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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-14 10:02:35 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-14 10:02:35 -0800
commit76b8f82cde2d9c13ef0c9a9aa2581b9b30b68e8c (patch)
treef94b370b95051b4a7b3c272b4b2ee20091e1b746 /drivers
parentaf853e631db12a97363c8c3b727d153bd2cb346b (diff)
parent9da66539281b5e15afc4a4739014c8923059d894 (diff)
downloadlinux-76b8f82cde2d9c13ef0c9a9aa2581b9b30b68e8c.tar.bz2
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6
* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6: (58 commits) mfd: Add twl6030 regulator subdevices regulator: Add support for twl6030 regulators rtc: Add twl6030 RTC support mfd: Add support for twl6030 irq framework mfd: Rename twl4030_ routines in twl-regulator.c mfd: Rename twl4030_ routines in rtc-twl.c mfd: Rename all twl4030_i2c* mfd: Rename twl4030* driver files to enable re-use mfd: Clarify twl4030 return value for read and write mfd: Add all twl4030 regulators to the twl4030 mfd driver mfd: Don't set mc13783 ADREFMODE for touch conversions mfd: Remove ezx-pcap defines for custom led gpio encoding mfd: Near complete mc13783 rewrite mfd: Remove build time warning for WM835x register default tables mfd: Force I2C to be built in when building WM831x mfd: Don't allow wm831x to be built as a module mfd: Fix incorrect error check for wm8350-core mfd: Fix twl4030 warning gpiolib: Implement gpio_to_irq() for wm831x mfd: Remove default selection of AB4500 ...
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpio/adp5520-gpio.c36
-rw-r--r--drivers/gpio/twl4030-gpio.c20
-rw-r--r--drivers/gpio/wm831x-gpio.c17
-rw-r--r--drivers/input/keyboard/Kconfig10
-rw-r--r--drivers/input/keyboard/Makefile1
-rw-r--r--drivers/input/keyboard/adp5520-keys.c220
-rw-r--r--drivers/input/keyboard/twl4030_keypad.c6
-rw-r--r--drivers/input/misc/pcf50633-input.c7
-rw-r--r--drivers/input/misc/twl4030-pwrbutton.c4
-rw-r--r--drivers/mfd/88pm8607.c302
-rw-r--r--drivers/mfd/Kconfig41
-rw-r--r--drivers/mfd/Makefile6
-rw-r--r--drivers/mfd/ab3100-core.c3
-rw-r--r--drivers/mfd/ab4500-core.c208
-rw-r--r--drivers/mfd/adp5520.c379
-rw-r--r--drivers/mfd/asic3.c2
-rw-r--r--drivers/mfd/ezx-pcap.c1
-rw-r--r--drivers/mfd/mc13783-core.c757
-rw-r--r--drivers/mfd/pcf50633-adc.c5
-rw-r--r--drivers/mfd/pcf50633-core.c76
-rw-r--r--drivers/mfd/tps65010.c30
-rw-r--r--drivers/mfd/twl-core.c (renamed from drivers/mfd/twl4030-core.c)385
-rw-r--r--drivers/mfd/twl4030-irq.c158
-rw-r--r--drivers/mfd/twl4030-power.c126
-rw-r--r--drivers/mfd/twl6030-irq.c299
-rw-r--r--drivers/mfd/wm831x-core.c223
-rw-r--r--drivers/mfd/wm831x-irq.c209
-rw-r--r--drivers/mfd/wm8350-core.c771
-rw-r--r--drivers/mfd/wm8350-irq.c529
-rw-r--r--drivers/mfd/wm8350-regmap.c8
-rw-r--r--drivers/power/pcf50633-charger.c3
-rw-r--r--drivers/power/wm8350_power.c63
-rw-r--r--drivers/regulator/Kconfig2
-rw-r--r--drivers/regulator/Makefile2
-rw-r--r--drivers/regulator/pcf50633-regulator.c5
-rw-r--r--drivers/regulator/twl-regulator.c (renamed from drivers/regulator/twl4030-regulator.c)287
-rw-r--r--drivers/regulator/wm8350-regulator.c10
-rw-r--r--drivers/rtc/Kconfig6
-rw-r--r--drivers/rtc/Makefile2
-rw-r--r--drivers/rtc/rtc-pcf50633.c5
-rw-r--r--drivers/rtc/rtc-twl.c (renamed from drivers/rtc/rtc-twl4030.c)284
-rw-r--r--drivers/rtc/rtc-wm8350.c25
-rw-r--r--drivers/usb/otg/twl4030-usb.c38
-rw-r--r--drivers/video/backlight/adp5520_bl.c123
-rw-r--r--drivers/video/omap/lcd_2430sdp.c4
-rw-r--r--drivers/watchdog/twl4030_wdt.c4
46 files changed, 3919 insertions, 1783 deletions
diff --git a/drivers/gpio/adp5520-gpio.c b/drivers/gpio/adp5520-gpio.c
index ad05bbc7ffd5..0f93105873cd 100644
--- a/drivers/gpio/adp5520-gpio.c
+++ b/drivers/gpio/adp5520-gpio.c
@@ -34,9 +34,9 @@ static int adp5520_gpio_get_value(struct gpio_chip *chip, unsigned off)
*/
if (test_bit(off, &dev->output))
- adp5520_read(dev->master, GPIO_OUT, &reg_val);
+ adp5520_read(dev->master, ADP5520_GPIO_OUT, &reg_val);
else
- adp5520_read(dev->master, GPIO_IN, &reg_val);
+ adp5520_read(dev->master, ADP5520_GPIO_IN, &reg_val);
return !!(reg_val & dev->lut[off]);
}
@@ -48,9 +48,9 @@ static void adp5520_gpio_set_value(struct gpio_chip *chip,
dev = container_of(chip, struct adp5520_gpio, gpio_chip);
if (val)
- adp5520_set_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ adp5520_set_bits(dev->master, ADP5520_GPIO_OUT, dev->lut[off]);
else
- adp5520_clr_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ adp5520_clr_bits(dev->master, ADP5520_GPIO_OUT, dev->lut[off]);
}
static int adp5520_gpio_direction_input(struct gpio_chip *chip, unsigned off)
@@ -60,7 +60,8 @@ static int adp5520_gpio_direction_input(struct gpio_chip *chip, unsigned off)
clear_bit(off, &dev->output);
- return adp5520_clr_bits(dev->master, GPIO_CFG_2, dev->lut[off]);
+ return adp5520_clr_bits(dev->master, ADP5520_GPIO_CFG_2,
+ dev->lut[off]);
}
static int adp5520_gpio_direction_output(struct gpio_chip *chip,
@@ -73,18 +74,21 @@ static int adp5520_gpio_direction_output(struct gpio_chip *chip,
set_bit(off, &dev->output);
if (val)
- ret |= adp5520_set_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_OUT,
+ dev->lut[off]);
else
- ret |= adp5520_clr_bits(dev->master, GPIO_OUT, dev->lut[off]);
+ ret |= adp5520_clr_bits(dev->master, ADP5520_GPIO_OUT,
+ dev->lut[off]);
- ret |= adp5520_set_bits(dev->master, GPIO_CFG_2, dev->lut[off]);
+ ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_CFG_2,
+ dev->lut[off]);
return ret;
}
static int __devinit adp5520_gpio_probe(struct platform_device *pdev)
{
- struct adp5520_gpio_platfrom_data *pdata = pdev->dev.platform_data;
+ struct adp5520_gpio_platform_data *pdata = pdev->dev.platform_data;
struct adp5520_gpio *dev;
struct gpio_chip *gc;
int ret, i, gpios;
@@ -129,20 +133,20 @@ static int __devinit adp5520_gpio_probe(struct platform_device *pdev)
gc->label = pdev->name;
gc->owner = THIS_MODULE;
- ret = adp5520_clr_bits(dev->master, GPIO_CFG_1,
+ ret = adp5520_clr_bits(dev->master, ADP5520_GPIO_CFG_1,
pdata->gpio_en_mask);
- if (pdata->gpio_en_mask & GPIO_C3)
- ctl_mask |= C3_MODE;
+ if (pdata->gpio_en_mask & ADP5520_GPIO_C3)
+ ctl_mask |= ADP5520_C3_MODE;
- if (pdata->gpio_en_mask & GPIO_R3)
- ctl_mask |= R3_MODE;
+ if (pdata->gpio_en_mask & ADP5520_GPIO_R3)
+ ctl_mask |= ADP5520_R3_MODE;
if (ctl_mask)
- ret = adp5520_set_bits(dev->master, LED_CONTROL,
+ ret = adp5520_set_bits(dev->master, ADP5520_LED_CONTROL,
ctl_mask);
- ret |= adp5520_set_bits(dev->master, GPIO_PULLUP,
+ ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_PULLUP,
pdata->gpio_pullup_mask);
if (ret) {
diff --git a/drivers/gpio/twl4030-gpio.c b/drivers/gpio/twl4030-gpio.c
index 49384a7c5492..7fe881e2bdfb 100644
--- a/drivers/gpio/twl4030-gpio.c
+++ b/drivers/gpio/twl4030-gpio.c
@@ -34,7 +34,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
/*
@@ -80,7 +80,7 @@ static unsigned int gpio_usage_count;
*/
static inline int gpio_twl4030_write(u8 address, u8 data)
{
- return twl4030_i2c_write_u8(TWL4030_MODULE_GPIO, data, address);
+ return twl_i2c_write_u8(TWL4030_MODULE_GPIO, data, address);
}
/*----------------------------------------------------------------------*/
@@ -117,7 +117,7 @@ static inline int gpio_twl4030_read(u8 address)
u8 data;
int ret = 0;
- ret = twl4030_i2c_read_u8(TWL4030_MODULE_GPIO, &data, address);
+ ret = twl_i2c_read_u8(TWL4030_MODULE_GPIO, &data, address);
return (ret < 0) ? ret : data;
}
@@ -142,7 +142,7 @@ static void twl4030_led_set_value(int led, int value)
cached_leden &= ~mask;
else
cached_leden |= mask;
- status = twl4030_i2c_write_u8(TWL4030_MODULE_LED, cached_leden,
+ status = twl_i2c_write_u8(TWL4030_MODULE_LED, cached_leden,
TWL4030_LED_LEDEN);
mutex_unlock(&gpio_lock);
}
@@ -223,23 +223,23 @@ static int twl_request(struct gpio_chip *chip, unsigned offset)
}
/* initialize PWM to always-drive */
- status = twl4030_i2c_write_u8(module, 0x7f,
+ status = twl_i2c_write_u8(module, 0x7f,
TWL4030_PWMx_PWMxOFF);
if (status < 0)
goto done;
- status = twl4030_i2c_write_u8(module, 0x7f,
+ status = twl_i2c_write_u8(module, 0x7f,
TWL4030_PWMx_PWMxON);
if (status < 0)
goto done;
/* init LED to not-driven (high) */
module = TWL4030_MODULE_LED;
- status = twl4030_i2c_read_u8(module, &cached_leden,
+ status = twl_i2c_read_u8(module, &cached_leden,
TWL4030_LED_LEDEN);
if (status < 0)
goto done;
cached_leden &= ~ledclr_mask;
- status = twl4030_i2c_write_u8(module, cached_leden,
+ status = twl_i2c_write_u8(module, cached_leden,
TWL4030_LED_LEDEN);
if (status < 0)
goto done;
@@ -370,7 +370,7 @@ static int __devinit gpio_twl4030_pulls(u32 ups, u32 downs)
message[i] = bit_mask;
}
- return twl4030_i2c_write(TWL4030_MODULE_GPIO, message,
+ return twl_i2c_write(TWL4030_MODULE_GPIO, message,
REG_GPIOPUPDCTR1, 5);
}
@@ -387,7 +387,7 @@ static int __devinit gpio_twl4030_debounce(u32 debounce, u8 mmc_cd)
debounce >>= 8;
message[3] = (debounce & 0x03);
- return twl4030_i2c_write(TWL4030_MODULE_GPIO, message,
+ return twl_i2c_write(TWL4030_MODULE_GPIO, message,
REG_GPIO_DEBEN1, 3);
}
diff --git a/drivers/gpio/wm831x-gpio.c b/drivers/gpio/wm831x-gpio.c
index f9c09a54ec7f..b4468b616890 100644
--- a/drivers/gpio/wm831x-gpio.c
+++ b/drivers/gpio/wm831x-gpio.c
@@ -22,8 +22,7 @@
#include <linux/mfd/wm831x/core.h>
#include <linux/mfd/wm831x/pdata.h>
#include <linux/mfd/wm831x/gpio.h>
-
-#define WM831X_GPIO_MAX 16
+#include <linux/mfd/wm831x/irq.h>
struct wm831x_gpio {
struct wm831x *wm831x;
@@ -80,6 +79,17 @@ static void wm831x_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
value << offset);
}
+static int wm831x_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
+{
+ struct wm831x_gpio *wm831x_gpio = to_wm831x_gpio(chip);
+ struct wm831x *wm831x = wm831x_gpio->wm831x;
+
+ if (!wm831x->irq_base)
+ return -EINVAL;
+
+ return wm831x->irq_base + WM831X_IRQ_GPIO_1 + offset;
+}
+
#ifdef CONFIG_DEBUG_FS
static void wm831x_gpio_dbg_show(struct seq_file *s, struct gpio_chip *chip)
{
@@ -175,6 +185,7 @@ static struct gpio_chip template_chip = {
.get = wm831x_gpio_get,
.direction_output = wm831x_gpio_direction_out,
.set = wm831x_gpio_set,
+ .to_irq = wm831x_gpio_to_irq,
.dbg_show = wm831x_gpio_dbg_show,
.can_sleep = 1,
};
@@ -192,7 +203,7 @@ static int __devinit wm831x_gpio_probe(struct platform_device *pdev)
wm831x_gpio->wm831x = wm831x;
wm831x_gpio->gpio_chip = template_chip;
- wm831x_gpio->gpio_chip.ngpio = WM831X_GPIO_MAX;
+ wm831x_gpio->gpio_chip.ngpio = wm831x->num_gpio;
wm831x_gpio->gpio_chip.dev = &pdev->dev;
if (pdata && pdata->gpio_base)
wm831x_gpio->gpio_chip.base = pdata->gpio_base;
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 203b88a82b56..02c836e11813 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -24,6 +24,16 @@ config KEYBOARD_AAED2000
To compile this driver as a module, choose M here: the
module will be called aaed2000_kbd.
+config KEYBOARD_ADP5520
+ tristate "Keypad Support for ADP5520 PMIC"
+ depends on PMIC_ADP5520
+ help
+ This option enables support for the keypad scan matrix
+ on Analog Devices ADP5520 PMICs.
+
+ To compile this driver as a module, choose M here: the module will
+ be called adp5520-keys.
+
config KEYBOARD_ADP5588
tristate "ADP5588 I2C QWERTY Keypad and IO Expander"
depends on I2C
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile
index 68c017235ce9..78654ef65206 100644
--- a/drivers/input/keyboard/Makefile
+++ b/drivers/input/keyboard/Makefile
@@ -5,6 +5,7 @@
# Each configuration option enables a list of files.
obj-$(CONFIG_KEYBOARD_AAED2000) += aaed2000_kbd.o
+obj-$(CONFIG_KEYBOARD_ADP5520) += adp5520-keys.o
obj-$(CONFIG_KEYBOARD_ADP5588) += adp5588-keys.o
obj-$(CONFIG_KEYBOARD_AMIGA) += amikbd.o
obj-$(CONFIG_KEYBOARD_ATARI) += atakbd.o
diff --git a/drivers/input/keyboard/adp5520-keys.c b/drivers/input/keyboard/adp5520-keys.c
new file mode 100644
index 000000000000..a7ba27fb4109
--- /dev/null
+++ b/drivers/input/keyboard/adp5520-keys.c
@@ -0,0 +1,220 @@
+/*
+ * Keypad driver for Analog Devices ADP5520 MFD PMICs
+ *
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/mfd/adp5520.h>
+
+struct adp5520_keys {
+ struct input_dev *input;
+ struct notifier_block notifier;
+ struct device *master;
+ unsigned short keycode[ADP5520_KEYMAPSIZE];
+};
+
+static void adp5520_keys_report_event(struct adp5520_keys *dev,
+ unsigned short keymask, int value)
+{
+ int i;
+
+ for (i = 0; i < ADP5520_MAXKEYS; i++)
+ if (keymask & (1 << i))
+ input_report_key(dev->input, dev->keycode[i], value);
+
+ input_sync(dev->input);
+}
+
+static int adp5520_keys_notifier(struct notifier_block *nb,
+ unsigned long event, void *data)
+{
+ struct adp5520_keys *dev;
+ uint8_t reg_val_lo, reg_val_hi;
+ unsigned short keymask;
+
+ dev = container_of(nb, struct adp5520_keys, notifier);
+
+ if (event & ADP5520_KP_INT) {
+ adp5520_read(dev->master, ADP5520_KP_INT_STAT_1, &reg_val_lo);
+ adp5520_read(dev->master, ADP5520_KP_INT_STAT_2, &reg_val_hi);
+
+ keymask = (reg_val_hi << 8) | reg_val_lo;
+ /* Read twice to clear */
+ adp5520_read(dev->master, ADP5520_KP_INT_STAT_1, &reg_val_lo);
+ adp5520_read(dev->master, ADP5520_KP_INT_STAT_2, &reg_val_hi);
+ keymask |= (reg_val_hi << 8) | reg_val_lo;
+ adp5520_keys_report_event(dev, keymask, 1);
+ }
+
+ if (event & ADP5520_KR_INT) {
+ adp5520_read(dev->master, ADP5520_KR_INT_STAT_1, &reg_val_lo);
+ adp5520_read(dev->master, ADP5520_KR_INT_STAT_2, &reg_val_hi);
+
+ keymask = (reg_val_hi << 8) | reg_val_lo;
+ /* Read twice to clear */
+ adp5520_read(dev->master, ADP5520_KR_INT_STAT_1, &reg_val_lo);
+ adp5520_read(dev->master, ADP5520_KR_INT_STAT_2, &reg_val_hi);
+ keymask |= (reg_val_hi << 8) | reg_val_lo;
+ adp5520_keys_report_event(dev, keymask, 0);
+ }
+
+ return 0;
+}
+
+static int __devinit adp5520_keys_probe(struct platform_device *pdev)
+{
+ struct adp5520_keys_platform_data *pdata = pdev->dev.platform_data;
+ struct input_dev *input;
+ struct adp5520_keys *dev;
+ int ret, i;
+ unsigned char en_mask, ctl_mask = 0;
+
+ if (pdev->id != ID_ADP5520) {
+ dev_err(&pdev->dev, "only ADP5520 supports Keypad\n");
+ return -EINVAL;
+ }
+
+ if (pdata == NULL) {
+ dev_err(&pdev->dev, "missing platform data\n");
+ return -EINVAL;
+ }
+
+ if (!(pdata->rows_en_mask && pdata->cols_en_mask))
+ return -EINVAL;
+
+ dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+ if (dev == NULL) {
+ dev_err(&pdev->dev, "failed to alloc memory\n");
+ return -ENOMEM;
+ }
+
+ input = input_allocate_device();
+ if (!input) {
+ ret = -ENOMEM;
+ goto err;
+ }
+
+ dev->master = pdev->dev.parent;
+ dev->input = input;
+
+ input->name = pdev->name;
+ input->phys = "adp5520-keys/input0";
+ input->dev.parent = &pdev->dev;
+
+ input_set_drvdata(input, dev);
+
+ input->id.bustype = BUS_I2C;
+ input->id.vendor = 0x0001;
+ input->id.product = 0x5520;
+ input->id.version = 0x0001;
+
+ input->keycodesize = sizeof(dev->keycode[0]);
+ input->keycodemax = pdata->keymapsize;
+ input->keycode = dev->keycode;
+
+ memcpy(dev->keycode, pdata->keymap,
+ pdata->keymapsize * input->keycodesize);
+
+ /* setup input device */
+ __set_bit(EV_KEY, input->evbit);
+
+ if (pdata->repeat)
+ __set_bit(EV_REP, input->evbit);
+
+ for (i = 0; i < input->keycodemax; i++)
+ __set_bit(dev->keycode[i], input->keybit);
+ __clear_bit(KEY_RESERVED, input->keybit);
+
+ ret = input_register_device(input);
+ if (ret) {
+ dev_err(&pdev->dev, "unable to register input device\n");
+ goto err;
+ }
+
+ en_mask = pdata->rows_en_mask | pdata->cols_en_mask;
+
+ ret = adp5520_set_bits(dev->master, ADP5520_GPIO_CFG_1, en_mask);
+
+ if (en_mask & ADP5520_COL_C3)
+ ctl_mask |= ADP5520_C3_MODE;
+
+ if (en_mask & ADP5520_ROW_R3)
+ ctl_mask |= ADP5520_R3_MODE;
+
+ if (ctl_mask)
+ ret |= adp5520_set_bits(dev->master, ADP5520_LED_CONTROL,
+ ctl_mask);
+
+ ret |= adp5520_set_bits(dev->master, ADP5520_GPIO_PULLUP,
+ pdata->rows_en_mask);
+
+ if (ret) {
+ dev_err(&pdev->dev, "failed to write\n");
+ ret = -EIO;
+ goto err1;
+ }
+
+ dev->notifier.notifier_call = adp5520_keys_notifier;
+ ret = adp5520_register_notifier(dev->master, &dev->notifier,
+ ADP5520_KP_IEN | ADP5520_KR_IEN);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to register notifier\n");
+ goto err1;
+ }
+
+ platform_set_drvdata(pdev, dev);
+ return 0;
+
+err1:
+ input_unregister_device(input);
+ input = NULL;
+err:
+ input_free_device(input);
+ kfree(dev);
+ return ret;
+}
+
+static int __devexit adp5520_keys_remove(struct platform_device *pdev)
+{
+ struct adp5520_keys *dev = platform_get_drvdata(pdev);
+
+ adp5520_unregister_notifier(dev->master, &dev->notifier,
+ ADP5520_KP_IEN | ADP5520_KR_IEN);
+
+ input_unregister_device(dev->input);
+ kfree(dev);
+ return 0;
+}
+
+static struct platform_driver adp5520_keys_driver = {
+ .driver = {
+ .name = "adp5520-keys",
+ .owner = THIS_MODULE,
+ },
+ .probe = adp5520_keys_probe,
+ .remove = __devexit_p(adp5520_keys_remove),
+};
+
+static int __init adp5520_keys_init(void)
+{
+ return platform_driver_register(&adp5520_keys_driver);
+}
+module_init(adp5520_keys_init);
+
+static void __exit adp5520_keys_exit(void)
+{
+ platform_driver_unregister(&adp5520_keys_driver);
+}
+module_exit(adp5520_keys_exit);
+
+MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
+MODULE_DESCRIPTION("Keys ADP5520 Driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:adp5520-keys");
diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c
index 9a2977c21696..eeaa7acb9cfc 100644
--- a/drivers/input/keyboard/twl4030_keypad.c
+++ b/drivers/input/keyboard/twl4030_keypad.c
@@ -31,7 +31,7 @@
#include <linux/interrupt.h>
#include <linux/input.h>
#include <linux/platform_device.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
/*
@@ -133,7 +133,7 @@ struct twl4030_keypad {
static int twl4030_kpread(struct twl4030_keypad *kp,
u8 *data, u32 reg, u8 num_bytes)
{
- int ret = twl4030_i2c_read(TWL4030_MODULE_KEYPAD, data, reg, num_bytes);
+ int ret = twl_i2c_read(TWL4030_MODULE_KEYPAD, data, reg, num_bytes);
if (ret < 0)
dev_warn(kp->dbg_dev,
@@ -145,7 +145,7 @@ static int twl4030_kpread(struct twl4030_keypad *kp,
static int twl4030_kpwrite_u8(struct twl4030_keypad *kp, u8 data, u32 reg)
{
- int ret = twl4030_i2c_write_u8(TWL4030_MODULE_KEYPAD, data, reg);
+ int ret = twl_i2c_write_u8(TWL4030_MODULE_KEYPAD, data, reg);
if (ret < 0)
dev_warn(kp->dbg_dev,
diff --git a/drivers/input/misc/pcf50633-input.c b/drivers/input/misc/pcf50633-input.c
index 039dcb00ebd9..008de0c5834b 100644
--- a/drivers/input/misc/pcf50633-input.c
+++ b/drivers/input/misc/pcf50633-input.c
@@ -55,7 +55,6 @@ pcf50633_input_irq(int irq, void *data)
static int __devinit pcf50633_input_probe(struct platform_device *pdev)
{
struct pcf50633_input *input;
- struct pcf50633_subdev_pdata *pdata = pdev->dev.platform_data;
struct input_dev *input_dev;
int ret;
@@ -71,7 +70,7 @@ static int __devinit pcf50633_input_probe(struct platform_device *pdev)
}
platform_set_drvdata(pdev, input);
- input->pcf = pdata->pcf;
+ input->pcf = dev_to_pcf50633(pdev->dev.parent);
input->input_dev = input_dev;
input_dev->name = "PCF50633 PMU events";
@@ -85,9 +84,9 @@ static int __devinit pcf50633_input_probe(struct platform_device *pdev)
kfree(input);
return ret;
}
- pcf50633_register_irq(pdata->pcf, PCF50633_IRQ_ONKEYR,
+ pcf50633_register_irq(input->pcf, PCF50633_IRQ_ONKEYR,
pcf50633_input_irq, input);
- pcf50633_register_irq(pdata->pcf, PCF50633_IRQ_ONKEYF,
+ pcf50633_register_irq(input->pcf, PCF50633_IRQ_ONKEYF,
pcf50633_input_irq, input);
return 0;
diff --git a/drivers/input/misc/twl4030-pwrbutton.c b/drivers/input/misc/twl4030-pwrbutton.c
index f5fc9974a111..bdde5c889035 100644
--- a/drivers/input/misc/twl4030-pwrbutton.c
+++ b/drivers/input/misc/twl4030-pwrbutton.c
@@ -27,7 +27,7 @@
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
#define PWR_PWRON_IRQ (1 << 0)
@@ -49,7 +49,7 @@ static irqreturn_t powerbutton_irq(int irq, void *_pwr)
local_irq_enable();
#endif
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &value,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &value,
STS_HW_CONDITIONS);
if (!err) {
input_report_key(pwr, KEY_POWER, value & PWR_PWRON_IRQ);
diff --git a/drivers/mfd/88pm8607.c b/drivers/mfd/88pm8607.c
new file mode 100644
index 000000000000..7e3f65907993
--- /dev/null
+++ b/drivers/mfd/88pm8607.c
@@ -0,0 +1,302 @@
+/*
+ * Base driver for Marvell 88PM8607
+ *
+ * Copyright (C) 2009 Marvell International Ltd.
+ * Haojian Zhuang <haojian.zhuang@marvell.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/mfd/core.h>
+#include <linux/mfd/88pm8607.h>
+
+
+#define PM8607_REG_RESOURCE(_start, _end) \
+{ \
+ .start = PM8607_##_start, \
+ .end = PM8607_##_end, \
+ .flags = IORESOURCE_IO, \
+}
+
+static struct resource pm8607_regulator_resources[] = {
+ PM8607_REG_RESOURCE(BUCK1, BUCK1),
+ PM8607_REG_RESOURCE(BUCK2, BUCK2),
+ PM8607_REG_RESOURCE(BUCK3, BUCK3),
+ PM8607_REG_RESOURCE(LDO1, LDO1),
+ PM8607_REG_RESOURCE(LDO2, LDO2),
+ PM8607_REG_RESOURCE(LDO3, LDO3),
+ PM8607_REG_RESOURCE(LDO4, LDO4),
+ PM8607_REG_RESOURCE(LDO5, LDO5),
+ PM8607_REG_RESOURCE(LDO6, LDO6),
+ PM8607_REG_RESOURCE(LDO7, LDO7),
+ PM8607_REG_RESOURCE(LDO8, LDO8),
+ PM8607_REG_RESOURCE(LDO9, LDO9),
+ PM8607_REG_RESOURCE(LDO10, LDO10),
+ PM8607_REG_RESOURCE(LDO12, LDO12),
+ PM8607_REG_RESOURCE(LDO14, LDO14),
+};
+
+#define PM8607_REG_DEVS(_name, _id) \
+{ \
+ .name = "88pm8607-" #_name, \
+ .num_resources = 1, \
+ .resources = &pm8607_regulator_resources[PM8607_ID_##_id], \
+}
+
+static struct mfd_cell pm8607_devs[] = {
+ PM8607_REG_DEVS(buck1, BUCK1),
+ PM8607_REG_DEVS(buck2, BUCK2),
+ PM8607_REG_DEVS(buck3, BUCK3),
+ PM8607_REG_DEVS(ldo1, LDO1),
+ PM8607_REG_DEVS(ldo2, LDO2),
+ PM8607_REG_DEVS(ldo3, LDO3),
+ PM8607_REG_DEVS(ldo4, LDO4),
+ PM8607_REG_DEVS(ldo5, LDO5),
+ PM8607_REG_DEVS(ldo6, LDO6),
+ PM8607_REG_DEVS(ldo7, LDO7),
+ PM8607_REG_DEVS(ldo8, LDO8),
+ PM8607_REG_DEVS(ldo9, LDO9),
+ PM8607_REG_DEVS(ldo10, LDO10),
+ PM8607_REG_DEVS(ldo12, LDO12),
+ PM8607_REG_DEVS(ldo14, LDO14),
+};
+
+static inline int pm8607_read_device(struct pm8607_chip *chip,
+ int reg, int bytes, void *dest)
+{
+ struct i2c_client *i2c = chip->client;
+ unsigned char data;
+ int ret;
+
+ data = (unsigned char)reg;
+ ret = i2c_master_send(i2c, &data, 1);
+ if (ret < 0)
+ return ret;
+
+ ret = i2c_master_recv(i2c, dest, bytes);
+ if (ret < 0)
+ return ret;
+ return 0;
+}
+
+static inline int pm8607_write_device(struct pm8607_chip *chip,
+ int reg, int bytes, void *src)
+{
+ struct i2c_client *i2c = chip->client;
+ unsigned char buf[bytes + 1];
+ int ret;
+
+ buf[0] = (unsigned char)reg;
+ memcpy(&buf[1], src, bytes);
+
+ ret = i2c_master_send(i2c, buf, bytes + 1);
+ if (ret < 0)
+ return ret;
+ return 0;
+}
+
+int pm8607_reg_read(struct pm8607_chip *chip, int reg)
+{
+ unsigned char data;
+ int ret;
+
+ mutex_lock(&chip->io_lock);
+ ret = chip->read(chip, reg, 1, &data);
+ mutex_unlock(&chip->io_lock);
+
+ if (ret < 0)
+ return ret;
+ else
+ return (int)data;
+}
+EXPORT_SYMBOL(pm8607_reg_read);
+
+int pm8607_reg_write(struct pm8607_chip *chip, int reg,
+ unsigned char data)
+{
+ int ret;
+
+ mutex_lock(&chip->io_lock);
+ ret = chip->write(chip, reg, 1, &data);
+ mutex_unlock(&chip->io_lock);
+
+ return ret;
+}
+EXPORT_SYMBOL(pm8607_reg_write);
+
+int pm8607_bulk_read(struct pm8607_chip *chip, int reg,
+ int count, unsigned char *buf)
+{
+ int ret;
+
+ mutex_lock(&chip->io_lock);
+ ret = chip->read(chip, reg, count, buf);
+ mutex_unlock(&chip->io_lock);
+
+ return ret;
+}
+EXPORT_SYMBOL(pm8607_bulk_read);
+
+int pm8607_bulk_write(struct pm8607_chip *chip, int reg,
+ int count, unsigned char *buf)
+{
+ int ret;
+
+ mutex_lock(&chip->io_lock);
+ ret = chip->write(chip, reg, count, buf);
+ mutex_unlock(&chip->io_lock);
+
+ return ret;
+}
+EXPORT_SYMBOL(pm8607_bulk_write);
+
+int pm8607_set_bits(struct pm8607_chip *chip, int reg,
+ unsigned char mask, unsigned char data)
+{
+ unsigned char value;
+ int ret;
+
+ mutex_lock(&chip->io_lock);
+ ret = chip->read(chip, reg, 1, &value);
+ if (ret < 0)
+ goto out;
+ value &= ~mask;
+ value |= data;
+ ret = chip->write(chip, reg, 1, &value);
+out:
+ mutex_unlock(&chip->io_lock);
+ return ret;
+}
+EXPORT_SYMBOL(pm8607_set_bits);
+
+
+static const struct i2c_device_id pm8607_id_table[] = {
+ { "88PM8607", 0 },
+ {}
+};
+MODULE_DEVICE_TABLE(i2c, pm8607_id_table);
+
+
+static int __devinit pm8607_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct pm8607_platform_data *pdata = client->dev.platform_data;
+ struct pm8607_chip *chip;
+ int i, count;
+ int ret;
+
+ chip = kzalloc(sizeof(struct pm8607_chip), GFP_KERNEL);
+ if (chip == NULL)
+ return -ENOMEM;
+
+ chip->client = client;
+ chip->dev = &client->dev;
+ chip->read = pm8607_read_device;
+ chip->write = pm8607_write_device;
+ i2c_set_clientdata(client, chip);
+
+ mutex_init(&chip->io_lock);
+ dev_set_drvdata(chip->dev, chip);
+
+ ret = pm8607_reg_read(chip, PM8607_CHIP_ID);
+ if (ret < 0) {
+ dev_err(chip->dev, "Failed to read CHIP ID: %d\n", ret);
+ goto out;
+ }
+ if ((ret & CHIP_ID_MASK) == CHIP_ID)
+ dev_info(chip->dev, "Marvell 88PM8607 (ID: %02x) detected\n",
+ ret);
+ else {
+ dev_err(chip->dev, "Failed to detect Marvell 88PM8607. "
+ "Chip ID: %02x\n", ret);
+ goto out;
+ }
+ chip->chip_id = ret;
+
+ ret = pm8607_reg_read(chip, PM8607_BUCK3);
+ if (ret < 0) {
+ dev_err(chip->dev, "Failed to read BUCK3 register: %d\n", ret);
+ goto out;
+ }
+ if (ret & PM8607_BUCK3_DOUBLE)
+ chip->buck3_double = 1;
+
+ ret = pm8607_reg_read(chip, PM8607_MISC1);
+ if (ret < 0) {
+ dev_err(chip->dev, "Failed to read MISC1 register: %d\n", ret);
+ goto out;
+ }
+ if (pdata->i2c_port == PI2C_PORT)
+ ret |= PM8607_MISC1_PI2C;
+ else
+ ret &= ~PM8607_MISC1_PI2C;
+ ret = pm8607_reg_write(chip, PM8607_MISC1, ret);
+ if (ret < 0) {
+ dev_err(chip->dev, "Failed to write MISC1 register: %d\n", ret);
+ goto out;
+ }
+
+
+ count = ARRAY_SIZE(pm8607_devs);
+ for (i = 0; i < count; i++) {
+ ret = mfd_add_devices(chip->dev, i, &pm8607_devs[i],
+ 1, NULL, 0);
+ if (ret != 0) {
+ dev_err(chip->dev, "Failed to add subdevs\n");
+ goto out;
+ }
+ }
+
+ return 0;
+
+out:
+ i2c_set_clientdata(client, NULL);
+ kfree(chip);
+ return ret;
+}
+
+static int __devexit pm8607_remove(struct i2c_client *client)
+{
+ struct pm8607_chip *chip = i2c_get_clientdata(client);
+
+ mfd_remove_devices(chip->dev);
+ kfree(chip);
+ return 0;
+}
+
+static struct i2c_driver pm8607_driver = {
+ .driver = {
+ .name = "88PM8607",
+ .owner = THIS_MODULE,
+ },
+ .probe = pm8607_probe,
+ .remove = __devexit_p(pm8607_remove),
+ .id_table = pm8607_id_table,
+};
+
+static int __init pm8607_init(void)
+{
+ int ret;
+ ret = i2c_add_driver(&pm8607_driver);
+ if (ret != 0)
+ pr_err("Failed to register 88PM8607 I2C driver: %d\n", ret);
+ return ret;
+}
+subsys_initcall(pm8607_init);
+
+static void __exit pm8607_exit(void)
+{
+ i2c_del_driver(&pm8607_driver);
+}
+module_exit(pm8607_exit);
+
+MODULE_DESCRIPTION("PMIC Driver for Marvell 88PM8607");
+MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index a296e717e86e..87829789243e 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -103,10 +103,10 @@ config MENELAUS
cell phones and PDAs.
config TWL4030_CORE
- bool "Texas Instruments TWL4030/TPS659x0 Support"
+ bool "Texas Instruments TWL4030/TWL5030/TWL6030/TPS659x0 Support"
depends on I2C=y && GENERIC_HARDIRQS
help
- Say yes here if you have TWL4030 family chip on your board.
+ Say yes here if you have TWL4030 / TWL6030 family chip on your board.
This core driver provides register access and IRQ handling
facilities, and registers devices for the various functions
so that function-specific drivers can bind to them.
@@ -174,6 +174,16 @@ config PMIC_DA903X
individual components like LCD backlight, voltage regulators,
LEDs and battery-charger under the corresponding menus.
+config PMIC_ADP5520
+ bool "Analog Devices ADP5520/01 MFD PMIC Core Support"
+ depends on I2C=y
+ help
+ Say yes here to add support for Analog Devices AD5520 and ADP5501,
+ Multifunction Power Management IC. This includes
+ the I2C driver and the core APIs _only_, you have to select
+ individual components like LCD backlight, LEDs, GPIOs and Kepad
+ under the corresponding menus.
+
config MFD_WM8400
tristate "Support Wolfson Microelectronics WM8400"
select MFD_CORE
@@ -185,12 +195,12 @@ config MFD_WM8400
the functionality of the device.
config MFD_WM831X
- tristate "Support Wolfson Microelectronics WM831x PMICs"
+ bool "Support Wolfson Microelectronics WM831x/2x PMICs"
select MFD_CORE
- depends on I2C
+ depends on I2C=y
help
- Support for the Wolfson Microelecronics WM831x PMICs. This
- driver provides common support for accessing the device,
+ Support for the Wolfson Microelecronics WM831x and WM832x PMICs.
+ This driver provides common support for accessing the device,
additional drivers must be enabled in order to use the
functionality of the device.
@@ -319,6 +329,25 @@ config EZX_PCAP
This enables the PCAP ASIC present on EZX Phones. This is
needed for MMC, TouchScreen, Sound, USB, etc..
+config MFD_88PM8607
+ bool "Support Marvell 88PM8607"
+ depends on I2C=y
+ select MFD_CORE
+ help
+ This supports for Marvell 88PM8607 Power Management IC. This includes
+ the I2C driver and the core APIs _only_, you have to select
+ individual components like voltage regulators, RTC and
+ battery-charger under the corresponding menus.
