summaryrefslogtreecommitdiffstats
path: root/arch/arm
diff options
context:
space:
mode:
authorRussell King <rmk@dyn-67.arm.linux.org.uk>2009-04-24 22:15:48 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2009-04-24 22:15:48 +0100
commit0df283639d7f6aa8948516aabf0c48b4b486cda1 (patch)
tree241c67ce212acd91a8cdeb22cced135e7f5e275e /arch/arm
parent9f5a691253924fd033a58c6b1fed57bb0a4eccf4 (diff)
parent535ff672e3589a38f60567314bc2ae15b9ab2604 (diff)
downloadlinux-0df283639d7f6aa8948516aabf0c48b4b486cda1.tar.bz2
Merge branch 'omap-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-omap1/board-h2-mmc.c14
-rw-r--r--arch/arm/mach-omap1/board-h3-mmc.c6
-rw-r--r--arch/arm/mach-omap1/board-h3.c101
-rw-r--r--arch/arm/mach-omap1/board-nokia770.c6
-rw-r--r--arch/arm/mach-omap1/mcbsp.c4
-rw-r--r--arch/arm/mach-omap2/board-h4.c95
-rw-r--r--arch/arm/mach-omap2/board-omap3beagle.c4
-rw-r--r--arch/arm/mach-omap2/board-rx51.c1
-rw-r--r--arch/arm/mach-omap2/clock24xx.c19
-rw-r--r--arch/arm/mach-omap2/clock24xx.h10
-rw-r--r--arch/arm/mach-omap2/clock34xx.h7
-rw-r--r--arch/arm/mach-omap2/devices.c33
-rw-r--r--arch/arm/mach-omap2/irq.c4
-rw-r--r--arch/arm/mach-omap2/timer-gp.c48
-rw-r--r--arch/arm/mach-omap2/usb-tusb6010.c2
-rw-r--r--arch/arm/plat-omap/clock.c7
-rw-r--r--arch/arm/plat-omap/dma.c13
-rw-r--r--arch/arm/plat-omap/dmtimer.c28
-rw-r--r--arch/arm/plat-omap/gpio.c20
-rw-r--r--arch/arm/plat-omap/include/mach/dmtimer.h2
-rw-r--r--arch/arm/plat-omap/include/mach/eac.h100
-rw-r--r--arch/arm/plat-omap/include/mach/gpioexpander.h35
-rw-r--r--arch/arm/plat-omap/include/mach/irda.h4
-rw-r--r--arch/arm/plat-omap/include/mach/mmc.h1
-rw-r--r--arch/arm/plat-omap/include/mach/timer-gp.h17
25 files changed, 136 insertions, 445 deletions
diff --git a/arch/arm/mach-omap1/board-h2-mmc.c b/arch/arm/mach-omap1/board-h2-mmc.c
index 44d4a966bed9..46098f546824 100644
--- a/arch/arm/mach-omap1/board-h2-mmc.c
+++ b/arch/arm/mach-omap1/board-h2-mmc.c
@@ -26,19 +26,13 @@
static int mmc_set_power(struct device *dev, int slot, int power_on,
int vdd)
{
- if (power_on)
- gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 1);
- else
- gpio_direction_output(H2_TPS_GPIO_MMC_PWR_EN, 0);
-
+ gpio_set_value(H2_TPS_GPIO_MMC_PWR_EN, power_on);
return 0;
}
static int mmc_late_init(struct device *dev)
{
- int ret;
-
- ret = gpio_request(H2_TPS_GPIO_MMC_PWR_EN, "MMC power");
+ int ret = gpio_request(H2_TPS_GPIO_MMC_PWR_EN, "MMC power");
if (ret < 0)
return ret;
@@ -47,7 +41,7 @@ static int mmc_late_init(struct device *dev)
return ret;
}
-static void mmc_shutdown(struct device *dev)
+static void mmc_cleanup(struct device *dev)
{
gpio_free(H2_TPS_GPIO_MMC_PWR_EN);
}
@@ -60,7 +54,7 @@ static void mmc_shutdown(struct device *dev)
static struct omap_mmc_platform_data mmc1_data = {
.nr_slots = 1,
.init = mmc_late_init,
- .shutdown = mmc_shutdown,
+ .cleanup = mmc_cleanup,
.dma_mask = 0xffffffff,
.slots[0] = {
.set_power = mmc_set_power,
diff --git a/arch/arm/mach-omap1/board-h3-mmc.c b/arch/arm/mach-omap1/board-h3-mmc.c
index 0d8a3c195e2e..5e8877ce35e0 100644
--- a/arch/arm/mach-omap1/board-h3-mmc.c
+++ b/arch/arm/mach-omap1/board-h3-mmc.c
@@ -26,11 +26,7 @@
static int mmc_set_power(struct device *dev, int slot, int power_on,
int vdd)
{
- if (power_on)
- gpio_direction_output(H3_TPS_GPIO_MMC_PWR_EN, 1);
- else
- gpio_direction_output(H3_TPS_GPIO_MMC_PWR_EN, 0);
-
+ gpio_set_value(H3_TPS_GPIO_MMC_PWR_EN, power_on);
return 0;
}
diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c
index 4695965114c4..f597968733b4 100644
--- a/arch/arm/mach-omap1/board-h3.c
+++ b/arch/arm/mach-omap1/board-h3.c
@@ -39,12 +39,10 @@
