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authorBen Dooks <ben-linux@fluff.org>2010-10-30 00:46:34 +0100
committerBen Dooks <ben-linux@fluff.org>2010-10-30 00:46:34 +0100
commit8f08bfd4777a2953d18db756938d90a5b532eb1a (patch)
treee2baa815636d7e11073ffed2d4cce64ee39e8d9f /arch
parentb18cae4224bde7e5a332c19bc99247b2098ea232 (diff)
parent2cc857ffec1e7540155c5ab90e622e5acc28d136 (diff)
downloadlinux-8f08bfd4777a2953d18db756938d90a5b532eb1a.tar.bz2
ARM: Merge for-2637/s3c24xx/rx1950
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-s3c2440/mach-rx1950.c218
1 files changed, 212 insertions, 6 deletions
diff --git a/arch/arm/mach-s3c2440/mach-rx1950.c b/arch/arm/mach-s3c2440/mach-rx1950.c
index 32019bd9db3b..e0622bbb6dfa 100644
--- a/arch/arm/mach-s3c2440/mach-rx1950.c
+++ b/arch/arm/mach-s3c2440/mach-rx1950.c
@@ -25,8 +25,12 @@
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/sysdev.h>
+#include <linux/pda_power.h>
#include <linux/pwm_backlight.h>
#include <linux/pwm.h>
+#include <linux/s3c_adc_battery.h>
+#include <linux/leds.h>
+#include <linux/i2c.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
@@ -55,6 +59,8 @@
#include <plat/irq.h>
#include <plat/ts.h>
+#include <sound/uda1380.h>
+
#define LCD_PWM_PERIOD 192960
#define LCD_PWM_DUTY 127353
@@ -127,6 +133,193 @@ static struct s3c2410fb_display rx1950_display = {
};
+static int power_supply_init(struct device *dev)
+{
+ return gpio_request(S3C2410_GPF(2), "cable plugged");
+}
+
+static int rx1950_is_ac_online(void)
+{
+ return !gpio_get_value(S3C2410_GPF(2));
+}
+
+static void power_supply_exit(struct device *dev)
+{
+ gpio_free(S3C2410_GPF(2));
+}
+
+static char *rx1950_supplicants[] = {
+ "main-battery"
+};
+
+static struct pda_power_pdata power_supply_info = {
+ .init = power_supply_init,
+ .is_ac_online = rx1950_is_ac_online,
+ .exit = power_supply_exit,
+ .supplied_to = rx1950_supplicants,
+ .num_supplicants = ARRAY_SIZE(rx1950_supplicants),
+};
+
+static struct resource power_supply_resources[] = {
+ [0] = {
+ .name = "ac",
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE |
+ IORESOURCE_IRQ_HIGHEDGE,
+ .start = IRQ_EINT2,
+ .end = IRQ_EINT2,
+ },
+};
+
+static struct platform_device power_supply = {
+ .name = "pda-power",
+ .id = -1,
+ .dev = {
+ .platform_data =
+ &power_supply_info,
+ },
+ .resource = power_supply_resources,
+ .num_resources = ARRAY_SIZE(power_supply_resources),
+};
+
+static const struct s3c_adc_bat_thresh bat_lut_noac[] = {
+ { .volt = 4100, .cur = 156, .level = 100},
+ { .volt = 4050, .cur = 156, .level = 95},
+ { .volt = 4025, .cur = 141, .level = 90},
+ { .volt = 3995, .cur = 144, .level = 85},
+ { .volt = 3957, .cur = 162, .level = 80},
+ { .volt = 3931, .cur = 147, .level = 75},
+ { .volt = 3902, .cur = 147, .level = 70},
+ { .volt = 3863, .cur = 153, .level = 65},
+ { .volt = 3838, .cur = 150, .level = 60},
+ { .volt = 3800, .cur = 153, .level = 55},
+ { .volt = 3765, .cur = 153, .level = 50},
+ { .volt = 3748, .cur = 172, .level = 45},
+ { .volt = 3740, .cur = 153, .level = 40},
+ { .volt = 3714, .cur = 175, .level = 35},
+ { .volt = 3710, .cur = 156, .level = 30},
+ { .volt = 3963, .cur = 156, .level = 25},
+ { .volt = 3672, .cur = 178, .level = 20},
+ { .volt = 3651, .cur = 178, .level = 15},
+ { .volt = 3629, .cur = 178, .level = 10},
+ { .volt = 3612, .cur = 162, .level = 5},
+ { .volt = 3605, .cur = 162, .level = 0},
+};
+
+static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
+ { .volt = 4200, .cur = 0, .level = 100},
+ { .volt = 4190, .cur = 0, .level = 99},
+ { .volt = 4178, .cur = 0, .level = 95},
+ { .volt = 4110, .cur = 0, .level = 70},
+ { .volt = 4076, .cur = 0, .level = 65},
+ { .volt = 4046, .cur = 0, .level = 60},
+ { .volt = 4021, .cur = 0, .level = 55},
+ { .volt = 3999, .cur = 0, .level = 50},
+ { .volt = 3982, .cur = 0, .level = 45},
+ { .volt = 3965, .cur = 0, .level = 40},
+ { .volt = 3957, .cur = 0, .level = 35},
+ { .volt = 3948, .cur = 0, .level = 30},
+ { .volt = 3936, .cur = 0, .level = 25},
+ { .volt = 3927, .cur = 0, .level = 20},
+ { .volt = 3906, .cur = 0, .level = 15},