+
+config AB4500_CORE
+ tristate "ST-Ericsson's AB4500 Mixed Signal Power management chip"
+ depends on SPI
+ help
+ Select this option to enable access to AB4500 power management
+ chip. This connects to U8500 on the SSP/SPI bus and exports
+ read/write functions for the devices to get access to this chip.
+ This chip embeds various other multimedia funtionalities as well.
+
endmenu
menu "Multimedia Capabilities Port drivers"
diff --git a/drivers/mfd/Makefile b/drivers/mfd/Makefile
index 11350c1d9301..ca2f2c4ff05e 100644
--- a/drivers/mfd/Makefile
+++ b/drivers/mfd/Makefile
@@ -19,13 +19,14 @@ obj-$(CONFIG_MFD_WM8400) += wm8400-core.o
wm831x-objs := wm831x-core.o wm831x-irq.o wm831x-otp.o
obj-$(CONFIG_MFD_WM831X) += wm831x.o
wm8350-objs := wm8350-core.o wm8350-regmap.o wm8350-gpio.o
+wm8350-objs += wm8350-irq.o
obj-$(CONFIG_MFD_WM8350) += wm8350.o
obj-$(CONFIG_MFD_WM8350_I2C) += wm8350-i2c.o
obj-$(CONFIG_TPS65010) += tps65010.o
obj-$(CONFIG_MENELAUS) += menelaus.o
-obj-$(CONFIG_TWL4030_CORE) += twl4030-core.o twl4030-irq.o
+obj-$(CONFIG_TWL4030_CORE) += twl-core.o twl4030-irq.o twl6030-irq.o
obj-$(CONFIG_TWL4030_POWER) += twl4030-power.o
obj-$(CONFIG_TWL4030_CODEC) += twl4030-codec.o
@@ -52,3 +53,6 @@ obj-$(CONFIG_PCF50633_ADC) += pcf50633-adc.o
obj-$(CONFIG_PCF50633_GPIO) += pcf50633-gpio.o
obj-$(CONFIG_AB3100_CORE) += ab3100-core.o
obj-$(CONFIG_AB3100_OTP) += ab3100-otp.o
+obj-$(CONFIG_AB4500_CORE) += ab4500-core.o
+obj-$(CONFIG_MFD_88PM8607) += 88pm8607.o
+obj-$(CONFIG_PMIC_ADP5520) += adp5520.o \ No newline at end of file
diff --git a/drivers/mfd/ab3100-core.c b/drivers/mfd/ab3100-core.c
index 613481028272..fd42a80e7bf9 100644
--- a/drivers/mfd/ab3100-core.c
+++ b/drivers/mfd/ab3100-core.c
@@ -900,9 +900,6 @@ static int __init ab3100_probe(struct i2c_client *client,
goto exit_no_testreg_client;
}
- strlcpy(ab3100->testreg_client->name, id->name,
- sizeof(ab3100->testreg_client->name));
-
err = ab3100_setup(ab3100);
if (err)
goto exit_no_setup;
diff --git a/drivers/mfd/ab4500-core.c b/drivers/mfd/ab4500-core.c
new file mode 100644
index 000000000000..1c44c19e073a
--- /dev/null
+++ b/drivers/mfd/ab4500-core.c
@@ -0,0 +1,208 @@
+/*
+ * Copyright (C) 2009 ST-Ericsson
+ *
+ * Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
+ *
+ * This program is free software; you can redistribute it
+ * and/or modify it under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation.
+ *
+ * AB4500 is a companion power management chip used with U8500.
+ * On this platform, this is interfaced with SSP0 controller
+ * which is a ARM primecell pl022.
+ *
+ * At the moment the module just exports read/write features.
+ * Interrupt management to be added - TODO.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/mfd/ab4500.h>
+
+/* just required if probe fails, we need to
+ * unregister the device
+ */
+static struct spi_driver ab4500_driver;
+
+/*
+ * This funtion writes to any AB4500 registers using
+ * SPI protocol & before it writes it packs the data
+ * in the below 24 bit frame format
+ *
+ * *|------------------------------------|
+ * *| 23|22...18|17.......10|9|8|7......0|
+ * *| r/w bank adr data |
+ * * ------------------------------------
+ *
+ * This function shouldn't be called from interrupt
+ * context
+ */
+int ab4500_write(struct ab4500 *ab4500, unsigned char block,
+ unsigned long addr, unsigned char data)
+{
+ struct spi_transfer xfer;
+ struct spi_message msg;
+ int err;
+ unsigned long spi_data =
+ block << 18 | addr << 10 | data;
+
+ mutex_lock(&ab4500->lock);
+ ab4500->tx_buf[0] = spi_data;
+ ab4500->rx_buf[0] = 0;
+
+ xfer.tx_buf = ab4500->tx_buf;
+ xfer.rx_buf = NULL;
+ xfer.len = sizeof(unsigned long);
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&xfer, &msg);
+
+ err = spi_sync(ab4500->spi, &msg);
+ mutex_unlock(&ab4500->lock);
+
+ return err;
+}
+EXPORT_SYMBOL(ab4500_write);
+
+int ab4500_read(struct ab4500 *ab4500, unsigned char block,
+ unsigned long addr)
+{
+ struct spi_transfer xfer;
+ struct spi_message msg;
+ unsigned long spi_data =
+ 1 << 23 | block << 18 | addr << 10;
+
+ mutex_lock(&ab4500->lock);
+ ab4500->tx_buf[0] = spi_data;
+ ab4500->rx_buf[0] = 0;
+
+ xfer.tx_buf = ab4500->tx_buf;
+ xfer.rx_buf = ab4500->rx_buf;
+ xfer.len = sizeof(unsigned long);
+
+ spi_message_init(&msg);
+ spi_message_add_tail(&xfer, &msg);
+
+ spi_sync(ab4500->spi, &msg);
+ mutex_unlock(&ab4500->lock);
+
+ return ab4500->rx_buf[0];
+}
+EXPORT_SYMBOL(ab4500_read);
+
+/* ref: ab3100 core */
+#define AB4500_DEVICE(devname, devid) \
+static struct platform_device ab4500_##devname##_device = { \
+ .name = devid, \
+ .id = -1, \
+}
+
+/* list of childern devices of ab4500 - all are
+ * not populated here - TODO
+ */
+AB4500_DEVICE(charger, "ab4500-charger");
+AB4500_DEVICE(audio, "ab4500-audio");
+AB4500_DEVICE(usb, "ab4500-usb");
+AB4500_DEVICE(tvout, "ab4500-tvout");
+AB4500_DEVICE(sim, "ab4500-sim");
+AB4500_DEVICE(gpadc, "ab4500-gpadc");
+AB4500_DEVICE(clkmgt, "ab4500-clkmgt");
+AB4500_DEVICE(misc, "ab4500-misc");
+
+static struct platform_device *ab4500_platform_devs[] = {
+ &ab4500_charger_device,
+ &ab4500_audio_device,
+ &ab4500_usb_device,
+ &ab4500_tvout_device,
+ &ab4500_sim_device,
+ &ab4500_gpadc_device,
+ &ab4500_clkmgt_device,
+ &ab4500_misc_device,
+};
+
+static int __init ab4500_probe(struct spi_device *spi)
+{
+ struct ab4500 *ab4500;
+ unsigned char revision;
+ int err = 0;
+ int i;
+
+ ab4500 = kzalloc(sizeof *ab4500, GFP_KERNEL);
+ if (!ab4500) {
+ dev_err(&spi->dev, "could not allocate AB4500\n");
+ err = -ENOMEM;
+ goto not_detect;
+ }
+
+ ab4500->spi = spi;
+ spi_set_drvdata(spi, ab4500);
+
+ mutex_init(&ab4500->lock);
+
+ /* read the revision register */
+ revision = ab4500_read(ab4500, AB4500_MISC, AB4500_REV_REG);
+
+ /* revision id 0x0 is for early drop, 0x10 is for cut1.0 */
+ if (revision == 0x0 || revision == 0x10)
+ dev_info(&spi->dev, "Detected chip: %s, revision = %x\n",
+ ab4500_driver.driver.name, revision);
+ else {
+ dev_err(&spi->dev, "unknown chip: 0x%x\n", revision);
+ goto not_detect;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(ab4500_platform_devs); i++) {
+ ab4500_platform_devs[i]->dev.parent =
+ &spi->dev;
+ platform_set_drvdata(ab4500_platform_devs[i], ab4500);
+ }
+
+ /* register the ab4500 platform devices */
+ platform_add_devices(ab4500_platform_devs,
+ ARRAY_SIZE(ab4500_platform_devs));
+
+ return err;
+
+ not_detect:
+ spi_unregister_driver(&ab4500_driver);
+ kfree(ab4500);
+ return err;
+}
+
+static int __devexit ab4500_remove(struct spi_device *spi)
+{
+ struct ab4500 *ab4500 =
+ spi_get_drvdata(spi);
+
+ kfree(ab4500);
+
+ return 0;
+}
+
+static struct spi_driver ab4500_driver = {
+ .driver = {
+ .name = "ab4500",
+ .owner = THIS_MODULE,
+ },
+ .probe = ab4500_probe,
+ .remove = __devexit_p(ab4500_remove)
+};
+
+static int __devinit ab4500_init(void)
+{
+ return spi_register_driver(&ab4500_driver);
+}
+
+static void __exit ab4500_exit(void)
+{
+ spi_unregister_driver(&ab4500_driver);
+}
+
+subsys_initcall(ab4500_init);
+module_exit(ab4500_exit);
+
+MODULE_AUTHOR("Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com");
+MODULE_DESCRIPTION("AB4500 core driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mfd/adp5520.c b/drivers/mfd/adp5520.c
new file mode 100644
index 000000000000..b26644772d02
--- /dev/null
+++ b/drivers/mfd/adp5520.c
@@ -0,0 +1,379 @@
+/*
+ * Base driver for Analog Devices ADP5520/ADP5501 MFD PMICs
+ * LCD Backlight: drivers/video/backlight/adp5520_bl
+ * LEDs : drivers/led/leds-adp5520
+ * GPIO : drivers/gpio/adp5520-gpio (ADP5520 only)
+ * Keys : drivers/input/keyboard/adp5520-keys (ADP5520 only)
+ *
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Derived from da903x:
+ * Copyright (C) 2008 Compulab, Ltd.
+ * Mike Rapoport <mike@compulab.co.il>
+ *
+ * Copyright (C) 2006-2008 Marvell International Ltd.
+ * Eric Miao <eric.miao@marvell.com>
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/err.h>
+#include <linux/i2c.h>
+
+#include <linux/mfd/adp5520.h>
+
+struct adp5520_chip {
+ struct i2c_client *client;
+ struct device *dev;
+ struct mutex lock;
+ struct blocking_notifier_head notifier_list;
+ int irq;
+ unsigned long id;
+};
+
+static int __adp5520_read(struct i2c_client *client,
+ int reg, uint8_t *val)
+{
+ int ret;
+
+ ret = i2c_smbus_read_byte_data(client, reg);
+ if (ret < 0) {
+ dev_err(&client->dev, "failed reading at 0x%02x\n", reg);
+ return ret;
+ }
+
+ *val = (uint8_t)ret;
+ return 0;
+}
+
+static int __adp5520_write(struct i2c_client *client,
+ int reg, uint8_t val)
+{
+ int ret;
+
+ ret = i2c_smbus_write_byte_data(client, reg, val);
+ if (ret < 0) {
+ dev_err(&client->dev, "failed writing 0x%02x to 0x%02x\n",
+ val, reg);
+ return ret;
+ }
+ return 0;
+}
+
+static int __adp5520_ack_bits(struct i2c_client *client, int reg,
+ uint8_t bit_mask)
+{
+ struct adp5520_chip *chip = i2c_get_clientdata(client);
+ uint8_t reg_val;
+ int ret;
+
+ mutex_lock(&chip->lock);
+
+ ret = __adp5520_read(client, reg, &reg_val);
+
+ if (!ret) {
+ reg_val |= bit_mask;
+ ret = __adp5520_write(client, reg, reg_val);
+ }
+
+ mutex_unlock(&chip->lock);
+ return ret;
+}
+
+int adp5520_write(struct device *dev, int reg, uint8_t val)
+{
+ return __adp5520_write(to_i2c_client(dev), reg, val);
+}
+EXPORT_SYMBOL_GPL(adp5520_write);
+
+int adp5520_read(struct device *dev, int reg, uint8_t *val)
+{
+ return __adp5520_read(to_i2c_client(dev), reg, val);
+}
+EXPORT_SYMBOL_GPL(adp5520_read);
+
+int adp5520_set_bits(struct device *dev, int reg, uint8_t bit_mask)
+{
+ struct adp5520_chip *chip = dev_get_drvdata(dev);
+ uint8_t reg_val;
+ int ret;
+
+ mutex_lock(&chip->lock);
+
+ ret = __adp5520_read(chip->client, reg, &reg_val);
+
+ if (!ret && ((reg_val & bit_mask) == 0)) {
+ reg_val |= bit_mask;
+ ret = __adp5520_write(chip->client, reg, reg_val);
+ }
+
+ mutex_unlock(&chip->lock);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(adp5520_set_bits);
+
+int adp5520_clr_bits(struct device *dev, int reg, uint8_t bit_mask)
+{
+ struct adp5520_chip *chip = dev_get_drvdata(dev);
+ uint8_t reg_val;
+ int ret;
+
+ mutex_lock(&chip->lock);
+
+ ret = __adp5520_read(chip->client, reg, &reg_val);
+
+ if (!ret && (reg_val & bit_mask)) {
+ reg_val &= ~bit_mask;
+ ret = __adp5520_write(chip->client, reg, reg_val);
+ }
+
+ mutex_unlock(&chip->lock);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(adp5520_clr_bits);
+
+int adp5520_register_notifier(struct device *dev, struct notifier_block *nb,
+ unsigned int events)
+{
+ struct adp5520_chip *chip = dev_get_drvdata(dev);
+
+ if (chip->irq) {
+ adp5520_set_bits(chip->dev, ADP5520_INTERRUPT_ENABLE,
+ events & (ADP5520_KP_IEN | ADP5520_KR_IEN |
+ ADP5520_OVP_IEN | ADP5520_CMPR_IEN));
+
+ return blocking_notifier_chain_register(&chip->notifier_list,
+ nb);
+ }
+
+ return -ENODEV;
+}
+EXPORT_SYMBOL_GPL(adp5520_register_notifier);
+
+int adp5520_unregister_notifier(struct device *dev, struct notifier_block *nb,
+ unsigned int events)
+{
+ struct adp5520_chip *chip = dev_get_drvdata(dev);
+
+ adp5520_clr_bits(chip->dev, ADP5520_INTERRUPT_ENABLE,
+ events & (ADP5520_KP_IEN | ADP5520_KR_IEN |
+ ADP5520_OVP_IEN | ADP5520_CMPR_IEN));
+
+ return blocking_notifier_chain_unregister(&chip->notifier_list, nb);
+}
+EXPORT_SYMBOL_GPL(adp5520_unregister_notifier);
+
+static irqreturn_t adp5520_irq_thread(int irq, void *data)
+{
+ struct adp5520_chip *chip = data;
+ unsigned int events;
+ uint8_t reg_val;
+ int ret;
+
+ ret = __adp5520_read(chip->client, ADP5520_MODE_STATUS, &reg_val);
+ if (ret)
+ goto out;
+
+ events = reg_val & (ADP5520_OVP_INT | ADP5520_CMPR_INT |
+ ADP5520_GPI_INT | ADP5520_KR_INT | ADP5520_KP_INT);
+
+ blocking_notifier_call_chain(&chip->notifier_list, events, NULL);
+ /* ACK, Sticky bits are W1C */
+ __adp5520_ack_bits(chip->client, ADP5520_MODE_STATUS, events);
+
+out:
+ return IRQ_HANDLED;
+}
+
+static int __remove_subdev(struct device *dev, void *unused)
+{
+ platform_device_unregister(to_platform_device(dev));
+ return 0;
+}
+
+static int adp5520_remove_subdevs(struct adp5520_chip *chip)
+{
+ return device_for_each_child(chip->dev, NULL, __remove_subdev);
+}
+
+static int __devinit adp5520_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct adp5520_platform_data *pdata = client->dev.platform_data;
+ struct platform_device *pdev;
+ struct adp5520_chip *chip;
+ int ret;
+
+ if (!i2c_check_functionality(client->adapter,
+ I2C_FUNC_SMBUS_BYTE_DATA)) {
+ dev_err(&client->dev, "SMBUS Word Data not Supported\n");
+ return -EIO;
+ }
+
+ if (pdata == NULL) {
+ dev_err(&client->dev, "missing platform data\n");
+ return -ENODEV;
+ }
+
+ chip = kzalloc(sizeof(*chip), GFP_KERNEL);
+ if (!chip)
+ return -ENOMEM;
+
+ i2c_set_clientdata(client, chip);
+ chip->client = client;
+
+ chip->dev = &client->dev;
+ chip->irq = client->irq;
+ chip->id = id->driver_data;
+ mutex_init(&chip->lock);
+
+ if (chip->irq) {
+ BLOCKING_INIT_NOTIFIER_HEAD(&chip->notifier_list);
+
+ ret = request_threaded_irq(chip->irq, NULL, adp5520_irq_thread,
+ IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+ "adp5520", chip);
+ if (ret) {
+ dev_err(&client->dev, "failed to request irq %d\n",
+ chip->irq);
+ goto out_free_chip;
+ }
+ }
+
+ ret = adp5520_write(chip->dev, ADP5520_MODE_STATUS, ADP5520_nSTNBY);
+ if (ret) {
+ dev_err(&client->dev, "failed to write\n");
+ goto out_free_irq;
+ }
+
+ if (pdata->keys) {
+ pdev = platform_device_register_data(chip->dev, "adp5520-keys",
+ chip->id, pdata->keys, sizeof(*pdata->keys));
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
+ goto out_remove_subdevs;
+ }
+ }
+
+ if (pdata->gpio) {
+ pdev = platform_device_register_data(chip->dev, "adp5520-gpio",
+ chip->id, pdata->gpio, sizeof(*pdata->gpio));
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
+ goto out_remove_subdevs;
+ }
+ }
+
+ if (pdata->leds) {
+ pdev = platform_device_register_data(chip->dev, "adp5520-led",
+ chip->id, pdata->leds, sizeof(*pdata->leds));
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
+ goto out_remove_subdevs;
+ }
+ }
+
+ if (pdata->backlight) {
+ pdev = platform_device_register_data(chip->dev,
+ "adp5520-backlight",
+ chip->id,
+ pdata->backlight,
+ sizeof(*pdata->backlight));
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
+ goto out_remove_subdevs;
+ }
+ }
+
+ return 0;
+
+out_remove_subdevs:
+ adp5520_remove_subdevs(chip);
+
+out_free_irq:
+ if (chip->irq)
+ free_irq(chip->irq, chip);
+
+out_free_chip:
+ i2c_set_clientdata(client, NULL);
+ kfree(chip);
+
+ return ret;
+}
+
+static int __devexit adp5520_remove(struct i2c_client *client)
+{
+ struct adp5520_chip *chip = dev_get_drvdata(&client->dev);
+
+ if (chip->irq)
+ free_irq(chip->irq, chip);
+
+ adp5520_remove_subdevs(chip);
+ adp5520_write(chip->dev, ADP5520_MODE_STATUS, 0);
+ i2c_set_clientdata(client, NULL);
+ kfree(chip);
+ return 0;
+}
+
+#ifdef CONFIG_PM
+static int adp5520_suspend(struct i2c_client *client,
+ pm_message_t state)
+{
+ struct adp5520_chip *chip = dev_get_drvdata(&client->dev);
+
+ adp5520_clr_bits(chip->dev, ADP5520_MODE_STATUS, ADP5520_nSTNBY);
+ return 0;
+}
+
+static int adp5520_resume(struct i2c_client *client)
+{
+ struct adp5520_chip *chip = dev_get_drvdata(&client->dev);
+
+ adp5520_set_bits(chip->dev, ADP5520_MODE_STATUS, ADP5520_nSTNBY);
+ return 0;
+}
+#else
+#define adp5520_suspend NULL
+#define adp5520_resume NULL
+#endif
+
+static const struct i2c_device_id adp5520_id[] = {
+ { "pmic-adp5520", ID_ADP5520 },
+ { "pmic-adp5501", ID_ADP5501 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, adp5520_id);
+
+static struct i2c_driver adp5520_driver = {
+ .driver = {
+ .name = "adp5520",
+ .owner = THIS_MODULE,
+ },
+ .probe = adp5520_probe,
+ .remove = __devexit_p(adp5520_remove),
+ .suspend = adp5520_suspend,
+ .resume = adp5520_resume,
+ .id_table = adp5520_id,
+};
+
+static int __init adp5520_init(void)
+{
+ return i2c_add_driver(&adp5520_driver);
+}
+module_init(adp5520_init);
+
+static void __exit adp5520_exit(void)
+{
+ i2c_del_driver(&adp5520_driver);
+}
+module_exit(adp5520_exit);
+
+MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
+MODULE_DESCRIPTION("ADP5520(01) PMIC-MFD Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 63a2a6632106..e22128c3e9a8 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -908,7 +908,7 @@ static int __init asic3_probe(struct platform_device *pdev)
return ret;
}
-static int asic3_remove(struct platform_device *pdev)
+static int __devexit asic3_remove(struct platform_device *pdev)
{
int ret;
struct asic3 *asic = platform_get_drvdata(pdev);
diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c
index 876288917976..df405af968fa 100644
--- a/drivers/mfd/ezx-pcap.c
+++ b/drivers/mfd/ezx-pcap.c
@@ -387,7 +387,6 @@ static int __devinit pcap_add_subdev(struct pcap_chip *pcap,
pdev = platform_device_alloc(subdev->name, subdev->id);
pdev->dev.parent = &pcap->spi->dev;
pdev->dev.platform_data = subdev->platform_data;
- platform_set_drvdata(pdev, pcap);
return platform_device_add(pdev);
}
diff --git a/drivers/mfd/mc13783-core.c b/drivers/mfd/mc13783-core.c
index e354d2912ef1..a1ade2324ea9 100644
--- a/drivers/mfd/mc13783-core.c
+++ b/drivers/mfd/mc13783-core.c
@@ -1,286 +1,549 @@
/*
- * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
- *
- * This code is in parts based on wm8350-core.c and pcf50633-core.c
- *
- * Initial development of this code was funded by
- * Phytec Messtechnik GmbH, http://www.phytec.de
+ * Copyright 2009 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * loosely based on an earlier driver that has
+ * Copyright 2009 Pengutronix, Sascha Hauer <s.hauer@pengutronix.de>
*
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License version 2 as published by the
+ * Free Software Foundation.
*/
-
-#include <linux/mfd/mc13783-private.h>
-#include <linux/platform_device.h>
-#include <linux/mfd/mc13783.h>
-#include <linux/completion.h>
-#include <linux/interrupt.h>
-#include <linux/mfd/core.h>
-#include <linux/spi/spi.h>
-#include <linux/uaccess.h>
-#include <linux/kernel.h>
#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/irq.h>
+#include <linux/spi/spi.h>
+#include <linux/mfd/core.h>
+#include <linux/mfd/mc13783-private.h>
+
+#define MC13783_IRQSTAT0 0
+#define MC13783_IRQSTAT0_ADCDONEI (1 << 0)
+#define MC13783_IRQSTAT0_ADCBISDONEI (1 << 1)
+#define MC13783_IRQSTAT0_TSI (1 << 2)
+#define MC13783_IRQSTAT0_WHIGHI (1 << 3)
+#define MC13783_IRQSTAT0_WLOWI (1 << 4)
+#define MC13783_IRQSTAT0_CHGDETI (1 << 6)
+#define MC13783_IRQSTAT0_CHGOVI (1 << 7)
+#define MC13783_IRQSTAT0_CHGREVI (1 << 8)
+#define MC13783_IRQSTAT0_CHGSHORTI (1 << 9)
+#define MC13783_IRQSTAT0_CCCVI (1 << 10)
+#define MC13783_IRQSTAT0_CHGCURRI (1 << 11)
+#define MC13783_IRQSTAT0_BPONI (1 << 12)
+#define MC13783_IRQSTAT0_LOBATLI (1 << 13)
+#define MC13783_IRQSTAT0_LOBATHI (1 << 14)
+#define MC13783_IRQSTAT0_UDPI (1 << 15)
+#define MC13783_IRQSTAT0_USBI (1 << 16)
+#define MC13783_IRQSTAT0_IDI (1 << 19)
+#define MC13783_IRQSTAT0_SE1I (1 << 21)
+#define MC13783_IRQSTAT0_CKDETI (1 << 22)
+#define MC13783_IRQSTAT0_UDMI (1 << 23)
+
+#define MC13783_IRQMASK0 1
+#define MC13783_IRQMASK0_ADCDONEM MC13783_IRQSTAT0_ADCDONEI
+#define MC13783_IRQMASK0_ADCBISDONEM MC13783_IRQSTAT0_ADCBISDONEI
+#define MC13783_IRQMASK0_TSM MC13783_IRQSTAT0_TSI
+#define MC13783_IRQMASK0_WHIGHM MC13783_IRQSTAT0_WHIGHI
+#define MC13783_IRQMASK0_WLOWM MC13783_IRQSTAT0_WLOWI
+#define MC13783_IRQMASK0_CHGDETM MC13783_IRQSTAT0_CHGDETI
+#define MC13783_IRQMASK0_CHGOVM MC13783_IRQSTAT0_CHGOVI
+#define MC13783_IRQMASK0_CHGREVM MC13783_IRQSTAT0_CHGREVI
+#define MC13783_IRQMASK0_CHGSHORTM MC13783_IRQSTAT0_CHGSHORTI
+#define MC13783_IRQMASK0_CCCVM MC13783_IRQSTAT0_CCCVI
+#define MC13783_IRQMASK0_CHGCURRM MC13783_IRQSTAT0_CHGCURRI
+#define MC13783_IRQMASK0_BPONM MC13783_IRQSTAT0_BPONI
+#define MC13783_IRQMASK0_LOBATLM MC13783_IRQSTAT0_LOBATLI
+#define MC13783_IRQMASK0_LOBATHM MC13783_IRQSTAT0_LOBATHI
+#define MC13783_IRQMASK0_UDPM MC13783_IRQSTAT0_UDPI
+#define MC13783_IRQMASK0_USBM MC13783_IRQSTAT0_USBI
+#define MC13783_IRQMASK0_IDM MC13783_IRQSTAT0_IDI
+#define MC13783_IRQMASK0_SE1M MC13783_IRQSTAT0_SE1I
+#define MC13783_IRQMASK0_CKDETM MC13783_IRQSTAT0_CKDETI
+#define MC13783_IRQMASK0_UDMM MC13783_IRQSTAT0_UDMI
+
+#define MC13783_IRQSTAT1 3
+#define MC13783_IRQSTAT1_1HZI (1 << 0)
+#define MC13783_IRQSTAT1_TODAI (1 << 1)
+#define MC13783_IRQSTAT1_ONOFD1I (1 << 3)
+#define MC13783_IRQSTAT1_ONOFD2I (1 << 4)
+#define MC13783_IRQSTAT1_ONOFD3I (1 << 5)
+#define MC13783_IRQSTAT1_SYSRSTI (1 << 6)
+#define MC13783_IRQSTAT1_RTCRSTI (1 << 7)
+#define MC13783_IRQSTAT1_PCI (1 << 8)
+#define MC13783_IRQSTAT1_WARMI (1 << 9)
+#define MC13783_IRQSTAT1_MEMHLDI (1 << 10)
+#define MC13783_IRQSTAT1_PWRRDYI (1 << 11)
+#define MC13783_IRQSTAT1_THWARNLI (1 << 12)
+#define MC13783_IRQSTAT1_THWARNHI (1 << 13)
+#define MC13783_IRQSTAT1_CLKI (1 << 14)
+#define MC13783_IRQSTAT1_SEMAFI (1 << 15)
+#define MC13783_IRQSTAT1_MC2BI (1 << 17)
+#define MC13783_IRQSTAT1_HSDETI (1 << 18)
+#define MC13783_IRQSTAT1_HSLI (1 << 19)
+#define MC13783_IRQSTAT1_ALSPTHI (1 << 20)
+#define MC13783_IRQSTAT1_AHSSHORTI (1 << 21)
+
+#define MC13783_IRQMASK1 4
+#define MC13783_IRQMASK1_1HZM MC13783_IRQSTAT1_1HZI
+#define MC13783_IRQMASK1_TODAM MC13783_IRQSTAT1_TODAI
+#define MC13783_IRQMASK1_ONOFD1M MC13783_IRQSTAT1_ONOFD1I
+#define MC13783_IRQMASK1_ONOFD2M MC13783_IRQSTAT1_ONOFD2I
+#define MC13783_IRQMASK1_ONOFD3M MC13783_IRQSTAT1_ONOFD3I
+#define MC13783_IRQMASK1_SYSRSTM MC13783_IRQSTAT1_SYSRSTI
+#define MC13783_IRQMASK1_RTCRSTM MC13783_IRQSTAT1_RTCRSTI
+#define MC13783_IRQMASK1_PCM MC13783_IRQSTAT1_PCI
+#define MC13783_IRQMASK1_WARMM MC13783_IRQSTAT1_WARMI
+#define MC13783_IRQMASK1_MEMHLDM MC13783_IRQSTAT1_MEMHLDI
+#define MC13783_IRQMASK1_PWRRDYM MC13783_IRQSTAT1_PWRRDYI
+#define MC13783_IRQMASK1_THWARNLM MC13783_IRQSTAT1_THWARNLI
+#define MC13783_IRQMASK1_THWARNHM MC13783_IRQSTAT1_THWARNHI
+#define MC13783_IRQMASK1_CLKM MC13783_IRQSTAT1_CLKI
+#define MC13783_IRQMASK1_SEMAFM MC13783_IRQSTAT1_SEMAFI
+#define MC13783_IRQMASK1_MC2BM MC13783_IRQSTAT1_MC2BI
+#define MC13783_IRQMASK1_HSDETM MC13783_IRQSTAT1_HSDETI
+#define MC13783_IRQMASK1_HSLM MC13783_IRQSTAT1_HSLI
+#define MC13783_IRQMASK1_ALSPTHM MC13783_IRQSTAT1_ALSPTHI
+#define MC13783_IRQMASK1_AHSSHORTM MC13783_IRQSTAT1_AHSSHORTI
+
+#define MC13783_ADC1 44
+#define MC13783_ADC1_ADEN (1 << 0)
+#define MC13783_ADC1_RAND (1 << 1)
+#define MC13783_ADC1_ADSEL (1 << 3)
+#define MC13783_ADC1_ASC (1 << 20)
+#define MC13783_ADC1_ADTRIGIGN (1 << 21)
+
+#define MC13783_NUMREGS 0x3f
+
+void mc13783_lock(struct mc13783 *mc13783)
+{
+ if (!mutex_trylock(&mc13783->lock)) {
+ dev_dbg(&mc13783->spidev->dev, "wait for %s from %pf\n",
+ __func__, __builtin_return_address(0));
+
+ mutex_lock(&mc13783->lock);
+ }
+ dev_dbg(&mc13783->spidev->dev, "%s from %pf\n",
+ __func__, __builtin_return_address(0));
+}
+EXPORT_SYMBOL(mc13783_lock);
-#define MC13783_MAX_REG_NUM 0x3f
-#define MC13783_FRAME_MASK 0x00ffffff
-#define MC13783_MAX_REG_NUM 0x3f
-#define MC13783_REG_NUM_SHIFT 0x19
-#define MC13783_WRITE_BIT_SHIFT 31
+void mc13783_unlock(struct mc13783 *mc13783)
+{
+ dev_dbg(&mc13783->spidev->dev, "%s from %pf\n",
+ __func__, __builtin_return_address(0));
+ mutex_unlock(&mc13783->lock);
+}
+EXPORT_SYMBOL(mc13783_unlock);
-static inline int spi_rw(struct spi_device *spi, u8 * buf, size_t len)
+#define MC13783_REGOFFSET_SHIFT 25
+int mc13783_reg_read(struct mc13783 *mc13783, unsigned int offset, u32 *val)
{
- struct spi_transfer t = {
- .tx_buf = (const void *)buf,
- .rx_buf = buf,
- .len = len,
- .cs_change = 0,
- .delay_usecs = 0,
- };
+ struct spi_transfer t;
struct spi_message m;
+ int ret;
+
+ BUG_ON(!mutex_is_locked(&mc13783->lock));
+
+ if (offset > MC13783_NUMREGS)
+ return -EINVAL;
+
+ *val = offset << MC13783_REGOFFSET_SHIFT;
+
+ memset(&t, 0, sizeof(t));
+
+ t.tx_buf = val;
+ t.rx_buf = val;
+ t.len = sizeof(u32);
spi_message_init(&m);
spi_message_add_tail(&t, &m);
- if (spi_sync(spi, &m) != 0 || m.status != 0)
- return -EINVAL;
- return len - m.actual_length;
-}
-static int mc13783_read(struct mc13783 *mc13783, int reg_num, u32 *reg_val)
-{
- unsigned int frame = 0;
- int ret = 0;
+ ret = spi_sync(mc13783->spidev, &m);
- if (reg_num > MC13783_MAX_REG_NUM)
- return -EINVAL;
+ /* error in message.status implies error return from spi_sync */
+ BUG_ON(!ret && m.status);
- frame |= reg_num << MC13783_REG_NUM_SHIFT;
+ if (ret)
+ return ret;
- ret = spi_rw(mc13783->spi_device, (u8 *)&frame, 4);
+ *val &= 0xffffff;
- *reg_val = frame & MC13783_FRAME_MASK;
+ dev_vdbg(&mc13783->spidev->dev, "[0x%02x] -> 0x%06x\n", offset, *val);
- return ret;
+ return 0;
}
+EXPORT_SYMBOL(mc13783_reg_read);
-static int mc13783_write(struct mc13783 *mc13783, int reg_num, u32 reg_val)
+int mc13783_reg_write(struct mc13783 *mc13783, unsigned int offset, u32 val)
{
- unsigned int frame = 0;
+ u32 buf;
+ struct spi_transfer t;
+ struct spi_message m;
+ int ret;
+
+ BUG_ON(!mutex_is_locked(&mc13783->lock));
- if (reg_num > MC13783_MAX_REG_NUM)
+ dev_vdbg(&mc13783->spidev->dev, "[0x%02x] <- 0x%06x\n", offset, val);
+
+ if (offset > MC13783_NUMREGS || val > 0xffffff)
return -EINVAL;
- frame |= (1 << MC13783_WRITE_BIT_SHIFT);
- frame |= reg_num << MC13783_REG_NUM_SHIFT;
- frame |= reg_val & MC13783_FRAME_MASK;
+ buf = 1 << 31 | offset << MC13783_REGOFFSET_SHIFT | val;
+
+ memset(&t, 0, sizeof(t));
- return spi_rw(mc13783->spi_device, (u8 *)&frame, 4);
+ t.tx_buf = &buf;
+ t.rx_buf = &buf;
+ t.len = sizeof(u32);
+
+ spi_message_init(&m);
+ spi_message_add_tail(&t, &m);
+
+ ret = spi_sync(mc13783->spidev, &m);
+
+ BUG_ON(!ret && m.status);
+
+ if (ret)
+ return ret;
+
+ return 0;
}
+EXPORT_SYMBOL(mc13783_reg_write);
-int mc13783_reg_read(struct mc13783 *mc13783, int reg_num, u32 *reg_val)
+int mc13783_reg_rmw(struct mc13783 *mc13783, unsigned int offset,
+ u32 mask, u32 val)
{
int ret;
+ u32 valread;
- mutex_lock(&mc13783->io_lock);
- ret = mc13783_read(mc13783, reg_num, reg_val);
- mutex_unlock(&mc13783->io_lock);
+ BUG_ON(val & ~mask);
- return ret;
+ ret = mc13783_reg_read(mc13783, offset, &valread);
+ if (ret)
+ return ret;
+
+ valread = (valread & ~mask) | val;
+
+ return mc13783_reg_write(mc13783, offset, valread);
}
-EXPORT_SYMBOL_GPL(mc13783_reg_read);
+EXPORT_SYMBOL(mc13783_reg_rmw);
-int mc13783_reg_write(struct mc13783 *mc13783, int reg_num, u32 reg_val)
+int mc13783_mask(struct mc13783 *mc13783, int irq)
{
int ret;
+ unsigned int offmask = irq < 24 ? MC13783_IRQMASK0 : MC13783_IRQMASK1;
+ u32 irqbit = 1 << (irq < 24 ? irq : irq - 24);
+ u32 mask;
- mutex_lock(&mc13783->io_lock);
- ret = mc13783_write(mc13783, reg_num, reg_val);
- mutex_unlock(&mc13783->io_lock);
+ if (irq < 0 || irq >= MC13783_NUM_IRQ)
+ return -EINVAL;
- return ret;
+ ret = mc13783_reg_read(mc13783, offmask, &mask);
+ if (ret)
+ return ret;
+
+ if (mask & irqbit)
+ /* already masked */
+ return 0;
+
+ return mc13783_reg_write(mc13783, offmask, mask | irqbit);
}
-EXPORT_SYMBOL_GPL(mc13783_reg_write);
+EXPORT_SYMBOL(mc13783_mask);
-/**
- * mc13783_set_bits - Bitmask write
- *
- * @mc13783: Pointer to mc13783 control structure
- * @reg: Register to access
- * @mask: Mask of bits to change
- * @val: Value to set for masked bits
- */
-int mc13783_set_bits(struct mc13783 *mc13783, int reg, u32 mask, u32 val)
+int mc13783_unmask(struct mc13783 *mc13783, int irq)
{
- u32 tmp;
int ret;
+ unsigned int offmask = irq < 24 ? MC13783_IRQMASK0 : MC13783_IRQMASK1;
+ u32 irqbit = 1 << (irq < 24 ? irq : irq - 24);
+ u32 mask;
- mutex_lock(&mc13783->io_lock);
+ if (irq < 0 || irq >= MC13783_NUM_IRQ)
+ return -EINVAL;
- ret = mc13783_read(mc13783, reg, &tmp);
- tmp = (tmp & ~mask) | val;
- if (ret == 0)
- ret = mc13783_write(mc13783, reg, tmp);
+ ret = mc13783_reg_read(mc13783, offmask, &mask);
+ if (ret)
+ return ret;
- mutex_unlock(&mc13783->io_lock);
+ if (!(mask & irqbit))
+ /* already unmasked */
+ return 0;
- return ret;
+ return mc13783_reg_write(mc13783, offmask, mask & ~irqbit);
}
-EXPORT_SYMBOL_GPL(mc13783_set_bits);