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
-#include <mach/gpioexpander.h>
#include <mach/irqs.h>
#include <mach/mux.h>
#include <mach/tc.h>
#include <mach/nand.h>
-#include <mach/irda.h>
#include <mach/usb.h>
#include <mach/keypad.h>
#include <mach/dma.h>
@@ -276,104 +274,6 @@ static struct platform_device h3_kp_device = {
.resource = h3_kp_resources,
};
-
-/* Select between the IrDA and aGPS module
- */
-static int h3_select_irda(struct device *dev, int state)
-{
- unsigned char expa;
- int err = 0;
-
- if ((err = read_gpio_expa(&expa, 0x26))) {
- printk(KERN_ERR "Error reading from I/O EXPANDER \n");
- return err;
- }
-
- /* 'P6' enable/disable IRDA_TX and IRDA_RX */
- if (state & IR_SEL) { /* IrDA */
- if ((err = write_gpio_expa(expa | 0x40, 0x26))) {
- printk(KERN_ERR "Error writing to I/O EXPANDER \n");
- return err;
- }
- } else {
- if ((err = write_gpio_expa(expa & ~0x40, 0x26))) {
- printk(KERN_ERR "Error writing to I/O EXPANDER \n");
- return err;
- }
- }
- return err;
-}
-
-static void set_trans_mode(struct work_struct *work)
-{
- struct omap_irda_config *irda_config =
- container_of(work, struct omap_irda_config, gpio_expa.work);
- int mode = irda_config->mode;
- unsigned char expa;
- int err = 0;
-
- if ((err = read_gpio_expa(&expa, 0x27)) != 0) {
- printk(KERN_ERR "Error reading from I/O expander\n");
- }
-
- expa &= ~0x03;
-
- if (mode & IR_SIRMODE) {
- expa |= 0x01;
- } else { /* MIR/FIR */
- expa |= 0x03;
- }
-
- if ((err = write_gpio_expa(expa, 0x27)) != 0) {
- printk(KERN_ERR "Error writing to I/O expander\n");
- }
-}
-
-static int h3_transceiver_mode(struct device *dev, int mode)
-{
- struct omap_irda_config *irda_config = dev->platform_data;
-
- irda_config->mode = mode;
- cancel_delayed_work(&irda_config->gpio_expa);
- PREPARE_DELAYED_WORK(&irda_config->gpio_expa, set_trans_mode);
- schedule_delayed_work(&irda_config->gpio_expa, 0);
-
- return 0;
-}
-
-static struct omap_irda_config h3_irda_data = {
- .transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
- .transceiver_mode = h3_transceiver_mode,
- .select_irda = h3_select_irda,
- .rx_channel = OMAP_DMA_UART3_RX,
- .tx_channel = OMAP_DMA_UART3_TX,
- .dest_start = UART3_THR,
- .src_start = UART3_RHR,
- .tx_trigger = 0,
- .rx_trigger = 0,
-};
-
-static struct resource h3_irda_resources[] = {
- [0] = {
- .start = INT_UART3,
- .end = INT_UART3,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static u64 irda_dmamask = 0xffffffff;
-
-static struct platform_device h3_irda_device = {
- .name = "omapirda",
- .id = 0,
- .dev = {
- .platform_data = &h3_irda_data,
- .dma_mask = &irda_dmamask,
- },
- .num_resources = ARRAY_SIZE(h3_irda_resources),
- .resource = h3_irda_resources,
-};
-
static struct platform_device h3_lcd_device = {
.name = "lcd_h3",
.id = -1,
@@ -395,7 +295,6 @@ static struct platform_device *devices[] __initdata = {
&nand_device,
&smc91x_device,
&intlat_device,
- &h3_irda_device,
&h3_kp_device,
&h3_lcd_device,
};
diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c
index 7bc7a3cb9c51..d1ed1365319e 100644
--- a/arch/arm/mach-omap1/board-nokia770.c
+++ b/arch/arm/mach-omap1/board-nokia770.c
@@ -181,11 +181,7 @@ static struct omap_usb_config nokia770_usb_config __initdata = {
static int nokia770_mmc_set_power(struct device *dev, int slot, int power_on,
int vdd)
{
- if (power_on)
- gpio_set_value(NOKIA770_GPIO_MMC_POWER, 1);
- else
- gpio_set_value(NOKIA770_GPIO_MMC_POWER, 0);
-
+ gpio_set_value(NOKIA770_GPIO_MMC_POWER, power_on);
return 0;
}
diff --git a/arch/arm/mach-omap1/mcbsp.c b/arch/arm/mach-omap1/mcbsp.c
index d040c3f1027f..a2d7814896be 100644
