From: Charulatha V <ch...@ti.com>
HWmod framework is used for OMAP3430 GPIO driver.
Signed-off-by: Charulatha V <ch...@ti.com>
---
arch/arm/mach-omap2/gpio.c | 901 ++++----------------------------
arch/arm/plat-omap/include/plat/gpio.h | 25 +-
2 files changed, 123 insertions(+), 803 deletions(-)
diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c
index f28900f..7b00a1e 100644
--- a/arch/arm/mach-omap2/gpio.c
+++ b/arch/arm/mach-omap2/gpio.c
@@ -31,689 +31,15 @@
#include <asm/mach/irq.h>
#include <plat/powerdomain.h>
#include <plat/mux.h>
+#include <plat/omap_hwmod.h>
+#include <plat/omap_device.h>
-/*
- * OMAP242X GPIO1 interface data
- */
-static struct __initdata resource omap242x_gpio1_resources[] = {
- {
- .start = OMAP242X_GPIO1_BASE,
- .end = OMAP242X_GPIO1_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap242x_gpio1_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE,
-};
-
-static struct __initdata platform_device omap242x_gpio1 = {
- .name = "omap-gpio",
- .id = 0,
- .dev = {
- .platform_data = &omap242x_gpio1_config,
- },
- .num_resources = ARRAY_SIZE(omap242x_gpio1_resources),
- .resource = omap242x_gpio1_resources,
-};
-
-/*
- * OMAP242X GPIO2 interface data
- */
-static struct __initdata resource omap242x_gpio2_resources[] = {
- {
- .start = OMAP242X_GPIO2_BASE,
- .end = OMAP242X_GPIO2_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap242x_gpio2_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE + 32,
-};
-
-static struct __initdata platform_device omap242x_gpio2 = {
- .name = "omap-gpio",
- .id = 1,
- .dev = {
- .platform_data = &omap242x_gpio2_config,
- },
- .num_resources = ARRAY_SIZE(omap242x_gpio2_resources),
- .resource = omap242x_gpio2_resources,
-};
-
-/*
- * OMAP242X GPIO3 interface data
- */
-static struct __initdata resource omap242x_gpio3_resources[] = {
- {
- .start = OMAP242X_GPIO3_BASE,
- .end = OMAP242X_GPIO3_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK3,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap242x_gpio3_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE + 64,
-};
-
-static struct __initdata platform_device omap242x_gpio3 = {
- .name = "omap-gpio",
- .id = 2,
- .dev = {
- .platform_data = &omap242x_gpio3_config,
+struct omap_device_pm_latency omap_gpio_latency[] = {
+ [0] = {
+ .deactivate_func = omap_device_idle_hwmods,
+ .activate_func = omap_device_enable_hwmods,
+ .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
},
- .num_resources = ARRAY_SIZE(omap242x_gpio3_resources),
- .resource = omap242x_gpio3_resources,
-};
-
-/*
- * OMAP242X GPIO4 interface data
- */
-static struct __initdata resource omap242x_gpio4_resources[] = {
- {
- .start = OMAP242X_GPIO4_BASE,
- .end = OMAP242X_GPIO4_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK4,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap242x_gpio4_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE + 96,
-};
-
-static struct __initdata platform_device omap242x_gpio4 = {
- .name = "omap-gpio",
- .id = 3,
- .dev = {
- .platform_data = &omap242x_gpio4_config,
- },
- .num_resources = ARRAY_SIZE(omap242x_gpio4_resources),
- .resource = omap242x_gpio4_resources,
-};
-
-/*
- * OMAP243X GPIO1 interface data
- */
-static struct __initdata resource omap243x_gpio1_resources[] = {
- {
- .start = OMAP243X_GPIO1_BASE,
- .end = OMAP243X_GPIO1_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap243x_gpio1_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE,
-};
-
-static struct __initdata platform_device omap243x_gpio1 = {
- .name = "omap-gpio",
- .id = 0,
- .dev = {