+EXPORT_SYMBOL(mc13783_unmask);
-int mc13783_register_irq(struct mc13783 *mc13783, int irq,
- void (*handler) (int, void *), void *data)
+int mc13783_irq_request_nounmask(struct mc13783 *mc13783, int irq,
+ irq_handler_t handler, const char *name, void *dev)
{
- if (irq < 0 || irq > MC13783_NUM_IRQ || !handler)
+ BUG_ON(!mutex_is_locked(&mc13783->lock));
+ BUG_ON(!handler);
+
+ if (irq < 0 || irq >= MC13783_NUM_IRQ)
return -EINVAL;
- if (WARN_ON(mc13783->irq_handler[irq].handler))
+ if (mc13783->irqhandler[irq])
return -EBUSY;
- mutex_lock(&mc13783->io_lock);
- mc13783->irq_handler[irq].handler = handler;
- mc13783->irq_handler[irq].data = data;
- mutex_unlock(&mc13783->io_lock);
+ mc13783->irqhandler[irq] = handler;
+ mc13783->irqdata[irq] = dev;
return 0;
}
-EXPORT_SYMBOL_GPL(mc13783_register_irq);
+EXPORT_SYMBOL(mc13783_irq_request_nounmask);
-int mc13783_free_irq(struct mc13783 *mc13783, int irq)
+int mc13783_irq_request(struct mc13783 *mc13783, int irq,
+ irq_handler_t handler, const char *name, void *dev)
{
- if (irq < 0 || irq > MC13783_NUM_IRQ)
+ int ret;
+
+ ret = mc13783_irq_request_nounmask(mc13783, irq, handler, name, dev);
+ if (ret)
+ return ret;
+
+ ret = mc13783_unmask(mc13783, irq);
+ if (ret) {
+ mc13783->irqhandler[irq] = NULL;
+ mc13783->irqdata[irq] = NULL;
+ return ret;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL(mc13783_irq_request);
+
+int mc13783_irq_free(struct mc13783 *mc13783, int irq, void *dev)
+{
+ int ret;
+ BUG_ON(!mutex_is_locked(&mc13783->lock));
+
+ if (irq < 0 || irq >= MC13783_NUM_IRQ || !mc13783->irqhandler[irq] ||
+ mc13783->irqdata[irq] != dev)
return -EINVAL;
- mutex_lock(&mc13783->io_lock);
- mc13783->irq_handler[irq].handler = NULL;
- mutex_unlock(&mc13783->io_lock);
+ ret = mc13783_mask(mc13783, irq);
+ if (ret)
+ return ret;
+
+ mc13783->irqhandler[irq] = NULL;
+ mc13783->irqdata[irq] = NULL;
return 0;
}
-EXPORT_SYMBOL_GPL(mc13783_free_irq);
+EXPORT_SYMBOL(mc13783_irq_free);
-static void mc13783_irq_work(struct work_struct *work)
+static inline irqreturn_t mc13783_irqhandler(struct mc13783 *mc13783, int irq)
{
- struct mc13783 *mc13783 = container_of(work, struct mc13783, work);
- int i;
- unsigned int adc_sts;
-
- /* check if the adc has finished any completion */
- mc13783_reg_read(mc13783, MC13783_REG_INTERRUPT_STATUS_0, &adc_sts);
- mc13783_reg_write(mc13783, MC13783_REG_INTERRUPT_STATUS_0,
- adc_sts & MC13783_INT_STAT_ADCDONEI);
-
- if (adc_sts & MC13783_INT_STAT_ADCDONEI)
- complete_all(&mc13783->adc_done);
-
- for (i = 0; i < MC13783_NUM_IRQ; i++)
- if (mc13783->irq_handler[i].handler)
- mc13783->irq_handler[i].handler(i,
- mc13783->irq_handler[i].data);
- enable_irq(mc13783->irq);
+ return mc13783->irqhandler[irq](irq, mc13783->irqdata[irq]);
}
-static irqreturn_t mc13783_interrupt(int irq, void *dev_id)
+int mc13783_ackirq(struct mc13783 *mc13783, int irq)
{
- struct mc13783 *mc13783 = dev_id;
+ unsigned int offstat = irq < 24 ? MC13783_IRQSTAT0 : MC13783_IRQSTAT1;
+ unsigned int val = 1 << (irq < 24 ? irq : irq - 24);
- disable_irq_nosync(irq);
+ BUG_ON(irq < 0 || irq >= MC13783_NUM_IRQ);
- schedule_work(&mc13783->work);
- return IRQ_HANDLED;
+ return mc13783_reg_write(mc13783, offstat, val);
}
+EXPORT_SYMBOL(mc13783_ackirq);
-/* set adc to ts interrupt mode, which generates touchscreen wakeup interrupt */
-static inline void mc13783_adc_set_ts_irq_mode(struct mc13783 *mc13783)
+/*
+ * returns: number of handled irqs or negative error
+ * locking: holds mc13783->lock
+ */
+static int mc13783_irq_handle(struct mc13783 *mc13783,
+ unsigned int offstat, unsigned int offmask, int baseirq)
{
- unsigned int reg_adc0, reg_adc1;
+ u32 stat, mask;
+ int ret = mc13783_reg_read(mc13783, offstat, &stat);
+ int num_handled = 0;
+
+ if (ret)
+ return ret;
+
+ ret = mc13783_reg_read(mc13783, offmask, &mask);
+ if (ret)
+ return ret;
+
+ while (stat & ~mask) {
+ int irq = __ffs(stat & ~mask);
+
+ stat &= ~(1 << irq);
+
+ if (likely(mc13783->irqhandler[baseirq + irq])) {
+ irqreturn_t handled;
- reg_adc0 = MC13783_ADC0_ADREFEN | MC13783_ADC0_ADREFMODE
- | MC13783_ADC0_TSMOD0;
- reg_adc1 = MC13783_ADC1_ADEN | MC13783_ADC1_ADTRIGIGN;
+ handled = mc13783_irqhandler(mc13783, baseirq + irq);
+ if (handled == IRQ_HANDLED)
+ num_handled++;
+ } else {
+ dev_err(&mc13783->spidev->dev,
+ "BUG: irq %u but no handler\n",
+ baseirq + irq);
- mc13783_reg_write(mc13783, MC13783_REG_ADC_0, reg_adc0);
- mc13783_reg_write(mc13783, MC13783_REG_ADC_1, reg_adc1);
+ mask |= 1 << irq;
+
+ ret = mc13783_reg_write(mc13783, offmask, mask);
+ }
+ }
+
+ return num_handled;
}
+static irqreturn_t mc13783_irq_thread(int irq, void *data)
+{
+ struct mc13783 *mc13783 = data;
+ irqreturn_t ret;
+ int handled = 0;
+
+ mc13783_lock(mc13783);
+
+ ret = mc13783_irq_handle(mc13783, MC13783_IRQSTAT0,
+ MC13783_IRQMASK0, MC13783_IRQ_ADCDONE);
+ if (ret > 0)
+ handled = 1;
+
+ ret = mc13783_irq_handle(mc13783, MC13783_IRQSTAT1,
+ MC13783_IRQMASK1, MC13783_IRQ_1HZ);
+ if (ret > 0)
+ handled = 1;
+
+ mc13783_unlock(mc13783);
+
+ return IRQ_RETVAL(handled);
+}
+
+#define MC13783_ADC1_CHAN0_SHIFT 5
+#define MC13783_ADC1_CHAN1_SHIFT 8
+
+struct mc13783_adcdone_data {
+ struct mc13783 *mc13783;
+ struct completion done;
+};
+
+static irqreturn_t mc13783_handler_adcdone(int irq, void *data)
+{
+ struct mc13783_adcdone_data *adcdone_data = data;
+
+ mc13783_ackirq(adcdone_data->mc13783, irq);
+
+ complete_all(&adcdone_data->done);
+
+ return IRQ_HANDLED;
+}
+
+#define MC13783_ADC_WORKING (1 << 16)
+
int mc13783_adc_do_conversion(struct mc13783 *mc13783, unsigned int mode,
unsigned int channel, unsigned int *sample)
{
- unsigned int reg_adc0, reg_adc1;
- int i;
+ u32 adc0, adc1, old_adc0;
+ int i, ret;
+ struct mc13783_adcdone_data adcdone_data = {
+ .mc13783 = mc13783,
+ };
+ init_completion(&adcdone_data.done);
+
+ dev_dbg(&mc13783->spidev->dev, "%s\n", __func__);
+
+ mc13783_lock(mc13783);
+
+ if (mc13783->flags & MC13783_ADC_WORKING) {
+ ret = -EBUSY;
+ goto out;
+ }
+
+ mc13783->flags |= MC13783_ADC_WORKING;
- mutex_lock(&mc13783->adc_conv_lock);
+ mc13783_reg_read(mc13783, MC13783_ADC0, &old_adc0);
- /* set up auto incrementing anyway to make quick read */
- reg_adc0 = MC13783_ADC0_ADINC1 | MC13783_ADC0_ADINC2;
- /* enable the adc, ignore external triggering and set ASC to trigger
- * conversion */
- reg_adc1 = MC13783_ADC1_ADEN | MC13783_ADC1_ADTRIGIGN
- | MC13783_ADC1_ASC;
+ adc0 = MC13783_ADC0_ADINC1 | MC13783_ADC0_ADINC2;
+ adc1 = MC13783_ADC1_ADEN | MC13783_ADC1_ADTRIGIGN | MC13783_ADC1_ASC;
- /* setup channel number */
if (channel > 7)
- reg_adc1 |= MC13783_ADC1_ADSEL;
+ adc1 |= MC13783_ADC1_ADSEL;
switch (mode) {
case MC13783_ADC_MODE_TS:
- /* enables touch screen reference mode and set touchscreen mode
- * to position mode */
- reg_adc0 |= MC13783_ADC0_ADREFEN | MC13783_ADC0_ADREFMODE
- | MC13783_ADC0_TSMOD0 | MC13783_ADC0_TSMOD1;
- reg_adc1 |= 4 << MC13783_ADC1_CHAN1_SHIFT;
+ adc0 |= MC13783_ADC0_ADREFEN | MC13783_ADC0_TSMOD0 |
+ MC13783_ADC0_TSMOD1;
+ adc1 |= 4 << MC13783_ADC1_CHAN1_SHIFT;
break;
+
case MC13783_ADC_MODE_SINGLE_CHAN:
- reg_adc1 |= (channel & 0x7) << MC13783_ADC1_CHAN0_SHIFT;
- reg_adc1 |= MC13783_ADC1_RAND;
+ adc0 |= old_adc0 & MC13783_ADC0_TSMOD_MASK;
+ adc1 |= (channel & 0x7) << MC13783_ADC1_CHAN0_SHIFT;
+ adc1 |= MC13783_ADC1_RAND;
break;
+
case MC13783_ADC_MODE_MULT_CHAN:
- reg_adc1 |= 4 << MC13783_ADC1_CHAN1_SHIFT;
+ adc0 |= old_adc0 & MC13783_ADC0_TSMOD_MASK;
+ adc1 |= 4 << MC13783_ADC1_CHAN1_SHIFT;
break;
+
default:
+ mc13783_unlock(mc13783);
return -EINVAL;
}
- mc13783_reg_write(mc13783, MC13783_REG_ADC_0, reg_adc0);
- mc13783_reg_write(mc13783, MC13783_REG_ADC_1, reg_adc1);
+ dev_dbg(&mc13783->spidev->dev, "%s: request irq\n", __func__);
+ mc13783_irq_request(mc13783, MC13783_IRQ_ADCDONE,
+ mc13783_handler_adcdone, __func__, &adcdone_data);
+ mc13783_ackirq(mc13783, MC13783_IRQ_ADCDONE);
- wait_for_completion_interruptible(&mc13783->adc_done);
+ mc13783_reg_write(mc13783, MC13783_REG_ADC_0, adc0);
+ mc13783_reg_write(mc13783, MC13783_REG_ADC_1, adc1);
- for (i = 0; i < 4; i++)
- mc13783_reg_read(mc13783, MC13783_REG_ADC_2, &sample[i]);
+ mc13783_unlock(mc13783);
- if (mc13783->ts_active)
- mc13783_adc_set_ts_irq_mode(mc13783);
+ ret = wait_for_completion_interruptible_timeout(&adcdone_data.done, HZ);
- mutex_unlock(&mc13783->adc_conv_lock);
+ if (!ret)
+ ret = -ETIMEDOUT;
- return 0;
+ mc13783_lock(mc13783);
+
+ mc13783_irq_free(mc13783, MC13783_IRQ_ADCDONE, &adcdone_data);
+
+ if (ret > 0)
+ for (i = 0; i < 4; ++i) {
+ ret = mc13783_reg_read(mc13783,
+ MC13783_REG_ADC_2, &sample[i]);
+ if (ret)
+ break;
+ }
+
+ if (mode == MC13783_ADC_MODE_TS)
+ /* restore TSMOD */
+ mc13783_reg_write(mc13783, MC13783_REG_ADC_0, old_adc0);
+
+ mc13783->flags &= ~MC13783_ADC_WORKING;
+out:
+ mc13783_unlock(mc13783);
+
+ return ret;
}
EXPORT_SYMBOL_GPL(mc13783_adc_do_conversion);
-void mc13783_adc_set_ts_status(struct mc13783 *mc13783, unsigned int status)
+static int mc13783_add_subdevice_pdata(struct mc13783 *mc13783,
+ const char *name, void *pdata, size_t pdata_size)
{
- mc13783->ts_active = status;
+ struct mfd_cell cell = {
+ .name = name,
+ .platform_data = pdata,
+ .data_size = pdata_size,
+ };
+
+ return mfd_add_devices(&mc13783->spidev->dev, -1, &cell, 1, NULL, 0);
+}
+
+static int mc13783_add_subdevice(struct mc13783 *mc13783, const char *name)
+{
+ return mc13783_add_subdevice_pdata(mc13783, name, NULL, 0);
}
-EXPORT_SYMBOL_GPL(mc13783_adc_set_ts_status);
static int mc13783_check_revision(struct mc13783 *mc13783)
{
u32 rev_id, rev1, rev2, finid, icid;
- mc13783_read(mc13783, MC13783_REG_REVISION, &rev_id);
+ mc13783_reg_read(mc13783, MC13783_REG_REVISION, &rev_id);
rev1 = (rev_id & 0x018) >> 3;
rev2 = (rev_id & 0x007);
@@ -292,38 +555,24 @@ static int mc13783_check_revision(struct mc13783 *mc13783)
rev1 = 3;
if (rev1 == 0 || icid != 2) {
- dev_err(mc13783->dev, "No MC13783 detected.\n");
+ dev_err(&mc13783->spidev->dev, "No MC13783 detected.\n");
return -ENODEV;
}
- mc13783->revision = ((rev1 * 10) + rev2);
- dev_info(mc13783->dev, "MC13783 Rev %d.%d FinVer %x detected\n", rev1,
- rev2, finid);
+ dev_info(&mc13783->spidev->dev,
+ "MC13783 Rev %d.%d FinVer %x detected\n",
+ rev1, rev2, finid);
return 0;
}
-/*
- * Register a client device. This is non-fatal since there is no need to
- * fail the entire device init due to a single platform device failing.
- */
-static void mc13783_client_dev_register(struct mc13783 *mc13783,
- const char *name)
-{
- struct mfd_cell cell = {};
-
- cell.name = name;
-
- mfd_add_devices(mc13783->dev, -1, &cell, 1, NULL, 0);
-}
-
-static int __devinit mc13783_probe(struct spi_device *spi)
+static int mc13783_probe(struct spi_device *spi)
{
struct mc13783 *mc13783;
- struct mc13783_platform_data *pdata = spi->dev.platform_data;
+ struct mc13783_platform_data *pdata = dev_get_platdata(&spi->dev);
int ret;
- mc13783 = kzalloc(sizeof(struct mc13783), GFP_KERNEL);
+ mc13783 = kzalloc(sizeof(*mc13783), GFP_KERNEL);
if (!mc13783)
return -ENOMEM;
@@ -332,96 +581,104 @@ static int __devinit mc13783_probe(struct spi_device *spi)
spi->bits_per_word = 32;
spi_setup(spi);
- mc13783->spi_device = spi;
- mc13783->dev = &spi->dev;
- mc13783->irq = spi->irq;
+ mc13783->spidev = spi;
+
+ mutex_init(&mc13783->lock);
+ mc13783_lock(mc13783);
+
+ ret = mc13783_check_revision(mc13783);
+ if (ret)
+ goto err_revision;
+
+ /* mask all irqs */
+ ret = mc13783_reg_write(mc13783, MC13783_IRQMASK0, 0x00ffffff);
+ if (ret)
+ goto err_mask;
- INIT_WORK(&mc13783->work, mc13783_irq_work);
- mutex_init(&mc13783->io_lock);
- mutex_init(&mc13783->adc_conv_lock);
- init_completion(&mc13783->adc_done);
+ ret = mc13783_reg_write(mc13783, MC13783_IRQMASK1, 0x00ffffff);
+ if (ret)
+ goto err_mask;
+
+ ret = request_threaded_irq(spi->irq, NULL, mc13783_irq_thread,
+ IRQF_ONESHOT | IRQF_TRIGGER_HIGH, "mc13783", mc13783);
+
+ if (ret) {
+err_mask:
+err_revision:
+ mutex_unlock(&mc13783->lock);
+ dev_set_drvdata(&spi->dev, NULL);
+ kfree(mc13783);
+ return ret;
+ }
+ /* This should go away (BEGIN) */
if (pdata) {
mc13783->flags = pdata->flags;
mc13783->regulators = pdata->regulators;
mc13783->num_regulators = pdata->num_regulators;
}
+ /* This should go away (END) */
- if (mc13783_check_revision(mc13783)) {
- ret = -ENODEV;
- goto err_out;
+ if (pdata->flags & MC13783_USE_ADC)
+ mc13783_add_subdevice(mc13783, "mc13783-adc");
+
+ if (pdata->flags & MC13783_USE_CODEC)
+ mc13783_add_subdevice(mc13783, "mc13783-codec");
+
+ if (pdata->flags & MC13783_USE_REGULATOR) {
+ struct mc13783_regulator_platform_data regulator_pdata = {
+ .num_regulators = pdata->num_regulators,
+ .regulators = pdata->regulators,
+ };
+
+ mc13783_add_subdevice_pdata(mc13783, "mc13783-regulator",
+ &regulator_pdata, sizeof(regulator_pdata));
}
- /* clear and mask all interrupts */
- mc13783_reg_write(mc13783, MC13783_REG_INTERRUPT_STATUS_0, 0x00ffffff);
- mc13783_reg_write(mc13783, MC13783_REG_INTERRUPT_MASK_0, 0x00ffffff);
- mc13783_reg_write(mc13783, MC13783_REG_INTERRUPT_STATUS_1, 0x00ffffff);
- mc13783_reg_write(mc13783, MC13783_REG_INTERRUPT_MASK_1, 0x00ffffff);
+ if (pdata->flags & MC13783_USE_RTC)
+ mc13783_add_subdevice(mc13783, "mc13783-rtc");
- /* unmask adcdone interrupts */
- mc13783_set_bits(mc13783, MC13783_REG_INTERRUPT_MASK_0,
- MC13783_INT_MASK_ADCDONEM, 0);
+ if (pdata->flags & MC13783_USE_TOUCHSCREEN)
+ mc13783_add_subdevice(mc13783, "mc13783-ts");
- ret = request_irq(mc13783->irq, mc13783_interrupt,
- IRQF_DISABLED | IRQF_TRIGGER_HIGH, "mc13783",
- mc13783);
- if (ret)
- goto err_out;
-
- if (mc13783->flags & MC13783_USE_CODEC)
- mc13783_client_dev_register(mc13783, "mc13783-codec");
- if (mc13783->flags & MC13783_USE_ADC)
- mc13783_client_dev_register(mc13783, "mc13783-adc");
- if (mc13783->flags & MC13783_USE_RTC)
- mc13783_client_dev_register(mc13783, "mc13783-rtc");
- if (mc13783->flags & MC13783_USE_REGULATOR)
- mc13783_client_dev_register(mc13783, "mc13783-regulator");
- if (mc13783->flags & MC13783_USE_TOUCHSCREEN)
- mc13783_client_dev_register(mc13783, "mc13783-ts");
+ mc13783_unlock(mc13783);
return 0;
-
-err_out:
- kfree(mc13783);
- return ret;
}
static int __devexit mc13783_remove(struct spi_device *spi)
{
- struct mc13783 *mc13783;
+ struct mc13783 *mc13783 = dev_get_drvdata(&spi->dev);
- mc13783 = dev_get_drvdata(&spi->dev);
-
- free_irq(mc13783->irq, mc13783);
+ free_irq(mc13783->spidev->irq, mc13783);
mfd_remove_devices(&spi->dev);
return 0;
}
-static struct spi_driver pmic_driver = {
+static struct spi_driver mc13783_driver = {
.driver = {
- .name = "mc13783",
- .bus = &spi_bus_type,
- .owner = THIS_MODULE,
+ .name = "mc13783",
+ .bus = &spi_bus_type,
+ .owner = THIS_MODULE,
},
.probe = mc13783_probe,
.remove = __devexit_p(mc13783_remove),
};
-static int __init pmic_init(void)
+static int __init mc13783_init(void)
{
- return spi_register_driver(&pmic_driver);
+ return spi_register_driver(&mc13783_driver);
}
-subsys_initcall(pmic_init);
+subsys_initcall(mc13783_init);
-static void __exit pmic_exit(void)
+static void __exit mc13783_exit(void)
{
- spi_unregister_driver(&pmic_driver);
+ spi_unregister_driver(&mc13783_driver);
}
-module_exit(pmic_exit);
-
-MODULE_DESCRIPTION("Core/Protocol driver for Freescale MC13783 PMIC");
-MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
-MODULE_LICENSE("GPL");
+module_exit(mc13783_exit);
+MODULE_DESCRIPTION("Core driver for Freescale MC13783 PMIC");
+MODULE_AUTHOR("Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/mfd/pcf50633-adc.c b/drivers/mfd/pcf50633-adc.c
index 3d31e97d6a45..6d2e8466df1d 100644
--- a/drivers/mfd/pcf50633-adc.c
+++ b/drivers/mfd/pcf50633-adc.c
@@ -209,17 +209,16 @@ static void pcf50633_adc_irq(int irq, void *data)
static int __devinit pcf50633_adc_probe(struct platform_device *pdev)
{
- struct pcf50633_subdev_pdata *pdata = pdev->dev.platform_data;
struct pcf50633_adc *adc;
adc = kzalloc(sizeof(*adc), GFP_KERNEL);
if (!adc)
return -ENOMEM;
- adc->pcf = pdata->pcf;
+ adc->pcf = dev_to_pcf50633(pdev->dev.parent);
platform_set_drvdata(pdev, adc);
- pcf50633_register_irq(pdata->pcf, PCF50633_IRQ_ADCRDY,
+ pcf50633_register_irq(adc->pcf, PCF50633_IRQ_ADCRDY,
pcf50633_adc_irq, adc);
mutex_init(&adc->queue_mutex);
diff --git a/drivers/mfd/pcf50633-core.c b/drivers/mfd/pcf50633-core.c
index d26d7747175e..03dcc9200707 100644
--- a/drivers/mfd/pcf50633-core.c
+++ b/drivers/mfd/pcf50633-core.c
@@ -290,7 +290,7 @@ out:
int pcf50633_irq_mask(struct pcf50633 *pcf, int irq)
{
- dev_info(pcf->dev, "Masking IRQ %d\n", irq);
+ dev_dbg(pcf->dev, "Masking IRQ %d\n", irq);
return __pcf50633_irq_mask_set(pcf, irq, 1);
}
@@ -298,7 +298,7 @@ EXPORT_SYMBOL_GPL(pcf50633_irq_mask);
int pcf50633_irq_unmask(struct pcf50633 *pcf, int irq)
{
- dev_info(pcf->dev, "Unmasking IRQ %d\n", irq);
+ dev_dbg(pcf->dev, "Unmasking IRQ %d\n", irq);
return __pcf50633_irq_mask_set(pcf, irq, 0);
}
@@ -345,6 +345,9 @@ static void pcf50633_irq_worker(struct work_struct *work)
goto out;
}
+ /* defeat 8s death from lowsys on A5 */
+ pcf50633_reg_write(pcf, PCF50633_REG_OOCSHDWN, 0x04);
+
/* We immediately read the usb and adapter status. We thus make sure
* only of USBINS/USBREM IRQ handlers are called */
if (pcf_int[0] & (PCF50633_INT1_USBINS | PCF50633_INT1_USBREM)) {
@@ -453,7 +456,6 @@ static void
pcf50633_client_dev_register(struct pcf50633 *pcf, const char *name,
struct platform_device **pdev)
{
- struct pcf50633_subdev_pdata *subdev_pdata;
int ret;
*pdev = platform_device_alloc(name, -1);
@@ -462,15 +464,6 @@ pcf50633_client_dev_register(struct pcf50633 *pcf, const char *name,
return;
}
- subdev_pdata = kmalloc(sizeof(*subdev_pdata), GFP_KERNEL);
- if (!subdev_pdata) {
- dev_err(pcf->dev, "Error allocating subdev pdata\n");
- platform_device_put(*pdev);
- }
-
- subdev_pdata->pcf = pcf;
- platform_device_add_data(*pdev, subdev_pdata, sizeof(*subdev_pdata));
-
(*pdev)->dev.parent = pcf->dev;
ret = platform_device_add(*pdev);
@@ -482,13 +475,13 @@ pcf50633_client_dev_register(struct pcf50633 *pcf, const char *name,
}
#ifdef CONFIG_PM
-static int pcf50633_suspend(struct device *dev, pm_message_t state)
+static int pcf50633_suspend(struct i2c_client *client, pm_message_t state)
{
struct pcf50633 *pcf;
int ret = 0, i;
u8 res[5];
- pcf = dev_get_drvdata(dev);
+ pcf = i2c_get_clientdata(client);
/* Make sure our interrupt handlers are not called
* henceforth */
@@ -523,12 +516,12 @@ out:
return ret;
}
-static int pcf50633_resume(struct device *dev)
+static int pcf50633_resume(struct i2c_client *client)
{
struct pcf50633 *pcf;
int ret;
- pcf = dev_get_drvdata(dev);
+ pcf = i2c_get_clientdata(client);
/* Write the saved mask registers */
ret = pcf50633_write_block(pcf, PCF50633_REG_INT1M,
@@ -560,9 +553,14 @@ static int __devinit pcf50633_probe(struct i2c_client *client,
{
struct pcf50633 *pcf;
struct pcf50633_platform_data *pdata = client->dev.platform_data;
- int i, ret = 0;
+ int i, ret;
int version, variant;
+ if (!client->irq) {
+ dev_err(&client->dev, "Missing IRQ\n");
+ return -ENOENT;
+ }
+
pcf = kzalloc(sizeof(*pcf), GFP_KERNEL);
if (!pcf)
return -ENOMEM;
@@ -577,6 +575,12 @@ static int __devinit pcf50633_probe(struct i2c_client *client,
pcf->irq = client->irq;
pcf->work_queue = create_singlethread_workqueue("pcf50633");
+ if (!pcf->work_queue) {
+ dev_err(&client->dev, "Failed to alloc workqueue\n");
+ ret = -ENOMEM;
+ goto err_free;
+ }
+
INIT_WORK(&pcf->irq_work, pcf50633_irq_worker);
version = pcf50633_reg_read(pcf, 0);
@@ -584,7 +588,7 @@ static int __devinit pcf50633_probe(struct i2c_client *client,
if (version < 0 || variant < 0) {
dev_err(pcf->dev, "Unable to probe pcf50633\n");
ret = -ENODEV;
- goto err;
+ goto err_destroy_workqueue;
}
dev_info(pcf->dev, "Probed device version %d variant %d\n",
@@ -598,6 +602,14 @@ static int __devinit pcf50633_probe(struct i2c_client *client,
pcf50633_reg_write(pcf, PCF50633_REG_INT4M, 0x00);
pcf50633_reg_write(pcf, PCF50633_REG_INT5M, 0x00);
+ ret = request_irq(client->irq, pcf50633_irq,
+ IRQF_TRIGGER_LOW, "pcf50633", pcf);
+
+ if (ret) {
+ dev_err(pcf->dev, "Failed to request IRQ %d\n", ret);
+ goto err_destroy_workqueue;
+ }
+
/* Create sub devices */
pcf50633_client_dev_register(pcf, "pcf50633-input",
&pcf->input_pdev);
@@ -613,31 +625,18 @@ static int __devinit pcf50633_probe(struct i2c_client *client,
pdev = platform_device_alloc("pcf50633-regltr", i);
if (!pdev) {
- dev_err(pcf->dev, "Cannot create regulator\n");
+ dev_err(pcf->dev, "Cannot create regulator %d\n", i);
continue;
}
pdev->dev.parent = pcf->dev;
- pdev->dev.platform_data = &pdata->reg_init_data[i];
- dev_set_drvdata(&pdev->dev, pcf);
+ platform_device_add_data(pdev, &pdata->reg_init_data[i],
+ sizeof(pdata->reg_init_data[i]));
pcf->regulator_pdev[i] = pdev;
platform_device_add(pdev);
}
- if (client->irq) {
- ret = request_irq(client->irq, pcf50633_irq,
- IRQF_TRIGGER_LOW, "pcf50633", pcf);
-
- if (ret) {
- dev_err(pcf->dev, "Failed to request IRQ %d\n", ret);
- goto err;
- }
- } else {
- dev_err(pcf->dev, "No IRQ configured\n");
- goto err;
- }
-
if (enable_irq_wake(client->irq) < 0)
dev_err(pcf->dev, "IRQ %u cannot be enabled as wake-up source"
"in this hardware revision", client->irq);
@@ -651,9 +650,12 @@ static int __devinit pcf50633_probe(struct i2c_client *client,
return 0;
-err:
+err_destroy_workqueue:
destroy_workqueue(pcf->work_queue);
+err_free:
+ i2c_set_clientdata(client, NULL);
kfree(pcf);
+
return ret;
}
@@ -686,12 +688,12 @@ static struct i2c_device_id pcf50633_id_table[] = {
static struct i2c_driver pcf50633_driver = {
.driver = {
.name = "pcf50633",
- .suspend = pcf50633_suspend,
- .resume = pcf50633_resume,
},
.id_table = pcf50633_id_table,
.probe = pcf50633_probe,
.remove = __devexit_p(pcf50633_remove),
+ .suspend = pcf50633_suspend,
+ .resume = pcf50633_resume,
};
static int __init pcf50633_init(void)
diff --git a/drivers/mfd/tps65010.c b/drivers/mfd/tps65010.c
index acf8b9d5f575..e5955306c2fa 100644
--- a/drivers/mfd/tps65010.c
+++ b/drivers/mfd/tps65010.c
@@ -637,7 +637,7 @@ static int tps65010_probe(struct i2c_client *client,
tps, DEBUG_FOPS);
/* optionally register GPIOs */
- if (board && board->base > 0) {
+ if (board && board->base != 0) {
tps->outmask = board->outmask;
tps->chip.label = client->name;
@@ -964,6 +964,34 @@ int tps65010_config_vregs1(unsigned value)
}
EXPORT_SYMBOL(tps65010_config_vregs1);
+int tps65010_config_vdcdc2(unsigned value)
+{
+ struct i2c_client *c;
+ int status;
+
+ if (!the_tps)
+ return -ENODEV;
+
+ c = the_tps->client;
+ mutex_lock(&the_tps->lock);
+
+ pr_debug("%s: vdcdc2 0x%02x\n", DRIVER_NAME,
+ i2c_smbus_read_byte_data(c, TPS_VDCDC2));
+
+ status = i2c_smbus_write_byte_data(c, TPS_VDCDC2, value);
+
+ if (status != 0)
+ printk(KERN_ERR "%s: Failed to write vdcdc2 register\n",
+ DRIVER_NAME);
+ else
+ pr_debug("%s: vregs1 0x%02x\n", DRIVER_NAME,
+ i2c_smbus_read_byte_data(c, TPS_VDCDC2));
+
+ mutex_unlock(&the_tps->lock);
+ return status;
+}
+EXPORT_SYMBOL(tps65010_config_vdcdc2);
+
/*-------------------------------------------------------------------------*/
/* tps65013_set_low_pwr parameter:
* mode: ON or OFF
diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl-core.c
index 40449cdf09db..2a7606534196 100644
--- a/drivers/mfd/twl4030-core.c
+++ b/drivers/mfd/twl-core.c
@@ -1,5 +1,6 @@
/*
- * twl4030_core.c - driver for TWL4030/TPS659x0 PM and audio CODEC devices
+ * twl_core.c - driver for TWL4030/TWL5030/TWL60X0/TPS659x0 PM
+ * and audio CODEC devices
*
* Copyright (C) 2005-2006 Texas Instruments, Inc.
*
@@ -36,7 +37,7 @@
#include <linux/regulator/machine.h>
#include <linux/i2c.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
#if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3)
#include <plat/cpu.h>
@@ -55,7 +56,7 @@
* (and associated registers).
*/
-#define DRIVER_NAME "twl4030"
+#define DRIVER_NAME "twl"
#if defined(CONFIG_TWL4030_BCI_BATTERY) || \
defined(CONFIG_TWL4030_BCI_BATTERY_MODULE)
@@ -125,7 +126,7 @@
/* Last - for index max*/
#define TWL4030_MODULE_LAST TWL4030_MODULE_SECURED_REG
-#define TWL4030_NUM_SLAVES 4
+#define TWL_NUM_SLAVES 4
#if defined(CONFIG_INPUT_TWL4030_PWRBUTTON) \
|| defined(CONFIG_INPUT_TWL4030_PWBUTTON_MODULE)
@@ -134,6 +135,13 @@
#define twl_has_pwrbutton() false
#endif
+#define SUB_CHIP_ID0 0
+#define SUB_CHIP_ID1 1
+#define SUB_CHIP_ID2 2
+#define SUB_CHIP_ID3 3
+
+#define TWL_MODULE_LAST TWL4030_MODULE_LAST
+
/* Base Address defns for twl4030_map[] */
/* subchip/slave 0 - USB ID */
@@ -158,6 +166,10 @@
#define TWL4030_BASEADD_PWMB 0x00F1
#define TWL4030_BASEADD_KEYPAD 0x00D2
+#define TWL5031_BASEADD_ACCESSORY 0x0074 /* Replaces Main Charge */
+#define TWL5031_BASEADD_INTERRUPTS 0x00B9 /* Different than TWL4030's
+ one */
+
/* subchip/slave 3 - POWER ID */
#define TWL4030_BASEADD_BACKUP 0x0014
#define TWL4030_BASEADD_INT 0x002E
@@ -169,6 +181,30 @@
/* Triton Core internal information (END) */
+/* subchip/slave 0 0x48 - POWER */
+#define TWL6030_BASEADD_RTC 0x0000
+#define TWL6030_BASEADD_MEM 0x0017
+#define TWL6030_BASEADD_PM_MASTER 0x001F
+#define TWL6030_BASEADD_PM_SLAVE_MISC 0x0030 /* PM_RECEIVER */
+#define TWL6030_BASEADD_PM_MISC 0x00E2
+#define TWL6030_BASEADD_PM_PUPD 0x00F0
+
+/* subchip/slave 1 0x49 - FEATURE */
+#define TWL6030_BASEADD_USB 0x0000
+#define TWL6030_BASEADD_GPADC_CTRL 0x002E
+#define TWL6030_BASEADD_AUX 0x0090
+#define TWL6030_BASEADD_PWM 0x00BA
+#define TWL6030_BASEADD_GASGAUGE 0x00C0
+#define TWL6030_BASEADD_PIH 0x00D0
+#define TWL6030_BASEADD_CHARGER 0x00E0
+
+/* subchip/slave 2 0x4A - DFT */
+#define TWL6030_BASEADD_DIEID 0x00C0
+
+/* subchip/slave 3 0x4B - AUDIO */
+#define TWL6030_BASEADD_AUDIO 0x0000
+#define TWL6030_BASEADD_RSV 0x0000
+
/* Few power values */
#define R_CFG_BOOT 0x05
#define R_PROTECT_KEY 0x0E
@@ -183,19 +219,29 @@
#define HFCLK_FREQ_26_MHZ (2 << 0)
#define HFCLK_FREQ_38p4_MHZ (3 << 0)
#define HIGH_PERF_SQ (1 << 3)
+#define CK32K_LOWPWR_EN (1 << 7)
/* chip-specific feature flags, for i2c_device_id.driver_data */
#define TWL4030_VAUX2 BIT(0) /* pre-5030 voltage ranges */
#define TPS_SUBSET BIT(1) /* tps659[23]0 have fewer LDOs */
+#define TWL5031 BIT(2) /* twl5031 has different registers */
+#define TWL6030_CLASS BIT(3) /* TWL6030 class */
/*----------------------------------------------------------------------*/
/* is driver active, bound to a chip? */
static bool inuse;
-/* Structure for each TWL4030 Slave */
-struct twl4030_client {
+static unsigned int twl_id;
+unsigned int twl_rev(void)
+{
+ return twl_id;
+}
+EXPORT_SYMBOL(twl_rev);
+
+/* Structure for each TWL4030/TWL6030 Slave */
+struct twl_client {
struct i2c_client *client;
u8 address;
@@ -206,19 +252,20 @@ struct twl4030_client {
struct mutex xfer_lock;
};
-static struct twl4030_client twl4030_modules[TWL4030_NUM_SLAVES];
+static struct twl_client twl_modules[TWL_NUM_SLAVES];
/* mapping the module id to slave id and base address */
-struct twl4030mapping {
+struct twl_mapping {
unsigned char sid; /* Slave ID */
unsigned char base; /* base address */
};
+struct twl_mapping *twl_map;
-static struct twl4030mapping twl4030_map[TWL4030_MODULE_LAST + 1] = {
+static struct twl_mapping twl4030_map[TWL4030_MODULE_LAST + 1] = {
/*
* NOTE: don't change this table without updating the
- * <linux/i2c/twl4030.h> defines for TWL4030_MODULE_*
+ * <linux/i2c/twl.h> defines for TWL4030_MODULE_*
* so they continue to match the order in this table.
*/
@@ -240,6 +287,8 @@ static struct twl4030mapping twl4030_map[TWL4030_MODULE_LAST + 1] = {
{ 2, TWL4030_BASEADD_PWM1 },
{ 2, TWL4030_BASEADD_PWMA },
{ 2, TWL4030_BASEADD_PWMB },
+ { 2, TWL5031_BASEADD_ACCESSORY },
+ { 2, TWL5031_BASEADD_INTERRUPTS },
{ 3, TWL4030_BASEADD_BACKUP },
{ 3, TWL4030_BASEADD_INT },
@@ -249,12 +298,46 @@ static struct twl4030mapping twl4030_map[TWL4030_MODULE_LAST + 1] = {
{ 3, TWL4030_BASEADD_SECURED_REG },
};
+static struct twl_mapping twl6030_map[] = {
+ /*
+ * NOTE: don't change this table without updating the
+ * <linux/i2c/twl.h> defines for TWL4030_MODULE_*
+ * so they continue to match the order in this table.