--- a/arch/arm/mach-omap1/mcbsp.c
+++ b/arch/arm/mach-omap1/mcbsp.c
@@ -40,8 +40,8 @@ static void omap1_mcbsp_request(unsigned int id)
*/
if (id == OMAP_MCBSP1 || id == OMAP_MCBSP3) {
if (dsp_use++ == 0) {
- api_clk = clk_get(NULL, "api_clk");
- dsp_clk = clk_get(NULL, "dsp_clk");
+ api_clk = clk_get(NULL, "api_ck");
+ dsp_clk = clk_get(NULL, "dsp_ck");
if (!IS_ERR(api_clk) && !IS_ERR(dsp_clk)) {
clk_enable(api_clk);
clk_enable(dsp_clk);
diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c
index a0267a9ab466..e7d017cdc438 100644
--- a/arch/arm/mach-omap2/board-h4.c
+++ b/arch/arm/mach-omap2/board-h4.c
@@ -33,10 +33,8 @@
#include <mach/control.h>
#include <mach/gpio.h>
-#include <mach/gpioexpander.h>
#include <mach/mux.h>
#include <mach/usb.h>
-#include <mach/irda.h>
#include <mach/board.h>
#include <mach/common.h>
#include <mach/keypad.h>
@@ -138,98 +136,6 @@ static struct platform_device h4_flash_device = {
.resource = &h4_flash_resource,
};
-/* Select between the IrDA and aGPS module
- */
-static int h4_select_irda(struct device *dev, int state)
-{
- unsigned char expa;
- int err = 0;
-
- if ((err = read_gpio_expa(&expa, 0x21))) {
- printk(KERN_ERR "Error reading from I/O expander\n");
- return err;
- }
-
- /* 'P6' enable/disable IRDA_TX and IRDA_RX */
- if (state & IR_SEL) { /* IrDa */
- if ((err = write_gpio_expa(expa | 0x01, 0x21))) {
- printk(KERN_ERR "Error writing to I/O expander\n");
- return err;
- }
- } else {
- if ((err = write_gpio_expa(expa & ~0x01, 0x21))) {
- printk(KERN_ERR "Error writing to I/O expander\n");
- return err;
- }
- }
- return err;
-}
-
-static void set_trans_mode(struct work_struct *work)
-{
- struct omap_irda_config *irda_config =
- container_of(work, struct omap_irda_config, gpio_expa.work);
- int mode = irda_config->mode;
- unsigned char expa;
- int err = 0;
-
- if ((err = read_gpio_expa(&expa, 0x20)) != 0) {
- printk(KERN_ERR "Error reading from I/O expander\n");
- }
-
- expa &= ~0x01;
-
- if (!(mode & IR_SIRMODE)) { /* MIR/FIR */
- expa |= 0x01;
- }
-
- if ((err = write_gpio_expa(expa, 0x20)) != 0) {
- printk(KERN_ERR "Error writing to I/O expander\n");
- }
-}
-
-static int h4_transceiver_mode(struct device *dev, int mode)
-{
- struct omap_irda_config *irda_config = dev->platform_data;
-
- irda_config->mode = mode;
- cancel_delayed_work(&irda_config->gpio_expa);
- PREPARE_DELAYED_WORK(&irda_config->gpio_expa, set_trans_mode);
- schedule_delayed_work(&irda_config->gpio_expa, 0);
-
- return 0;
-}
-
-static struct omap_irda_config h4_irda_data = {
- .transceiver_cap = IR_SIRMODE | IR_MIRMODE | IR_FIRMODE,
- .transceiver_mode = h4_transceiver_mode,
- .select_irda = h4_select_irda,
- .rx_channel = OMAP24XX_DMA_UART3_RX,
- .tx_channel = OMAP24XX_DMA_UART3_TX,
- .dest_start = OMAP_UART3_BASE,
- .src_start = OMAP_UART3_BASE,
- .tx_trigger = OMAP24XX_DMA_UART3_TX,
- .rx_trigger = OMAP24XX_DMA_UART3_RX,
-};
-
-static struct resource h4_irda_resources[] = {
- [0] = {
- .start = INT_24XX_UART3_IRQ,
- .end = INT_24XX_UART3_IRQ,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct platform_device h4_irda_device = {
- .name = "omapirda",
- .id = -1,
- .dev = {
- .platform_data = &h4_irda_data,
- },
- .num_resources = 1,
- .resource = h4_irda_resources,
-};
-
static struct omap_kp_platform_data h4_kp_data = {
.rows = 6,
.cols = 7,
@@ -255,7 +161,6 @@ static struct platform_device h4_lcd_device = {
static struct platform_device *h4_devices[] __initdata = {
&h4_flash_device,
- &h4_irda_device,
&h4_kp_device,
&h4_lcd_device,
};
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 744740ae1b9c..3a7a29d1f9a7 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -42,6 +42,7 @@