+ { .volt = 3880, .cur = 0, .level = 10},
+ { .volt = 3829, .cur = 0, .level = 5},
+ { .volt = 3820, .cur = 0, .level = 0},
+};
+
+int rx1950_bat_init(void)
+{
+ int ret;
+
+ ret = gpio_request(S3C2410_GPJ(2), "rx1950-charger-enable-1");
+ if (ret)
+ goto err_gpio1;
+ ret = gpio_request(S3C2410_GPJ(3), "rx1950-charger-enable-2");
+ if (ret)
+ goto err_gpio2;
+
+ return 0;
+
+err_gpio2:
+ gpio_free(S3C2410_GPJ(2));
+err_gpio1:
+ return ret;
+}
+
+void rx1950_bat_exit(void)
+{
+ gpio_free(S3C2410_GPJ(2));
+ gpio_free(S3C2410_GPJ(3));
+}
+
+void rx1950_enable_charger(void)
+{
+ gpio_direction_output(S3C2410_GPJ(2), 1);
+ gpio_direction_output(S3C2410_GPJ(3), 1);
+}
+
+void rx1950_disable_charger(void)
+{
+ gpio_direction_output(S3C2410_GPJ(2), 0);
+ gpio_direction_output(S3C2410_GPJ(3), 0);
+}
+
+static struct gpio_led rx1950_leds_desc[] = {
+ {
+ .name = "Green",
+ .default_trigger = "main-battery-charging-or-full",
+ .gpio = S3C2410_GPA(6),
+ },
+ {
+ .name = "Red",
+ .default_trigger = "main-battery-full",
+ .gpio = S3C2410_GPA(7),
+ },
+ {
+ .name = "Blue",
+ .default_trigger = "rx1950-acx-mem",
+ .gpio = S3C2410_GPA(11),
+ },
+};
+
+static struct gpio_led_platform_data rx1950_leds_pdata = {
+ .num_leds = ARRAY_SIZE(rx1950_leds_desc),
+ .leds = rx1950_leds_desc,
+};
+
+static struct platform_device rx1950_leds = {
+ .name = "leds-gpio",
+ .id = -1,
+ .dev = {
+ .platform_data = &rx1950_leds_pdata,
+ },
+};
+
+static struct s3c_adc_bat_pdata rx1950_bat_cfg = {
+ .init = rx1950_bat_init,
+ .exit = rx1950_bat_exit,
+ .enable_charger = rx1950_enable_charger,
+ .disable_charger = rx1950_disable_charger,
+ .gpio_charge_finished = S3C2410_GPF(3),
+ .lut_noac = bat_lut_noac,
+ .lut_noac_cnt = ARRAY_SIZE(bat_lut_noac),
+ .lut_acin = bat_lut_acin,
+ .lut_acin_cnt = ARRAY_SIZE(bat_lut_acin),
+ .volt_channel = 0,
+ .current_channel = 1,
+ .volt_mult = 4235,
+ .current_mult = 2900,
+ .internal_impedance = 200,
+};
+
+static struct platform_device rx1950_battery = {
+ .name = "s3c-adc-battery",
+ .id = -1,
+ .dev = {
+ .parent = &s3c_device_adc.dev,
+ .platform_data = &rx1950_bat_cfg,
+ },
+};
+
static struct s3c2410fb_mach_info rx1950_lcd_cfg = {
.displays = &rx1950_display,
.num_displays = 1,
@@ -481,11 +674,17 @@ static struct platform_device rx1950_device_gpiokeys = {
.dev.platform_data = &rx1950_gpio_keys_data,
};
-static struct s3c2410_platform_i2c rx1950_i2c_data = {
- .flags = 0,
- .slave_addr = 0x42,
- .frequency = 400 * 1000,
- .sda_delay = S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON,
+static struct uda1380_platform_data uda1380_info = {
+ .gpio_power = S3C2410_GPJ(0),
+ .gpio_reset = S3C2410_GPD(0),
+ .dac_clk = UDA1380_DAC_CLK_SYSCLK,
+};
+
+static struct i2c_board_info rx1950_i2c_devices[] = {
+ {
+ I2C_BOARD_INFO("uda1380", 0x1a),
+ .platform_data = &uda1380_info,
+ },
};
static struct platform_device *rx1950_devices[] __initdata = {
@@ -493,6 +692,7 @@ static struct platform_device *rx1950_devices[] __initdata = {
&s3c_device_wdt,
&s3c_device_i2c0,
&s3c_device_iis,
+ &s3c_device_pcm,
&s3c_device_usbgadget,
&s3c_device_rtc,
&s3c_device_nand,
@@ -503,6 +703,9 @@ static struct platform_device *rx1950_devices[] __initdata = {
&s3c_device_timer[1],
&rx1950_backlight,
&rx1950_device_gpiokeys,
+ &power_supply,
+ &rx1950_battery,
+ &rx1950_leds,
};
static struct clk *rx1950_clocks[] __initdata = {
@@ -538,7 +741,7 @@ static void __init rx1950_init_machine(void)
s3c24xx_udc_set_platdata(&rx1950_udc_cfg);
s3c24xx_ts_set_platdata(&rx1950_ts_cfg);
s3c24xx_mci_set_platdata(&rx1950_mmc_cfg);
- s3c_i2c0_set_platdata(&rx1950_i2c_data);
+ s3c_i2c0_set_platdata(NULL);
s3c_nand_set_platdata(&rx1950_nand_info);
/* Turn off suspend on both USB ports, and switch the
@@ -569,6 +772,9 @@ static void __init rx1950_init_machine(void)
WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power"));
platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices));
+
+ i2c_register_board_info(0, rx1950_i2c_devices,
+ ARRAY_SIZE(rx1950_i2c_devices));
}
/* H1940 and RX3715 need to reserve this for suspend */