+ */
+ { SUB_CHIP_ID1, TWL6030_BASEADD_USB },
+ { SUB_CHIP_ID3, TWL6030_BASEADD_AUDIO },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_DIEID },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID1, TWL6030_BASEADD_PIH },
+
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID1, TWL6030_BASEADD_GPADC_CTRL },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+
+ { SUB_CHIP_ID1, TWL6030_BASEADD_CHARGER },
+ { SUB_CHIP_ID1, TWL6030_BASEADD_GASGAUGE },
+ { SUB_CHIP_ID1, TWL6030_BASEADD_PWM },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID2, TWL6030_BASEADD_RSV },
+ { SUB_CHIP_ID0, TWL6030_BASEADD_PM_MASTER },
+ { SUB_CHIP_ID0, TWL6030_BASEADD_PM_SLAVE_MISC },
+
+ { SUB_CHIP_ID0, TWL6030_BASEADD_RTC },
+ { SUB_CHIP_ID0, TWL6030_BASEADD_MEM },
+};
+
/*----------------------------------------------------------------------*/
/* Exported Functions */
/**
- * twl4030_i2c_write - Writes a n bit register in TWL4030
+ * twl_i2c_write - Writes a n bit register in TWL4030/TWL5030/TWL60X0
* @mod_no: module number
* @value: an array of num_bytes+1 containing data to write
* @reg: register address (just offset will do)
@@ -265,19 +348,19 @@ static struct twl4030mapping twl4030_map[TWL4030_MODULE_LAST + 1] = {
*
* Returns the result of operation - 0 is success
*/
-int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
+int twl_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
{
int ret;
int sid;
- struct twl4030_client *twl;
+ struct twl_client *twl;
struct i2c_msg *msg;
- if (unlikely(mod_no > TWL4030_MODULE_LAST)) {
+ if (unlikely(mod_no > TWL_MODULE_LAST)) {
pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no);
return -EPERM;
}
- sid = twl4030_map[mod_no].sid;
- twl = &twl4030_modules[sid];
+ sid = twl_map[mod_no].sid;
+ twl = &twl_modules[sid];
if (unlikely(!inuse)) {
pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid);
@@ -294,19 +377,26 @@ int twl4030_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
msg->flags = 0;
msg->buf = value;
/* over write the first byte of buffer with the register address */
- *value = twl4030_map[mod_no].base + reg;
+ *value = twl_map[mod_no].base + reg;
ret = i2c_transfer(twl->client->adapter, twl->xfer_msg, 1);
mutex_unlock(&twl->xfer_lock);
- /* i2cTransfer returns num messages.translate it pls.. */
- if (ret >= 0)
- ret = 0;
- return ret;
+ /* i2c_transfer returns number of messages transferred */
+ if (ret != 1) {
+ pr_err("%s: i2c_write failed to transfer all messages\n",
+ DRIVER_NAME);
+ if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+ } else {
+ return 0;
+ }
}
-EXPORT_SYMBOL(twl4030_i2c_write);
+EXPORT_SYMBOL(twl_i2c_write);
/**
- * twl4030_i2c_read - Reads a n bit register in TWL4030
+ * twl_i2c_read - Reads a n bit register in TWL4030/TWL5030/TWL60X0
* @mod_no: module number
* @value: an array of num_bytes containing data to be read
* @reg: register address (just offset will do)
@@ -314,20 +404,20 @@ EXPORT_SYMBOL(twl4030_i2c_write);
*
* Returns result of operation - num_bytes is success else failure.
*/
-int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
+int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
{
int ret;
u8 val;
int sid;
- struct twl4030_client *twl;
+ struct twl_client *twl;
struct i2c_msg *msg;
- if (unlikely(mod_no > TWL4030_MODULE_LAST)) {
+ if (unlikely(mod_no > TWL_MODULE_LAST)) {
pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no);
return -EPERM;
}
- sid = twl4030_map[mod_no].sid;
- twl = &twl4030_modules[sid];
+ sid = twl_map[mod_no].sid;
+ twl = &twl_modules[sid];
if (unlikely(!inuse)) {
pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid);
@@ -339,7 +429,7 @@ int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
msg->addr = twl->address;
msg->len = 1;
msg->flags = 0; /* Read the register value */
- val = twl4030_map[mod_no].base + reg;
+ val = twl_map[mod_no].base + reg;
msg->buf = &val;
/* [MSG2] fill the data rx buffer */
msg = &twl->xfer_msg[1];
@@ -350,45 +440,52 @@ int twl4030_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes)
ret = i2c_transfer(twl->client->adapter, twl->xfer_msg, 2);
mutex_unlock(&twl->xfer_lock);
- /* i2cTransfer returns num messages.translate it pls.. */
- if (ret >= 0)
- ret = 0;
- return ret;
+ /* i2c_transfer returns number of messages transferred */
+ if (ret != 2) {
+ pr_err("%s: i2c_read failed to transfer all messages\n",
+ DRIVER_NAME);
+ if (ret < 0)
+ return ret;
+ else
+ return -EIO;
+ } else {
+ return 0;
+ }
}
-EXPORT_SYMBOL(twl4030_i2c_read);
+EXPORT_SYMBOL(twl_i2c_read);
/**
- * twl4030_i2c_write_u8 - Writes a 8 bit register in TWL4030
+ * twl_i2c_write_u8 - Writes a 8 bit register in TWL4030/TWL5030/TWL60X0
* @mod_no: module number
* @value: the value to be written 8 bit
* @reg: register address (just offset will do)
*
* Returns result of operation - 0 is success
*/
-int twl4030_i2c_write_u8(u8 mod_no, u8 value, u8 reg)
+int twl_i2c_write_u8(u8 mod_no, u8 value, u8 reg)
{
/* 2 bytes offset 1 contains the data offset 0 is used by i2c_write */
u8 temp_buffer[2] = { 0 };
/* offset 1 contains the data */
temp_buffer[1] = value;
- return twl4030_i2c_write(mod_no, temp_buffer, reg, 1);
+ return twl_i2c_write(mod_no, temp_buffer, reg, 1);
}
-EXPORT_SYMBOL(twl4030_i2c_write_u8);
+EXPORT_SYMBOL(twl_i2c_write_u8);
/**
- * twl4030_i2c_read_u8 - Reads a 8 bit register from TWL4030
+ * twl_i2c_read_u8 - Reads a 8 bit register from TWL4030/TWL5030/TWL60X0
* @mod_no: module number
* @value: the value read 8 bit
* @reg: register address (just offset will do)
*
* Returns result of operation - 0 is success
*/
-int twl4030_i2c_read_u8(u8 mod_no, u8 *value, u8 reg)
+int twl_i2c_read_u8(u8 mod_no, u8 *value, u8 reg)
{
- return twl4030_i2c_read(mod_no, value, reg, 1);
+ return twl_i2c_read(mod_no, value, reg, 1);
}
-EXPORT_SYMBOL(twl4030_i2c_read_u8);
+EXPORT_SYMBOL(twl_i2c_read_u8);
/*----------------------------------------------------------------------*/
@@ -398,7 +495,7 @@ add_numbered_child(unsigned chip, const char *name, int num,
bool can_wakeup, int irq0, int irq1)
{
struct platform_device *pdev;
- struct twl4030_client *twl = &twl4030_modules[chip];
+ struct twl_client *twl = &twl_modules[chip];
int status;
pdev = platform_device_alloc(name, num);
@@ -456,6 +553,7 @@ add_regulator_linked(int num, struct regulator_init_data *pdata,
struct regulator_consumer_supply *consumers,
unsigned num_consumers)
{
+ unsigned sub_chip_id;
/* regulator framework demands init_data ... */
if (!pdata)
return NULL;
@@ -466,7 +564,8 @@ add_regulator_linked(int num, struct regulator_init_data *pdata,
}
/* NOTE: we currently ignore regulator IRQs, e.g. for short circuits */
- return add_numbered_child(3, "twl4030_reg", num,
+ sub_chip_id = twl_map[TWL_MODULE_PM_MASTER].sid;
+ return add_numbered_child(sub_chip_id, "twl_reg", num,
pdata, sizeof(*pdata), false, 0, 0);
}
@@ -486,29 +585,32 @@ static int
add_children(struct twl4030_platform_data *pdata, unsigned long features)
{
struct device *child;
+ unsigned sub_chip_id;
- if (twl_has_bci() && pdata->bci && !(features & TPS_SUBSET)) {
+ if (twl_has_bci() && pdata->bci &&
+ !(features & (TPS_SUBSET | TWL5031))) {
child = add_child(3, "twl4030_bci",
pdata->bci, sizeof(*pdata->bci),
false,
/* irq0 = CHG_PRES, irq1 = BCI */
- pdata->irq_base + 8 + 1, pdata->irq_base + 2);
+ pdata->irq_base + BCI_PRES_INTR_OFFSET,
+ pdata->irq_base + BCI_INTR_OFFSET);
if (IS_ERR(child))
return PTR_ERR(child);
}
if (twl_has_gpio() && pdata->gpio) {
- child = add_child(1, "twl4030_gpio",
+ child = add_child(SUB_CHIP_ID1, "twl4030_gpio",
pdata->gpio, sizeof(*pdata->gpio),
- false, pdata->irq_base + 0, 0);
+ false, pdata->irq_base + GPIO_INTR_OFFSET, 0);
if (IS_ERR(child))
return PTR_ERR(child);
}
if (twl_has_keypad() && pdata->keypad) {
- child = add_child(2, "twl4030_keypad",
+ child = add_child(SUB_CHIP_ID2, "twl4030_keypad",
pdata->keypad, sizeof(*pdata->keypad),
- true, pdata->irq_base + 1, 0);
+ true, pdata->irq_base + KEYPAD_INTR_OFFSET, 0);
if (IS_ERR(child))
return PTR_ERR(child);
}
@@ -516,7 +618,7 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
if (twl_has_madc() && pdata->madc) {
child = add_child(2, "twl4030_madc",
pdata->madc, sizeof(*pdata->madc),
- true, pdata->irq_base + 3, 0);
+ true, pdata->irq_base + MADC_INTR_OFFSET, 0);
if (IS_ERR(child))
return PTR_ERR(child);
}
@@ -529,14 +631,15 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
* Eventually, Linux might become more aware of such
* HW security concerns, and "least privilege".
*/
- child = add_child(3, "twl4030_rtc",
+ sub_chip_id = twl_map[TWL_MODULE_RTC].sid;
+ child = add_child(sub_chip_id, "twl_rtc",
NULL, 0,
- true, pdata->irq_base + 8 + 3, 0);
+ true, pdata->irq_base + RTC_INTR_OFFSET, 0);
if (IS_ERR(child))
return PTR_ERR(child);
}
- if (twl_has_usb() && pdata->usb) {
+ if (twl_has_usb() && pdata->usb && twl_class_is_4030()) {
static struct regulator_consumer_supply usb1v5 = {
.supply = "usb1v5",
@@ -581,7 +684,8 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
pdata->usb, sizeof(*pdata->usb),
true,
/* irq0 = USB_PRES, irq1 = USB */
- pdata->irq_base + 8 + 2, pdata->irq_base + 4);
+ pdata->irq_base + USB_PRES_INTR_OFFSET,
+ pdata->irq_base + USB_INTR_OFFSET);
if (IS_ERR(child))
return PTR_ERR(child);
@@ -615,12 +719,23 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
return PTR_ERR(child);
}
- if (twl_has_regulator()) {
- /*
+ /* twl4030 regulators */
+ if (twl_has_regulator() && twl_class_is_4030()) {
child = add_regulator(TWL4030_REG_VPLL1, pdata->vpll1);
if (IS_ERR(child))
return PTR_ERR(child);
- */
+
+ child = add_regulator(TWL4030_REG_VIO, pdata->vio);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL4030_REG_VDD1, pdata->vdd1);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL4030_REG_VDD2, pdata->vdd2);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
child = add_regulator(TWL4030_REG_VMMC1, pdata->vmmc1);
if (IS_ERR(child))
@@ -636,10 +751,23 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
pdata->vaux2);
if (IS_ERR(child))
return PTR_ERR(child);
+
+ child = add_regulator(TWL4030_REG_VINTANA1, pdata->vintana1);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL4030_REG_VINTANA2, pdata->vintana2);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL4030_REG_VINTDIG, pdata->vintdig);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
}
/* maybe add LDOs that are omitted on cost-reduced parts */
- if (twl_has_regulator() && !(features & TPS_SUBSET)) {
+ if (twl_has_regulator() && !(features & TPS_SUBSET)
+ && twl_class_is_4030()) {
child = add_regulator(TWL4030_REG_VPLL2, pdata->vpll2);
if (IS_ERR(child))
return PTR_ERR(child);
@@ -665,6 +793,49 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
return PTR_ERR(child);
}
+ /* twl6030 regulators */
+ if (twl_has_regulator() && twl_class_is_6030()) {
+ child = add_regulator(TWL6030_REG_VMMC, pdata->vmmc);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VPP, pdata->vpp);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VUSIM, pdata->vusim);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VANA, pdata->vana);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VCXIO, pdata->vcxio);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VDAC, pdata->vdac);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VUSB, pdata->vusb);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VAUX1_6030, pdata->vaux1);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VAUX2_6030, pdata->vaux2);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+
+ child = add_regulator(TWL6030_REG_VAUX3_6030, pdata->vaux3);
+ if (IS_ERR(child))
+ return PTR_ERR(child);
+ }
+
return 0;
}
@@ -679,7 +850,7 @@ static inline int __init protect_pm_master(void)
{
int e = 0;
- e = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, KEY_LOCK,
+ e = twl_i2c_write_u8(TWL_MODULE_PM_MASTER, KEY_LOCK,
R_PROTECT_KEY);
return e;
}
@@ -688,14 +859,15 @@ static inline int __init unprotect_pm_master(void)
{
int e = 0;
- e |= twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, KEY_UNLOCK1,
+ e |= twl_i2c_write_u8(TWL_MODULE_PM_MASTER, KEY_UNLOCK1,
R_PROTECT_KEY);
- e |= twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, KEY_UNLOCK2,
+ e |= twl_i2c_write_u8(TWL_MODULE_PM_MASTER, KEY_UNLOCK2,
R_PROTECT_KEY);
return e;
}
-static void clocks_init(struct device *dev)
+static void clocks_init(struct device *dev,
+ struct twl4030_clock_init_data *clock)
{
int e = 0;
struct clk *osc;
@@ -709,7 +881,7 @@ static void clocks_init(struct device *dev)
osc = clk_get(dev, "osc_sys_ck");
if (IS_ERR(osc)) {
- printk(KERN_WARNING "Skipping twl4030 internal clock init and "
+ printk(KERN_WARNING "Skipping twl internal clock init and "
"using bootloader value (unknown osc rate)\n");
return;
}
@@ -723,7 +895,7 @@ static void clocks_init(struct device *dev)
*/
osc = ERR_PTR(-EIO);
- printk(KERN_WARNING "Skipping twl4030 internal clock init and "
+ printk(KERN_WARNING "Skipping twl internal clock init and "
"using bootloader value (unknown osc rate)\n");
return;
@@ -742,9 +914,12 @@ static void clocks_init(struct device *dev)
}
ctrl |= HIGH_PERF_SQ;
+ if (clock && clock->ck32k_lowpwr_enable)
+ ctrl |= CK32K_LOWPWR_EN;
+
e |= unprotect_pm_master();
/* effect->MADC+USB ck en */
- e |= twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, ctrl, R_CFG_BOOT);
+ e |= twl_i2c_write_u8(TWL_MODULE_PM_MASTER, ctrl, R_CFG_BOOT);
e |= protect_pm_master();
if (e < 0)
@@ -753,24 +928,31 @@ static void clocks_init(struct device *dev)
/*----------------------------------------------------------------------*/
-int twl_init_irq(int irq_num, unsigned irq_base, unsigned irq_end);
-int twl_exit_irq(void);
+int twl4030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end);
+int twl4030_exit_irq(void);
+int twl4030_init_chip_irq(const char *chip);
+int twl6030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end);
+int twl6030_exit_irq(void);
-static int twl4030_remove(struct i2c_client *client)
+static int twl_remove(struct i2c_client *client)
{
unsigned i;
int status;
- status = twl_exit_irq();
+ if (twl_class_is_4030())
+ status = twl4030_exit_irq();
+ else
+ status = twl6030_exit_irq();
+
if (status < 0)
return status;
- for (i = 0; i < TWL4030_NUM_SLAVES; i++) {
- struct twl4030_client *twl = &twl4030_modules[i];
+ for (i = 0; i < TWL_NUM_SLAVES; i++) {
+ struct twl_client *twl = &twl_modules[i];
if (twl->client && twl->client != client)
i2c_unregister_device(twl->client);
- twl4030_modules[i].client = NULL;
+ twl_modules[i].client = NULL;
}
inuse = false;
return 0;
@@ -778,7 +960,7 @@ static int twl4030_remove(struct i2c_client *client)
/* NOTE: this driver only handles a single twl4030/tps659x0 chip */
static int __init
-twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
+twl_probe(struct i2c_client *client, const struct i2c_device_id *id)
{
int status;
unsigned i;
@@ -799,8 +981,8 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
return -EBUSY;
}
- for (i = 0; i < TWL4030_NUM_SLAVES; i++) {
- struct twl4030_client *twl = &twl4030_modules[i];
+ for (i = 0; i < TWL_NUM_SLAVES; i++) {
+ struct twl_client *twl = &twl_modules[i];
twl->address = client->addr + i;
if (i == 0)
@@ -814,15 +996,20 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
status = -ENOMEM;
goto fail;
}
- strlcpy(twl->client->name, id->name,
- sizeof(twl->client->name));
}
mutex_init(&twl->xfer_lock);
}
inuse = true;
+ if ((id->driver_data) & TWL6030_CLASS) {
+ twl_id = TWL6030_CLASS_ID;
+ twl_map = &twl6030_map[0];
+ } else {
+ twl_id = TWL4030_CLASS_ID;
+ twl_map = &twl4030_map[0];
+ }
/* setup clock framework */
- clocks_init(&client->dev);
+ clocks_init(&client->dev, pdata->clock);
/* load power event scripts */
if (twl_has_power() && pdata->power)
@@ -832,7 +1019,15 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
if (client->irq
&& pdata->irq_base
&& pdata->irq_end > pdata->irq_base) {
- status = twl_init_irq(client->irq, pdata->irq_base, pdata->irq_end);
+ if (twl_class_is_4030()) {
+ twl4030_init_chip_irq(id->name);
+ status = twl4030_init_irq(client->irq, pdata->irq_base,
+ pdata->irq_end);
+ } else {
+ status = twl6030_init_irq(client->irq, pdata->irq_base,
+ pdata->irq_end);
+ }
+
if (status < 0)
goto fail;
}
@@ -840,40 +1035,42 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
status = add_children(pdata, id->driver_data);
fail:
if (status < 0)
- twl4030_remove(client);
+ twl_remove(client);
return status;
}
-static const struct i2c_device_id twl4030_ids[] = {
+static const struct i2c_device_id twl_ids[] = {
{ "twl4030", TWL4030_VAUX2 }, /* "Triton 2" */
{ "twl5030", 0 }, /* T2 updated */
+ { "twl5031", TWL5031 }, /* TWL5030 updated */
{ "tps65950", 0 }, /* catalog version of twl5030 */
{ "tps65930", TPS_SUBSET }, /* fewer LDOs and DACs; no charger */
{ "tps65920", TPS_SUBSET }, /* fewer LDOs; no codec or charger */
+ { "twl6030", TWL6030_CLASS }, /* "Phoenix power chip" */
{ /* end of list */ },
};
-MODULE_DEVICE_TABLE(i2c, twl4030_ids);
+MODULE_DEVICE_TABLE(i2c, twl_ids);
/* One Client Driver , 4 Clients */
-static struct i2c_driver twl4030_driver = {
+static struct i2c_driver twl_driver = {
.driver.name = DRIVER_NAME,
- .id_table = twl4030_ids,
- .probe = twl4030_probe,
- .remove = twl4030_remove,
+ .id_table = twl_ids,
+ .probe = twl_probe,
+ .remove = twl_remove,
};
-static int __init twl4030_init(void)
+static int __init twl_init(void)
{
- return i2c_add_driver(&twl4030_driver);
+ return i2c_add_driver(&twl_driver);
}
-subsys_initcall(twl4030_init);
+subsys_initcall(twl_init);
-static void __exit twl4030_exit(void)
+static void __exit twl_exit(void)
{
- i2c_del_driver(&twl4030_driver);
+ i2c_del_driver(&twl_driver);
}
-module_exit(twl4030_exit);
+module_exit(twl_exit);
MODULE_AUTHOR("Texas Instruments, Inc.");
-MODULE_DESCRIPTION("I2C Core interface for TWL4030");
+MODULE_DESCRIPTION("I2C Core interface for TWL");
MODULE_LICENSE("GPL");
diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c
index fb194fe244c1..20d29bafc9f5 100644
--- a/drivers/mfd/twl4030-irq.c
+++ b/drivers/mfd/twl4030-irq.c
@@ -32,7 +32,7 @@
#include <linux/irq.h>
#include <linux/kthread.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
/*
@@ -74,6 +74,8 @@ struct sih {
u8 edr_offset;
u8 bytes_edr; /* bytelen of EDR */
+ u8 irq_lines; /* number of supported irq lines */
+
/* SIR ignored -- set interrupt, for testing only */
struct irq_data {
u8 isr_offset;
@@ -82,6 +84,9 @@ struct sih {
/* + 2 bytes padding */
};
+static const struct sih *sih_modules;
+static int nr_sih_modules;
+
#define SIH_INITIALIZER(modname, nbits) \
.module = TWL4030_MODULE_ ## modname, \
.control_offset = TWL4030_ ## modname ## _SIH_CTRL, \
@@ -89,6 +94,7 @@ struct sih {
.bytes_ixr = DIV_ROUND_UP(nbits, 8), \
.edr_offset = TWL4030_ ## modname ## _EDR, \
.bytes_edr = DIV_ROUND_UP((2*(nbits)), 8), \
+ .irq_lines = 2, \
.mask = { { \
.isr_offset = TWL4030_ ## modname ## _ISR1, \
.imr_offset = TWL4030_ ## modname ## _IMR1, \
@@ -107,7 +113,8 @@ struct sih {
/* Order in this table matches order in PIH_ISR. That is,
* BIT(n) in PIH_ISR is sih_modules[n].
*/
-static const struct sih sih_modules[6] = {
+/* sih_modules_twl4030 is used both in twl4030 and twl5030 */
+static const struct sih sih_modules_twl4030[6] = {
[0] = {
.name = "gpio",
.module = TWL4030_MODULE_GPIO,
@@ -118,6 +125,7 @@ static const struct sih sih_modules[6] = {
/* Note: *all* of these IRQs default to no-trigger */
.edr_offset = REG_GPIO_EDR1,
.bytes_edr = 5,
+ .irq_lines = 2,
.mask = { {
.isr_offset = REG_GPIO_ISR1A,
.imr_offset = REG_GPIO_IMR1A,
@@ -140,6 +148,7 @@ static const struct sih sih_modules[6] = {
.edr_offset = TWL4030_INTERRUPTS_BCIEDR1,
/* Note: most of these IRQs default to no-trigger */
.bytes_edr = 3,
+ .irq_lines = 2,
.mask = { {
.isr_offset = TWL4030_INTERRUPTS_BCIISR1A,
.imr_offset = TWL4030_INTERRUPTS_BCIIMR1A,
@@ -164,6 +173,99 @@ static const struct sih sih_modules[6] = {
/* there are no SIH modules #6 or #7 ... */
};
+static const struct sih sih_modules_twl5031[8] = {
+ [0] = {
+ .name = "gpio",
+ .module = TWL4030_MODULE_GPIO,
+ .control_offset = REG_GPIO_SIH_CTRL,
+ .set_cor = true,
+ .bits = TWL4030_GPIO_MAX,
+ .bytes_ixr = 3,
+ /* Note: *all* of these IRQs default to no-trigger */
+ .edr_offset = REG_GPIO_EDR1,
+ .bytes_edr = 5,
+ .irq_lines = 2,
+ .mask = { {
+ .isr_offset = REG_GPIO_ISR1A,
+ .imr_offset = REG_GPIO_IMR1A,
+ }, {
+ .isr_offset = REG_GPIO_ISR1B,
+ .imr_offset = REG_GPIO_IMR1B,
+ }, },
+ },
+ [1] = {
+ .name = "keypad",
+ .set_cor = true,
+ SIH_INITIALIZER(KEYPAD_KEYP, 4)
+ },
+ [2] = {
+ .name = "bci",
+ .module = TWL5031_MODULE_INTERRUPTS,
+ .control_offset = TWL5031_INTERRUPTS_BCISIHCTRL,
+ .bits = 7,
+ .bytes_ixr = 1,
+ .edr_offset = TWL5031_INTERRUPTS_BCIEDR1,
+ /* Note: most of these IRQs default to no-trigger */
+ .bytes_edr = 2,
+ .irq_lines = 2,
+ .mask = { {
+ .isr_offset = TWL5031_INTERRUPTS_BCIISR1,
+ .imr_offset = TWL5031_INTERRUPTS_BCIIMR1,
+ }, {
+ .isr_offset = TWL5031_INTERRUPTS_BCIISR2,
+ .imr_offset = TWL5031_INTERRUPTS_BCIIMR2,
+ }, },
+ },
+ [3] = {
+ .name = "madc",
+ SIH_INITIALIZER(MADC, 4)
+ },
+ [4] = {
+ /* USB doesn't use the same SIH organization */
+ .name = "usb",
+ },
+ [5] = {
+ .name = "power",
+ .set_cor = true,
+ SIH_INITIALIZER(INT_PWR, 8)
+ },
+ [6] = {
+ /*
+ * ACI doesn't use the same SIH organization.
+ * For example, it supports only one interrupt line
+ */
+ .name = "aci",
+ .module = TWL5031_MODULE_ACCESSORY,
+ .bits = 9,
+ .bytes_ixr = 2,
+ .irq_lines = 1,
+ .mask = { {
+ .isr_offset = TWL5031_ACIIDR_LSB,
+ .imr_offset = TWL5031_ACIIMR_LSB,
+ }, },
+
+ },
+ [7] = {
+ /* Accessory */
+ .name = "acc",
+ .module = TWL5031_MODULE_ACCESSORY,
+ .control_offset = TWL5031_ACCSIHCTRL,
+ .bits = 2,
+ .bytes_ixr = 1,
+ .edr_offset = TWL5031_ACCEDR1,
+ /* Note: most of these IRQs default to no-trigger */
+ .bytes_edr = 1,
+ .irq_lines = 2,
+ .mask = { {
+ .isr_offset = TWL5031_ACCISR1,
+ .imr_offset = TWL5031_ACCIMR1,
+ }, {
+ .isr_offset = TWL5031_ACCISR2,
+ .imr_offset = TWL5031_ACCIMR2,
+ }, },
+ },
+};
+
#undef TWL4030_MODULE_KEYPAD_KEYP
#undef TWL4030_MODULE_INT_PWR
#undef TWL4030_INT_PWR_EDR
@@ -194,7 +296,7 @@ static int twl4030_irq_thread(void *data)
/* Wait for IRQ, then read PIH irq status (also blocking) */
wait_for_completion_interruptible(&irq_event);
- ret = twl4030_i2c_read_u8(TWL4030_MODULE_PIH, &pih_isr,
+ ret = twl_i2c_read_u8(TWL4030_MODULE_PIH, &pih_isr,
REG_PIH_ISR_P1);
if (ret) {
pr_warning("twl4030: I2C error %d reading PIH ISR\n",
@@ -284,13 +386,17 @@ static int twl4030_init_sih_modules(unsigned line)
/* disable all interrupts on our line */
memset(buf, 0xff, sizeof buf);
sih = sih_modules;
- for (i = 0; i < ARRAY_SIZE(sih_modules); i++, sih++) {
+ for (i = 0; i < nr_sih_modules; i++, sih++) {
/* skip USB -- it's funky */
if (!sih->bytes_ixr)
continue;
- status = twl4030_i2c_write(sih->module, buf,
+ /* Not all the SIH modules support multiple interrupt lines */
+ if (sih->irq_lines <= line)
+ continue;
+
+ status = twl_i2c_write(sih->module, buf,
sih->mask[line].imr_offset, sih->bytes_ixr);
if (status < 0)
pr_err("twl4030: err %d initializing %s %s\n",
@@ -304,7 +410,7 @@ static int twl4030_init_sih_modules(unsigned line)
* And for PWR_INT it's not documented...
*/
if (sih->set_cor) {
- status = twl4030_i2c_write_u8(sih->module,
+ status = twl_i2c_write_u8(sih->module,
TWL4030_SIH_CTRL_COR_MASK,
sih->control_offset);
if (status < 0)
@@ -314,7 +420,7 @@ static int twl4030_init_sih_modules(unsigned line)
}
sih = sih_modules;
- for (i = 0; i < ARRAY_SIZE(sih_modules); i++, sih++) {
+ for (i = 0; i < nr_sih_modules; i++, sih++) {
u8 rxbuf[4];
int j;
@@ -322,20 +428,24 @@ static int twl4030_init_sih_modules(unsigned line)
if (!sih->bytes_ixr)
continue;
+ /* Not all the SIH modules support multiple interrupt lines */
+ if (sih->irq_lines <= line)
+ continue;
+
/* Clear pending interrupt status. Either the read was
* enough, or we need to write those bits. Repeat, in
* case an IRQ is pending (PENDDIS=0) ... that's not
* uncommon with PWR_INT.PWRON.
*/
for (j = 0; j < 2; j++) {
- status = twl4030_i2c_read(sih->module, rxbuf,
+ status = twl_i2c_read(sih->module, rxbuf,
sih->mask[line].isr_offset, sih->bytes_ixr);
if (status < 0)
pr_err("twl4030: err %d initializing %s %s\n",
status, sih->name, "ISR");
if (!sih->set_cor)
- status = twl4030_i2c_write(sih->module, buf,
+ status = twl_i2c_write(sih->module, buf,
sih->mask[line].isr_offset,
sih->bytes_ixr);
/* else COR=1 means read sufficed.
@@ -404,7 +514,7 @@ static void twl4030_sih_do_mask(struct work_struct *work)
return;
/* write the whole mask ... simpler than subsetting it */
- status = twl4030_i2c_write(sih->module, imr.bytes,
+ status = twl_i2c_write(sih->module, imr.bytes,
sih->mask[irq_line].imr_offset, sih->bytes_ixr);
if (status)
pr_err("twl4030: %s, %s --> %d\n", __func__,
@@ -435,7 +545,7 @@ static void twl4030_sih_do_edge(struct work_struct *work)
* any processor on the other IRQ line, EDR registers are
* shared.
*/
- status = twl4030_i2c_read(sih->module, bytes + 1,
+ status = twl_i2c_read(sih->module, bytes + 1,
sih->edr_offset, sih->bytes_edr);
if (status) {
pr_err("twl4030: %s, %s --> %d\n", __func__,
@@ -469,7 +579,7 @@ static void twl4030_sih_do_edge(struct work_struct *work)
}
/* Write */
- status = twl4030_i2c_write(sih->module, bytes,
+ status = twl_i2c_write(sih->module, bytes,
sih->edr_offset, sih->bytes_edr);
if (status)
pr_err("twl4030: %s, %s --> %d\n", __func__,
@@ -554,7 +664,7 @@ static inline int sih_read_isr(const struct sih *sih)
/* FIXME need retry-on-error ... */
isr.word = 0;
- status = twl4030_i2c_read(sih->module, isr.bytes,
+ status = twl_i2c_read(sih->module, isr.bytes,
sih->mask[irq_line].isr_offset, sih->bytes_ixr);
return (status < 0) ? status : le32_to_cpu(isr.word);
@@ -611,7 +721,7 @@ int twl4030_sih_setup(int module)
/* only support modules with standard clear-on-read for now */
for (sih_mod = 0, sih = sih_modules;
- sih_mod < ARRAY_SIZE(sih_modules);
+ sih_mod < nr_sih_modules;
sih_mod++, sih++) {
if (sih->module == module && sih->set_cor) {
if (!WARN((irq_base + sih->bits) > NR_IRQS,
@@ -668,7 +778,7 @@ int twl4030_sih_setup(int module)
/* FIXME pass in which interrupt line we'll use ... */
#define twl_irq_line 0
-int twl_init_irq(int irq_num, unsigned irq_base, unsigned irq_end)
+int twl4030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end)
{
static struct irq_chip twl4030_irq_chip;
@@ -728,7 +838,8 @@ int twl_init_irq(int irq_num, unsigned irq_base, unsigned irq_end)
goto fail_rqirq;
}
- task = kthread_run(twl4030_irq_thread, (void *)irq_num, "twl4030-irq");
+ task = kthread_run(twl4030_irq_thread, (void *)(long)irq_num,
+ "twl4030-irq");
if (IS_ERR(task)) {
pr_err("twl4030: could not create irq %d thread!\n", irq_num);
status = PTR_ERR(task);
@@ -747,7 +858,7 @@ fail:
return status;
}
-int twl_exit_irq(void)
+int twl4030_exit_irq(void)
{
/* FIXME undo twl_init_irq() */
if (twl4030_irq_base) {
@@ -756,3 +867,16 @@ int twl_exit_irq(void)
}
return 0;
}
+
+int twl4030_init_chip_irq(const char *chip)
+{
+ if (!strcmp(chip, "twl5031")) {
+ sih_modules = sih_modules_twl5031;
+ nr_sih_modules = ARRAY_SIZE(sih_modules_twl5031);
+ } else {
+ sih_modules = sih_modules_twl4030;
+ nr_sih_modules = ARRAY_SIZE(sih_modules_twl4030);
+ }
+
+ return 0;
+}
diff --git a/drivers/mfd/twl4030-power.c b/drivers/mfd/twl4030-power.c
index d423e0c4176b..0815292fdafc 100644
--- a/drivers/mfd/twl4030-power.c
+++ b/drivers/mfd/twl4030-power.c
@@ -26,7 +26,7 @@
#include <linux/module.h>
#include <linux/pm.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
#include <linux/platform_device.h>
#include <asm/mach-types.h>
@@ -67,19 +67,35 @@ static u8 twl4030_start_script_address = 0x2b;
#define R_KEY_1 0xC0
#define R_KEY_2 0x0C
-/* resource configuration registers */
-
-#define DEVGROUP_OFFSET 0
+/* resource configuration registers
+ <RESOURCE>_DEV_GRP at address 'n+0'
+ <RESOURCE>_TYPE at address 'n+1'
+ <RESOURCE>_REMAP at address 'n+2'
+ <RESOURCE>_DEDICATED at address 'n+3'
+*/
+#define DEV_GRP_OFFSET 0
#define TYPE_OFFSET 1
+#define REMAP_OFFSET 2
+#define DEDICATED_OFFSET 3
+
+/* Bit positions in the registers */
+
+/* <RESOURCE>_DEV_GRP */
+#define DEV_GRP_SHIFT 5
+#define DEV_GRP_MASK (7 << DEV_GRP_SHIFT)
-/* Bit positions */
-#define DEVGROUP_SHIFT 5
-#define DEVGROUP_MASK (7 << DEVGROUP_SHIFT)
+/* <RESOURCE>_TYPE */
#define TYPE_SHIFT 0
#define TYPE_MASK (7 << TYPE_SHIFT)
#define TYPE2_SHIFT 3
#define TYPE2_MASK (3 << TYPE2_SHIFT)
+/* <RESOURCE>_REMAP */
+#define SLEEP_STATE_SHIFT 0
+#define SLEEP_STATE_MASK (0xf << SLEEP_STATE_SHIFT)
+#define OFF_STATE_SHIFT 4
+#define OFF_STATE_MASK (0xf << OFF_STATE_SHIFT)
+
static u8 res_config_addrs[] = {
[RES_VAUX1] = 0x17,
[RES_VAUX2] = 0x1b,
@@ -115,11 +131,11 @@ static int __init twl4030_write_script_byte(u8 address, u8 byte)
{
int err;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
R_MEMORY_ADDRESS);
if (err)
goto out;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, byte,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, byte,
R_MEMORY_DATA);
out:
return err;
@@ -176,18 +192,18 @@ static int __init twl4030_config_wakeup3_sequence(u8 address)
u8 data;
/* Set SLEEP to ACTIVE SEQ address for P3 */
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
R_SEQ_ADD_S2A3);
if (err)
goto out;
/* P3 LVL_WAKEUP should be on LEVEL */
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
R_P3_SW_EVENTS);
if (err)
goto out;
data |= LVL_WAKEUP;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data,
R_P3_SW_EVENTS);
out:
if (err)
@@ -201,42 +217,42 @@ static int __init twl4030_config_wakeup12_sequence(u8 address)
u8 data;
/* Set SLEEP to ACTIVE SEQ address for P1 and P2 */
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
R_SEQ_ADD_S2A12);
if (err)
goto out;
/* P1/P2 LVL_WAKEUP should be on LEVEL */
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
R_P1_SW_EVENTS);
if (err)
goto out;
data |= LVL_WAKEUP;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data,
R_P1_SW_EVENTS);
if (err)
goto out;
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
R_P2_SW_EVENTS);
if (err)
goto out;
data |= LVL_WAKEUP;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data,
R_P2_SW_EVENTS);
if (err)
goto out;
if (machine_is_omap_3430sdp() || machine_is_omap_ldp()) {
/* Disabling AC charger effect on sleep-active transitions */
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &data,
R_CFG_P1_TRANSITION);
if (err)
goto out;
data &= ~(1<<1);
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data ,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, data ,
R_CFG_P1_TRANSITION);
if (err)
goto out;
@@ -254,7 +270,7 @@ static int __init twl4030_config_sleep_sequence(u8 address)
int err;
/* Set ACTIVE to SLEEP SEQ address in T2 memory*/
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
R_SEQ_ADD_A2S);
if (err)
@@ -269,41 +285,41 @@ static int __init twl4030_config_warmreset_sequence(u8 address)
u8 rd_data;
/* Set WARM RESET SEQ address for P1 */
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, address,
R_SEQ_ADD_WARM);
if (err)
goto out;
/* P1/P2/P3 enable WARMRESET */
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data,
R_P1_SW_EVENTS);
if (err)
goto out;
rd_data |= ENABLE_WARMRESET;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data,
R_P1_SW_EVENTS);
if (err)
goto out;
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data,
R_P2_SW_EVENTS);
if (err)
goto out;
rd_data |= ENABLE_WARMRESET;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data,
R_P2_SW_EVENTS);
if (err)
goto out;
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_MASTER, &rd_data,
R_P3_SW_EVENTS);
if (err)
goto out;
rd_data |= ENABLE_WARMRESET;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, rd_data,
R_P3_SW_EVENTS);
out:
if (err)
@@ -317,6 +333,7 @@ static int __init twl4030_configure_resource(struct twl4030_resconfig *rconfig)
int err;
u8 type;
u8 grp;
+ u8 remap;
if (rconfig->resource > TOTAL_RESOURCES) {
pr_err("TWL4030 Resource %d does not exist\n",
@@ -327,19 +344,19 @@ static int __init twl4030_configure_resource(struct twl4030_resconfig *rconfig)
rconfig_addr = res_config_addrs[rconfig->resource];
/* Set resource group */
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &grp,
- rconfig_addr + DEVGROUP_OFFSET);
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &grp,
+ rconfig_addr + DEV_GRP_OFFSET);
if (err) {
pr_err("TWL4030 Resource %d group could not be read\n",
rconfig->resource);
return err;
}
- if (rconfig->devgroup >= 0) {
- grp &= ~DEVGROUP_MASK;
- grp |= rconfig->devgroup << DEVGROUP_SHIFT;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
- grp, rconfig_addr + DEVGROUP_OFFSET);
+ if (rconfig->devgroup != TWL4030_RESCONFIG_UNDEF) {
+ grp &= ~DEV_GRP_MASK;
+ grp |= rconfig->devgroup << DEV_GRP_SHIFT;
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ grp, rconfig_addr + DEV_GRP_OFFSET);
if (err < 0) {
pr_err("TWL4030 failed to program devgroup\n");
return err;
@@ -347,7 +364,7 @@ static int __init twl4030_configure_resource(struct twl4030_resconfig *rconfig)
}
/* Set resource types */
- err = twl4030_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &type,
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &type,
rconfig_addr + TYPE_OFFSET);
if (err < 0) {
pr_err("TWL4030 Resource %d type could not be read\n",
@@ -355,23 +372,50 @@ static int __init twl4030_configure_resource(struct twl4030_resconfig *rconfig)
return err;
}
- if (rconfig->type >= 0) {
+ if (rconfig->type != TWL4030_RESCONFIG_UNDEF) {
type &= ~TYPE_MASK;
type |= rconfig->type << TYPE_SHIFT;
}
- if (rconfig->type2 >= 0) {
+ if (rconfig->type2 != TWL4030_RESCONFIG_UNDEF) {
type &= ~TYPE2_MASK;
type |= rconfig->type2 << TYPE2_SHIFT;
}
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
type, rconfig_addr + TYPE_OFFSET);
if (err < 0) {
pr_err("TWL4030 failed to program resource type\n");
return err;
}
+ /* Set remap states */
+ err = twl_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER, &remap,
+ rconfig_addr + REMAP_OFFSET);
+ if (err < 0) {
+ pr_err("TWL4030 Resource %d remap could not be read\n",
+ rconfig->resource);
+ return err;
+ }
+
+ if (rconfig->remap_off != TWL4030_RESCONFIG_UNDEF) {
+ remap &= ~OFF_STATE_MASK;
+ remap |= rconfig->remap_off << OFF_STATE_SHIFT;
+ }
+
+ if (rconfig->remap_sleep != TWL4030_RESCONFIG_UNDEF) {
+ remap &= ~SLEEP_STATE_MASK;
+ remap |= rconfig->remap_off << SLEEP_STATE_SHIFT;
+ }
+
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ remap,
+ rconfig_addr + REMAP_OFFSET);
+ if (err < 0) {
+ pr_err("TWL4030 failed to program remap\n");
+ return err;
+ }
+
return 0;
}
@@ -424,12 +468,12 @@ void __init twl4030_power_init(struct twl4030_power_data *twl4030_scripts)
struct twl4030_resconfig *resconfig;
u8 address = twl4030_start_script_address;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, R_KEY_1,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, R_KEY_1,
R_PROTECT_KEY);
if (err)
goto unlock;
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, R_KEY_2,
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, R_KEY_2,
R_PROTECT_KEY);
if (err)
goto unlock;
@@ -452,7 +496,7 @@ void __init twl4030_power_init(struct twl4030_power_data *twl4030_scripts)
}
}
- err = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0, R_PROTECT_KEY);
+ err = twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0, R_PROTECT_KEY);
if (err)
pr_err("TWL4030 Unable to relock registers\n");
return;
diff --git a/drivers/mfd/twl6030-irq.c b/drivers/mfd/twl6030-irq.c
new file mode 100644
index 000000000000..10bf228ad626
--- /dev/null
+++ b/drivers/mfd/twl6030-irq.c
@@ -0,0 +1,299 @@
+/*
+ * twl6030-irq.c - TWL6030 irq support
+ *
+ * Copyright (C) 2005-2009 Texas Instruments, Inc.