#include <mach/nand.h>
#include <mach/mux.h>
#include <mach/usb.h>
+#include <mach/timer-gp.h>
#include "mmc-twl4030.h"
@@ -186,6 +187,9 @@ static void __init omap3_beagle_init_irq(void)
{
omap2_init_common_hw(NULL);
omap_init_irq();
+#ifdef CONFIG_OMAP_32K_TIMER
+ omap2_gp_clockevent_set_gptimer(12);
+#endif
omap_gpio_init();
}
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
index 3a0daac6c839..374ff63c3eb2 100644
--- a/arch/arm/mach-omap2/board-rx51.c
+++ b/arch/arm/mach-omap2/board-rx51.c
@@ -15,7 +15,6 @@
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
-#include <linux/delay.h>
#include <linux/gpio.h>
#include <mach/hardware.h>
diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c
index 1e839c5a28c5..efc59c49341b 100644
--- a/arch/arm/mach-omap2/clock24xx.c
+++ b/arch/arm/mach-omap2/clock24xx.c
@@ -60,12 +60,13 @@ struct omap_clk {
}, \
}
-#define CK_243X (1 << 0)
-#define CK_242X (1 << 1)
+#define CK_243X RATE_IN_243X
+#define CK_242X RATE_IN_242X
static struct omap_clk omap24xx_clks[] = {
/* external root sources */
CLK(NULL, "func_32k_ck", &func_32k_ck, CK_243X | CK_242X),
+ CLK(NULL, "secure_32k_ck", &secure_32k_ck, CK_243X | CK_242X),
CLK(NULL, "osc_ck", &osc_ck, CK_243X | CK_242X),
CLK(NULL, "sys_ck", &sys_ck, CK_243X | CK_242X),
CLK(NULL, "alt_ck", &alt_ck, CK_243X | CK_242X),
@@ -711,7 +712,7 @@ int __init omap2_clk_init(void)
{
struct prcm_config *prcm;
struct omap_clk *c;
- u32 clkrate, cpu_mask;
+ u32 clkrate;
if (cpu_is_omap242x())
cpu_mask = RATE_IN_242X;
@@ -720,21 +721,15 @@ int __init omap2_clk_init(void)
clk_init(&omap2_clk_functions);
+ for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
+ clk_init_one(c->lk.clk);
+
osc_ck.rate = omap2_osc_clk_recalc(&osc_ck);
propagate_rate(&osc_ck);
sys_ck.rate = omap2_sys_clk_recalc(&sys_ck);
propagate_rate(&sys_ck);
for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
- clk_init_one(c->lk.clk);
-
- cpu_mask = 0;
- if (cpu_is_omap2420())
- cpu_mask |= CK_242X;
- if (cpu_is_omap2430())
- cpu_mask |= CK_243X;
-
- for (c = omap24xx_clks; c < omap24xx_clks + ARRAY_SIZE(omap24xx_clks); c++)
if (c->cpu & cpu_mask) {
clkdev_add(&c->lk);
clk_register(c->lk.clk);
diff --git a/arch/arm/mach-omap2/clock24xx.h b/arch/arm/mach-omap2/clock24xx.h
index 33c3e5b14323..88c5acb40fcf 100644
--- a/arch/arm/mach-omap2/clock24xx.h
+++ b/arch/arm/mach-omap2/clock24xx.h
@@ -625,6 +625,14 @@ static struct clk func_32k_ck = {
.clkdm_name = "wkup_clkdm",
};
+static struct clk secure_32k_ck = {
+ .name = "secure_32k_ck",
+ .ops = &clkops_null,
+ .rate = 32768,
+ .flags = RATE_FIXED,
+ .clkdm_name = "wkup_clkdm",
+};
+
/* Typical 12/13MHz in standalone mode, will be 26Mhz in chassis mode */
static struct clk osc_ck = { /* (*12, *13, 19.2, *26, 38.4)MHz */
.name = "osc_ck",
@@ -1790,7 +1798,7 @@ static struct clk gpt12_ick = {
static struct clk gpt12_fck = {
.name = "gpt12_fck",
.ops = &clkops_omap2_dflt_wait,
- .parent = &func_32k_ck,
+ .parent = &secure_32k_ck,
.clkdm_name = "core_l4_clkdm",
.enable_reg = OMAP_CM_REGADDR(CORE_MOD, CM_FCLKEN1),
.enable_bit = OMAP24XX_EN_GPT12_SHIFT,
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index 70ec10deb654..6763b8f73028 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -2052,7 +2052,7 @@ static struct clk dss_ick = {
static struct clk cam_mclk = {
.name = "cam_mclk",
- .ops = &clkops_omap2_dflt_wait,
+ .ops = &clkops_omap2_dflt,
.parent = &dpll4_m5x2_ck,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_FCLKEN),
.enable_bit = OMAP3430_EN_CAM_SHIFT,
@@ -2063,7 +2063,7 @@ static struct clk cam_mclk = {
static struct clk cam_ick = {