- .platform_data = &omap243x_gpio1_config,
- },
- .num_resources = ARRAY_SIZE(omap243x_gpio1_resources),
- .resource = omap243x_gpio1_resources,
-};
-
-/*
- * OMAP243X GPIO2 interface data
- */
-static struct __initdata resource omap243x_gpio2_resources[] = {
- {
- .start = OMAP243X_GPIO2_BASE,
- .end = OMAP243X_GPIO2_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap243x_gpio2_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE + 32,
-};
-
-static struct __initdata platform_device omap243x_gpio2 = {
- .name = "omap-gpio",
- .id = 1,
- .dev = {
- .platform_data = &omap243x_gpio2_config,
- },
- .num_resources = ARRAY_SIZE(omap243x_gpio2_resources),
- .resource = omap243x_gpio2_resources,
-};
-
-/*
- * OMAP243X GPIO3 interface data
- */
-static struct __initdata resource omap243x_gpio3_resources[] = {
- {
- .start = OMAP243X_GPIO3_BASE,
- .end = OMAP243X_GPIO3_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK3,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap243x_gpio3_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE + 64,
-};
-
-static struct __initdata platform_device omap243x_gpio3 = {
- .name = "omap-gpio",
- .id = 2,
- .dev = {
- .platform_data = &omap243x_gpio3_config,
- },
- .num_resources = ARRAY_SIZE(omap243x_gpio3_resources),
- .resource = omap243x_gpio3_resources,
-};
-
-/*
- * OMAP243X GPIO4 interface data
- */
-static struct __initdata resource omap243x_gpio4_resources[] = {
- {
- .start = OMAP243X_GPIO4_BASE,
- .end = OMAP243X_GPIO4_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK4,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap243x_gpio4_config = {
- .ick_name = "gpios_ick",
- .fck_name = "gpios_fck",
- .virtual_irq_start = IH_GPIO_BASE + 96,
-};
-
-static struct __initdata platform_device omap243x_gpio4 = {
- .name = "omap-gpio",
- .id = 3,
- .dev = {
- .platform_data = &omap243x_gpio4_config,
- },
- .num_resources = ARRAY_SIZE(omap243x_gpio4_resources),
- .resource = omap243x_gpio4_resources,
-};
-
-/*
- * OMAP243X GPIO5 interface data
- */
-static struct __initdata resource omap243x_gpio5_resources[] = {
- {
- .start = OMAP243X_GPIO5_BASE,
- .end = OMAP243X_GPIO5_BASE + OMAP2_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_24XX_GPIO_BANK5,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap243x_gpio5_config = {
- .ick_name = "gpio5_ick",
- .fck_name = "gpio5_fck",
- .virtual_irq_start = IH_GPIO_BASE + 128,
-};
-
-static struct __initdata platform_device omap243x_gpio5 = {
- .name = "omap-gpio",
- .id = 4,
- .dev = {
- .platform_data = &omap243x_gpio5_config,
- },
- .num_resources = ARRAY_SIZE(omap243x_gpio5_resources),
- .resource = omap243x_gpio5_resources,
-};
-
-/*
- * OMAP3 GPIO1 interface data
- */
-static struct __initdata resource omap3_gpio1_resources[] = {
- {
- .start = OMAP34XX_GPIO1_BASE,
- .end = OMAP34XX_GPIO1_BASE + OMAP3_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_34XX_GPIO_BANK1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap3_gpio1_config = {
- .ick_name = "gpio1_ick",
- .dbck_name = "gpio1_dbck",
- .virtual_irq_start = IH_GPIO_BASE,
-};
-
-static struct __initdata platform_device omap3_gpio1 = {
- .name = "omap-gpio",
- .id = 0,
- .dev = {
- .platform_data = &omap3_gpio1_config,
- },
- .num_resources = ARRAY_SIZE(omap3_gpio1_resources),
- .resource = omap3_gpio1_resources,
-};
-
-/*
- * OMAP3 GPIO2 interface data
- */
-static struct __initdata resource omap3_gpio2_resources[] = {
- {
- .start = OMAP34XX_GPIO2_BASE,
- .end = OMAP34XX_GPIO2_BASE + OMAP3_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_34XX_GPIO_BANK2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap3_gpio2_config = {