+ *
+ * Modifications to defer interrupt handling to a kernel thread:
+ * Copyright (C) 2006 MontaVista Software, Inc.
+ *
+ * Based on tlv320aic23.c:
+ * Copyright (c) by Kai Svahn <kai.svahn@nokia.com>
+ *
+ * Code cleanup and modifications to IRQ handler.
+ * by syed khasim <x0khasim@ti.com>
+ *
+ * TWL6030 specific code and IRQ handling changes by
+ * Jagadeesh Bhaskar Pakaravoor <j-pakaravoor@ti.com>
+ * Balaji T K <balajitk@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/kthread.h>
+#include <linux/i2c/twl.h>
+
+/*
+ * TWL6030 (unlike its predecessors, which had two level interrupt handling)
+ * three interrupt registers INT_STS_A, INT_STS_B and INT_STS_C.
+ * It exposes status bits saying who has raised an interrupt. There are
+ * three mask registers that corresponds to these status registers, that
+ * enables/disables these interrupts.
+ *
+ * We set up IRQs starting at a platform-specified base. An interrupt map table,
+ * specifies mapping between interrupt number and the associated module.
+ *
+ */
+
+static int twl6030_interrupt_mapping[24] = {
+ PWR_INTR_OFFSET, /* Bit 0 PWRON */
+ PWR_INTR_OFFSET, /* Bit 1 RPWRON */
+ PWR_INTR_OFFSET, /* Bit 2 BAT_VLOW */
+ RTC_INTR_OFFSET, /* Bit 3 RTC_ALARM */
+ RTC_INTR_OFFSET, /* Bit 4 RTC_PERIOD */
+ HOTDIE_INTR_OFFSET, /* Bit 5 HOT_DIE */
+ SMPSLDO_INTR_OFFSET, /* Bit 6 VXXX_SHORT */
+ SMPSLDO_INTR_OFFSET, /* Bit 7 VMMC_SHORT */
+
+ SMPSLDO_INTR_OFFSET, /* Bit 8 VUSIM_SHORT */
+ BATDETECT_INTR_OFFSET, /* Bit 9 BAT */
+ SIMDETECT_INTR_OFFSET, /* Bit 10 SIM */
+ MMCDETECT_INTR_OFFSET, /* Bit 11 MMC */
+ RSV_INTR_OFFSET, /* Bit 12 Reserved */
+ MADC_INTR_OFFSET, /* Bit 13 GPADC_RT_EOC */
+ MADC_INTR_OFFSET, /* Bit 14 GPADC_SW_EOC */
+ GASGAUGE_INTR_OFFSET, /* Bit 15 CC_AUTOCAL */
+
+ USBOTG_INTR_OFFSET, /* Bit 16 ID_WKUP */
+ USBOTG_INTR_OFFSET, /* Bit 17 VBUS_WKUP */
+ USBOTG_INTR_OFFSET, /* Bit 18 ID */
+ USBOTG_INTR_OFFSET, /* Bit 19 VBUS */
+ CHARGER_INTR_OFFSET, /* Bit 20 CHRG_CTRL */
+ CHARGER_INTR_OFFSET, /* Bit 21 EXT_CHRG */
+ CHARGER_INTR_OFFSET, /* Bit 22 INT_CHRG */
+ RSV_INTR_OFFSET, /* Bit 23 Reserved */
+};
+/*----------------------------------------------------------------------*/
+
+static unsigned twl6030_irq_base;
+
+static struct completion irq_event;
+
+/*
+ * This thread processes interrupts reported by the Primary Interrupt Handler.
+ */
+static int twl6030_irq_thread(void *data)
+{
+ long irq = (long)data;
+ static unsigned i2c_errors;
+ static const unsigned max_i2c_errors = 100;
+ int ret;
+
+ current->flags |= PF_NOFREEZE;
+
+ while (!kthread_should_stop()) {
+ int i;
+ union {
+ u8 bytes[4];
+ u32 int_sts;
+ } sts;
+
+ /* Wait for IRQ, then read PIH irq status (also blocking) */
+ wait_for_completion_interruptible(&irq_event);
+
+ /* read INT_STS_A, B and C in one shot using a burst read */
+ ret = twl_i2c_read(TWL_MODULE_PIH, sts.bytes,
+ REG_INT_STS_A, 3);
+ if (ret) {
+ pr_warning("twl6030: I2C error %d reading PIH ISR\n",
+ ret);
+ if (++i2c_errors >= max_i2c_errors) {
+ printk(KERN_ERR "Maximum I2C error count"
+ " exceeded. Terminating %s.\n",
+ __func__);
+ break;
+ }
+ complete(&irq_event);
+ continue;
+ }
+
+
+
+ sts.bytes[3] = 0; /* Only 24 bits are valid*/
+
+ for (i = 0; sts.int_sts; sts.int_sts >>= 1, i++) {
+ local_irq_disable();
+ if (sts.int_sts & 0x1) {
+ int module_irq = twl6030_irq_base +
+ twl6030_interrupt_mapping[i];
+ struct irq_desc *d = irq_to_desc(module_irq);
+
+ if (!d) {
+ pr_err("twl6030: Invalid SIH IRQ: %d\n",
+ module_irq);
+ return -EINVAL;
+ }
+
+ /* These can't be masked ... always warn
+ * if we get any surprises.
+ */
+ if (d->status & IRQ_DISABLED)
+ note_interrupt(module_irq, d,
+ IRQ_NONE);
+ else
+ d->handle_irq(module_irq, d);
+
+ }
+ local_irq_enable();
+ }
+ ret = twl_i2c_write(TWL_MODULE_PIH, sts.bytes,
+ REG_INT_STS_A, 3); /* clear INT_STS_A */
+ if (ret)
+ pr_warning("twl6030: I2C error in clearing PIH ISR\n");
+
+ enable_irq(irq);
+ }
+
+ return 0;
+}
+
+/*
+ * handle_twl6030_int() is the desc->handle method for the twl6030 interrupt.
+ * This is a chained interrupt, so there is no desc->action method for it.
+ * Now we need to query the interrupt controller in the twl6030 to determine
+ * which module is generating the interrupt request. However, we can't do i2c
+ * transactions in interrupt context, so we must defer that work to a kernel
+ * thread. All we do here is acknowledge and mask the interrupt and wakeup
+ * the kernel thread.
+ */
+static irqreturn_t handle_twl6030_pih(int irq, void *devid)
+{
+ disable_irq_nosync(irq);
+ complete(devid);
+ return IRQ_HANDLED;
+}
+
+/*----------------------------------------------------------------------*/
+
+static inline void activate_irq(int irq)
+{
+#ifdef CONFIG_ARM
+ /* ARM requires an extra step to clear IRQ_NOREQUEST, which it
+ * sets on behalf of every irq_chip. Also sets IRQ_NOPROBE.
+ */
+ set_irq_flags(irq, IRQF_VALID);
+#else
+ /* same effect on other architectures */
+ set_irq_noprobe(irq);
+#endif
+}
+
+/*----------------------------------------------------------------------*/
+
+static unsigned twl6030_irq_next;
+
+/*----------------------------------------------------------------------*/
+int twl6030_interrupt_unmask(u8 bit_mask, u8 offset)
+{
+ int ret;
+ u8 unmask_value;
+ ret = twl_i2c_read_u8(TWL_MODULE_PIH, &unmask_value,
+ REG_INT_STS_A + offset);
+ unmask_value &= (~(bit_mask));
+ ret |= twl_i2c_write_u8(TWL_MODULE_PIH, unmask_value,
+ REG_INT_STS_A + offset); /* unmask INT_MSK_A/B/C */
+ return ret;
+}
+EXPORT_SYMBOL(twl6030_interrupt_unmask);
+
+int twl6030_interrupt_mask(u8 bit_mask, u8 offset)
+{
+ int ret;
+ u8 mask_value;
+ ret = twl_i2c_read_u8(TWL_MODULE_PIH, &mask_value,
+ REG_INT_STS_A + offset);
+ mask_value |= (bit_mask);
+ ret |= twl_i2c_write_u8(TWL_MODULE_PIH, mask_value,
+ REG_INT_STS_A + offset); /* mask INT_MSK_A/B/C */
+ return ret;
+}
+EXPORT_SYMBOL(twl6030_interrupt_mask);
+
+int twl6030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end)
+{
+
+ int status = 0;
+ int i;
+ struct task_struct *task;
+ int ret;
+ u8 mask[4];
+
+ static struct irq_chip twl6030_irq_chip;
+ mask[1] = 0xFF;
+ mask[2] = 0xFF;
+ mask[3] = 0xFF;
+ ret = twl_i2c_write(TWL_MODULE_PIH, &mask[0],
+ REG_INT_MSK_LINE_A, 3); /* MASK ALL INT LINES */
+ ret = twl_i2c_write(TWL_MODULE_PIH, &mask[0],
+ REG_INT_MSK_STS_A, 3); /* MASK ALL INT STS */
+ ret = twl_i2c_write(TWL_MODULE_PIH, &mask[0],
+ REG_INT_STS_A, 3); /* clear INT_STS_A,B,C */
+
+ twl6030_irq_base = irq_base;
+
+ /* install an irq handler for each of the modules;
+ * clone dummy irq_chip since PIH can't *do* anything
+ */
+ twl6030_irq_chip = dummy_irq_chip;
+ twl6030_irq_chip.name = "twl6030";
+ twl6030_irq_chip.set_type = NULL;
+
+ for (i = irq_base; i < irq_end; i++) {
+ set_irq_chip_and_handler(i, &twl6030_irq_chip,
+ handle_simple_irq);
+ activate_irq(i);
+ }
+
+ twl6030_irq_next = i;
+ pr_info("twl6030: %s (irq %d) chaining IRQs %d..%d\n", "PIH",
+ irq_num, irq_base, twl6030_irq_next - 1);
+
+ /* install an irq handler to demultiplex the TWL6030 interrupt */
+ init_completion(&irq_event);
+ task = kthread_run(twl6030_irq_thread, (void *)irq_num, "twl6030-irq");
+ if (IS_ERR(task)) {
+ pr_err("twl6030: could not create irq %d thread!\n", irq_num);
+ status = PTR_ERR(task);
+ goto fail_kthread;
+ }
+
+ status = request_irq(irq_num, handle_twl6030_pih, IRQF_DISABLED,
+ "TWL6030-PIH", &irq_event);
+ if (status < 0) {
+ pr_err("twl6030: could not claim irq%d: %d\n", irq_num, status);
+ goto fail_irq;
+ }
+ return status;
+fail_irq:
+ free_irq(irq_num, &irq_event);
+
+fail_kthread:
+ for (i = irq_base; i < irq_end; i++)
+ set_irq_chip_and_handler(i, NULL, NULL);
+ return status;
+}
+
+int twl6030_exit_irq(void)
+{
+
+ if (twl6030_irq_base) {
+ pr_err("twl6030: can't yet clean up IRQs?\n");
+ return -ENOSYS;
+ }
+ return 0;
+}
+
diff --git a/drivers/mfd/wm831x-core.c b/drivers/mfd/wm831x-core.c
index 7f27576ca046..223a90c7492f 100644
--- a/drivers/mfd/wm831x-core.c
+++ b/drivers/mfd/wm831x-core.c
@@ -90,9 +90,10 @@ int wm831x_isinkv_values[WM831X_ISINK_MAX_ISEL + 1] = {
EXPORT_SYMBOL_GPL(wm831x_isinkv_values);
enum wm831x_parent {
- WM8310 = 0,
- WM8311 = 1,
- WM8312 = 2,
+ WM8310 = 0x8310,
+ WM8311 = 0x8311,
+ WM8312 = 0x8312,
+ WM8320 = 0x8320,
};
static int wm831x_reg_locked(struct wm831x *wm831x, unsigned short reg)
@@ -478,6 +479,20 @@ static struct resource wm831x_dcdc4_resources[] = {
},
};
+static struct resource wm8320_dcdc4_buck_resources[] = {
+ {
+ .start = WM831X_DC4_CONTROL,
+ .end = WM832X_DC4_SLEEP_CONTROL,
+ .flags = IORESOURCE_IO,
+ },
+ {
+ .name = "UV",
+ .start = WM831X_IRQ_UV_DC4,
+ .end = WM831X_IRQ_UV_DC4,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
static struct resource wm831x_gpio_resources[] = {
{
.start = WM831X_IRQ_GPIO_1,
@@ -1237,6 +1252,137 @@ static struct mfd_cell wm8312_devs[] = {
},
};
+static struct mfd_cell wm8320_devs[] = {
+ {
+ .name = "wm831x-backup",
+ },
+ {
+ .name = "wm831x-buckv",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(wm831x_dcdc1_resources),
+ .resources = wm831x_dcdc1_resources,
+ },
+ {
+ .name = "wm831x-buckv",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(wm831x_dcdc2_resources),
+ .resources = wm831x_dcdc2_resources,
+ },
+ {
+ .name = "wm831x-buckp",
+ .id = 3,
+ .num_resources = ARRAY_SIZE(wm831x_dcdc3_resources),
+ .resources = wm831x_dcdc3_resources,
+ },
+ {
+ .name = "wm831x-buckp",
+ .id = 4,
+ .num_resources = ARRAY_SIZE(wm8320_dcdc4_buck_resources),
+ .resources = wm8320_dcdc4_buck_resources,
+ },
+ {
+ .name = "wm831x-gpio",
+ .num_resources = ARRAY_SIZE(wm831x_gpio_resources),
+ .resources = wm831x_gpio_resources,
+ },
+ {
+ .name = "wm831x-hwmon",
+ },
+ {
+ .name = "wm831x-ldo",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(wm831x_ldo1_resources),
+ .resources = wm831x_ldo1_resources,
+ },
+ {
+ .name = "wm831x-ldo",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(wm831x_ldo2_resources),
+ .resources = wm831x_ldo2_resources,
+ },
+ {
+ .name = "wm831x-ldo",
+ .id = 3,
+ .num_resources = ARRAY_SIZE(wm831x_ldo3_resources),
+ .resources = wm831x_ldo3_resources,
+ },
+ {
+ .name = "wm831x-ldo",
+ .id = 4,
+ .num_resources = ARRAY_SIZE(wm831x_ldo4_resources),
+ .resources = wm831x_ldo4_resources,
+ },
+ {
+ .name = "wm831x-ldo",
+ .id = 5,
+ .num_resources = ARRAY_SIZE(wm831x_ldo5_resources),
+ .resources = wm831x_ldo5_resources,
+ },
+ {
+ .name = "wm831x-ldo",
+ .id = 6,
+ .num_resources = ARRAY_SIZE(wm831x_ldo6_resources),
+ .resources = wm831x_ldo6_resources,
+ },
+ {
+ .name = "wm831x-aldo",
+ .id = 7,
+ .num_resources = ARRAY_SIZE(wm831x_ldo7_resources),
+ .resources = wm831x_ldo7_resources,
+ },
+ {
+ .name = "wm831x-aldo",
+ .id = 8,
+ .num_resources = ARRAY_SIZE(wm831x_ldo8_resources),
+ .resources = wm831x_ldo8_resources,
+ },
+ {
+ .name = "wm831x-aldo",
+ .id = 9,
+ .num_resources = ARRAY_SIZE(wm831x_ldo9_resources),
+ .resources = wm831x_ldo9_resources,
+ },
+ {
+ .name = "wm831x-aldo",
+ .id = 10,
+ .num_resources = ARRAY_SIZE(wm831x_ldo10_resources),
+ .resources = wm831x_ldo10_resources,
+ },
+ {
+ .name = "wm831x-alive-ldo",
+ .id = 11,
+ .num_resources = ARRAY_SIZE(wm831x_ldo11_resources),
+ .resources = wm831x_ldo11_resources,
+ },
+ {
+ .name = "wm831x-on",
+ .num_resources = ARRAY_SIZE(wm831x_on_resources),
+ .resources = wm831x_on_resources,
+ },
+ {
+ .name = "wm831x-rtc",
+ .num_resources = ARRAY_SIZE(wm831x_rtc_resources),
+ .resources = wm831x_rtc_resources,
+ },
+ {
+ .name = "wm831x-status",
+ .id = 1,
+ .num_resources = ARRAY_SIZE(wm831x_status1_resources),
+ .resources = wm831x_status1_resources,
+ },
+ {
+ .name = "wm831x-status",
+ .id = 2,
+ .num_resources = ARRAY_SIZE(wm831x_status2_resources),
+ .resources = wm831x_status2_resources,
+ },
+ {
+ .name = "wm831x-watchdog",
+ .num_resources = ARRAY_SIZE(wm831x_wdt_resources),
+ .resources = wm831x_wdt_resources,
+ },
+};
+
static struct mfd_cell backlight_devs[] = {
{
.name = "wm831x-backlight",
@@ -1282,50 +1428,37 @@ static int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
goto err;
}
+ /* Some engineering samples do not have the ID set, rely on
+ * the device being registered correctly.
+ */
+ if (ret == 0) {
+ dev_info(wm831x->dev, "Device is an engineering sample\n");
+ ret = id;
+ }
+
switch (ret) {
- case 0x8310:
+ case WM8310:
parent = WM8310;
- switch (rev) {
- case 0:
- dev_info(wm831x->dev, "WM8310 revision %c\n",
- 'A' + rev);
- break;
- }
+ wm831x->num_gpio = 16;
+ dev_info(wm831x->dev, "WM8310 revision %c\n", 'A' + rev);
break;
- case 0x8311:
+ case WM8311:
parent = WM8311;
- switch (rev) {
- case 0:
- dev_info(wm831x->dev, "WM8311 revision %c\n",
- 'A' + rev);
- break;
- }
+ wm831x->num_gpio = 16;
+ dev_info(wm831x->dev, "WM8311 revision %c\n", 'A' + rev);
break;
- case 0x8312:
+ case WM8312:
parent = WM8312;
- switch (rev) {
- case 0:
- dev_info(wm831x->dev, "WM8312 revision %c\n",
- 'A' + rev);
- break;
- }
+ wm831x->num_gpio = 16;
+ dev_info(wm831x->dev, "WM8312 revision %c\n", 'A' + rev);
break;
- case 0:
- /* Some engineering samples do not have the ID set,
- * rely on the device being registered correctly.
- * This will need revisiting for future devices with
- * multiple dies.
- */
- parent = id;
- switch (rev) {
- case 0:
- dev_info(wm831x->dev, "WM831%d ES revision %c\n",
- parent, 'A' + rev);
- break;
- }
+ case WM8320:
+ parent = WM8320;
+ wm831x->num_gpio = 12;
+ dev_info(wm831x->dev, "WM8320 revision %c\n", 'A' + rev);
break;
default:
@@ -1338,7 +1471,7 @@ static int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
* current parts.
*/
if (parent != id)
- dev_warn(wm831x->dev, "Device was registered as a WM831%lu\n",
+ dev_warn(wm831x->dev, "Device was registered as a WM%lx\n",
id);
/* Bootstrap the user key */
@@ -1371,18 +1504,24 @@ static int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
case WM8310:
ret = mfd_add_devices(wm831x->dev, -1,
wm8310_devs, ARRAY_SIZE(wm8310_devs),
- NULL, 0);
+ NULL, wm831x->irq_base);
break;
case WM8311:
ret = mfd_add_devices(wm831x->dev, -1,
wm8311_devs, ARRAY_SIZE(wm8311_devs),
- NULL, 0);
+ NULL, wm831x->irq_base);
break;
case WM8312:
ret = mfd_add_devices(wm831x->dev, -1,
wm8312_devs, ARRAY_SIZE(wm8312_devs),
+ NULL, wm831x->irq_base);
+ break;
+
+ case WM8320:
+ ret = mfd_add_devices(wm831x->dev, -1,
+ wm8320_devs, ARRAY_SIZE(wm8320_devs),
NULL, 0);
break;
@@ -1399,7 +1538,8 @@ static int wm831x_device_init(struct wm831x *wm831x, unsigned long id, int irq)
if (pdata && pdata->backlight) {
/* Treat errors as non-critical */
ret = mfd_add_devices(wm831x->dev, -1, backlight_devs,
- ARRAY_SIZE(backlight_devs), NULL, 0);
+ ARRAY_SIZE(backlight_devs), NULL,
+ wm831x->irq_base);
if (ret < 0)
dev_err(wm831x->dev, "Failed to add backlight: %d\n",
ret);
@@ -1511,6 +1651,7 @@ static const struct i2c_device_id wm831x_i2c_id[] = {
{ "wm8310", WM8310 },
{ "wm8311", WM8311 },
{ "wm8312", WM8312 },
+ { "wm8320", WM8320 },
{ }
};
MODULE_DEVICE_TABLE(i2c, wm831x_i2c_id);
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index ac056ea6b66e..301327697117 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -15,6 +15,7 @@
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/i2c.h>
+#include <linux/irq.h>
#include <linux/mfd/core.h>
#include <linux/interrupt.h>
@@ -339,110 +340,71 @@ static inline int irq_data_to_mask_reg(struct wm831x_irq_data *irq_data)
return WM831X_INTERRUPT_STATUS_1_MASK - 1 + irq_data->reg;
}
-static void __wm831x_enable_irq(struct wm831x *wm831x, int irq)
+static inline struct wm831x_irq_data *irq_to_wm831x_irq(struct wm831x *wm831x,
+ int irq)
{
- struct wm831x_irq_data *irq_data = &wm831x_irqs[irq];
-
- wm831x->irq_masks[irq_data->reg - 1] &= ~irq_data->mask;
- wm831x_reg_write(wm831x, irq_data_to_mask_reg(irq_data),
- wm831x->irq_masks[irq_data->reg - 1]);
+ return &wm831x_irqs[irq - wm831x->irq_base];
}
-void wm831x_enable_irq(struct wm831x *wm831x, int irq)
+static void wm831x_irq_lock(unsigned int irq)
{
- mutex_lock(&wm831x->irq_lock);
- __wm831x_enable_irq(wm831x, irq);
- mutex_unlock(&wm831x->irq_lock);
-}
-EXPORT_SYMBOL_GPL(wm831x_enable_irq);
+ struct wm831x *wm831x = get_irq_chip_data(irq);
-static void __wm831x_disable_irq(struct wm831x *wm831x, int irq)
-{
- struct wm831x_irq_data *irq_data = &wm831x_irqs[irq];
-
- wm831x->irq_masks[irq_data->reg - 1] |= irq_data->mask;
- wm831x_reg_write(wm831x, irq_data_to_mask_reg(irq_data),
- wm831x->irq_masks[irq_data->reg - 1]);
-}
-
-void wm831x_disable_irq(struct wm831x *wm831x, int irq)
-{
mutex_lock(&wm831x->irq_lock);
- __wm831x_disable_irq(wm831x, irq);
- mutex_unlock(&wm831x->irq_lock);
}
-EXPORT_SYMBOL_GPL(wm831x_disable_irq);
-int wm831x_request_irq(struct wm831x *wm831x,
- unsigned int irq, irq_handler_t handler,
- unsigned long flags, const char *name,
- void *dev)
+static void wm831x_irq_sync_unlock(unsigned int irq)
{
- int ret = 0;
-
- if (irq < 0 || irq >= WM831X_NUM_IRQS)
- return -EINVAL;
-
- mutex_lock(&wm831x->irq_lock);
-
- if (wm831x_irqs[irq].handler) {
- dev_err(wm831x->dev, "Already have handler for IRQ %d\n", irq);
- ret = -EINVAL;
- goto out;
+ struct wm831x *wm831x = get_irq_chip_data(irq);
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(wm831x->irq_masks_cur); i++) {
+ /* If there's been a change in the mask write it back
+ * to the hardware. */
+ if (wm831x->irq_masks_cur[i] != wm831x->irq_masks_cache[i]) {
+ wm831x->irq_masks_cache[i] = wm831x->irq_masks_cur[i];
+ wm831x_reg_write(wm831x,
+ WM831X_INTERRUPT_STATUS_1_MASK + i,
+ wm831x->irq_masks_cur[i]);
+ }
}
- wm831x_irqs[irq].handler = handler;
- wm831x_irqs[irq].handler_data = dev;
-
- __wm831x_enable_irq(wm831x, irq);
-
-out:
mutex_unlock(&wm831x->irq_lock);
-
- return ret;
}
-EXPORT_SYMBOL_GPL(wm831x_request_irq);
-void wm831x_free_irq(struct wm831x *wm831x, unsigned int irq, void *data)
+static void wm831x_irq_unmask(unsigned int irq)
{
- if (irq < 0 || irq >= WM831X_NUM_IRQS)
- return;
-
- mutex_lock(&wm831x->irq_lock);
+ struct wm831x *wm831x = get_irq_chip_data(irq);
+ struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq);
- wm831x_irqs[irq].handler = NULL;
- wm831x_irqs[irq].handler_data = NULL;
-
- __wm831x_disable_irq(wm831x, irq);
-
- mutex_unlock(&wm831x->irq_lock);
+ wm831x->irq_masks_cur[irq_data->reg - 1] &= ~irq_data->mask;
}
-EXPORT_SYMBOL_GPL(wm831x_free_irq);
-
-static void wm831x_handle_irq(struct wm831x *wm831x, int irq, int status)
+static void wm831x_irq_mask(unsigned int irq)
{
- struct wm831x_irq_data *irq_data = &wm831x_irqs[irq];
-
- if (irq_data->handler) {
- irq_data->handler(irq, irq_data->handler_data);
- wm831x_reg_write(wm831x, irq_data_to_status_reg(irq_data),
- irq_data->mask);
- } else {
- dev_err(wm831x->dev, "Unhandled IRQ %d, masking\n", irq);
- __wm831x_disable_irq(wm831x, irq);
- }
+ struct wm831x *wm831x = get_irq_chip_data(irq);
+ struct wm831x_irq_data *irq_data = irq_to_wm831x_irq(wm831x, irq);
+
+ wm831x->irq_masks_cur[irq_data->reg - 1] |= irq_data->mask;
}
-/* Main interrupt handling occurs in a workqueue since we need
- * interrupts enabled to interact with the chip. */
-static void wm831x_irq_worker(struct work_struct *work)
+static struct irq_chip wm831x_irq_chip = {
+ .name = "wm831x",
+ .bus_lock = wm831x_irq_lock,
+ .bus_sync_unlock = wm831x_irq_sync_unlock,
+ .mask = wm831x_irq_mask,
+ .unmask = wm831x_irq_unmask,
+};
+
+/* The processing of the primary interrupt occurs in a thread so that
+ * we can interact with the device over I2C or SPI. */
+static irqreturn_t wm831x_irq_thread(int irq, void *data)
{
- struct wm831x *wm831x = container_of(work, struct wm831x, irq_work);
+ struct wm831x *wm831x = data;
unsigned int i;
int primary;
- int status_regs[5];
- int read[5] = { 0 };
+ int status_regs[WM831X_NUM_IRQ_REGS] = { 0 };
+ int read[WM831X_NUM_IRQ_REGS] = { 0 };
int *status;
primary = wm831x_reg_read(wm831x, WM831X_SYSTEM_INTERRUPTS);
@@ -452,8 +414,6 @@ static void wm831x_irq_worker(struct work_struct *work)
goto out;
}
- mutex_lock(&wm831x->irq_lock);
-
for (i = 0; i < ARRAY_SIZE(wm831x_irqs); i++) {
int offset = wm831x_irqs[i].reg - 1;
@@ -471,41 +431,34 @@ static void wm831x_irq_worker(struct work_struct *work)
dev_err(wm831x->dev,
"Failed to read IRQ status: %d\n",
*status);
- goto out_lock;
+ goto out;
}
- /* Mask out the disabled IRQs */
- *status &= ~wm831x->irq_masks[offset];
read[offset] = 1;
}
- if (*status & wm831x_irqs[i].mask)
- wm831x_handle_irq(wm831x, i, *status);
+ /* Report it if it isn't masked, or forget the status. */
+ if ((*status & ~wm831x->irq_masks_cur[offset])
+ & wm831x_irqs[i].mask)
+ handle_nested_irq(wm831x->irq_base + i);
+ else
+ *status &= ~wm831x_irqs[i].mask;
}
-out_lock:
- mutex_unlock(&wm831x->irq_lock);
out:
- enable_irq(wm831x->irq);
-}
-
-
-static irqreturn_t wm831x_cpu_irq(int irq, void *data)
-{
- struct wm831x *wm831x = data;
-
- /* Shut the interrupt to the CPU up and schedule the actual
- * handler; we can't check that the IRQ is asserted. */
- disable_irq_nosync(irq);
-
- queue_work(wm831x->irq_wq, &wm831x->irq_work);
+ for (i = 0; i < ARRAY_SIZE(status_regs); i++) {
+ if (status_regs[i])
+ wm831x_reg_write(wm831x, WM831X_INTERRUPT_STATUS_1 + i,
+ status_regs[i]);
+ }
return IRQ_HANDLED;
}
int wm831x_irq_init(struct wm831x *wm831x, int irq)
{
- int i, ret;
+ struct wm831x_pdata *pdata = wm831x->dev->platform_data;
+ int i, cur_irq, ret;
mutex_init(&wm831x->irq_lock);
@@ -515,41 +468,53 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
return 0;
}
-
- wm831x->irq_wq = create_singlethread_workqueue("wm831x-irq");
- if (!wm831x->irq_wq) {
- dev_err(wm831x->dev, "Failed to allocate IRQ worker\n");
- return -ESRCH;
+ if (!pdata || !pdata->irq_base) {
+ dev_err(wm831x->dev,
+ "No interrupt base specified, no interrupts\n");
+ return 0;
}
wm831x->irq = irq;
- INIT_WORK(&wm831x->irq_work, wm831x_irq_worker);
+ wm831x->irq_base = pdata->irq_base;
/* Mask the individual interrupt sources */
- for (i = 0; i < ARRAY_SIZE(wm831x->irq_masks); i++) {
- wm831x->irq_masks[i] = 0xffff;
+ for (i = 0; i < ARRAY_SIZE(wm831x->irq_masks_cur); i++) {
+ wm831x->irq_masks_cur[i] = 0xffff;
+ wm831x->irq_masks_cache[i] = 0xffff;
wm831x_reg_write(wm831x, WM831X_INTERRUPT_STATUS_1_MASK + i,
0xffff);
}
- /* Enable top level interrupts, we mask at secondary level */
- wm831x_reg_write(wm831x, WM831X_SYSTEM_INTERRUPTS_MASK, 0);
+ /* Register them with genirq */
+ for (cur_irq = wm831x->irq_base;
+ cur_irq < ARRAY_SIZE(wm831x_irqs) + wm831x->irq_base;
+ cur_irq++) {
+ set_irq_chip_data(cur_irq, wm831x);
+ set_irq_chip_and_handler(cur_irq, &wm831x_irq_chip,
+ handle_edge_irq);
+ set_irq_nested_thread(cur_irq, 1);
+
+ /* ARM needs us to explicitly flag the IRQ as valid
+ * and will set them noprobe when we do so. */
+#ifdef CONFIG_ARM
+ set_irq_flags(cur_irq, IRQF_VALID);
+#else
+ set_irq_noprobe(cur_irq);
+#endif
+ }
- /* We're good to go. We set IRQF_SHARED since there's a
- * chance the driver will interoperate with another driver but
- * the need to disable the IRQ while handing via I2C/SPI means
- * that this may break and performance will be impacted. If
- * this does happen it's a hardware design issue and the only
- * other alternative would be polling.
- */
- ret = request_irq(irq, wm831x_cpu_irq, IRQF_TRIGGER_LOW | IRQF_SHARED,
- "wm831x", wm831x);
+ ret = request_threaded_irq(irq, NULL, wm831x_irq_thread,
+ IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+ "wm831x", wm831x);
if (ret != 0) {
dev_err(wm831x->dev, "Failed to request IRQ %d: %d\n",
irq, ret);
return ret;
}
+ /* Enable top level interrupts, we mask at secondary level */
+ wm831x_reg_write(wm831x, WM831X_SYSTEM_INTERRUPTS_MASK, 0);
+
return 0;
}
diff --git a/drivers/mfd/wm8350-core.c b/drivers/mfd/wm8350-core.c
index ba27c9dc1ad3..8485a7018060 100644
--- a/drivers/mfd/wm8350-core.c
+++ b/drivers/mfd/wm8350-core.c
@@ -337,733 +337,6 @@ int wm8350_reg_unlock(struct wm8350 *wm8350)
}
EXPORT_SYMBOL_GPL(wm8350_reg_unlock);
-static void wm8350_irq_call_handler(struct wm8350 *wm8350, int irq)
-{
- mutex_lock(&wm8350->irq_mutex);
-
- if (wm8350->irq[irq].handler)
- wm8350->irq[irq].handler(wm8350, irq, wm8350->irq[irq].data);
- else {
- dev_err(wm8350->dev, "irq %d nobody cared. now masked.\n",
- irq);
- wm8350_mask_irq(wm8350, irq);
- }
-
- mutex_unlock(&wm8350->irq_mutex);
-}
-
-/*
- * This is a threaded IRQ handler so can access I2C/SPI. Since all
- * interrupts are clear on read the IRQ line will be reasserted and
- * the physical IRQ will be handled again if another interrupt is
- * asserted while we run - in the normal course of events this is a
- * rare occurrence so we save I2C/SPI reads.