/* Handles both L3 and L4 clocks */
.name = "cam_ick",
- .ops = &clkops_omap2_dflt_wait,
+ .ops = &clkops_omap2_dflt,
.parent = &l4_ick,
.init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_ICLKEN),
@@ -2074,7 +2074,7 @@ static struct clk cam_ick = {
static struct clk csi2_96m_fck = {
.name = "csi2_96m_fck",
- .ops = &clkops_omap2_dflt_wait,
+ .ops = &clkops_omap2_dflt,
.parent = &core_96m_fck,
.init = &omap2_init_clk_clkdm,
.enable_reg = OMAP_CM_REGADDR(OMAP3430_CAM_MOD, CM_FCLKEN),
@@ -2901,7 +2901,6 @@ static struct clk sr_l4_ick = {
/* SECURE_32K_FCK clocks */
-/* XXX This clock no longer exists in 3430 TRM rev F */
static struct clk gpt12_fck = {
.name = "gpt12_fck",
.ops = &clkops_null,
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index d6b4b2f8722f..496983ade97e 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -25,7 +25,6 @@
#include <mach/board.h>
#include <mach/mux.h>
#include <mach/gpio.h>
-#include <mach/eac.h>
#include <mach/mmc.h>
#if defined(CONFIG_VIDEO_OMAP2) || defined(CONFIG_VIDEO_OMAP2_MODULE)
@@ -366,38 +365,6 @@ static void omap_init_mcspi(void)
static inline void omap_init_mcspi(void) {}
#endif
-#ifdef CONFIG_SND_OMAP24XX_EAC
-
-#define OMAP2_EAC_BASE 0x48090000
-
-static struct resource omap2_eac_resources[] = {
- {
- .start = OMAP2_EAC_BASE,
- .end = OMAP2_EAC_BASE + 0x109,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device omap2_eac_device = {
- .name = "omap24xx-eac",
- .id = -1,
- .num_resources = ARRAY_SIZE(omap2_eac_resources),
- .resource = omap2_eac_resources,
- .dev = {
- .platform_data = NULL,
- },
-};
-
-void omap_init_eac(struct eac_platform_data *pdata)
-{
- omap2_eac_device.dev.platform_data = pdata;
- platform_device_register(&omap2_eac_device);
-}
-
-#else
-void omap_init_eac(struct eac_platform_data *pdata) {}
-#endif
-
#ifdef CONFIG_OMAP_SHA1_MD5
static struct resource sha1_md5_resources[] = {
{
diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index 9ba20d985dda..998c5c45587e 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -73,9 +73,9 @@ static int omap_check_spurious(unsigned int irq)
u32 sir, spurious;
sir = intc_bank_read_reg(&irq_banks[0], INTC_SIR);
- spurious = sir >> 6;
+ spurious = sir >> 7;
- if (spurious > 1) {
+ if (spurious) {
printk(KERN_WARNING "Spurious irq %i: 0x%08x, please flush "
"posted write for irq %i\n",
irq, sir, previous_irq);
diff --git a/arch/arm/mach-omap2/timer-gp.c b/arch/arm/mach-omap2/timer-gp.c
index 1cb2c0909c2b..f36aba12090e 100644
--- a/arch/arm/mach-omap2/timer-gp.c
+++ b/arch/arm/mach-omap2/timer-gp.c
@@ -3,6 +3,8 @@
*
* OMAP2 GP timer support.
*
+ * Copyright (C) 2009 Nokia Corporation
+ *
* Update to use new clocksource/clockevent layers
* Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com>
* Copyright (C) 2007 MontaVista Software, Inc.
@@ -36,8 +38,13 @@
#include <asm/mach/time.h>
#include <mach/dmtimer.h>
+/* MAX_GPTIMER_ID: number of GPTIMERs on the chip */
+#define MAX_GPTIMER_ID 12
+
static struct omap_dm_timer *gptimer;
static struct clock_event_device clockevent_gpt;
+static u8 __initdata gptimer_id = 1;
+static u8 __initdata inited;
static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id)
{
@@ -95,20 +102,53 @@ static struct clock_event_device clockevent_gpt = {
.set_mode = omap2_gp_timer_set_mode,
};
+/**
+ * omap2_gp_clockevent_set_gptimer - set which GPTIMER is used for clockevents
+ * @id: GPTIMER to use (1..MAX_GPTIMER_ID)
+ *
+ * Define the GPTIMER that the system should use for the tick timer.
+ * Meant to be called from board-*.c files in the event that GPTIMER1, the
+ * default, is unsuitable. Returns -EINVAL on error or 0 on success.