- .ick_name = "gpio2_ick",
- .dbck_name = "gpio2_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 32,
-};
-
-static struct __initdata platform_device omap3_gpio2 = {
- .name = "omap-gpio",
- .id = 1,
- .dev = {
- .platform_data = &omap3_gpio2_config,
- },
- .num_resources = ARRAY_SIZE(omap3_gpio2_resources),
- .resource = omap3_gpio2_resources,
-};
-
-/*
- * OMAP3 GPIO3 interface data
- */
-static struct __initdata resource omap3_gpio3_resources[] = {
- {
- .start = OMAP34XX_GPIO3_BASE,
- .end = OMAP34XX_GPIO3_BASE + OMAP3_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_34XX_GPIO_BANK3,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap3_gpio3_config = {
- .ick_name = "gpio3_ick",
- .dbck_name = "gpio3_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 64,
-};
-
-static struct __initdata platform_device omap3_gpio3 = {
- .name = "omap-gpio",
- .id = 2,
- .dev = {
- .platform_data = &omap3_gpio3_config,
- },
- .num_resources = ARRAY_SIZE(omap3_gpio3_resources),
- .resource = omap3_gpio3_resources,
-};
-
-/*
- * OMAP3 GPIO4 interface data
- */
-static struct __initdata resource omap3_gpio4_resources[] = {
- {
- .start = OMAP34XX_GPIO4_BASE,
- .end = OMAP34XX_GPIO4_BASE + OMAP3_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_34XX_GPIO_BANK4,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap3_gpio4_config = {
- .ick_name = "gpio4_ick",
- .dbck_name = "gpio4_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 96,
-};
-
-static struct __initdata platform_device omap3_gpio4 = {
- .name = "omap-gpio",
- .id = 3,
- .dev = {
- .platform_data = &omap3_gpio4_config,
- },
- .num_resources = ARRAY_SIZE(omap3_gpio4_resources),
- .resource = omap3_gpio4_resources,
-};
-
-/*
- * OMAP3 GPIO5 interface data
- */
-static struct __initdata resource omap3_gpio5_resources[] = {
- {
- .start = OMAP34XX_GPIO5_BASE,
- .end = OMAP34XX_GPIO5_BASE + OMAP3_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_34XX_GPIO_BANK5,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap3_gpio5_config = {
- .ick_name = "gpio5_ick",
- .dbck_name = "gpio5_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 128,
-};
-
-static struct __initdata platform_device omap3_gpio5 = {
- .name = "omap-gpio",
- .id = 4,
- .dev = {
- .platform_data = &omap3_gpio5_config,
- },
- .num_resources = ARRAY_SIZE(omap3_gpio5_resources),
- .resource = omap3_gpio5_resources,
-};
-
-/*
- * OMAP3 GPIO6 interface data
- */
-static struct __initdata resource omap3_gpio6_resources[] = {
- {
- .start = OMAP34XX_GPIO6_BASE,
- .end = OMAP34XX_GPIO6_BASE + OMAP3_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_34XX_GPIO_BANK4,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap3_gpio6_config = {
- .ick_name = "gpio6_ick",
- .dbck_name = "gpio6_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 160,
-};
-
-static struct __initdata platform_device omap3_gpio6 = {
- .name = "omap-gpio",
- .id = 5,
- .dev = {
- .platform_data = &omap3_gpio6_config,
- },
- .num_resources = ARRAY_SIZE(omap3_gpio6_resources),
- .resource = omap3_gpio6_resources,
-};
-
-/*
- * OMAP44XX GPIO1 interface data
- */
-static struct __initdata resource omap4_gpio1_resources[] = {
- {
- .start = OMAP44XX_GPIO1_BASE,
- .end = OMAP44XX_GPIO1_BASE + OMAP4_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_44XX_GPIO_BANK1,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap4_gpio1_config = {
- .ick_name = "gpio1_ick",
- .dbck_name = "gpio1_dbck",
- .virtual_irq_start = IH_GPIO_BASE,
-};
-
-static struct __initdata platform_device omap4_gpio1 = {