- */
-static irqreturn_t wm8350_irq(int irq, void *data)
-{
- struct wm8350 *wm8350 = data;
- u16 level_one, status1, status2, comp;
-
- /* TODO: Use block reads to improve performance? */
- level_one = wm8350_reg_read(wm8350, WM8350_SYSTEM_INTERRUPTS)
- & ~wm8350_reg_read(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK);
- status1 = wm8350_reg_read(wm8350, WM8350_INT_STATUS_1)
- & ~wm8350_reg_read(wm8350, WM8350_INT_STATUS_1_MASK);
- status2 = wm8350_reg_read(wm8350, WM8350_INT_STATUS_2)
- & ~wm8350_reg_read(wm8350, WM8350_INT_STATUS_2_MASK);
- comp = wm8350_reg_read(wm8350, WM8350_COMPARATOR_INT_STATUS)
- & ~wm8350_reg_read(wm8350, WM8350_COMPARATOR_INT_STATUS_MASK);
-
- /* over current */
- if (level_one & WM8350_OC_INT) {
- u16 oc;
-
- oc = wm8350_reg_read(wm8350, WM8350_OVER_CURRENT_INT_STATUS);
- oc &= ~wm8350_reg_read(wm8350,
- WM8350_OVER_CURRENT_INT_STATUS_MASK);
-
- if (oc & WM8350_OC_LS_EINT) /* limit switch */
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_OC_LS);
- }
-
- /* under voltage */
- if (level_one & WM8350_UV_INT) {
- u16 uv;
-
- uv = wm8350_reg_read(wm8350, WM8350_UNDER_VOLTAGE_INT_STATUS);
- uv &= ~wm8350_reg_read(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK);
-
- if (uv & WM8350_UV_DC1_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_DC1);
- if (uv & WM8350_UV_DC2_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_DC2);
- if (uv & WM8350_UV_DC3_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_DC3);
- if (uv & WM8350_UV_DC4_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_DC4);
- if (uv & WM8350_UV_DC5_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_DC5);
- if (uv & WM8350_UV_DC6_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_DC6);
- if (uv & WM8350_UV_LDO1_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_LDO1);
- if (uv & WM8350_UV_LDO2_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_LDO2);
- if (uv & WM8350_UV_LDO3_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_LDO3);
- if (uv & WM8350_UV_LDO4_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_UV_LDO4);
- }
-
- /* charger, RTC */
- if (status1) {
- if (status1 & WM8350_CHG_BAT_HOT_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CHG_BAT_HOT);
- if (status1 & WM8350_CHG_BAT_COLD_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CHG_BAT_COLD);
- if (status1 & WM8350_CHG_BAT_FAIL_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CHG_BAT_FAIL);
- if (status1 & WM8350_CHG_TO_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_CHG_TO);
- if (status1 & WM8350_CHG_END_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_CHG_END);
- if (status1 & WM8350_CHG_START_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_CHG_START);
- if (status1 & WM8350_CHG_FAST_RDY_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CHG_FAST_RDY);
- if (status1 & WM8350_CHG_VBATT_LT_3P9_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CHG_VBATT_LT_3P9);
- if (status1 & WM8350_CHG_VBATT_LT_3P1_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CHG_VBATT_LT_3P1);
- if (status1 & WM8350_CHG_VBATT_LT_2P85_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CHG_VBATT_LT_2P85);
- if (status1 & WM8350_RTC_ALM_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_RTC_ALM);
- if (status1 & WM8350_RTC_SEC_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_RTC_SEC);
- if (status1 & WM8350_RTC_PER_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_RTC_PER);
- }
-
- /* current sink, system, aux adc */
- if (status2) {
- if (status2 & WM8350_CS1_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_CS1);
- if (status2 & WM8350_CS2_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_CS2);
-
- if (status2 & WM8350_SYS_HYST_COMP_FAIL_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_SYS_HYST_COMP_FAIL);
- if (status2 & WM8350_SYS_CHIP_GT115_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_SYS_CHIP_GT115);
- if (status2 & WM8350_SYS_CHIP_GT140_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_SYS_CHIP_GT140);
- if (status2 & WM8350_SYS_WDOG_TO_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_SYS_WDOG_TO);
-
- if (status2 & WM8350_AUXADC_DATARDY_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_AUXADC_DATARDY);
- if (status2 & WM8350_AUXADC_DCOMP4_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_AUXADC_DCOMP4);
- if (status2 & WM8350_AUXADC_DCOMP3_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_AUXADC_DCOMP3);
- if (status2 & WM8350_AUXADC_DCOMP2_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_AUXADC_DCOMP2);
- if (status2 & WM8350_AUXADC_DCOMP1_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_AUXADC_DCOMP1);
-
- if (status2 & WM8350_USB_LIMIT_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_USB_LIMIT);
- }
-
- /* wake, codec, ext */
- if (comp) {
- if (comp & WM8350_WKUP_OFF_STATE_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_WKUP_OFF_STATE);
- if (comp & WM8350_WKUP_HIB_STATE_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_WKUP_HIB_STATE);
- if (comp & WM8350_WKUP_CONV_FAULT_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_WKUP_CONV_FAULT);
- if (comp & WM8350_WKUP_WDOG_RST_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_WKUP_WDOG_RST);
- if (comp & WM8350_WKUP_GP_PWR_ON_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_WKUP_GP_PWR_ON);
- if (comp & WM8350_WKUP_ONKEY_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_WKUP_ONKEY);
- if (comp & WM8350_WKUP_GP_WAKEUP_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_WKUP_GP_WAKEUP);
-
- if (comp & WM8350_CODEC_JCK_DET_L_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CODEC_JCK_DET_L);
- if (comp & WM8350_CODEC_JCK_DET_R_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CODEC_JCK_DET_R);
- if (comp & WM8350_CODEC_MICSCD_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_CODEC_MICSCD);
- if (comp & WM8350_CODEC_MICD_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_CODEC_MICD);
-
- if (comp & WM8350_EXT_USB_FB_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_EXT_USB_FB);
- if (comp & WM8350_EXT_WALL_FB_EINT)
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_EXT_WALL_FB);
- if (comp & WM8350_EXT_BAT_FB_EINT)
- wm8350_irq_call_handler(wm8350, WM8350_IRQ_EXT_BAT_FB);
- }
-
- if (level_one & WM8350_GP_INT) {
- int i;
- u16 gpio;
-
- gpio = wm8350_reg_read(wm8350, WM8350_GPIO_INT_STATUS);
- gpio &= ~wm8350_reg_read(wm8350,
- WM8350_GPIO_INT_STATUS_MASK);
-
- for (i = 0; i < 12; i++) {
- if (gpio & (1 << i))
- wm8350_irq_call_handler(wm8350,
- WM8350_IRQ_GPIO(i));
- }
- }
-
- return IRQ_HANDLED;
-}
-
-int wm8350_register_irq(struct wm8350 *wm8350, int irq,
- void (*handler) (struct wm8350 *, int, void *),
- void *data)
-{
- if (irq < 0 || irq > WM8350_NUM_IRQ || !handler)
- return -EINVAL;
-
- if (wm8350->irq[irq].handler)
- return -EBUSY;
-
- mutex_lock(&wm8350->irq_mutex);
- wm8350->irq[irq].handler = handler;
- wm8350->irq[irq].data = data;
- mutex_unlock(&wm8350->irq_mutex);
-
- return 0;
-}
-EXPORT_SYMBOL_GPL(wm8350_register_irq);
-
-int wm8350_free_irq(struct wm8350 *wm8350, int irq)
-{
- if (irq < 0 || irq > WM8350_NUM_IRQ)
- return -EINVAL;
-
- mutex_lock(&wm8350->irq_mutex);
- wm8350->irq[irq].handler = NULL;
- mutex_unlock(&wm8350->irq_mutex);
- return 0;
-}
-EXPORT_SYMBOL_GPL(wm8350_free_irq);
-
-int wm8350_mask_irq(struct wm8350 *wm8350, int irq)
-{
- switch (irq) {
- case WM8350_IRQ_CHG_BAT_HOT:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_BAT_HOT_EINT);
- case WM8350_IRQ_CHG_BAT_COLD:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_BAT_COLD_EINT);
- case WM8350_IRQ_CHG_BAT_FAIL:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_BAT_FAIL_EINT);
- case WM8350_IRQ_CHG_TO:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_TO_EINT);
- case WM8350_IRQ_CHG_END:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_END_EINT);
- case WM8350_IRQ_CHG_START:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_START_EINT);
- case WM8350_IRQ_CHG_FAST_RDY:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_FAST_RDY_EINT);
- case WM8350_IRQ_RTC_PER:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_RTC_PER_EINT);
- case WM8350_IRQ_RTC_SEC:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_RTC_SEC_EINT);
- case WM8350_IRQ_RTC_ALM:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_RTC_ALM_EINT);
- case WM8350_IRQ_CHG_VBATT_LT_3P9:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_VBATT_LT_3P9_EINT);
- case WM8350_IRQ_CHG_VBATT_LT_3P1:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_VBATT_LT_3P1_EINT);
- case WM8350_IRQ_CHG_VBATT_LT_2P85:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_VBATT_LT_2P85_EINT);
- case WM8350_IRQ_CS1:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_CS1_EINT);
- case WM8350_IRQ_CS2:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_CS2_EINT);
- case WM8350_IRQ_USB_LIMIT:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_USB_LIMIT_EINT);
- case WM8350_IRQ_AUXADC_DATARDY:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DATARDY_EINT);
- case WM8350_IRQ_AUXADC_DCOMP4:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP4_EINT);
- case WM8350_IRQ_AUXADC_DCOMP3:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP3_EINT);
- case WM8350_IRQ_AUXADC_DCOMP2:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP2_EINT);
- case WM8350_IRQ_AUXADC_DCOMP1:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP1_EINT);
- case WM8350_IRQ_SYS_HYST_COMP_FAIL:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_HYST_COMP_FAIL_EINT);
- case WM8350_IRQ_SYS_CHIP_GT115:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_CHIP_GT115_EINT);
- case WM8350_IRQ_SYS_CHIP_GT140:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_CHIP_GT140_EINT);
- case WM8350_IRQ_SYS_WDOG_TO:
- return wm8350_set_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_WDOG_TO_EINT);
- case WM8350_IRQ_UV_LDO4:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO4_EINT);
- case WM8350_IRQ_UV_LDO3:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO3_EINT);
- case WM8350_IRQ_UV_LDO2:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO2_EINT);
- case WM8350_IRQ_UV_LDO1:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO1_EINT);
- case WM8350_IRQ_UV_DC6:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC6_EINT);
- case WM8350_IRQ_UV_DC5:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC5_EINT);
- case WM8350_IRQ_UV_DC4:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC4_EINT);
- case WM8350_IRQ_UV_DC3:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC3_EINT);
- case WM8350_IRQ_UV_DC2:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC2_EINT);
- case WM8350_IRQ_UV_DC1:
- return wm8350_set_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC1_EINT);
- case WM8350_IRQ_OC_LS:
- return wm8350_set_bits(wm8350,
- WM8350_OVER_CURRENT_INT_STATUS_MASK,
- WM8350_IM_OC_LS_EINT);
- case WM8350_IRQ_EXT_USB_FB:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_EXT_USB_FB_EINT);
- case WM8350_IRQ_EXT_WALL_FB:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_EXT_WALL_FB_EINT);
- case WM8350_IRQ_EXT_BAT_FB:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_EXT_BAT_FB_EINT);
- case WM8350_IRQ_CODEC_JCK_DET_L:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_JCK_DET_L_EINT);
- case WM8350_IRQ_CODEC_JCK_DET_R:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_JCK_DET_R_EINT);
- case WM8350_IRQ_CODEC_MICSCD:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_MICSCD_EINT);
- case WM8350_IRQ_CODEC_MICD:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_MICD_EINT);
- case WM8350_IRQ_WKUP_OFF_STATE:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_OFF_STATE_EINT);
- case WM8350_IRQ_WKUP_HIB_STATE:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_HIB_STATE_EINT);
- case WM8350_IRQ_WKUP_CONV_FAULT:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_CONV_FAULT_EINT);
- case WM8350_IRQ_WKUP_WDOG_RST:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_OFF_STATE_EINT);
- case WM8350_IRQ_WKUP_GP_PWR_ON:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_GP_PWR_ON_EINT);
- case WM8350_IRQ_WKUP_ONKEY:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_ONKEY_EINT);
- case WM8350_IRQ_WKUP_GP_WAKEUP:
- return wm8350_set_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_GP_WAKEUP_EINT);
- case WM8350_IRQ_GPIO(0):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP0_EINT);
- case WM8350_IRQ_GPIO(1):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP1_EINT);
- case WM8350_IRQ_GPIO(2):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP2_EINT);
- case WM8350_IRQ_GPIO(3):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP3_EINT);
- case WM8350_IRQ_GPIO(4):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP4_EINT);
- case WM8350_IRQ_GPIO(5):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP5_EINT);
- case WM8350_IRQ_GPIO(6):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP6_EINT);
- case WM8350_IRQ_GPIO(7):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP7_EINT);
- case WM8350_IRQ_GPIO(8):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP8_EINT);
- case WM8350_IRQ_GPIO(9):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP9_EINT);
- case WM8350_IRQ_GPIO(10):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP10_EINT);
- case WM8350_IRQ_GPIO(11):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP11_EINT);
- case WM8350_IRQ_GPIO(12):
- return wm8350_set_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP12_EINT);
- default:
- dev_warn(wm8350->dev, "Attempting to mask unknown IRQ %d\n",
- irq);
- return -EINVAL;
- }
- return 0;
-}
-EXPORT_SYMBOL_GPL(wm8350_mask_irq);
-
-int wm8350_unmask_irq(struct wm8350 *wm8350, int irq)
-{
- switch (irq) {
- case WM8350_IRQ_CHG_BAT_HOT:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_BAT_HOT_EINT);
- case WM8350_IRQ_CHG_BAT_COLD:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_BAT_COLD_EINT);
- case WM8350_IRQ_CHG_BAT_FAIL:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_BAT_FAIL_EINT);
- case WM8350_IRQ_CHG_TO:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_TO_EINT);
- case WM8350_IRQ_CHG_END:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_END_EINT);
- case WM8350_IRQ_CHG_START:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_START_EINT);
- case WM8350_IRQ_CHG_FAST_RDY:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_FAST_RDY_EINT);
- case WM8350_IRQ_RTC_PER:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_RTC_PER_EINT);
- case WM8350_IRQ_RTC_SEC:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_RTC_SEC_EINT);
- case WM8350_IRQ_RTC_ALM:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_RTC_ALM_EINT);
- case WM8350_IRQ_CHG_VBATT_LT_3P9:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_VBATT_LT_3P9_EINT);
- case WM8350_IRQ_CHG_VBATT_LT_3P1:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_VBATT_LT_3P1_EINT);
- case WM8350_IRQ_CHG_VBATT_LT_2P85:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK,
- WM8350_IM_CHG_VBATT_LT_2P85_EINT);
- case WM8350_IRQ_CS1:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_CS1_EINT);
- case WM8350_IRQ_CS2:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_CS2_EINT);
- case WM8350_IRQ_USB_LIMIT:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_USB_LIMIT_EINT);
- case WM8350_IRQ_AUXADC_DATARDY:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DATARDY_EINT);
- case WM8350_IRQ_AUXADC_DCOMP4:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP4_EINT);
- case WM8350_IRQ_AUXADC_DCOMP3:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP3_EINT);
- case WM8350_IRQ_AUXADC_DCOMP2:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP2_EINT);
- case WM8350_IRQ_AUXADC_DCOMP1:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_AUXADC_DCOMP1_EINT);
- case WM8350_IRQ_SYS_HYST_COMP_FAIL:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_HYST_COMP_FAIL_EINT);
- case WM8350_IRQ_SYS_CHIP_GT115:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_CHIP_GT115_EINT);
- case WM8350_IRQ_SYS_CHIP_GT140:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_CHIP_GT140_EINT);
- case WM8350_IRQ_SYS_WDOG_TO:
- return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_2_MASK,
- WM8350_IM_SYS_WDOG_TO_EINT);
- case WM8350_IRQ_UV_LDO4:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO4_EINT);
- case WM8350_IRQ_UV_LDO3:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO3_EINT);
- case WM8350_IRQ_UV_LDO2:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO2_EINT);
- case WM8350_IRQ_UV_LDO1:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_LDO1_EINT);
- case WM8350_IRQ_UV_DC6:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC6_EINT);
- case WM8350_IRQ_UV_DC5:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC5_EINT);
- case WM8350_IRQ_UV_DC4:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC4_EINT);
- case WM8350_IRQ_UV_DC3:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC3_EINT);
- case WM8350_IRQ_UV_DC2:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC2_EINT);
- case WM8350_IRQ_UV_DC1:
- return wm8350_clear_bits(wm8350,
- WM8350_UNDER_VOLTAGE_INT_STATUS_MASK,
- WM8350_IM_UV_DC1_EINT);
- case WM8350_IRQ_OC_LS:
- return wm8350_clear_bits(wm8350,
- WM8350_OVER_CURRENT_INT_STATUS_MASK,
- WM8350_IM_OC_LS_EINT);
- case WM8350_IRQ_EXT_USB_FB:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_EXT_USB_FB_EINT);
- case WM8350_IRQ_EXT_WALL_FB:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_EXT_WALL_FB_EINT);
- case WM8350_IRQ_EXT_BAT_FB:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_EXT_BAT_FB_EINT);
- case WM8350_IRQ_CODEC_JCK_DET_L:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_JCK_DET_L_EINT);
- case WM8350_IRQ_CODEC_JCK_DET_R:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_JCK_DET_R_EINT);
- case WM8350_IRQ_CODEC_MICSCD:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_MICSCD_EINT);
- case WM8350_IRQ_CODEC_MICD:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_CODEC_MICD_EINT);
- case WM8350_IRQ_WKUP_OFF_STATE:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_OFF_STATE_EINT);
- case WM8350_IRQ_WKUP_HIB_STATE:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_HIB_STATE_EINT);
- case WM8350_IRQ_WKUP_CONV_FAULT:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_CONV_FAULT_EINT);
- case WM8350_IRQ_WKUP_WDOG_RST:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_OFF_STATE_EINT);
- case WM8350_IRQ_WKUP_GP_PWR_ON:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_GP_PWR_ON_EINT);
- case WM8350_IRQ_WKUP_ONKEY:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_ONKEY_EINT);
- case WM8350_IRQ_WKUP_GP_WAKEUP:
- return wm8350_clear_bits(wm8350,
- WM8350_COMPARATOR_INT_STATUS_MASK,
- WM8350_IM_WKUP_GP_WAKEUP_EINT);
- case WM8350_IRQ_GPIO(0):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP0_EINT);
- case WM8350_IRQ_GPIO(1):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP1_EINT);
- case WM8350_IRQ_GPIO(2):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP2_EINT);
- case WM8350_IRQ_GPIO(3):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP3_EINT);
- case WM8350_IRQ_GPIO(4):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP4_EINT);
- case WM8350_IRQ_GPIO(5):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP5_EINT);
- case WM8350_IRQ_GPIO(6):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP6_EINT);
- case WM8350_IRQ_GPIO(7):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP7_EINT);
- case WM8350_IRQ_GPIO(8):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP8_EINT);
- case WM8350_IRQ_GPIO(9):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP9_EINT);
- case WM8350_IRQ_GPIO(10):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP10_EINT);
- case WM8350_IRQ_GPIO(11):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP11_EINT);
- case WM8350_IRQ_GPIO(12):
- return wm8350_clear_bits(wm8350,
- WM8350_GPIO_INT_STATUS_MASK,
- WM8350_IM_GP12_EINT);
- default:
- dev_warn(wm8350->dev, "Attempting to unmask unknown IRQ %d\n",
- irq);
- return -EINVAL;
- }
- return 0;
-}
-EXPORT_SYMBOL_GPL(wm8350_unmask_irq);
-
int wm8350_read_auxadc(struct wm8350 *wm8350, int channel, int scale, int vref)
{
u16 reg, result = 0;
@@ -1264,7 +537,7 @@ static void wm8350_client_dev_register(struct wm8350 *wm8350,
int ret;
*pdev = platform_device_alloc(name, -1);
- if (pdev == NULL) {
+ if (*pdev == NULL) {
dev_err(wm8350->dev, "Failed to allocate %s\n", name);
return;
}
@@ -1409,49 +682,18 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
return ret;
}
- wm8350_reg_write(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK, 0xFFFF);
- wm8350_reg_write(wm8350, WM8350_INT_STATUS_1_MASK, 0xFFFF);
- wm8350_reg_write(wm8350, WM8350_INT_STATUS_2_MASK, 0xFFFF);
- wm8350_reg_write(wm8350, WM8350_UNDER_VOLTAGE_INT_STATUS_MASK, 0xFFFF);
- wm8350_reg_write(wm8350, WM8350_GPIO_INT_STATUS_MASK, 0xFFFF);
- wm8350_reg_write(wm8350, WM8350_COMPARATOR_INT_STATUS_MASK, 0xFFFF);
-
mutex_init(&wm8350->auxadc_mutex);
- mutex_init(&wm8350->irq_mutex);
- if (irq) {
- int flags = IRQF_ONESHOT;
-
- if (pdata && pdata->irq_high) {
- flags |= IRQF_TRIGGER_HIGH;
-
- wm8350_set_bits(wm8350, WM8350_SYSTEM_CONTROL_1,
- WM8350_IRQ_POL);
- } else {
- flags |= IRQF_TRIGGER_LOW;
-
- wm8350_clear_bits(wm8350, WM8350_SYSTEM_CONTROL_1,
- WM8350_IRQ_POL);
- }
- ret = request_threaded_irq(irq, NULL, wm8350_irq, flags,
- "wm8350", wm8350);
- if (ret != 0) {
- dev_err(wm8350->dev, "Failed to request IRQ: %d\n",
- ret);
- goto err;
- }
- } else {
- dev_err(wm8350->dev, "No IRQ configured\n");
+ ret = wm8350_irq_init(wm8350, irq, pdata);
+ if (ret < 0)
goto err;
- }
- wm8350->chip_irq = irq;
if (pdata && pdata->init) {
ret = pdata->init(wm8350);
if (ret != 0) {
dev_err(wm8350->dev, "Platform init() failed: %d\n",
ret);
- goto err;
+ goto err_irq;
}
}
@@ -1470,6 +712,8 @@ int wm8350_device_init(struct wm8350 *wm8350, int irq,
return 0;
+err_irq:
+ wm8350_irq_exit(wm8350);
err:
kfree(wm8350->reg_cache);
return ret;
@@ -1493,7 +737,8 @@ void wm8350_device_exit(struct wm8350 *wm8350)
platform_device_unregister(wm8350->gpio.pdev);
platform_device_unregister(wm8350->codec.pdev);
- free_irq(wm8350->chip_irq, wm8350);
+ wm8350_irq_exit(wm8350);
+
kfree(wm8350->reg_cache);
}
EXPORT_SYMBOL_GPL(wm8350_device_exit);
diff --git a/drivers/mfd/wm8350-irq.c b/drivers/mfd/wm8350-irq.c
new file mode 100644
index 000000000000..c8df547c4747
--- /dev/null
+++ b/drivers/mfd/wm8350-irq.c
@@ -0,0 +1,529 @@
+/*
+ * wm8350-irq.c -- IRQ support for Wolfson WM8350
+ *
+ * Copyright 2007, 2008, 2009 Wolfson Microelectronics PLC.
+ *
+ * Author: Liam Girdwood, Mark Brown
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/bug.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/workqueue.h>
+
+#include <linux/mfd/wm8350/core.h>
+#include <linux/mfd/wm8350/audio.h>
+#include <linux/mfd/wm8350/comparator.h>
+#include <linux/mfd/wm8350/gpio.h>
+#include <linux/mfd/wm8350/pmic.h>
+#include <linux/mfd/wm8350/rtc.h>
+#include <linux/mfd/wm8350/supply.h>
+#include <linux/mfd/wm8350/wdt.h>
+
+#define WM8350_NUM_IRQ_REGS 7
+
+#define WM8350_INT_OFFSET_1 0
+#define WM8350_INT_OFFSET_2 1
+#define WM8350_POWER_UP_INT_OFFSET 2
+#define WM8350_UNDER_VOLTAGE_INT_OFFSET 3
+#define WM8350_OVER_CURRENT_INT_OFFSET 4
+#define WM8350_GPIO_INT_OFFSET 5
+#define WM8350_COMPARATOR_INT_OFFSET 6
+
+struct wm8350_irq_data {
+ int primary;
+ int reg;
+ int mask;
+ int primary_only;
+};
+
+static struct wm8350_irq_data wm8350_irqs[] = {
+ [WM8350_IRQ_OC_LS] = {
+ .primary = WM8350_OC_INT,
+ .reg = WM8350_OVER_CURRENT_INT_OFFSET,
+ .mask = WM8350_OC_LS_EINT,
+ .primary_only = 1,
+ },
+ [WM8350_IRQ_UV_DC1] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_DC1_EINT,
+ },
+ [WM8350_IRQ_UV_DC2] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_DC2_EINT,
+ },
+ [WM8350_IRQ_UV_DC3] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_DC3_EINT,
+ },
+ [WM8350_IRQ_UV_DC4] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_DC4_EINT,
+ },
+ [WM8350_IRQ_UV_DC5] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_DC5_EINT,
+ },
+ [WM8350_IRQ_UV_DC6] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_DC6_EINT,
+ },
+ [WM8350_IRQ_UV_LDO1] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_LDO1_EINT,
+ },
+ [WM8350_IRQ_UV_LDO2] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_LDO2_EINT,
+ },
+ [WM8350_IRQ_UV_LDO3] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_LDO3_EINT,
+ },
+ [WM8350_IRQ_UV_LDO4] = {
+ .primary = WM8350_UV_INT,
+ .reg = WM8350_UNDER_VOLTAGE_INT_OFFSET,
+ .mask = WM8350_UV_LDO4_EINT,
+ },
+ [WM8350_IRQ_CHG_BAT_HOT] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_BAT_HOT_EINT,
+ },
+ [WM8350_IRQ_CHG_BAT_COLD] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_BAT_COLD_EINT,
+ },
+ [WM8350_IRQ_CHG_BAT_FAIL] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_BAT_FAIL_EINT,
+ },
+ [WM8350_IRQ_CHG_TO] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_TO_EINT,
+ },
+ [WM8350_IRQ_CHG_END] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_END_EINT,
+ },
+ [WM8350_IRQ_CHG_START] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_START_EINT,
+ },
+ [WM8350_IRQ_CHG_FAST_RDY] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_FAST_RDY_EINT,
+ },
+ [WM8350_IRQ_CHG_VBATT_LT_3P9] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_VBATT_LT_3P9_EINT,
+ },
+ [WM8350_IRQ_CHG_VBATT_LT_3P1] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_VBATT_LT_3P1_EINT,
+ },
+ [WM8350_IRQ_CHG_VBATT_LT_2P85] = {
+ .primary = WM8350_CHG_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_CHG_VBATT_LT_2P85_EINT,
+ },
+ [WM8350_IRQ_RTC_ALM] = {
+ .primary = WM8350_RTC_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_RTC_ALM_EINT,
+ },
+ [WM8350_IRQ_RTC_SEC] = {
+ .primary = WM8350_RTC_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_RTC_SEC_EINT,
+ },
+ [WM8350_IRQ_RTC_PER] = {
+ .primary = WM8350_RTC_INT,
+ .reg = WM8350_INT_OFFSET_1,
+ .mask = WM8350_RTC_PER_EINT,
+ },
+ [WM8350_IRQ_CS1] = {
+ .primary = WM8350_CS_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_CS1_EINT,
+ },
+ [WM8350_IRQ_CS2] = {
+ .primary = WM8350_CS_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_CS2_EINT,
+ },
+ [WM8350_IRQ_SYS_HYST_COMP_FAIL] = {
+ .primary = WM8350_SYS_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_SYS_HYST_COMP_FAIL_EINT,
+ },
+ [WM8350_IRQ_SYS_CHIP_GT115] = {
+ .primary = WM8350_SYS_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_SYS_CHIP_GT115_EINT,
+ },
+ [WM8350_IRQ_SYS_CHIP_GT140] = {
+ .primary = WM8350_SYS_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_SYS_CHIP_GT140_EINT,
+ },
+ [WM8350_IRQ_SYS_WDOG_TO] = {
+ .primary = WM8350_SYS_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_SYS_WDOG_TO_EINT,
+ },
+ [WM8350_IRQ_AUXADC_DATARDY] = {
+ .primary = WM8350_AUXADC_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_AUXADC_DATARDY_EINT,
+ },
+ [WM8350_IRQ_AUXADC_DCOMP4] = {
+ .primary = WM8350_AUXADC_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_AUXADC_DCOMP4_EINT,
+ },
+ [WM8350_IRQ_AUXADC_DCOMP3] = {
+ .primary = WM8350_AUXADC_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_AUXADC_DCOMP3_EINT,
+ },
+ [WM8350_IRQ_AUXADC_DCOMP2] = {
+ .primary = WM8350_AUXADC_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_AUXADC_DCOMP2_EINT,
+ },
+ [WM8350_IRQ_AUXADC_DCOMP1] = {
+ .primary = WM8350_AUXADC_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_AUXADC_DCOMP1_EINT,
+ },
+ [WM8350_IRQ_USB_LIMIT] = {
+ .primary = WM8350_USB_INT,
+ .reg = WM8350_INT_OFFSET_2,
+ .mask = WM8350_USB_LIMIT_EINT,
+ .primary_only = 1,
+ },
+ [WM8350_IRQ_WKUP_OFF_STATE] = {
+ .primary = WM8350_WKUP_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_WKUP_OFF_STATE_EINT,
+ },
+ [WM8350_IRQ_WKUP_HIB_STATE] = {
+ .primary = WM8350_WKUP_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_WKUP_HIB_STATE_EINT,
+ },
+ [WM8350_IRQ_WKUP_CONV_FAULT] = {
+ .primary = WM8350_WKUP_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_WKUP_CONV_FAULT_EINT,
+ },
+ [WM8350_IRQ_WKUP_WDOG_RST] = {
+ .primary = WM8350_WKUP_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_WKUP_WDOG_RST_EINT,
+ },
+ [WM8350_IRQ_WKUP_GP_PWR_ON] = {
+ .primary = WM8350_WKUP_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_WKUP_GP_PWR_ON_EINT,
+ },
+ [WM8350_IRQ_WKUP_ONKEY] = {
+ .primary = WM8350_WKUP_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_WKUP_ONKEY_EINT,
+ },
+ [WM8350_IRQ_WKUP_GP_WAKEUP] = {
+ .primary = WM8350_WKUP_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_WKUP_GP_WAKEUP_EINT,
+ },
+ [WM8350_IRQ_CODEC_JCK_DET_L] = {
+ .primary = WM8350_CODEC_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_CODEC_JCK_DET_L_EINT,
+ },
+ [WM8350_IRQ_CODEC_JCK_DET_R] = {
+ .primary = WM8350_CODEC_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_CODEC_JCK_DET_R_EINT,
+ },
+ [WM8350_IRQ_CODEC_MICSCD] = {
+ .primary = WM8350_CODEC_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_CODEC_MICSCD_EINT,
+ },
+ [WM8350_IRQ_CODEC_MICD] = {
+ .primary = WM8350_CODEC_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_CODEC_MICD_EINT,
+ },
+ [WM8350_IRQ_EXT_USB_FB] = {
+ .primary = WM8350_EXT_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_EXT_USB_FB_EINT,
+ },
+ [WM8350_IRQ_EXT_WALL_FB] = {
+ .primary = WM8350_EXT_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_EXT_WALL_FB_EINT,
+ },
+ [WM8350_IRQ_EXT_BAT_FB] = {
+ .primary = WM8350_EXT_INT,
+ .reg = WM8350_COMPARATOR_INT_OFFSET,
+ .mask = WM8350_EXT_BAT_FB_EINT,
+ },
+ [WM8350_IRQ_GPIO(0)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP0_EINT,
+ },
+ [WM8350_IRQ_GPIO(1)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP1_EINT,
+ },
+ [WM8350_IRQ_GPIO(2)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP2_EINT,
+ },
+ [WM8350_IRQ_GPIO(3)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP3_EINT,
+ },
+ [WM8350_IRQ_GPIO(4)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP4_EINT,
+ },
+ [WM8350_IRQ_GPIO(5)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP5_EINT,
+ },
+ [WM8350_IRQ_GPIO(6)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP6_EINT,
+ },
+ [WM8350_IRQ_GPIO(7)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP7_EINT,
+ },
+ [WM8350_IRQ_GPIO(8)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP8_EINT,
+ },
+ [WM8350_IRQ_GPIO(9)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP9_EINT,
+ },
+ [WM8350_IRQ_GPIO(10)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP10_EINT,
+ },
+ [WM8350_IRQ_GPIO(11)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP11_EINT,
+ },
+ [WM8350_IRQ_GPIO(12)] = {
+ .primary = WM8350_GP_INT,
+ .reg = WM8350_GPIO_INT_OFFSET,
+ .mask = WM8350_GP12_EINT,
+ },
+};
+
+static void wm8350_irq_call_handler(struct wm8350 *wm8350, int irq)
+{
+ mutex_lock(&wm8350->irq_mutex);
+
+ if (wm8350->irq[irq].handler)
+ wm8350->irq[irq].handler(irq, wm8350->irq[irq].data);
+ else {
+ dev_err(wm8350->dev, "irq %d nobody cared. now masked.\n",
+ irq);
+ wm8350_mask_irq(wm8350, irq);
+ }
+
+ mutex_unlock(&wm8350->irq_mutex);
+}
+
+/*
+ * This is a threaded IRQ handler so can access I2C/SPI. Since all
+ * interrupts are clear on read the IRQ line will be reasserted and
+ * the physical IRQ will be handled again if another interrupt is
+ * asserted while we run - in the normal course of events this is a
+ * rare occurrence so we save I2C/SPI reads.
+ */
+static irqreturn_t wm8350_irq(int irq, void *irq_data)
+{
+ struct wm8350 *wm8350 = irq_data;
+ u16 level_one;
+ u16 sub_reg[WM8350_NUM_IRQ_REGS];
+ int read_done[WM8350_NUM_IRQ_REGS];
+ struct wm8350_irq_data *data;
+ int i;
+
+ /* TODO: Use block reads to improve performance? */
+ level_one = wm8350_reg_read(wm8350, WM8350_SYSTEM_INTERRUPTS)
+ & ~wm8350_reg_read(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK);
+
+ if (!level_one)
+ return IRQ_NONE;
+
+ memset(&read_done, 0, sizeof(read_done));
+
+ for (i = 0; i < ARRAY_SIZE(wm8350_irqs); i++) {
+ data = &wm8350_irqs[i];
+
+ if (!(level_one & data->primary))
+ continue;
+
+ if (!read_done[data->reg]) {
+ sub_reg[data->reg] =
+ wm8350_reg_read(wm8350, WM8350_INT_STATUS_1 +
+ data->reg);
+ sub_reg[data->reg] &=
+ ~wm8350_reg_read(wm8350,
+ WM8350_INT_STATUS_1_MASK +
+ data->reg);
+ read_done[data->reg] = 1;
+ }
+
+ if (sub_reg[data->reg] & data->mask)
+ wm8350_irq_call_handler(wm8350, i);
+ }
+
+ return IRQ_HANDLED;
+}
+
+int wm8350_register_irq(struct wm8350 *wm8350, int irq,
+ irq_handler_t handler, unsigned long flags,
+ const char *name, void *data)
+{
+ if (irq < 0 || irq > WM8350_NUM_IRQ || !handler)
+ return -EINVAL;
+
+ if (wm8350->irq[irq].handler)
+ return -EBUSY;
+
+ mutex_lock(&wm8350->irq_mutex);
+ wm8350->irq[irq].handler = handler;
+ wm8350->irq[irq].data = data;
+ mutex_unlock(&wm8350->irq_mutex);
+
+ wm8350_unmask_irq(wm8350, irq);
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wm8350_register_irq);
+
+int wm8350_free_irq(struct wm8350 *wm8350, int irq)
+{
+ if (irq < 0 || irq > WM8350_NUM_IRQ)
+ return -EINVAL;
+
+ wm8350_mask_irq(wm8350, irq);
+
+ mutex_lock(&wm8350->irq_mutex);
+ wm8350->irq[irq].handler = NULL;
+ mutex_unlock(&wm8350->irq_mutex);
+ return 0;
+}
+EXPORT_SYMBOL_GPL(wm8350_free_irq);
+
+int wm8350_mask_irq(struct wm8350 *wm8350, int irq)
+{
+ return wm8350_set_bits(wm8350, WM8350_INT_STATUS_1_MASK +
+ wm8350_irqs[irq].reg,
+ wm8350_irqs[irq].mask);
+}
+EXPORT_SYMBOL_GPL(wm8350_mask_irq);
+
+int wm8350_unmask_irq(struct wm8350 *wm8350, int irq)
+{
+ return wm8350_clear_bits(wm8350, WM8350_INT_STATUS_1_MASK +
+ wm8350_irqs[irq].reg,
+ wm8350_irqs[irq].mask);
+}
+EXPORT_SYMBOL_GPL(wm8350_unmask_irq);
+
+int wm8350_irq_init(struct wm8350 *wm8350, int irq,
+ struct wm8350_platform_data *pdata)
+{
+ int ret;
+ int flags = IRQF_ONESHOT;
+
+ if (!irq) {
+ dev_err(wm8350->dev, "No IRQ configured\n");
+ return -EINVAL;
+ }
+
+ wm8350_reg_write(wm8350, WM8350_SYSTEM_INTERRUPTS_MASK, 0xFFFF);
+ wm8350_reg_write(wm8350, WM8350_INT_STATUS_1_MASK, 0xFFFF);
+ wm8350_reg_write(wm8350, WM8350_INT_STATUS_2_MASK, 0xFFFF);
+ wm8350_reg_write(wm8350, WM8350_UNDER_VOLTAGE_INT_STATUS_MASK, 0xFFFF);
+ wm8350_reg_write(wm8350, WM8350_GPIO_INT_STATUS_MASK, 0xFFFF);
+ wm8350_reg_write(wm8350, WM8350_COMPARATOR_INT_STATUS_MASK, 0xFFFF);
+
+ mutex_init(&wm8350->irq_mutex);
+ wm8350->chip_irq = irq;
+
+ if (pdata && pdata->irq_high) {
+ flags |= IRQF_TRIGGER_HIGH;
+
+ wm8350_set_bits(wm8350, WM8350_SYSTEM_CONTROL_1,
+ WM8350_IRQ_POL);
+ } else {
+ flags |= IRQF_TRIGGER_LOW;
+
+ wm8350_clear_bits(wm8350, WM8350_SYSTEM_CONTROL_1,
+ WM8350_IRQ_POL);
+ }
+
+ ret = request_threaded_irq(irq, NULL, wm8350_irq, flags,
+ "wm8350", wm8350);
+ if (ret != 0)
+ dev_err(wm8350->dev, "Failed to request IRQ: %d\n", ret);
+
+ return ret;
+}
+
+int wm8350_irq_exit(struct wm8350 *wm8350)
+{
+ free_irq(wm8350->chip_irq, wm8350);
+ return 0;
+}
diff --git a/drivers/mfd/wm8350-regmap.c b/drivers/mfd/wm8350-regmap.c
index 7ccc1eab98ab..e965139e5cd5 100644
--- a/drivers/mfd/wm8350-regmap.c
+++ b/drivers/mfd/wm8350-regmap.c
@@ -3170,14 +3170,6 @@ const u16 wm8352_mode3_defaults[] = {
};
#endif
-/* The register defaults for the config mode used must be compiled in but
- * due to the impact on kernel size it is possible to disable
- */
-#ifndef WM8350_HAVE_CONFIG_MODE
-#warning No WM8350 config modes supported - select at least one of the
-#warning MFD_WM8350_CONFIG_MODE_n options from the board driver.