+ */
+int __init omap2_gp_clockevent_set_gptimer(u8 id)
+{
+ if (id < 1 || id > MAX_GPTIMER_ID)
+ return -EINVAL;
+
+ BUG_ON(inited);
+
+ gptimer_id = id;
+
+ return 0;
+}
+
static void __init omap2_gp_clockevent_init(void)
{
u32 tick_rate;
+ int src;
+
+ inited = 1;
- gptimer = omap_dm_timer_request_specific(1);
+ gptimer = omap_dm_timer_request_specific(gptimer_id);
BUG_ON(gptimer == NULL);
#if defined(CONFIG_OMAP_32K_TIMER)
- omap_dm_timer_set_source(gptimer, OMAP_TIMER_SRC_32_KHZ);
+ src = OMAP_TIMER_SRC_32_KHZ;
#else
- omap_dm_timer_set_source(gptimer, OMAP_TIMER_SRC_SYS_CLK);
+ src = OMAP_TIMER_SRC_SYS_CLK;
+ WARN(gptimer_id == 12, "WARNING: GPTIMER12 can only use the "
+ "secure 32KiHz clock source\n");
#endif
+
+ if (gptimer_id != 12)
+ WARN(IS_ERR_VALUE(omap_dm_timer_set_source(gptimer, src)),
+ "timer-gp: omap_dm_timer_set_source() failed\n");
+
tick_rate = clk_get_rate(omap_dm_timer_get_fclk(gptimer));
+ pr_info("OMAP clockevent source: GPTIMER%d at %u Hz\n",
+ gptimer_id, tick_rate);
+
omap2_gp_timer_irq.dev_id = (void *)gptimer;
setup_irq(omap_dm_timer_get_irq(gptimer), &omap2_gp_timer_irq);
omap_dm_timer_set_int_enable(gptimer, OMAP_TIMER_INT_OVERFLOW);
@@ -125,6 +165,8 @@ static void __init omap2_gp_clockevent_init(void)
clockevents_register_device(&clockevent_gpt);
}
+/* Clocksource code */
+
#ifdef CONFIG_OMAP_32K_TIMER
/*
* When 32k-timer is enabled, don't use GPTimer for clocksource
diff --git a/arch/arm/mach-omap2/usb-tusb6010.c b/arch/arm/mach-omap2/usb-tusb6010.c
index 15e509013def..8df55f40f4c0 100644
--- a/arch/arm/mach-omap2/usb-tusb6010.c
+++ b/arch/arm/mach-omap2/usb-tusb6010.c
@@ -187,7 +187,7 @@ int tusb6010_platform_retime(unsigned is_refclk)
unsigned sysclk_ps;
int status;
- if (!refclk_psec)
+ if (!refclk_psec || sysclk_ps == 0)
return -ENODEV;
sysclk_ps = is_refclk ? refclk_psec : TUSB6010_OSCCLK_60;
diff --git a/arch/arm/plat-omap/clock.c b/arch/arm/plat-omap/clock.c
index 2e0614552ac8..29efc279287a 100644
--- a/arch/arm/plat-omap/clock.c
+++ b/arch/arm/plat-omap/clock.c
@@ -239,6 +239,13 @@ void recalculate_root_clocks(void)
}
}
+/**
+ * clk_init_one - initialize any fields in the struct clk before clk init
+ * @clk: struct clk * to initialize
+ *
+ * Initialize any struct clk fields needed before normal clk initialization
+ * can run. No return value.
+ */
void clk_init_one(struct clk *clk)
{
INIT_LIST_HEAD(&clk->children);
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 21cc0142b97a..7fc8c045ad5d 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -760,19 +760,12 @@ void omap_free_dma(int lch)
{
unsigned long flags;
- spin_lock_irqsave(&dma_chan_lock, flags);
if (dma_chan[lch].dev_id == -1) {
pr_err("omap_dma: trying to free unallocated DMA channel %d\n",
lch);
- spin_unlock_irqrestore(&dma_chan_lock, flags);
return;
}
- dma_chan[lch].dev_id = -1;
- dma_chan[lch].next_lch = -1;
- dma_chan[lch].callback = NULL;
- spin_unlock_irqrestore(&dma_chan_lock, flags);
-
if (cpu_class_is_omap1()) {
/* Disable all DMA interrupts for the channel. */
dma_write(0, CICR(lch));
@@ -798,6 +791,12 @@ void omap_free_dma(int lch)
dma_write(0, CCR(lch));
omap_clear_dma(lch);
}
+
+ spin_lock_irqsave(&dma_chan_lock, flags);
+ dma_chan[lch].dev_id = -1;
+ dma_chan[lch].next_lch = -1;
+ dma_chan[lch].callback = NULL;
+ spin_unlock_irqrestore(&dma_chan_lock, flags);
}
EXPORT_SYMBOL(omap_free_dma);
diff --git a/arch/arm/plat-omap/dmtimer.c b/arch/arm/plat-omap/dmtimer.c
index bfd47570cc91..55bb99631292 100644
--- a/arch/arm/plat-omap/dmtimer.c
+++ b/arch/arm/plat-omap/dmtimer.c
@@ -238,7 +238,7 @@ static struct omap_dm_timer omap3_dm_timers[] = {
{ .phys_base = 0x49040000, .irq = INT_24XX_GPTIMER9 },
{ .phys_base = 0x48086000, .irq = INT_24XX_GPTIMER10 },
{ .phys_base = 0x48088000, .irq = INT_24XX_GPTIMER11 },
- { .phys_base = 0x48304000, .irq = INT_24XX_GPTIMER12 },
+ { .phys_base = 0x48304000, .irq = INT_34XX_GPT12_IRQ },
};
static const char *omap3_dm_source_names[] __initdata = {
@@ -321,11 +321,9 @@ static void omap_dm_timer_reset(struct omap_dm_timer *timer)
l |= 0x2 << 8; /* Set clock activity to perserve f-clock on idle */
/*
- * Enable wake-up only for GPT1 on OMAP2 CPUs.
- * FIXME: All timers should have wake-up enabled and clear
- * PRCM status.
+ * Enable wake-up on OMAP2 CPUs.