- .name = "omap-gpio",
- .id = 0,
- .dev = {
- .platform_data = &omap4_gpio1_config,
- },
- .num_resources = ARRAY_SIZE(omap4_gpio1_resources),
- .resource = omap4_gpio1_resources,
-};
-
-/*
- * OMAP44XX GPIO2 interface data
- */
-static struct __initdata resource omap4_gpio2_resources[] = {
- {
- .start = OMAP44XX_GPIO2_BASE,
- .end = OMAP44XX_GPIO2_BASE + OMAP4_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_44XX_GPIO_BANK2,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap4_gpio2_config = {
- .ick_name = "gpio2_ick",
- .dbck_name = "gpio2_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 32,
-};
-
-static struct __initdata platform_device omap4_gpio2 = {
- .name = "omap-gpio",
- .id = 1,
- .dev = {
- .platform_data = &omap4_gpio2_config,
- },
- .num_resources = ARRAY_SIZE(omap4_gpio2_resources),
- .resource = omap4_gpio2_resources,
-};
-
-/*
- * OMAP44XX GPIO3 interface data
- */
-static struct __initdata resource omap4_gpio3_resources[] = {
- {
- .start = OMAP44XX_GPIO3_BASE,
- .end = OMAP44XX_GPIO3_BASE + OMAP4_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_44XX_GPIO_BANK3,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap4_gpio3_config = {
- .ick_name = "gpio3_ick",
- .dbck_name = "gpio3_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 64,
-};
-
-static struct __initdata platform_device omap4_gpio3 = {
- .name = "omap-gpio",
- .id = 2,
- .dev = {
- .platform_data = &omap4_gpio3_config,
- },
- .num_resources = ARRAY_SIZE(omap4_gpio3_resources),
- .resource = omap4_gpio3_resources,
-};
-
-/*
- * OMAP44XX GPIO4 interface data
- */
-static struct __initdata resource omap4_gpio4_resources[] = {
- {
- .start = OMAP44XX_GPIO4_BASE,
- .end = OMAP44XX_GPIO4_BASE + OMAP4_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_44XX_GPIO_BANK4,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap4_gpio4_config = {
- .ick_name = "gpio4_ick",
- .dbck_name = "gpio4_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 96,
-};
-
-static struct __initdata platform_device omap4_gpio4 = {
- .name = "omap-gpio",
- .id = 3,
- .dev = {
- .platform_data = &omap4_gpio4_config,
- },
- .num_resources = ARRAY_SIZE(omap4_gpio4_resources),
- .resource = omap4_gpio4_resources,
-};
-
-/*
- * OMAP44XX GPIO5 interface data
- */
-static struct __initdata resource omap4_gpio5_resources[] = {
- {
- .start = OMAP44XX_GPIO5_BASE,
- .end = OMAP44XX_GPIO5_BASE + OMAP4_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_44XX_GPIO_BANK5,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap4_gpio5_config = {
- .ick_name = "gpio5_ick",
- .dbck_name = "gpio5_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 128,
-};
-
-static struct __initdata platform_device omap4_gpio5 = {
- .name = "omap-gpio",
- .id = 4,
- .dev = {
- .platform_data = &omap4_gpio5_config,
- },
- .num_resources = ARRAY_SIZE(omap4_gpio5_resources),
- .resource = omap4_gpio5_resources,
-};
-
-/*
- * OMAP44XX GPIO6 interface data
- */
-static struct __initdata resource omap4_gpio6_resources[] = {
- {
- .start = OMAP44XX_GPIO6_BASE,
- .end = OMAP44XX_GPIO6_BASE + OMAP4_GPIO_AS_LEN - 1,
- .flags = IORESOURCE_MEM,
- },
- {
- .start = INT_44XX_GPIO_BANK6,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct __initdata omap_gpio_platform_data omap4_gpio6_config = {
- .ick_name = "gpio6_ick",
- .dbck_name = "gpio6_dbck",
- .virtual_irq_start = IH_GPIO_BASE + 160,
-};
-
-static struct __initdata platform_device omap4_gpio6 = {
- .name = "omap-gpio",
- .id = 5,
- .dev = {
- .platform_data = &omap4_gpio6_config,
- },