-#endif
-
/*
* Access masks.
*/
diff --git a/drivers/power/pcf50633-charger.c b/drivers/power/pcf50633-charger.c
index e8b278f71781..6a84a8eb8d7a 100644
--- a/drivers/power/pcf50633-charger.c
+++ b/drivers/power/pcf50633-charger.c
@@ -303,7 +303,6 @@ static const u8 mbc_irq_handlers[] = {
static int __devinit pcf50633_mbc_probe(struct platform_device *pdev)
{
struct pcf50633_mbc *mbc;
- struct pcf50633_subdev_pdata *pdata = pdev->dev.platform_data;
int ret;
int i;
u8 mbcs1;
@@ -313,7 +312,7 @@ static int __devinit pcf50633_mbc_probe(struct platform_device *pdev)
return -ENOMEM;
platform_set_drvdata(pdev, mbc);
- mbc->pcf = pdata->pcf;
+ mbc->pcf = dev_to_pcf50633(pdev->dev.parent);
/* Set up IRQ handlers */
for (i = 0; i < ARRAY_SIZE(mbc_irq_handlers); i++)
diff --git a/drivers/power/wm8350_power.c b/drivers/power/wm8350_power.c
index 28b0299c0043..ad4f071e1287 100644
--- a/drivers/power/wm8350_power.c
+++ b/drivers/power/wm8350_power.c
@@ -184,8 +184,9 @@ static ssize_t charger_state_show(struct device *dev,
static DEVICE_ATTR(charger_state, 0444, charger_state_show, NULL);
-static void wm8350_charger_handler(struct wm8350 *wm8350, int irq, void *data)
+static irqreturn_t wm8350_charger_handler(int irq, void *data)
{
+ struct wm8350 *wm8350 = data;
struct wm8350_power *power = &wm8350->power;
struct wm8350_charger_policy *policy = power->policy;
@@ -238,6 +239,8 @@ static void wm8350_charger_handler(struct wm8350 *wm8350, int irq, void *data)
default:
dev_err(wm8350->dev, "Unknown interrupt %d\n", irq);
}
+
+ return IRQ_HANDLED;
}
/*********************************************************************
@@ -387,73 +390,55 @@ static void wm8350_init_charger(struct wm8350 *wm8350)
{
/* register our interest in charger events */
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT);
+ wm8350_charger_handler, 0, "Battery hot", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD);
+ wm8350_charger_handler, 0, "Battery cold", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL);
+ wm8350_charger_handler, 0, "Battery fail", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_TO,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_TO);
+ wm8350_charger_handler, 0,
+ "Charger timeout", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_END,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_END);
+ wm8350_charger_handler, 0,
+ "Charge end", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_START,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_START);
+ wm8350_charger_handler, 0,
+ "Charge start", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_FAST_RDY,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_FAST_RDY);
+ wm8350_charger_handler, 0,
+ "Fast charge ready", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9);
+ wm8350_charger_handler, 0,
+ "Battery <3.9V", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1);
+ wm8350_charger_handler, 0,
+ "Battery <3.1V", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85);
+ wm8350_charger_handler, 0,
+ "Battery <2.85V", wm8350);
/* and supply change events */
wm8350_register_irq(wm8350, WM8350_IRQ_EXT_USB_FB,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_EXT_USB_FB);
+ wm8350_charger_handler, 0, "USB", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_EXT_WALL_FB,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_EXT_WALL_FB);
+ wm8350_charger_handler, 0, "Wall", wm8350);
wm8350_register_irq(wm8350, WM8350_IRQ_EXT_BAT_FB,
- wm8350_charger_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_EXT_BAT_FB);
+ wm8350_charger_handler, 0, "Battery", wm8350);
}
static void free_charger_irq(struct wm8350 *wm8350)
{
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_HOT);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_COLD);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_BAT_FAIL);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_TO);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_TO);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_END);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_END);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_START);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_START);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P9);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_3P1);
- wm8350_mask_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85);
wm8350_free_irq(wm8350, WM8350_IRQ_CHG_VBATT_LT_2P85);
- wm8350_mask_irq(wm8350, WM8350_IRQ_EXT_USB_FB);
wm8350_free_irq(wm8350, WM8350_IRQ_EXT_USB_FB);
- wm8350_mask_irq(wm8350, WM8350_IRQ_EXT_WALL_FB);
wm8350_free_irq(wm8350, WM8350_IRQ_EXT_WALL_FB);
- wm8350_mask_irq(wm8350, WM8350_IRQ_EXT_BAT_FB);
wm8350_free_irq(wm8350, WM8350_IRQ_EXT_BAT_FB);
}
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index bcbb161bde0b..7cfdd65bebb4 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -70,7 +70,7 @@ config REGULATOR_MAX1586
for PXA27x chips to control VCC_CORE and VCC_USIM voltages.
config REGULATOR_TWL4030
- bool "TI TWL4030/TWL5030/TPS695x0 PMIC"
+ bool "TI TWL4030/TWL5030/TWL6030/TPS695x0 PMIC"
depends on TWL4030_CORE
help
This driver supports the voltage regulators provided by
diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
index 4257a8683778..9ae3cc44e668 100644
--- a/drivers/regulator/Makefile
+++ b/drivers/regulator/Makefile
@@ -11,7 +11,7 @@ obj-$(CONFIG_REGULATOR_USERSPACE_CONSUMER) += userspace-consumer.o
obj-$(CONFIG_REGULATOR_BQ24022) += bq24022.o
obj-$(CONFIG_REGULATOR_LP3971) += lp3971.o
obj-$(CONFIG_REGULATOR_MAX1586) += max1586.o
-obj-$(CONFIG_REGULATOR_TWL4030) += twl4030-regulator.o
+obj-$(CONFIG_REGULATOR_TWL4030) += twl-regulator.o
obj-$(CONFIG_REGULATOR_WM831X) += wm831x-dcdc.o
obj-$(CONFIG_REGULATOR_WM831X) += wm831x-isink.o
obj-$(CONFIG_REGULATOR_WM831X) += wm831x-ldo.o
diff --git a/drivers/regulator/pcf50633-regulator.c b/drivers/regulator/pcf50633-regulator.c
index 0803ffe6236d..c8f41dc05b76 100644
--- a/drivers/regulator/pcf50633-regulator.c
+++ b/drivers/regulator/pcf50633-regulator.c
@@ -314,13 +314,15 @@ static int __devinit pcf50633_regulator_probe(struct platform_device *pdev)
struct pcf50633 *pcf;
/* Already set by core driver */
- pcf = platform_get_drvdata(pdev);
+ pcf = dev_to_pcf50633(pdev->dev.parent);
rdev = regulator_register(&regulators[pdev->id], &pdev->dev,
pdev->dev.platform_data, pcf);
if (IS_ERR(rdev))
return PTR_ERR(rdev);
+ platform_set_drvdata(pdev, rdev);
+
if (pcf->pdata->regulator_registered)
pcf->pdata->regulator_registered(pcf, pdev->id);
@@ -331,6 +333,7 @@ static int __devexit pcf50633_regulator_remove(struct platform_device *pdev)
{
struct regulator_dev *rdev = platform_get_drvdata(pdev);
+ platform_set_drvdata(pdev, NULL);
regulator_unregister(rdev);
return 0;
diff --git a/drivers/regulator/twl4030-regulator.c b/drivers/regulator/twl-regulator.c
index e2032fb60b55..7ea1c3a31081 100644
--- a/drivers/regulator/twl4030-regulator.c
+++ b/drivers/regulator/twl-regulator.c
@@ -1,5 +1,5 @@
/*
- * twl4030-regulator.c -- support regulators in twl4030 family chips
+ * twl-regulator.c -- support regulators in twl4030/twl6030 family chips
*
* Copyright (C) 2008 David Brownell
*
@@ -15,11 +15,11 @@
#include <linux/platform_device.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
/*
- * The TWL4030/TW5030/TPS659x0 family chips include power management, a
+ * The TWL4030/TW5030/TPS659x0/TWL6030 family chips include power management, a
* USB OTG transceiver, an RTC, ADC, PWM, and lots more. Some versions
* include an audio codec, battery charger, and more voltage regulators.
* These chips are often used in OMAP-based systems.
@@ -33,7 +33,7 @@ struct twlreg_info {
/* start of regulator's PM_RECEIVER control register bank */
u8 base;
- /* twl4030 resource ID, for resource control state machine */
+ /* twl resource ID, for resource control state machine */
u8 id;
/* voltage in mV = table[VSEL]; table_len must be a power-of-two */
@@ -52,27 +52,38 @@ struct twlreg_info {
* The first three registers of all power resource banks help hardware to
* manage the various resource groups.
*/
+/* Common offset in TWL4030/6030 */
#define VREG_GRP 0
+/* TWL4030 register offsets */
#define VREG_TYPE 1
#define VREG_REMAP 2
#define VREG_DEDICATED 3 /* LDO control */
-
+/* TWL6030 register offsets */
+#define VREG_TRANS 1
+#define VREG_STATE 2
+#define VREG_VOLTAGE 3
+/* TWL6030 Misc register offsets */
+#define VREG_BC_ALL 1
+#define VREG_BC_REF 2
+#define VREG_BC_PROC 3
+#define VREG_BC_CLK_RST 4
static inline int
-twl4030reg_read(struct twlreg_info *info, unsigned offset)
+twlreg_read(struct twlreg_info *info, unsigned slave_subgp, unsigned offset)
{
u8 value;
int status;
- status = twl4030_i2c_read_u8(TWL4030_MODULE_PM_RECEIVER,
+ status = twl_i2c_read_u8(slave_subgp,
&value, info->base + offset);
return (status < 0) ? status : value;
}
static inline int
-twl4030reg_write(struct twlreg_info *info, unsigned offset, u8 value)
+twlreg_write(struct twlreg_info *info, unsigned slave_subgp, unsigned offset,
+ u8 value)
{
- return twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER,
+ return twl_i2c_write_u8(slave_subgp,
value, info->base + offset);
}
@@ -80,59 +91,79 @@ twl4030reg_write(struct twlreg_info *info, unsigned offset, u8 value)
/* generic power resource operations, which work on all regulators */
-static int twl4030reg_grp(struct regulator_dev *rdev)
+static int twlreg_grp(struct regulator_dev *rdev)
{
- return twl4030reg_read(rdev_get_drvdata(rdev), VREG_GRP);
+ return twlreg_read(rdev_get_drvdata(rdev), TWL_MODULE_PM_RECEIVER,
+ VREG_GRP);
}
/*
* Enable/disable regulators by joining/leaving the P1 (processor) group.
* We assume nobody else is updating the DEV_GRP registers.
*/
-
-#define P3_GRP BIT(7) /* "peripherals" */
-#define P2_GRP BIT(6) /* secondary processor, modem, etc */
-#define P1_GRP BIT(5) /* CPU/Linux */
-
-static int twl4030reg_is_enabled(struct regulator_dev *rdev)
+/* definition for 4030 family */
+#define P3_GRP_4030 BIT(7) /* "peripherals" */
+#define P2_GRP_4030 BIT(6) /* secondary processor, modem, etc */
+#define P1_GRP_4030 BIT(5) /* CPU/Linux */
+/* definition for 6030 family */
+#define P3_GRP_6030 BIT(2) /* secondary processor, modem, etc */
+#define P2_GRP_6030 BIT(1) /* "peripherals" */
+#define P1_GRP_6030 BIT(0) /* CPU/Linux */
+
+static int twlreg_is_enabled(struct regulator_dev *rdev)
{
- int state = twl4030reg_grp(rdev);
+ int state = twlreg_grp(rdev);
if (state < 0)
return state;
- return (state & P1_GRP) != 0;
+ if (twl_class_is_4030())
+ state &= P1_GRP_4030;
+ else
+ state &= P1_GRP_6030;
+ return state;
}
-static int twl4030reg_enable(struct regulator_dev *rdev)
+static int twlreg_enable(struct regulator_dev *rdev)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int grp;
- grp = twl4030reg_read(info, VREG_GRP);
+ grp = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_GRP);
if (grp < 0)
return grp;
- grp |= P1_GRP;
- return twl4030reg_write(info, VREG_GRP, grp);
+ if (twl_class_is_4030())
+ grp |= P1_GRP_4030;
+ else
+ grp |= P1_GRP_6030;
+
+ return twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_GRP, grp);
}
-static int twl4030reg_disable(struct regulator_dev *rdev)
+static int twlreg_disable(struct regulator_dev *rdev)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int grp;
- grp = twl4030reg_read(info, VREG_GRP);
+ grp = twlreg_read(info, TWL_MODULE_PM_RECEIVER, VREG_GRP);
if (grp < 0)
return grp;
- grp &= ~P1_GRP;
- return twl4030reg_write(info, VREG_GRP, grp);
+ if (twl_class_is_4030())
+ grp &= ~P1_GRP_4030;
+ else
+ grp &= ~P1_GRP_6030;
+
+ return twlreg_write(info, TWL_MODULE_PM_RECEIVER, VREG_GRP, grp);
}
-static int twl4030reg_get_status(struct regulator_dev *rdev)
+static int twlreg_get_status(struct regulator_dev *rdev)
{
- int state = twl4030reg_grp(rdev);
+ int state = twlreg_grp(rdev);
+
+ if (twl_class_is_6030())
+ return 0; /* FIXME return for 6030 regulator */
if (state < 0)
return state;
@@ -146,12 +177,15 @@ static int twl4030reg_get_status(struct regulator_dev *rdev)
: REGULATOR_STATUS_STANDBY;
}
-static int twl4030reg_set_mode(struct regulator_dev *rdev, unsigned mode)
+static int twlreg_set_mode(struct regulator_dev *rdev, unsigned mode)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
unsigned message;
int status;
+ if (twl_class_is_6030())
+ return 0; /* FIXME return for 6030 regulator */
+
/* We can only set the mode through state machine commands... */
switch (mode) {
case REGULATOR_MODE_NORMAL:
@@ -165,18 +199,18 @@ static int twl4030reg_set_mode(struct regulator_dev *rdev, unsigned mode)
}
/* Ensure the resource is associated with some group */
- status = twl4030reg_grp(rdev);
+ status = twlreg_grp(rdev);
if (status < 0)
return status;
- if (!(status & (P3_GRP | P2_GRP | P1_GRP)))
+ if (!(status & (P3_GRP_4030 | P2_GRP_4030 | P1_GRP_4030)))
return -EACCES;
- status = twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER,
+ status = twl_i2c_write_u8(TWL_MODULE_PM_MASTER,
message >> 8, 0x15 /* PB_WORD_MSB */ );
if (status >= 0)
return status;
- return twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER,
+ return twl_i2c_write_u8(TWL_MODULE_PM_MASTER,
message, 0x16 /* PB_WORD_LSB */ );
}
@@ -260,9 +294,31 @@ static const u16 VSIM_VSEL_table[] = {
static const u16 VDAC_VSEL_table[] = {
1200, 1300, 1800, 1800,
};
+static const u16 VAUX1_6030_VSEL_table[] = {
+ 1000, 1300, 1800, 2500,
+ 2800, 2900, 3000, 3000,
+};
+static const u16 VAUX2_6030_VSEL_table[] = {
+ 1200, 1800, 2500, 2750,
+ 2800, 2800, 2800, 2800,
+};
+static const u16 VAUX3_6030_VSEL_table[] = {
+ 1000, 1200, 1300, 1800,
+ 2500, 2800, 3000, 3000,
+};
+static const u16 VMMC_VSEL_table[] = {
+ 1200, 1800, 2800, 2900,
+ 3000, 3000, 3000, 3000,
+};
+static const u16 VPP_VSEL_table[] = {
+ 1800, 1900, 2000, 2100,
+ 2200, 2300, 2400, 2500,
+};
+static const u16 VUSIM_VSEL_table[] = {
+ 1200, 1800, 2500, 2900,
+};
-
-static int twl4030ldo_list_voltage(struct regulator_dev *rdev, unsigned index)
+static int twlldo_list_voltage(struct regulator_dev *rdev, unsigned index)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int mV = info->table[index];
@@ -271,7 +327,7 @@ static int twl4030ldo_list_voltage(struct regulator_dev *rdev, unsigned index)
}
static int
-twl4030ldo_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV)
+twlldo_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
int vsel;
@@ -288,16 +344,18 @@ twl4030ldo_set_voltage(struct regulator_dev *rdev, int min_uV, int max_uV)
/* use the first in-range value */
if (min_uV <= uV && uV <= max_uV)
- return twl4030reg_write(info, VREG_DEDICATED, vsel);
+ return twlreg_write(info, TWL_MODULE_PM_RECEIVER,
+ VREG_VOLTAGE, vsel);
}
return -EDOM;
}
-static int twl4030ldo_get_voltage(struct regulator_dev *rdev)
+static int twlldo_get_voltage(struct regulator_dev *rdev)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
- int vsel = twl4030reg_read(info, VREG_DEDICATED);
+ int vsel = twlreg_read(info, TWL_MODULE_PM_RECEIVER,
+ VREG_VOLTAGE);
if (vsel < 0)
return vsel;
@@ -306,19 +364,19 @@ static int twl4030ldo_get_voltage(struct regulator_dev *rdev)
return LDO_MV(info->table[vsel]) * 1000;
}
-static struct regulator_ops twl4030ldo_ops = {
- .list_voltage = twl4030ldo_list_voltage,
+static struct regulator_ops twlldo_ops = {
+ .list_voltage = twlldo_list_voltage,
- .set_voltage = twl4030ldo_set_voltage,
- .get_voltage = twl4030ldo_get_voltage,
+ .set_voltage = twlldo_set_voltage,
+ .get_voltage = twlldo_get_voltage,
- .enable = twl4030reg_enable,
- .disable = twl4030reg_disable,
- .is_enabled = twl4030reg_is_enabled,
+ .enable = twlreg_enable,
+ .disable = twlreg_disable,
+ .is_enabled = twlreg_is_enabled,
- .set_mode = twl4030reg_set_mode,
+ .set_mode = twlreg_set_mode,
- .get_status = twl4030reg_get_status,
+ .get_status = twlreg_get_status,
};
/*----------------------------------------------------------------------*/
@@ -326,60 +384,69 @@ static struct regulator_ops twl4030ldo_ops = {
/*
* Fixed voltage LDOs don't have a VSEL field to update.
*/
-static int twl4030fixed_list_voltage(struct regulator_dev *rdev, unsigned index)
+static int twlfixed_list_voltage(struct regulator_dev *rdev, unsigned index)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
return info->min_mV * 1000;
}
-static int twl4030fixed_get_voltage(struct regulator_dev *rdev)
+static int twlfixed_get_voltage(struct regulator_dev *rdev)
{
struct twlreg_info *info = rdev_get_drvdata(rdev);
return info->min_mV * 1000;
}
-static struct regulator_ops twl4030fixed_ops = {
- .list_voltage = twl4030fixed_list_voltage,
+static struct regulator_ops twlfixed_ops = {
+ .list_voltage = twlfixed_list_voltage,
- .get_voltage = twl4030fixed_get_voltage,
+ .get_voltage = twlfixed_get_voltage,
- .enable = twl4030reg_enable,
- .disable = twl4030reg_disable,
- .is_enabled = twl4030reg_is_enabled,
+ .enable = twlreg_enable,
+ .disable = twlreg_disable,
+ .is_enabled = twlreg_is_enabled,
- .set_mode = twl4030reg_set_mode,
+ .set_mode = twlreg_set_mode,
- .get_status = twl4030reg_get_status,
+ .get_status = twlreg_get_status,
};
/*----------------------------------------------------------------------*/
-#define TWL_ADJUSTABLE_LDO(label, offset, num) { \
+#define TWL4030_ADJUSTABLE_LDO(label, offset, num) \
+ TWL_ADJUSTABLE_LDO(label, offset, num, TWL4030)
+#define TWL4030_FIXED_LDO(label, offset, mVolts, num) \
+ TWL_FIXED_LDO(label, offset, mVolts, num, TWL4030)
+#define TWL6030_ADJUSTABLE_LDO(label, offset, num) \
+ TWL_ADJUSTABLE_LDO(label, offset, num, TWL6030)
+#define TWL6030_FIXED_LDO(label, offset, mVolts, num) \
+ TWL_FIXED_LDO(label, offset, mVolts, num, TWL6030)
+
+#define TWL_ADJUSTABLE_LDO(label, offset, num, family) { \
.base = offset, \
.id = num, \
.table_len = ARRAY_SIZE(label##_VSEL_table), \
.table = label##_VSEL_table, \
.desc = { \
.name = #label, \
- .id = TWL4030_REG_##label, \
+ .id = family##_REG_##label, \
.n_voltages = ARRAY_SIZE(label##_VSEL_table), \
- .ops = &twl4030ldo_ops, \
+ .ops = &twlldo_ops, \
.type = REGULATOR_VOLTAGE, \
.owner = THIS_MODULE, \
}, \
}
-#define TWL_FIXED_LDO(label, offset, mVolts, num) { \
+#define TWL_FIXED_LDO(label, offset, mVolts, num, family) { \
.base = offset, \
.id = num, \
.min_mV = mVolts, \
.desc = { \
.name = #label, \
- .id = TWL4030_REG_##label, \
+ .id = family##_REG_##label, \
.n_voltages = 1, \
- .ops = &twl4030fixed_ops, \
+ .ops = &twlfixed_ops, \
.type = REGULATOR_VOLTAGE, \
.owner = THIS_MODULE, \
}, \
@@ -389,35 +456,47 @@ static struct regulator_ops twl4030fixed_ops = {
* We list regulators here if systems need some level of
* software control over them after boot.
*/
-static struct twlreg_info twl4030_regs[] = {
- TWL_ADJUSTABLE_LDO(VAUX1, 0x17, 1),
- TWL_ADJUSTABLE_LDO(VAUX2_4030, 0x1b, 2),
- TWL_ADJUSTABLE_LDO(VAUX2, 0x1b, 2),
- TWL_ADJUSTABLE_LDO(VAUX3, 0x1f, 3),
- TWL_ADJUSTABLE_LDO(VAUX4, 0x23, 4),
- TWL_ADJUSTABLE_LDO(VMMC1, 0x27, 5),
- TWL_ADJUSTABLE_LDO(VMMC2, 0x2b, 6),
+static struct twlreg_info twl_regs[] = {
+ TWL4030_ADJUSTABLE_LDO(VAUX1, 0x17, 1),
+ TWL4030_ADJUSTABLE_LDO(VAUX2_4030, 0x1b, 2),
+ TWL4030_ADJUSTABLE_LDO(VAUX2, 0x1b, 2),
+ TWL4030_ADJUSTABLE_LDO(VAUX3, 0x1f, 3),
+ TWL4030_ADJUSTABLE_LDO(VAUX4, 0x23, 4),
+ TWL4030_ADJUSTABLE_LDO(VMMC1, 0x27, 5),
+ TWL4030_ADJUSTABLE_LDO(VMMC2, 0x2b, 6),
/*
- TWL_ADJUSTABLE_LDO(VPLL1, 0x2f, 7),
+ TWL4030_ADJUSTABLE_LDO(VPLL1, 0x2f, 7),
*/
- TWL_ADJUSTABLE_LDO(VPLL2, 0x33, 8),
- TWL_ADJUSTABLE_LDO(VSIM, 0x37, 9),
- TWL_ADJUSTABLE_LDO(VDAC, 0x3b, 10),
+ TWL4030_ADJUSTABLE_LDO(VPLL2, 0x33, 8),
+ TWL4030_ADJUSTABLE_LDO(VSIM, 0x37, 9),
+ TWL4030_ADJUSTABLE_LDO(VDAC, 0x3b, 10),
/*
- TWL_ADJUSTABLE_LDO(VINTANA1, 0x3f, 11),
- TWL_ADJUSTABLE_LDO(VINTANA2, 0x43, 12),
- TWL_ADJUSTABLE_LDO(VINTDIG, 0x47, 13),
- TWL_SMPS(VIO, 0x4b, 14),
- TWL_SMPS(VDD1, 0x55, 15),
- TWL_SMPS(VDD2, 0x63, 16),
+ TWL4030_ADJUSTABLE_LDO(VINTANA1, 0x3f, 11),
+ TWL4030_ADJUSTABLE_LDO(VINTANA2, 0x43, 12),
+ TWL4030_ADJUSTABLE_LDO(VINTDIG, 0x47, 13),
+ TWL4030_SMPS(VIO, 0x4b, 14),
+ TWL4030_SMPS(VDD1, 0x55, 15),
+ TWL4030_SMPS(VDD2, 0x63, 16),
*/
- TWL_FIXED_LDO(VUSB1V5, 0x71, 1500, 17),
- TWL_FIXED_LDO(VUSB1V8, 0x74, 1800, 18),
- TWL_FIXED_LDO(VUSB3V1, 0x77, 3100, 19),
+ TWL4030_FIXED_LDO(VUSB1V5, 0x71, 1500, 17),
+ TWL4030_FIXED_LDO(VUSB1V8, 0x74, 1800, 18),
+ TWL4030_FIXED_LDO(VUSB3V1, 0x77, 3100, 19),
/* VUSBCP is managed *only* by the USB subchip */
+
+ /* 6030 REG with base as PMC Slave Misc : 0x0030 */
+ TWL6030_ADJUSTABLE_LDO(VAUX1_6030, 0x54, 1),
+ TWL6030_ADJUSTABLE_LDO(VAUX2_6030, 0x58, 2),
+ TWL6030_ADJUSTABLE_LDO(VAUX3_6030, 0x5c, 3),
+ TWL6030_ADJUSTABLE_LDO(VMMC, 0x68, 4),
+ TWL6030_ADJUSTABLE_LDO(VPP, 0x6c, 5),
+ TWL6030_ADJUSTABLE_LDO(VUSIM, 0x74, 7),
+ TWL6030_FIXED_LDO(VANA, 0x50, 2100, 15),
+ TWL6030_FIXED_LDO(VCXIO, 0x60, 1800, 16),
+ TWL6030_FIXED_LDO(VDAC, 0x64, 1800, 17),
+ TWL6030_FIXED_LDO(VUSB, 0x70, 3300, 18)
};
-static int twl4030reg_probe(struct platform_device *pdev)
+static int twlreg_probe(struct platform_device *pdev)
{
int i;
struct twlreg_info *info;
@@ -425,10 +504,10 @@ static int twl4030reg_probe(struct platform_device *pdev)
struct regulation_constraints *c;
struct regulator_dev *rdev;
- for (i = 0, info = NULL; i < ARRAY_SIZE(twl4030_regs); i++) {
- if (twl4030_regs[i].desc.id != pdev->id)
+ for (i = 0, info = NULL; i < ARRAY_SIZE(twl_regs); i++) {
+ if (twl_regs[i].desc.id != pdev->id)
continue;
- info = twl4030_regs + i;
+ info = twl_regs + i;
break;
}
if (!info)
@@ -466,35 +545,35 @@ static int twl4030reg_probe(struct platform_device *pdev)
return 0;
}
-static int __devexit twl4030reg_remove(struct platform_device *pdev)
+static int __devexit twlreg_remove(struct platform_device *pdev)
{
regulator_unregister(platform_get_drvdata(pdev));
return 0;
}
-MODULE_ALIAS("platform:twl4030_reg");
+MODULE_ALIAS("platform:twl_reg");
-static struct platform_driver twl4030reg_driver = {
- .probe = twl4030reg_probe,
- .remove = __devexit_p(twl4030reg_remove),
+static struct platform_driver twlreg_driver = {
+ .probe = twlreg_probe,
+ .remove = __devexit_p(twlreg_remove),
/* NOTE: short name, to work around driver model truncation of
- * "twl4030_regulator.12" (and friends) to "twl4030_regulator.1".
+ * "twl_regulator.12" (and friends) to "twl_regulator.1".
*/
- .driver.name = "twl4030_reg",
+ .driver.name = "twl_reg",
.driver.owner = THIS_MODULE,
};
-static int __init twl4030reg_init(void)
+static int __init twlreg_init(void)
{
- return platform_driver_register(&twl4030reg_driver);
+ return platform_driver_register(&twlreg_driver);
}
-subsys_initcall(twl4030reg_init);
+subsys_initcall(twlreg_init);
-static void __exit twl4030reg_exit(void)
+static void __exit twlreg_exit(void)
{
- platform_driver_unregister(&twl4030reg_driver);
+ platform_driver_unregister(&twlreg_driver);
}
-module_exit(twl4030reg_exit)
+module_exit(twlreg_exit)
-MODULE_DESCRIPTION("TWL4030 regulator driver");
+MODULE_DESCRIPTION("TWL regulator driver");
MODULE_LICENSE("GPL");
diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c
index 768bd0e5b48b..1bbff099a546 100644
--- a/drivers/regulator/wm8350-regulator.c
+++ b/drivers/regulator/wm8350-regulator.c
@@ -1330,9 +1330,10 @@ static struct regulator_desc wm8350_reg[NUM_WM8350_REGULATORS] = {
},
};
-static void pmic_uv_handler(struct wm8350 *wm8350, int irq, void *data)
+static irqreturn_t pmic_uv_handler(int irq, void *data)
{
struct regulator_dev *rdev = (struct regulator_dev *)data;
+ struct wm8350 *wm8350 = rdev_get_drvdata(rdev);
mutex_lock(&rdev->mutex);
if (irq == WM8350_IRQ_CS1 || irq == WM8350_IRQ_CS2)
@@ -1344,6 +1345,8 @@ static void pmic_uv_handler(struct wm8350 *wm8350, int irq, void *data)
REGULATOR_EVENT_UNDER_VOLTAGE,
wm8350);
mutex_unlock(&rdev->mutex);
+
+ return IRQ_HANDLED;
}
static int wm8350_regulator_probe(struct platform_device *pdev)
@@ -1388,7 +1391,7 @@ static int wm8350_regulator_probe(struct platform_device *pdev)
/* register regulator IRQ */
ret = wm8350_register_irq(wm8350, wm8350_reg[pdev->id].irq,
- pmic_uv_handler, rdev);
+ pmic_uv_handler, 0, "UV", rdev);
if (ret < 0) {
regulator_unregister(rdev);
dev_err(&pdev->dev, "failed to register regulator %s IRQ\n",
@@ -1396,8 +1399,6 @@ static int wm8350_regulator_probe(struct platform_device *pdev)
return ret;
}
- wm8350_unmask_irq(wm8350, wm8350_reg[pdev->id].irq);
-
return 0;
}
@@ -1406,7 +1407,6 @@ static int wm8350_regulator_remove(struct platform_device *pdev)
struct regulator_dev *rdev = platform_get_drvdata(pdev);
struct wm8350 *wm8350 = rdev_get_drvdata(rdev);
- wm8350_mask_irq(wm8350, wm8350_reg[pdev->id].irq);
wm8350_free_irq(wm8350, wm8350_reg[pdev->id].irq);
regulator_unregister(rdev);
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index f2e1004d12c7..71fbd6e8edf7 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -258,14 +258,14 @@ config RTC_DRV_TWL92330
the Menelaus driver; it's not separate module.
config RTC_DRV_TWL4030
- tristate "TI TWL4030/TWL5030/TPS659x0"
+ tristate "TI TWL4030/TWL5030/TWL6030/TPS659x0"
depends on RTC_CLASS && TWL4030_CORE
help
If you say yes here you get support for the RTC on the
- TWL4030 family chips, used mostly with OMAP3 platforms.
+ TWL4030/TWL5030/TWL6030 family chips, used mostly with OMAP3 platforms.
This driver can also be built as a module. If so, the module
- will be called rtc-twl4030.
+ will be called rtc-twl.
config RTC_DRV_S35390A
tristate "Seiko Instruments S-35390A"
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index af1ba7ae2857..7da6efb3e953 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -80,7 +80,7 @@ obj-$(CONFIG_RTC_DRV_STK17TA8) += rtc-stk17ta8.o
obj-$(CONFIG_RTC_DRV_STMP) += rtc-stmp3xxx.o
obj-$(CONFIG_RTC_DRV_SUN4V) += rtc-sun4v.o
obj-$(CONFIG_RTC_DRV_TEST) += rtc-test.o
-obj-$(CONFIG_RTC_DRV_TWL4030) += rtc-twl4030.o
+obj-$(CONFIG_RTC_DRV_TWL4030) += rtc-twl.o
obj-$(CONFIG_RTC_DRV_TX4939) += rtc-tx4939.o
obj-$(CONFIG_RTC_DRV_V3020) += rtc-v3020.o
obj-$(CONFIG_RTC_DRV_VR41XX) += rtc-vr41xx.o
diff --git a/drivers/rtc/rtc-pcf50633.c b/drivers/rtc/rtc-pcf50633.c
index 4c5d5d0c4cfc..9b74e9c9151c 100644
--- a/drivers/rtc/rtc-pcf50633.c
+++ b/drivers/rtc/rtc-pcf50633.c
@@ -277,16 +277,13 @@ static void pcf50633_rtc_irq(int irq, void *data)
static int __devinit pcf50633_rtc_probe(struct platform_device *pdev)
{
- struct pcf50633_subdev_pdata *pdata;
struct pcf50633_rtc *rtc;
-
rtc = kzalloc(sizeof(*rtc), GFP_KERNEL);
if (!rtc)
return -ENOMEM;
- pdata = pdev->dev.platform_data;
- rtc->pcf = pdata->pcf;
+ rtc->pcf = dev_to_pcf50633(pdev->dev.parent);
platform_set_drvdata(pdev, rtc);
rtc->rtc_dev = rtc_device_register("pcf50633-rtc", &pdev->dev,
&pcf50633_rtc_ops, THIS_MODULE);
diff --git a/drivers/rtc/rtc-twl4030.c b/drivers/rtc/rtc-twl.c
index 9c8c70c497dc..c6a83a2a722c 100644
--- a/drivers/rtc/rtc-twl4030.c
+++ b/drivers/rtc/rtc-twl.c
@@ -1,5 +1,5 @@
/*
- * rtc-twl4030.c -- TWL4030 Real Time Clock interface
+ * rtc-twl.c -- TWL Real Time Clock interface
*
* Copyright (C) 2007 MontaVista Software, Inc
* Author: Alexandre Rusev <source@mvista.com>
@@ -28,33 +28,81 @@
#include <linux/platform_device.h>
#include <linux/interrupt.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
/*
* RTC block register offsets (use TWL_MODULE_RTC)
*/
-#define REG_SECONDS_REG 0x00
-#define REG_MINUTES_REG 0x01
-#define REG_HOURS_REG 0x02
-#define REG_DAYS_REG 0x03
-#define REG_MONTHS_REG 0x04
-#define REG_YEARS_REG 0x05
-#define REG_WEEKS_REG 0x06
-
-#define REG_ALARM_SECONDS_REG 0x07
-#define REG_ALARM_MINUTES_REG 0x08
-#define REG_ALARM_HOURS_REG 0x09
-#define REG_ALARM_DAYS_REG 0x0A
-#define REG_ALARM_MONTHS_REG 0x0B
-#define REG_ALARM_YEARS_REG 0x0C
-
-#define REG_RTC_CTRL_REG 0x0D
-#define REG_RTC_STATUS_REG 0x0E
-#define REG_RTC_INTERRUPTS_REG 0x0F
-
-#define REG_RTC_COMP_LSB_REG 0x10
-#define REG_RTC_COMP_MSB_REG 0x11
+enum {
+ REG_SECONDS_REG = 0,
+ REG_MINUTES_REG,
+ REG_HOURS_REG,
+ REG_DAYS_REG,
+ REG_MONTHS_REG,
+ REG_YEARS_REG,
+ REG_WEEKS_REG,
+
+ REG_ALARM_SECONDS_REG,
+ REG_ALARM_MINUTES_REG,
+ REG_ALARM_HOURS_REG,
+ REG_ALARM_DAYS_REG,
+ REG_ALARM_MONTHS_REG,
+ REG_ALARM_YEARS_REG,
+
+ REG_RTC_CTRL_REG,
+ REG_RTC_STATUS_REG,
+ REG_RTC_INTERRUPTS_REG,
+
+ REG_RTC_COMP_LSB_REG,
+ REG_RTC_COMP_MSB_REG,
+};
+const static u8 twl4030_rtc_reg_map[] = {
+ [REG_SECONDS_REG] = 0x00,
+ [REG_MINUTES_REG] = 0x01,
+ [REG_HOURS_REG] = 0x02,
+ [REG_DAYS_REG] = 0x03,
+ [REG_MONTHS_REG] = 0x04,
+ [REG_YEARS_REG] = 0x05,
+ [REG_WEEKS_REG] = 0x06,
+
+ [REG_ALARM_SECONDS_REG] = 0x07,
+ [REG_ALARM_MINUTES_REG] = 0x08,
+ [REG_ALARM_HOURS_REG] = 0x09,
+ [REG_ALARM_DAYS_REG] = 0x0A,
+ [REG_ALARM_MONTHS_REG] = 0x0B,
+ [REG_ALARM_YEARS_REG] = 0x0C,
+
+ [REG_RTC_CTRL_REG] = 0x0D,
+ [REG_RTC_STATUS_REG] = 0x0E,
+ [REG_RTC_INTERRUPTS_REG] = 0x0F,
+
+ [REG_RTC_COMP_LSB_REG] = 0x10,
+ [REG_RTC_COMP_MSB_REG] = 0x11,
+};
+const static u8 twl6030_rtc_reg_map[] = {
+ [REG_SECONDS_REG] = 0x00,
+ [REG_MINUTES_REG] = 0x01,
+ [REG_HOURS_REG] = 0x02,
+ [REG_DAYS_REG] = 0x03,
+ [REG_MONTHS_REG] = 0x04,
+ [REG_YEARS_REG] = 0x05,
+ [REG_WEEKS_REG] = 0x06,
+
+ [REG_ALARM_SECONDS_REG] = 0x08,
+ [REG_ALARM_MINUTES_REG] = 0x09,
+ [REG_ALARM_HOURS_REG] = 0x0A,
+ [REG_ALARM_DAYS_REG] = 0x0B,
+ [REG_ALARM_MONTHS_REG] = 0x0C,
+ [REG_ALARM_YEARS_REG] = 0x0D,
+
+ [REG_RTC_CTRL_REG] = 0x10,
+ [REG_RTC_STATUS_REG] = 0x11,
+ [REG_RTC_INTERRUPTS_REG] = 0x12,
+
+ [REG_RTC_COMP_LSB_REG] = 0x13,
+ [REG_RTC_COMP_MSB_REG] = 0x14,
+};
/* RTC_CTRL_REG bitfields */
#define BIT_RTC_CTRL_REG_STOP_RTC_M 0x01
@@ -84,31 +132,32 @@
#define ALL_TIME_REGS 6
/*----------------------------------------------------------------------*/
+static u8 *rtc_reg_map;
/*
- * Supports 1 byte read from TWL4030 RTC register.