*/
- if (cpu_class_is_omap2() && (timer == &dm_timers[0]))
+ if (cpu_class_is_omap2())
l |= 1 << 2;
omap_dm_timer_write_reg(timer, OMAP_TIMER_OCP_CFG_REG, l);
@@ -511,7 +509,7 @@ EXPORT_SYMBOL_GPL(omap_dm_timer_stop);
#ifdef CONFIG_ARCH_OMAP1
-void omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
+int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
{
int n = (timer - dm_timers) << 1;
u32 l;
@@ -519,23 +517,31 @@ void omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
l = omap_readl(MOD_CONF_CTRL_1) & ~(0x03 << n);
l |= source << n;
omap_writel(l, MOD_CONF_CTRL_1);
+
+ return 0;
}
EXPORT_SYMBOL_GPL(omap_dm_timer_set_source);
#else
-void omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
+int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source)
{
+ int ret = -EINVAL;
+
if (source < 0 || source >= 3)
- return;
+ return -EINVAL;
clk_disable(timer->fclk);
- clk_set_parent(timer->fclk, dm_source_clocks[source]);
+ ret = clk_set_parent(timer->fclk, dm_source_clocks[source]);
clk_enable(timer->fclk);
- /* When the functional clock disappears, too quick writes seem to
- * cause an abort. */
+ /*
+ * When the functional clock disappears, too quick writes seem
+ * to cause an abort. XXX Is this still necessary?
+ */
__delay(150000);
+
+ return ret;
}
EXPORT_SYMBOL_GPL(omap_dm_timer_set_source);
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index d3fa41e3d8c5..17d7afe42b83 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -758,8 +758,12 @@ static void _clear_gpio_irqbank(struct gpio_bank *bank, int gpio_mask)
/* Workaround for clearing DSP GPIO interrupts to allow retention */
#if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX)
+ reg = bank->base + OMAP24XX_GPIO_IRQSTATUS2;
if (cpu_is_omap24xx() || cpu_is_omap34xx())
- __raw_writel(gpio_mask, bank->base + OMAP24XX_GPIO_IRQSTATUS2);
+ __raw_writel(gpio_mask, reg);
+
+ /* Flush posted write for the irq status to avoid spurious interrupts */
+ __raw_readl(reg);
#endif
}
@@ -921,13 +925,10 @@ static int _set_gpio_wakeup(struct gpio_bank *bank, int gpio, int enable)
case METHOD_MPUIO:
case METHOD_GPIO_1610:
spin_lock_irqsave(&bank->lock, flags);
- if (enable) {
+ if (enable)
bank->suspend_wakeup |= (1 << gpio);
- enable_irq_wake(bank->irq);
- } else {
- disable_irq_wake(bank->irq);
+ else
bank->suspend_wakeup &= ~(1 << gpio);
- }
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
#endif
@@ -940,13 +941,10 @@ static int _set_gpio_wakeup(struct gpio_bank *bank, int gpio, int enable)
return -EINVAL;
}
spin_lock_irqsave(&bank->lock, flags);
- if (enable) {
+ if (enable)
bank->suspend_wakeup |= (1 << gpio);
- enable_irq_wake(bank->irq);
- } else {
- disable_irq_wake(bank->irq);
+ else
bank->suspend_wakeup &= ~(1 << gpio);
- }
spin_unlock_irqrestore(&bank->lock, flags);
return 0;
#endif
diff --git a/arch/arm/plat-omap/include/mach/dmtimer.h b/arch/arm/plat-omap/include/mach/dmtimer.h
index 6dc703138210..20f1054c0a80 100644
--- a/arch/arm/plat-omap/include/mach/dmtimer.h
+++ b/arch/arm/plat-omap/include/mach/dmtimer.h
@@ -64,7 +64,7 @@ void omap_dm_timer_trigger(struct omap_dm_timer *timer);
void omap_dm_timer_start(struct omap_dm_timer *timer);
void omap_dm_timer_stop(struct omap_dm_timer *timer);
-void omap_dm_timer_set_source(struct omap_dm_timer *timer, int source);
+int omap_dm_timer_set_source(struct omap_dm_timer *timer, int source);
void omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload, unsigned int value);
void omap_dm_timer_set_load_start(struct omap_dm_timer *timer, int autoreload, unsigned int value);
void omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable, unsigned int match);
diff --git a/arch/arm/plat-omap/include/mach/eac.h b/arch/arm/plat-omap/include/mach/eac.h
deleted file mode 100644
index 9e62cf030270..000000000000
--- a/arch/arm/plat-omap/include/mach/eac.h
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * arch/arm/plat-omap/include/mach2/eac.h
- *
- * Defines for Enhanced Audio Controller
- *
- * Contact: Jarkko Nikula <jarkko.nikula@nokia.com>
- *
- * Copyright (C) 2006 Nokia Corporation
- * Copyright (C) 2004 Texas Instruments, Inc.
- *
- * 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.