- .num_resources = ARRAY_SIZE(omap4_gpio6_resources),
- .resource = omap4_gpio6_resources,
-};
-
-static struct __initdata platform_device * omap242x_gpio_early_dev[] = {
- &omap242x_gpio1,
- &omap242x_gpio2,
- &omap242x_gpio3,
- &omap242x_gpio4
-};
-
-static struct __initdata platform_device * omap243x_gpio_early_dev[] = {
- &omap243x_gpio1,
- &omap243x_gpio2,
- &omap243x_gpio3,
- &omap243x_gpio4,
- &omap243x_gpio5
-};
-
-static struct __initdata platform_device * omap3_gpio_early_dev[] = {
- &omap3_gpio1,
- &omap3_gpio2,
- &omap3_gpio3,
- &omap3_gpio4,
- &omap3_gpio5,
- &omap3_gpio6
-};
-
-static struct __initdata platform_device * omap4_gpio_early_dev[] = {
- &omap4_gpio1,
- &omap4_gpio2,
- &omap4_gpio3,
- &omap4_gpio4,
- &omap4_gpio5,
- &omap4_gpio6
};
struct omap3_gpio_regs {
@@ -731,7 +57,7 @@ struct omap3_gpio_regs {
};
#ifdef CONFIG_ARCH_OMAP3
-static struct omap3_gpio_regs gpio_context[OMAP34XX_NR_GPIOS];
+static struct omap3_gpio_regs gpio_context[OMAP_NR_GPIOS];
#endif
/* GPIO -> PAD init configuration struct */
@@ -785,13 +111,13 @@ struct gpio_pad {
u16 save;
};
-#define OMAP34XX_GPIO_AMT (32 * OMAP34XX_NR_GPIOS)
+#define OMAP34XX_GPIO_AMT (32 * OMAP_NR_GPIOS)
#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
static struct gpio_pad *gpio_pads;
#endif
static u16 gpio_pad_map[OMAP34XX_GPIO_AMT];
-static struct gpio_bank gpio_bank[OMAP_MAX_NR_GPIOS];
+static struct gpio_bank gpio_bank[OMAP_NR_GPIOS];
static int gpio_bank_count;
static inline struct gpio_bank *get_gpio_bank(int gpio)
@@ -1836,7 +1162,7 @@ void omap_gpio_save_context(void)
u16 offset, conf;
u32 out, pin;
struct gpio_pad *pad;
- u32 tmp_oe[OMAP34XX_NR_GPIOS];
+ u32 tmp_oe[OMAP_NR_GPIOS];
/* saving banks from 2-6 only since GPIO1 is in WKUP */
for (i = 1; i < gpio_bank_count; i++) {
@@ -1978,17 +1304,8 @@ static int __devexit omap_gpio_remove(struct
platform_device *pdev)
return 0;
bank = &gpio_bank[id];
- if (cpu_is_omap24xx()) {
- clk_disable(bank->fck);
- clk_put(bank->fck);
- }
- clk_disable(bank->ick);
- clk_put(bank->ick);
-
- bank->ick = NULL;
- bank->fck = NULL;
+ bank->device_shutdown(pdev);
bank->initialized = 0;
- iounmap(bank->base);
return 0;
}
@@ -1998,7 +1315,6 @@ static int __devinit omap_gpio_probe(struct
platform_device *pdev)
static int show_rev_once;
struct omap_gpio_platform_data *pdata = pdev->dev.platform_data;
struct gpio_bank *bank;
- struct resource *res;
int id, i;
if (!pdev || !pdata) {
@@ -2007,14 +1323,11 @@ static int __devinit omap_gpio_probe(struct
platform_device *pdev)
return -EINVAL;
}
+ gpio_bank_count = OMAP_NR_GPIOS;
+#ifdef CONFIG_ARCH_OMAP2
if (cpu_is_omap242x())
gpio_bank_count = OMAP242X_NR_GPIOS;
- else if (cpu_is_omap243x())
- gpio_bank_count = OMAP243X_NR_GPIOS;
- else if (cpu_is_omap34xx())
- gpio_bank_count = OMAP34XX_NR_GPIOS;
- else if (cpu_is_omap44xx())
- gpio_bank_count = OMAP44XX_NR_GPIOS;
+#endif
id = pdev->id;
if (id > gpio_bank_count) {
@@ -2028,47 +1341,17 @@ static int __devinit omap_gpio_probe(struct
platform_device *pdev)
return 0;
bank->virtual_irq_start = pdata->virtual_irq_start;
-
- bank->ick = clk_get(NULL, pdata->ick_name);
- if (IS_ERR(bank->ick))
- pr_err("Could not get %s\n", pdata->ick_name);
- else
- clk_enable(bank->ick);
-
- if (cpu_is_omap24xx()) {
- bank->fck = clk_get(NULL, pdata->fck_name);
- if (IS_ERR(bank->fck))
- pr_err("Could not get %s\n", pdata->fck_name);
- else
- clk_enable(bank->fck);
- }
+ bank->base = pdata->base;
+ bank->device_enable = pdata->device_enable;
+ bank->device_idle = pdata->device_idle;
+ bank->device_shutdown = pdata->device_shutdown;
spin_lock_init(&bank->lock);