+ * Supports 1 byte read from TWL RTC register.
*/
-static int twl4030_rtc_read_u8(u8 *data, u8 reg)
+static int twl_rtc_read_u8(u8 *data, u8 reg)
{
int ret;
- ret = twl4030_i2c_read_u8(TWL4030_MODULE_RTC, data, reg);
+ ret = twl_i2c_read_u8(TWL_MODULE_RTC, data, (rtc_reg_map[reg]));
if (ret < 0)
- pr_err("twl4030_rtc: Could not read TWL4030"
+ pr_err("twl_rtc: Could not read TWL"
"register %X - error %d\n", reg, ret);
return ret;
}
/*
- * Supports 1 byte write to TWL4030 RTC registers.
+ * Supports 1 byte write to TWL RTC registers.
*/
-static int twl4030_rtc_write_u8(u8 data, u8 reg)
+static int twl_rtc_write_u8(u8 data, u8 reg)
{
int ret;
- ret = twl4030_i2c_write_u8(TWL4030_MODULE_RTC, data, reg);
+ ret = twl_i2c_write_u8(TWL_MODULE_RTC, data, (rtc_reg_map[reg]));
if (ret < 0)
- pr_err("twl4030_rtc: Could not write TWL4030"
+ pr_err("twl_rtc: Could not write TWL"
"register %X - error %d\n", reg, ret);
return ret;
}
@@ -129,7 +178,7 @@ static int set_rtc_irq_bit(unsigned char bit)
val = rtc_irq_bits | bit;
val &= ~BIT_RTC_INTERRUPTS_REG_EVERY_M;
- ret = twl4030_rtc_write_u8(val, REG_RTC_INTERRUPTS_REG);
+ ret = twl_rtc_write_u8(val, REG_RTC_INTERRUPTS_REG);
if (ret == 0)
rtc_irq_bits = val;
@@ -145,14 +194,14 @@ static int mask_rtc_irq_bit(unsigned char bit)
int ret;
val = rtc_irq_bits & ~bit;
- ret = twl4030_rtc_write_u8(val, REG_RTC_INTERRUPTS_REG);
+ ret = twl_rtc_write_u8(val, REG_RTC_INTERRUPTS_REG);
if (ret == 0)
rtc_irq_bits = val;
return ret;
}
-static int twl4030_rtc_alarm_irq_enable(struct device *dev, unsigned enabled)
+static int twl_rtc_alarm_irq_enable(struct device *dev, unsigned enabled)
{
int ret;
@@ -164,7 +213,7 @@ static int twl4030_rtc_alarm_irq_enable(struct device *dev, unsigned enabled)
return ret;
}
-static int twl4030_rtc_update_irq_enable(struct device *dev, unsigned enabled)
+static int twl_rtc_update_irq_enable(struct device *dev, unsigned enabled)
{
int ret;
@@ -177,7 +226,7 @@ static int twl4030_rtc_update_irq_enable(struct device *dev, unsigned enabled)
}
/*
- * Gets current TWL4030 RTC time and date parameters.
+ * Gets current TWL RTC time and date parameters.
*
* The RTC's time/alarm representation is not what gmtime(3) requires
* Linux to use:
@@ -185,24 +234,24 @@ static int twl4030_rtc_update_irq_enable(struct device *dev, unsigned enabled)
* - Months are 1..12 vs Linux 0-11
* - Years are 0..99 vs Linux 1900..N (we assume 21st century)
*/
-static int twl4030_rtc_read_time(struct device *dev, struct rtc_time *tm)
+static int twl_rtc_read_time(struct device *dev, struct rtc_time *tm)
{
unsigned char rtc_data[ALL_TIME_REGS + 1];
int ret;
u8 save_control;
- ret = twl4030_rtc_read_u8(&save_control, REG_RTC_CTRL_REG);
+ ret = twl_rtc_read_u8(&save_control, REG_RTC_CTRL_REG);
if (ret < 0)
return ret;
save_control |= BIT_RTC_CTRL_REG_GET_TIME_M;
- ret = twl4030_rtc_write_u8(save_control, REG_RTC_CTRL_REG);
+ ret = twl_rtc_write_u8(save_control, REG_RTC_CTRL_REG);
if (ret < 0)
return ret;
- ret = twl4030_i2c_read(TWL4030_MODULE_RTC, rtc_data,
- REG_SECONDS_REG, ALL_TIME_REGS);
+ ret = twl_i2c_read(TWL_MODULE_RTC, rtc_data,
+ (rtc_reg_map[REG_SECONDS_REG]), ALL_TIME_REGS);
if (ret < 0) {
dev_err(dev, "rtc_read_time error %d\n", ret);
@@ -219,7 +268,7 @@ static int twl4030_rtc_read_time(struct device *dev, struct rtc_time *tm)
return ret;
}
-static int twl4030_rtc_set_time(struct device *dev, struct rtc_time *tm)
+static int twl_rtc_set_time(struct device *dev, struct rtc_time *tm)
{
unsigned char save_control;
unsigned char rtc_data[ALL_TIME_REGS + 1];
@@ -233,18 +282,18 @@ static int twl4030_rtc_set_time(struct device *dev, struct rtc_time *tm)
rtc_data[6] = bin2bcd(tm->tm_year - 100);
/* Stop RTC while updating the TC registers */
- ret = twl4030_rtc_read_u8(&save_control, REG_RTC_CTRL_REG);
+ ret = twl_rtc_read_u8(&save_control, REG_RTC_CTRL_REG);
if (ret < 0)
goto out;
save_control &= ~BIT_RTC_CTRL_REG_STOP_RTC_M;
- twl4030_rtc_write_u8(save_control, REG_RTC_CTRL_REG);
+ twl_rtc_write_u8(save_control, REG_RTC_CTRL_REG);
if (ret < 0)
goto out;
/* update all the time registers in one shot */
- ret = twl4030_i2c_write(TWL4030_MODULE_RTC, rtc_data,
- REG_SECONDS_REG, ALL_TIME_REGS);
+ ret = twl_i2c_write(TWL_MODULE_RTC, rtc_data,
+ (rtc_reg_map[REG_SECONDS_REG]), ALL_TIME_REGS);
if (ret < 0) {
dev_err(dev, "rtc_set_time error %d\n", ret);
goto out;
@@ -252,22 +301,22 @@ static int twl4030_rtc_set_time(struct device *dev, struct rtc_time *tm)
/* Start back RTC */
save_control |= BIT_RTC_CTRL_REG_STOP_RTC_M;
- ret = twl4030_rtc_write_u8(save_control, REG_RTC_CTRL_REG);
+ ret = twl_rtc_write_u8(save_control, REG_RTC_CTRL_REG);
out:
return ret;
}
/*
- * Gets current TWL4030 RTC alarm time.
+ * Gets current TWL RTC alarm time.
*/
-static int twl4030_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm)
+static int twl_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm)
{
unsigned char rtc_data[ALL_TIME_REGS + 1];
int ret;
- ret = twl4030_i2c_read(TWL4030_MODULE_RTC, rtc_data,
- REG_ALARM_SECONDS_REG, ALL_TIME_REGS);
+ ret = twl_i2c_read(TWL_MODULE_RTC, rtc_data,
+ (rtc_reg_map[REG_ALARM_SECONDS_REG]), ALL_TIME_REGS);
if (ret < 0) {
dev_err(dev, "rtc_read_alarm error %d\n", ret);
return ret;
@@ -288,12 +337,12 @@ static int twl4030_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm)
return ret;
}
-static int twl4030_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
+static int twl_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
{
unsigned char alarm_data[ALL_TIME_REGS + 1];
int ret;
- ret = twl4030_rtc_alarm_irq_enable(dev, 0);
+ ret = twl_rtc_alarm_irq_enable(dev, 0);
if (ret)
goto out;
@@ -305,20 +354,20 @@ static int twl4030_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
alarm_data[6] = bin2bcd(alm->time.tm_year - 100);
/* update all the alarm registers in one shot */
- ret = twl4030_i2c_write(TWL4030_MODULE_RTC, alarm_data,
- REG_ALARM_SECONDS_REG, ALL_TIME_REGS);
+ ret = twl_i2c_write(TWL_MODULE_RTC, alarm_data,
+ (rtc_reg_map[REG_ALARM_SECONDS_REG]), ALL_TIME_REGS);
if (ret) {
dev_err(dev, "rtc_set_alarm error %d\n", ret);
goto out;
}
if (alm->enabled)
- ret = twl4030_rtc_alarm_irq_enable(dev, 1);
+ ret = twl_rtc_alarm_irq_enable(dev, 1);
out:
return ret;
}
-static irqreturn_t twl4030_rtc_interrupt(int irq, void *rtc)
+static irqreturn_t twl_rtc_interrupt(int irq, void *rtc)
{
unsigned long events = 0;
int ret = IRQ_NONE;
@@ -333,7 +382,7 @@ static irqreturn_t twl4030_rtc_interrupt(int irq, void *rtc)
local_irq_enable();
#endif
- res = twl4030_rtc_read_u8(&rd_reg, REG_RTC_STATUS_REG);
+ res = twl_rtc_read_u8(&rd_reg, REG_RTC_STATUS_REG);
if (res)
goto out;
/*
@@ -347,26 +396,28 @@ static irqreturn_t twl4030_rtc_interrupt(int irq, void *rtc)
else
events |= RTC_IRQF | RTC_UF;
- res = twl4030_rtc_write_u8(rd_reg | BIT_RTC_STATUS_REG_ALARM_M,
+ res = twl_rtc_write_u8(rd_reg | BIT_RTC_STATUS_REG_ALARM_M,
REG_RTC_STATUS_REG);
if (res)
goto out;
- /* Clear on Read enabled. RTC_IT bit of TWL4030_INT_PWR_ISR1
- * needs 2 reads to clear the interrupt. One read is done in
- * do_twl4030_pwrirq(). Doing the second read, to clear
- * the bit.
- *
- * FIXME the reason PWR_ISR1 needs an extra read is that
- * RTC_IF retriggered until we cleared REG_ALARM_M above.
- * But re-reading like this is a bad hack; by doing so we
- * risk wrongly clearing status for some other IRQ (losing
- * the interrupt). Be smarter about handling RTC_UF ...
- */
- res = twl4030_i2c_read_u8(TWL4030_MODULE_INT,
+ if (twl_class_is_4030()) {
+ /* Clear on Read enabled. RTC_IT bit of TWL4030_INT_PWR_ISR1
+ * needs 2 reads to clear the interrupt. One read is done in
+ * do_twl_pwrirq(). Doing the second read, to clear
+ * the bit.
+ *
+ * FIXME the reason PWR_ISR1 needs an extra read is that
+ * RTC_IF retriggered until we cleared REG_ALARM_M above.
+ * But re-reading like this is a bad hack; by doing so we
+ * risk wrongly clearing status for some other IRQ (losing
+ * the interrupt). Be smarter about handling RTC_UF ...
+ */
+ res = twl_i2c_read_u8(TWL4030_MODULE_INT,
&rd_reg, TWL4030_INT_PWR_ISR1);
- if (res)
- goto out;
+ if (res)
+ goto out;
+ }
/* Notify RTC core on event */
rtc_update_irq(rtc, 1, events);
@@ -376,18 +427,18 @@ out:
return ret;
}
-static struct rtc_class_ops twl4030_rtc_ops = {
- .read_time = twl4030_rtc_read_time,
- .set_time = twl4030_rtc_set_time,
- .read_alarm = twl4030_rtc_read_alarm,
- .set_alarm = twl4030_rtc_set_alarm,
- .alarm_irq_enable = twl4030_rtc_alarm_irq_enable,
- .update_irq_enable = twl4030_rtc_update_irq_enable,
+static struct rtc_class_ops twl_rtc_ops = {
+ .read_time = twl_rtc_read_time,
+ .set_time = twl_rtc_set_time,
+ .read_alarm = twl_rtc_read_alarm,
+ .set_alarm = twl_rtc_set_alarm,
+ .alarm_irq_enable = twl_rtc_alarm_irq_enable,
+ .update_irq_enable = twl_rtc_update_irq_enable,
};
/*----------------------------------------------------------------------*/
-static int __devinit twl4030_rtc_probe(struct platform_device *pdev)
+static int __devinit twl_rtc_probe(struct platform_device *pdev)
{
struct rtc_device *rtc;
int ret = 0;
@@ -398,7 +449,7 @@ static int __devinit twl4030_rtc_probe(struct platform_device *pdev)
return -EINVAL;
rtc = rtc_device_register(pdev->name,
- &pdev->dev, &twl4030_rtc_ops, THIS_MODULE);
+ &pdev->dev, &twl_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc)) {
ret = PTR_ERR(rtc);
dev_err(&pdev->dev, "can't register RTC device, err %ld\n",
@@ -409,7 +460,7 @@ static int __devinit twl4030_rtc_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, rtc);
- ret = twl4030_rtc_read_u8(&rd_reg, REG_RTC_STATUS_REG);
+ ret = twl_rtc_read_u8(&rd_reg, REG_RTC_STATUS_REG);
if (ret < 0)
goto out1;
@@ -420,11 +471,11 @@ static int __devinit twl4030_rtc_probe(struct platform_device *pdev)
dev_warn(&pdev->dev, "Pending Alarm interrupt detected.\n");
/* Clear RTC Power up reset and pending alarm interrupts */
- ret = twl4030_rtc_write_u8(rd_reg, REG_RTC_STATUS_REG);
+ ret = twl_rtc_write_u8(rd_reg, REG_RTC_STATUS_REG);
if (ret < 0)
goto out1;
- ret = request_irq(irq, twl4030_rtc_interrupt,
+ ret = request_irq(irq, twl_rtc_interrupt,
IRQF_TRIGGER_RISING,
dev_name(&rtc->dev), rtc);
if (ret < 0) {
@@ -432,21 +483,28 @@ static int __devinit twl4030_rtc_probe(struct platform_device *pdev)
goto out1;
}
+ if (twl_class_is_6030()) {
+ twl6030_interrupt_unmask(TWL6030_RTC_INT_MASK,
+ REG_INT_MSK_LINE_A);
+ twl6030_interrupt_unmask(TWL6030_RTC_INT_MASK,
+ REG_INT_MSK_STS_A);
+ }
+
/* Check RTC module status, Enable if it is off */
- ret = twl4030_rtc_read_u8(&rd_reg, REG_RTC_CTRL_REG);
+ ret = twl_rtc_read_u8(&rd_reg, REG_RTC_CTRL_REG);
if (ret < 0)
goto out2;
if (!(rd_reg & BIT_RTC_CTRL_REG_STOP_RTC_M)) {
- dev_info(&pdev->dev, "Enabling TWL4030-RTC.\n");
+ dev_info(&pdev->dev, "Enabling TWL-RTC.\n");
rd_reg = BIT_RTC_CTRL_REG_STOP_RTC_M;
- ret = twl4030_rtc_write_u8(rd_reg, REG_RTC_CTRL_REG);
+ ret = twl_rtc_write_u8(rd_reg, REG_RTC_CTRL_REG);
if (ret < 0)
goto out2;
}
/* init cached IRQ enable bits */
- ret = twl4030_rtc_read_u8(&rtc_irq_bits, REG_RTC_INTERRUPTS_REG);
+ ret = twl_rtc_read_u8(&rtc_irq_bits, REG_RTC_INTERRUPTS_REG);
if (ret < 0)
goto out2;
@@ -461,10 +519,10 @@ out0:
}
/*
- * Disable all TWL4030 RTC module interrupts.
+ * Disable all TWL RTC module interrupts.
* Sets status flag to free.
*/
-static int __devexit twl4030_rtc_remove(struct platform_device *pdev)
+static int __devexit twl_rtc_remove(struct platform_device *pdev)
{
/* leave rtc running, but disable irqs */
struct rtc_device *rtc = platform_get_drvdata(pdev);
@@ -472,6 +530,13 @@ static int __devexit twl4030_rtc_remove(struct platform_device *pdev)
mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_ALARM_M);
mask_rtc_irq_bit(BIT_RTC_INTERRUPTS_REG_IT_TIMER_M);
+ if (twl_class_is_6030()) {
+ twl6030_interrupt_mask(TWL6030_RTC_INT_MASK,
+ REG_INT_MSK_LINE_A);
+ twl6030_interrupt_mask(TWL6030_RTC_INT_MASK,
+ REG_INT_MSK_STS_A);
+ }
+
free_irq(irq, rtc);
@@ -480,7 +545,7 @@ static int __devexit twl4030_rtc_remove(struct platform_device *pdev)
return 0;
}
-static void twl4030_rtc_shutdown(struct platform_device *pdev)
+static void twl_rtc_shutdown(struct platform_device *pdev)
{
/* mask timer interrupts, but leave alarm interrupts on to enable
power-on when alarm is triggered */
@@ -491,7 +556,7 @@ static void twl4030_rtc_shutdown(struct platform_device *pdev)
static unsigned char irqstat;
-static int twl4030_rtc_suspend(struct platform_device *pdev, pm_message_t state)
+static int twl_rtc_suspend(struct platform_device *pdev, pm_message_t state)
{
irqstat = rtc_irq_bits;
@@ -499,42 +564,47 @@ static int twl4030_rtc_suspend(struct platform_device *pdev, pm_message_t state)
return 0;
}
-static int twl4030_rtc_resume(struct platform_device *pdev)
+static int twl_rtc_resume(struct platform_device *pdev)
{
set_rtc_irq_bit(irqstat);
return 0;
}
#else
-#define twl4030_rtc_suspend NULL
-#define twl4030_rtc_resume NULL
+#define twl_rtc_suspend NULL
+#define twl_rtc_resume NULL
#endif
-MODULE_ALIAS("platform:twl4030_rtc");
+MODULE_ALIAS("platform:twl_rtc");
static struct platform_driver twl4030rtc_driver = {
- .probe = twl4030_rtc_probe,
- .remove = __devexit_p(twl4030_rtc_remove),
- .shutdown = twl4030_rtc_shutdown,
- .suspend = twl4030_rtc_suspend,
- .resume = twl4030_rtc_resume,
+ .probe = twl_rtc_probe,
+ .remove = __devexit_p(twl_rtc_remove),
+ .shutdown = twl_rtc_shutdown,
+ .suspend = twl_rtc_suspend,
+ .resume = twl_rtc_resume,
.driver = {
.owner = THIS_MODULE,
- .name = "twl4030_rtc",
+ .name = "twl_rtc",
},
};
-static int __init twl4030_rtc_init(void)
+static int __init twl_rtc_init(void)
{
+ if (twl_class_is_4030())
+ rtc_reg_map = (u8 *) twl4030_rtc_reg_map;
+ else
+ rtc_reg_map = (u8 *) twl6030_rtc_reg_map;
+
return platform_driver_register(&twl4030rtc_driver);
}
-module_init(twl4030_rtc_init);
+module_init(twl_rtc_init);
-static void __exit twl4030_rtc_exit(void)
+static void __exit twl_rtc_exit(void)
{
platform_driver_unregister(&twl4030rtc_driver);
}
-module_exit(twl4030_rtc_exit);
+module_exit(twl_rtc_exit);
MODULE_AUTHOR("Texas Instruments, MontaVista Software");
MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index c91edc572eb6..f16486635a8e 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -315,9 +315,9 @@ static int wm8350_rtc_update_irq_enable(struct device *dev,
return 0;
}
-static void wm8350_rtc_alarm_handler(struct wm8350 *wm8350, int irq,
- void *data)
+static irqreturn_t wm8350_rtc_alarm_handler(int irq, void *data)
{
+ struct wm8350 *wm8350 = data;
struct rtc_device *rtc = wm8350->rtc.rtc;
int ret;
@@ -330,14 +330,18 @@ static void wm8350_rtc_alarm_handler(struct wm8350 *wm8350, int irq,
dev_err(&(wm8350->rtc.pdev->dev),
"Failed to disable alarm: %d\n", ret);
}
+
+ return IRQ_HANDLED;
}
-static void wm8350_rtc_update_handler(struct wm8350 *wm8350, int irq,
- void *data)
+static irqreturn_t wm8350_rtc_update_handler(int irq, void *data)
{
+ struct wm8350 *wm8350 = data;
struct rtc_device *rtc = wm8350->rtc.rtc;
rtc_update_irq(rtc, 1, RTC_IRQF | RTC_UF);
+
+ return IRQ_HANDLED;
}
static const struct rtc_class_ops wm8350_rtc_ops = {
@@ -455,15 +459,14 @@ static int wm8350_rtc_probe(struct platform_device *pdev)
return ret;
}
- wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
- wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_PER);
-
wm8350_register_irq(wm8350, WM8350_IRQ_RTC_SEC,
- wm8350_rtc_update_handler, NULL);
+ wm8350_rtc_update_handler, 0,
+ "RTC Seconds", wm8350);
+ wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350_register_irq(wm8350, WM8350_IRQ_RTC_ALM,
- wm8350_rtc_alarm_handler, NULL);
- wm8350_unmask_irq(wm8350, WM8350_IRQ_RTC_ALM);
+ wm8350_rtc_alarm_handler, 0,
+ "RTC Alarm", wm8350);
return 0;
}
@@ -473,8 +476,6 @@ static int __devexit wm8350_rtc_remove(struct platform_device *pdev)
struct wm8350 *wm8350 = platform_get_drvdata(pdev);
struct wm8350_rtc *wm_rtc = &wm8350->rtc;
- wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
-
wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC);
wm8350_free_irq(wm8350, WM8350_IRQ_RTC_ALM);
diff --git a/drivers/usb/otg/twl4030-usb.c b/drivers/usb/otg/twl4030-usb.c
index bd9883f41e63..2be9f2fa41f9 100644
--- a/drivers/usb/otg/twl4030-usb.c
+++ b/drivers/usb/otg/twl4030-usb.c
@@ -33,7 +33,7 @@
#include <linux/io.h>
#include <linux/delay.h>
#include <linux/usb/otg.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
#include <linux/regulator/consumer.h>
#include <linux/err.h>
@@ -276,16 +276,16 @@ static int twl4030_i2c_write_u8_verify(struct twl4030_usb *twl,
{
u8 check;
- if ((twl4030_i2c_write_u8(module, data, address) >= 0) &&
- (twl4030_i2c_read_u8(module, &check, address) >= 0) &&
+ if ((twl_i2c_write_u8(module, data, address) >= 0) &&
+ (twl_i2c_read_u8(module, &check, address) >= 0) &&
(check == data))
return 0;
dev_dbg(twl->dev, "Write%d[%d,0x%x] wrote %02x but read %02x\n",
1, module, address, check, data);
/* Failed once: Try again */
- if ((twl4030_i2c_write_u8(module, data, address) >= 0) &&
- (twl4030_i2c_read_u8(module, &check, address) >= 0) &&
+ if ((twl_i2c_write_u8(module, data, address) >= 0) &&
+ (twl_i2c_read_u8(module, &check, address) >= 0) &&
(check == data))
return 0;
dev_dbg(twl->dev, "Write%d[%d,0x%x] wrote %02x but read %02x\n",
@@ -303,7 +303,7 @@ static inline int twl4030_usb_write(struct twl4030_usb *twl,
{
int ret = 0;
- ret = twl4030_i2c_write_u8(TWL4030_MODULE_USB, data, address);
+ ret = twl_i2c_write_u8(TWL4030_MODULE_USB, data, address);
if (ret < 0)
dev_dbg(twl->dev,
"TWL4030:USB:Write[0x%x] Error %d\n", address, ret);
@@ -315,7 +315,7 @@ static inline int twl4030_readb(struct twl4030_usb *twl, u8 module, u8 address)
u8 data;
int ret = 0;
- ret = twl4030_i2c_read_u8(module, &data, address);
+ ret = twl_i2c_read_u8(module, &data, address);
if (ret >= 0)
ret = data;
else
@@ -462,7 +462,7 @@ static void twl4030_phy_power(struct twl4030_usb *twl, int on)
* SLEEP. We work around this by clearing the bit after usv3v1
* is re-activated. This ensures that VUSB3V1 is really active.
*/
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0,
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0,
VUSB_DEDICATED2);
regulator_enable(twl->usb1v5);
pwr &= ~PHY_PWR_PHYPWD;
@@ -505,44 +505,44 @@ static void twl4030_phy_resume(struct twl4030_usb *twl)
static int twl4030_usb_ldo_init(struct twl4030_usb *twl)
{
/* Enable writing to power configuration registers */
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0xC0, PROTECT_KEY);
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0x0C, PROTECT_KEY);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0xC0, PROTECT_KEY);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0x0C, PROTECT_KEY);
/* put VUSB3V1 LDO in active state */
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB_DEDICATED2);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB_DEDICATED2);
/* input to VUSB3V1 LDO is from VBAT, not VBUS */
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x14, VUSB_DEDICATED1);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0x14, VUSB_DEDICATED1);
/* Initialize 3.1V regulator */
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB3V1_DEV_GRP);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB3V1_DEV_GRP);
twl->usb3v1 = regulator_get(twl->dev, "usb3v1");
if (IS_ERR(twl->usb3v1))
return -ENODEV;
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB3V1_TYPE);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB3V1_TYPE);
/* Initialize 1.5V regulator */
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V5_DEV_GRP);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V5_DEV_GRP);
twl->usb1v5 = regulator_get(twl->dev, "usb1v5");
if (IS_ERR(twl->usb1v5))
goto fail1;
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V5_TYPE);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V5_TYPE);
/* Initialize 1.8V regulator */
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V8_DEV_GRP);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V8_DEV_GRP);
twl->usb1v8 = regulator_get(twl->dev, "usb1v8");
if (IS_ERR(twl->usb1v8))
goto fail2;
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V8_TYPE);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, 0, VUSB1V8_TYPE);
/* disable access to power configuration registers */
- twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0, PROTECT_KEY);
+ twl_i2c_write_u8(TWL4030_MODULE_PM_MASTER, 0, PROTECT_KEY);
return 0;
diff --git a/drivers/video/backlight/adp5520_bl.c b/drivers/video/backlight/adp5520_bl.c
index ad05da5ba3c7..4c10edecfb66 100644
--- a/drivers/video/backlight/adp5520_bl.c
+++ b/drivers/video/backlight/adp5520_bl.c
@@ -15,7 +15,7 @@
struct adp5520_bl {
struct device *master;
- struct adp5520_backlight_platfrom_data *pdata;
+ struct adp5520_backlight_platform_data *pdata;
struct mutex lock;
unsigned long cached_daylight_max;
int id;
@@ -31,29 +31,30 @@ static int adp5520_bl_set(struct backlight_device *bl, int brightness)
if (data->pdata->en_ambl_sens) {
if ((brightness > 0) && (brightness < ADP5020_MAX_BRIGHTNESS)) {
/* Disable Ambient Light auto adjust */
- ret |= adp5520_clr_bits(master, BL_CONTROL,
- BL_AUTO_ADJ);
- ret |= adp5520_write(master, DAYLIGHT_MAX, brightness);
+ ret |= adp5520_clr_bits(master, ADP5520_BL_CONTROL,
+ ADP5520_BL_AUTO_ADJ);
+ ret |= adp5520_write(master, ADP5520_DAYLIGHT_MAX,
+ brightness);
} else {
/*
* MAX_BRIGHTNESS -> Enable Ambient Light auto adjust
* restore daylight l3 sysfs brightness
*/
- ret |= adp5520_write(master, DAYLIGHT_MAX,
+ ret |= adp5520_write(master, ADP5520_DAYLIGHT_MAX,
data->cached_daylight_max);
- ret |= adp5520_set_bits(master, BL_CONTROL,
- BL_AUTO_ADJ);
+ ret |= adp5520_set_bits(master, ADP5520_BL_CONTROL,
+ ADP5520_BL_AUTO_ADJ);
}
} else {
- ret |= adp5520_write(master, DAYLIGHT_MAX, brightness);
+ ret |= adp5520_write(master, ADP5520_DAYLIGHT_MAX, brightness);
}
if (data->current_brightness && brightness == 0)
ret |= adp5520_set_bits(master,
- MODE_STATUS, DIM_EN);
+ ADP5520_MODE_STATUS, ADP5520_DIM_EN);
else if (data->current_brightness == 0 && brightness)
ret |= adp5520_clr_bits(master,
- MODE_STATUS, DIM_EN);
+ ADP5520_MODE_STATUS, ADP5520_DIM_EN);
if (!ret)
data->current_brightness = brightness;
@@ -79,7 +80,7 @@ static int adp5520_bl_get_brightness(struct backlight_device *bl)
int error;
uint8_t reg_val;
- error = adp5520_read(data->master, BL_VALUE, &reg_val);
+ error = adp5520_read(data->master, ADP5520_BL_VALUE, &reg_val);
return error ? data->current_brightness : reg_val;
}
@@ -93,33 +94,46 @@ static int adp5520_bl_setup(struct backlight_device *bl)
{
struct adp5520_bl *data = bl_get_data(bl);
struct device *master = data->master;
- struct adp5520_backlight_platfrom_data *pdata = data->pdata;
+ struct adp5520_backlight_platform_data *pdata = data->pdata;
int ret = 0;
- ret |= adp5520_write(master, DAYLIGHT_MAX, pdata->l1_daylight_max);
- ret |= adp5520_write(master, DAYLIGHT_DIM, pdata->l1_daylight_dim);
+ ret |= adp5520_write(master, ADP5520_DAYLIGHT_MAX,
+ pdata->l1_daylight_max);
+ ret |= adp5520_write(master, ADP5520_DAYLIGHT_DIM,
+ pdata->l1_daylight_dim);
if (pdata->en_ambl_sens) {
data->cached_daylight_max = pdata->l1_daylight_max;
- ret |= adp5520_write(master, OFFICE_MAX, pdata->l2_office_max);
- ret |= adp5520_write(master, OFFICE_DIM, pdata->l2_office_dim);
- ret |= adp5520_write(master, DARK_MAX, pdata->l3_dark_max);
- ret |= adp5520_write(master, DARK_DIM, pdata->l3_dark_dim);
- ret |= adp5520_write(master, L2_TRIP, pdata->l2_trip);
- ret |= adp5520_write(master, L2_HYS, pdata->l2_hyst);
- ret |= adp5520_write(master, L3_TRIP, pdata->l3_trip);
- ret |= adp5520_write(master, L3_HYS, pdata->l3_hyst);
- ret |= adp5520_write(master, ALS_CMPR_CFG,
- ALS_CMPR_CFG_VAL(pdata->abml_filt, L3_EN));
+ ret |= adp5520_write(master, ADP5520_OFFICE_MAX,
+ pdata->l2_office_max);
+ ret |= adp5520_write(master, ADP5520_OFFICE_DIM,
+ pdata->l2_office_dim);
+ ret |= adp5520_write(master, ADP5520_DARK_MAX,
+ pdata->l3_dark_max);
+ ret |= adp5520_write(master, ADP5520_DARK_DIM,
+ pdata->l3_dark_dim);
+ ret |= adp5520_write(master, ADP5520_L2_TRIP,
+ pdata->l2_trip);
+ ret |= adp5520_write(master, ADP5520_L2_HYS,
+ pdata->l2_hyst);
+ ret |= adp5520_write(master, ADP5520_L3_TRIP,
+ pdata->l3_trip);
+ ret |= adp5520_write(master, ADP5520_L3_HYS,
+ pdata->l3_hyst);
+ ret |= adp5520_write(master, ADP5520_ALS_CMPR_CFG,
+ ALS_CMPR_CFG_VAL(pdata->abml_filt,
+ ADP5520_L3_EN));
}
- ret |= adp5520_write(master, BL_CONTROL,
- BL_CTRL_VAL(pdata->fade_led_law, pdata->en_ambl_sens));
+ ret |= adp5520_write(master, ADP5520_BL_CONTROL,
+ BL_CTRL_VAL(pdata->fade_led_law,
+ pdata->en_ambl_sens));
- ret |= adp5520_write(master, BL_FADE, FADE_VAL(pdata->fade_in,
+ ret |= adp5520_write(master, ADP5520_BL_FADE, FADE_VAL(pdata->fade_in,
pdata->fade_out));
- ret |= adp5520_set_bits(master, MODE_STATUS, BL_EN | DIM_EN);
+ ret |= adp5520_set_bits(master, ADP5520_MODE_STATUS,
+ ADP5520_BL_EN | ADP5520_DIM_EN);
return ret;
}
@@ -156,29 +170,31 @@ static ssize_t adp5520_store(struct device *dev, const char *buf,
}
static ssize_t adp5520_bl_dark_max_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+ struct device_attribute *attr, char *buf)
{
- return adp5520_show(dev, buf, DARK_MAX);
+ return adp5520_show(dev, buf, ADP5520_DARK_MAX);
}
static ssize_t adp5520_bl_dark_max_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- return adp5520_store(dev, buf, count, DARK_MAX);
+ return adp5520_store(dev, buf, count, ADP5520_DARK_MAX);
}
static DEVICE_ATTR(dark_max, 0664, adp5520_bl_dark_max_show,
adp5520_bl_dark_max_store);
static ssize_t adp5520_bl_office_max_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+ struct device_attribute *attr, char *buf)
{
- return adp5520_show(dev, buf, OFFICE_MAX);
+ return adp5520_show(dev, buf, ADP5520_OFFICE_MAX);
}
static ssize_t adp5520_bl_office_max_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- return adp5520_store(dev, buf, count, OFFICE_MAX);
+ return adp5520_store(dev, buf, count, ADP5520_OFFICE_MAX);
}
static DEVICE_ATTR(office_max, 0664, adp5520_bl_office_max_show,
adp5520_bl_office_max_store);
@@ -186,16 +202,17 @@ static DEVICE_ATTR(office_max, 0664, adp5520_bl_office_max_show,
static ssize_t adp5520_bl_daylight_max_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return adp5520_show(dev, buf, DAYLIGHT_MAX);
+ return adp5520_show(dev, buf, ADP5520_DAYLIGHT_MAX);
}
static ssize_t adp5520_bl_daylight_max_store(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
struct adp5520_bl *data = dev_get_drvdata(dev);
strict_strtoul(buf, 10, &data->cached_daylight_max);
- return adp5520_store(dev, buf, count, DAYLIGHT_MAX);
+ return adp5520_store(dev, buf, count, ADP5520_DAYLIGHT_MAX);
}
static DEVICE_ATTR(daylight_max, 0664, adp5520_bl_daylight_max_show,
adp5520_bl_daylight_max_store);
@@ -203,14 +220,14 @@ static DEVICE_ATTR(daylight_max, 0664, adp5520_bl_daylight_max_show,
static ssize_t adp5520_bl_dark_dim_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return adp5520_show(dev, buf, DARK_DIM);
+ return adp5520_show(dev, buf, ADP5520_DARK_DIM);
}
static ssize_t adp5520_bl_dark_dim_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- return adp5520_store(dev, buf, count, DARK_DIM);
+ return adp5520_store(dev, buf, count, ADP5520_DARK_DIM);
}
static DEVICE_ATTR(dark_dim, 0664, adp5520_bl_dark_dim_show,
adp5520_bl_dark_dim_store);
@@ -218,29 +235,29 @@ static DEVICE_ATTR(dark_dim, 0664, adp5520_bl_dark_dim_show,
static ssize_t adp5520_bl_office_dim_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- return adp5520_show(dev, buf, OFFICE_DIM);
+ return adp5520_show(dev, buf, ADP5520_OFFICE_DIM);
}
static ssize_t adp5520_bl_office_dim_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- return adp5520_store(dev, buf, count, OFFICE_DIM);
+ return adp5520_store(dev, buf, count, ADP5520_OFFICE_DIM);
}
static DEVICE_ATTR(office_dim, 0664, adp5520_bl_office_dim_show,
adp5520_bl_office_dim_store);
static ssize_t adp5520_bl_daylight_dim_show(struct device *dev,
- struct device_attribute *attr, char *buf)
+ struct device_attribute *attr, char *buf)
{
- return adp5520_show(dev, buf, DAYLIGHT_DIM);
+ return adp5520_show(dev, buf, ADP5520_DAYLIGHT_DIM);
}
static ssize_t adp5520_bl_daylight_dim_store(struct device *dev,
- struct device_attribute *attr,
- const char *buf, size_t count)
+ struct device_attribute *attr,
+ const char *buf, size_t count)
{
- return adp5520_store(dev, buf, count, DAYLIGHT_DIM);
+ return adp5520_store(dev, buf, count, ADP5520_DAYLIGHT_DIM);
}
static DEVICE_ATTR(daylight_dim, 0664, adp5520_bl_daylight_dim_show,
adp5520_bl_daylight_dim_store);
@@ -316,7 +333,7 @@ static int __devexit adp5520_bl_remove(struct platform_device *pdev)
struct backlight_device *bl = platform_get_drvdata(pdev);
struct adp5520_bl *data = bl_get_data(bl);
- adp5520_clr_bits(data->master, MODE_STATUS, BL_EN);
+ adp5520_clr_bits(data->master, ADP5520_MODE_STATUS, ADP5520_BL_EN);
if (data->pdata->en_ambl_sens)
sysfs_remove_group(&bl->dev.kobj,
diff --git a/drivers/video/omap/lcd_2430sdp.c b/drivers/video/omap/lcd_2430sdp.c
index 760645d9dbb6..e3eccc9af78e 100644
--- a/drivers/video/omap/lcd_2430sdp.c
+++ b/drivers/video/omap/lcd_2430sdp.c
@@ -25,7 +25,7 @@
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
#include <plat/mux.h>
#include <asm/mach-types.h>
@@ -52,7 +52,7 @@ static unsigned enable_gpio;
#define TWL4030_VPLL2_DEV_GRP 0x33
#define TWL4030_VPLL2_DEDICATED 0x36
-#define t2_out(c, r, v) twl4030_i2c_write_u8(c, r, v)
+#define t2_out(c, r, v) twl_i2c_write_u8(c, r, v)
static int sdp2430_panel_init(struct lcd_panel *panel,
diff --git a/drivers/watchdog/twl4030_wdt.c b/drivers/watchdog/twl4030_wdt.c
index cb46556f2973..8162a40d1522 100644
--- a/drivers/watchdog/twl4030_wdt.c
+++ b/drivers/watchdog/twl4030_wdt.c
@@ -26,7 +26,7 @@
#include <linux/platform_device.h>
#include <linux/miscdevice.h>
#include <linux/uaccess.h>
-#include <linux/i2c/twl4030.h>
+#include <linux/i2c/twl.h>
#define TWL4030_WATCHDOG_CFG_REG_OFFS 0x3
@@ -48,7 +48,7 @@ MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started "
static int twl4030_wdt_write(unsigned char val)
{
- return twl4030_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, val,
+ return twl_i2c_write_u8(TWL4030_MODULE_PM_RECEIVER, val,
TWL4030_WATCHDOG_CFG_REG_OFFS);
}