- *
- * 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., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#ifndef __ASM_ARM_ARCH_OMAP2_EAC_H
-#define __ASM_ARM_ARCH_OMAP2_EAC_H
-
-#include <mach/io.h>
-#include <mach/hardware.h>
-#include <asm/irq.h>
-
-#include <sound/core.h>
-
-/* master codec clock source */
-#define EAC_MCLK_EXT_MASK 0x100
-enum eac_mclk_src {
- EAC_MCLK_INT_11290000, /* internal 96 MHz / 8.5 = 11.29 Mhz */
- EAC_MCLK_EXT_11289600 = EAC_MCLK_EXT_MASK,
- EAC_MCLK_EXT_12288000,
- EAC_MCLK_EXT_2x11289600,
- EAC_MCLK_EXT_2x12288000,
-};
-
-/* codec port interface mode */
-enum eac_codec_mode {
- EAC_CODEC_PCM,
- EAC_CODEC_AC97,
- EAC_CODEC_I2S_MASTER, /* codec port, I.e. EAC is the master */
- EAC_CODEC_I2S_SLAVE,
-};
-
-/* configuration structure for I2S mode */
-struct eac_i2s_conf {
- /* if enabled, then first data slot (left channel) is signaled as
- * positive level of frame sync EAC.AC_FS */
- unsigned polarity_changed_mode:1;
- /* if enabled, then serial data starts one clock cycle after the
- * of EAC.AC_FS for first audio slot */
- unsigned sync_delay_enable:1;
-};
-
-/* configuration structure for EAC codec port */
-struct eac_codec {
- enum eac_mclk_src mclk_src;
-
- enum eac_codec_mode codec_mode;
- union {
- struct eac_i2s_conf i2s;
- } codec_conf;
-
- int default_rate; /* audio sampling rate */
-
- int (* set_power)(void *private_data, int dac, int adc);
- int (* register_controls)(void *private_data,
- struct snd_card *card);
- const char *short_name;
-
- void *private_data;
-};
-
-/* structure for passing platform dependent data to the EAC driver */
-struct eac_platform_data {
- int (* init)(struct device *eac_dev);
- void (* cleanup)(struct device *eac_dev);
- /* these callbacks are used to configure & control external MCLK
- * source. NULL if not used */
- int (* enable_ext_clocks)(struct device *eac_dev);
- void (* disable_ext_clocks)(struct device *eac_dev);
-};
-
-extern void omap_init_eac(struct eac_platform_data *pdata);
-
-extern int eac_register_codec(struct device *eac_dev, struct eac_codec *codec);
-extern void eac_unregister_codec(struct device *eac_dev);
-
-extern int eac_set_mode(struct device *eac_dev, int play, int rec);
-
-#endif /* __ASM_ARM_ARCH_OMAP2_EAC_H */
diff --git a/arch/arm/plat-omap/include/mach/gpioexpander.h b/arch/arm/plat-omap/include/mach/gpioexpander.h
deleted file mode 100644
index 90444a0d6b1a..000000000000
--- a/arch/arm/plat-omap/include/mach/gpioexpander.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * arch/arm/plat-omap/include/mach/gpioexpander.h
- *
- *
- * Copyright (C) 2004 Texas Instruments, Inc.
- *
- * This package 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.
- *
- * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
-#ifndef __ASM_ARCH_OMAP_GPIOEXPANDER_H
-#define __ASM_ARCH_OMAP_GPIOEXPANDER_H
-
-/* Function Prototypes for GPIO Expander functions */
-
-#ifdef CONFIG_GPIOEXPANDER_OMAP
-int read_gpio_expa(u8 *, int);
-int write_gpio_expa(u8 , int);
-#else
-static inline int read_gpio_expa(u8 *val, int addr)
-{
- return 0;
-}
-static inline int write_gpio_expa(u8 val, int addr)
-{
- return 0;
-}
-#endif
-
-#endif /* __ASM_ARCH_OMAP_GPIOEXPANDER_H */
diff --git a/arch/arm/plat-omap/include/mach/irda.h b/arch/arm/plat-omap/include/mach/irda.h
index 8372a00d8e0b..40f60339d1c6 100644
--- a/arch/arm/plat-omap/include/mach/irda.h
+++ b/arch/arm/plat-omap/include/mach/irda.h
@@ -21,10 +21,6 @@ struct omap_irda_config {
int transceiver_cap;
int (*transceiver_mode)(struct device *dev, int mode);
int (*select_irda)(struct device *dev, int state);
- /* Very specific to the needs of some platforms (h3,h4)
- * having calls which can sleep in irda_set_speed.
- */
- struct delayed_work gpio_expa;
int rx_channel;
int tx_channel;
unsigned long dest_start;
diff --git a/arch/arm/plat-omap/include/mach/mmc.h b/arch/arm/plat-omap/include/mach/mmc.h
index 4435bd434e17..81d5b36534b3 100644
--- a/arch/arm/plat-omap/include/mach/mmc.h
+++ b/arch/arm/plat-omap/include/mach/mmc.h
@@ -79,7 +79,6 @@ struct omap_mmc_platform_data {
/* use the internal clock */
unsigned internal_clock:1;
- s16 power_pin;
int switch_pin; /* gpio (card detect) */
int gpio_wp; /* gpio (write protect) */
diff --git a/arch/arm/plat-omap/include/mach/timer-gp.h b/arch/arm/plat-omap/include/mach/timer-gp.h
new file mode 100644
index 000000000000..c88d346b59d9
--- /dev/null
+++ b/arch/arm/plat-omap/include/mach/timer-gp.h
@@ -0,0 +1,17 @@
+/*
+ * OMAP2/3 GPTIMER support.headers
+ *
+ * Copyright (C) 2009 Nokia Corporation
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_TIMER_GP_H
+#define __ARCH_ARM_PLAT_OMAP_INCLUDE_MACH_TIMER_GP_H
+
+int __init omap2_gp_clockevent_set_gptimer(u8 id);
+
+#endif
+