-
- /* Static mapping, never released */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (unlikely(!res)) {
- pr_err("GPIO Bank %i Invalid mem resource\n", id);
- return -ENODEV;
- }
-
- bank->base = ioremap(res->start, resource_size(res));
- if (!bank->base) {
- pr_err("Could not ioremap gpio bank%i\n", id);
- return -ENOMEM;
- }
-
- res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (unlikely(!res)) {
- pr_err("GPIO Bank %i Invalid irq resource\n", id);
- return -ENODEV;
- }
+ pdata->device_enable(pdev);
if (cpu_is_omap44xx()) {
__raw_writel(0xffffffff, bank->base +
OMAP4_GPIO_IRQSTATUSCLR0);
- __raw_writew(0x0015, bank->base +
- OMAP4_GPIO_SYSCONFIG);
__raw_writel(0x00000000, bank->base +
OMAP4_GPIO_DEBOUNCENABLE);
/* Initialize interface clk ungated, module enabled */
@@ -2078,8 +1361,6 @@ static int __devinit omap_gpio_probe(struct
platform_device *pdev)
OMAP24XX_GPIO_IRQENABLE1);
__raw_writel(0xffffffff, bank->base +
OMAP24XX_GPIO_IRQSTATUS1);
- __raw_writew(0x0015, bank->base +
- OMAP24XX_GPIO_SYSCONFIG);
__raw_writel(0x00000000, bank->base +
OMAP24XX_GPIO_DEBOUNCE_EN);
@@ -2120,13 +1401,16 @@ static int __devinit omap_gpio_probe(struct
platform_device *pdev)
set_irq_handler(i, handle_simple_irq);
set_irq_flags(i, IRQF_VALID);
}
- set_irq_chained_handler(res->start, gpio_irq_handler);
- set_irq_data(res->start, bank);
+ set_irq_chained_handler(pdata->irq, gpio_irq_handler);
+ set_irq_data(pdata->irq, bank);
+ /* XXX TODO: Remove once hwmod supports getting opt_clk details */
if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
- bank->dbck = clk_get(NULL, pdata->dbck_name);
+ char clk_name[11];
+ sprintf(clk_name, "gpio%d_dbck", id + 1);
+ bank->dbck = clk_get(NULL, clk_name);
if (IS_ERR(bank->dbck))
- pr_err("Could not get %s\n", pdata->dbck_name);
+ pr_err("Could not get %s\n", clk_name);
}
/* Enable autoidle for the OCP interface */
@@ -2147,64 +1431,96 @@ static int __devinit omap_gpio_probe(struct
platform_device *pdev)
void __init omap_gpio_early_init(void)
{
- struct platform_device **pdev;
+ int i = 0;
- if (cpu_is_omap242x()) {
- pdev = omap242x_gpio_early_dev;
+ gpio_bank_count = OMAP_NR_GPIOS;
+#ifdef CONFIG_ARCH_OMAP2
+ if (cpu_is_omap242x())
gpio_bank_count = OMAP242X_NR_GPIOS;
- } else if (cpu_is_omap243x()) {
- pdev = omap243x_gpio_early_dev;
- gpio_bank_count = OMAP243X_NR_GPIOS;
- } else if (cpu_is_omap34xx()) {
- pdev = omap3_gpio_early_dev;
- gpio_bank_count = OMAP34XX_NR_GPIOS;
- } else if (cpu_is_omap44xx()) {
- pdev = omap4_gpio_early_dev;
- gpio_bank_count = OMAP44XX_NR_GPIOS;
- }
+#endif
+
+ do {
+ struct omap_device *od;
+ struct omap_hwmod *oh;
+ int hw_mod_name_len = 16;
+ int l;
+ char oh_name[hw_mod_name_len];
+ struct omap_gpio_platform_data *pdata;
+ char *name = "omap-gpio";
+
+ l = snprintf(oh_name, hw_mod_name_len, "gpio%d_hwmod", i + 1);
+ WARN(l >= hw_mod_name_len,
+ "String buffer overflow in GPIO device setup\n");
+
+ oh = omap_hwmod_lookup(oh_name);
+ if (!oh) {
+ pr_err("Could not look up %s\n", oh_name);
+ continue;
+ }
+
+ pdata = kzalloc(sizeof(struct omap_gpio_platform_data),
+ GFP_KERNEL);
+ pdata->base = oh->_rt_va;
+ pdata->irq = oh->mpu_irqs[0].irq;
+ pdata->virtual_irq_start = IH_GPIO_BASE + 32 * i;
+ pdata->device_enable = omap_device_enable;
+ pdata->device_idle = omap_device_idle;
+ pdata->device_shutdown = omap_device_shutdown;
+
+ od = omap_device_build(name, i, oh, pdata,
+ sizeof(*pdata), omap_gpio_latency,
+ ARRAY_SIZE(omap_gpio_latency), 1);
+ WARN(IS_ERR(od), "Cant build omap_device for %s:%s.\n",
+ name, oh->name);
+
+ i++;
+ } while (i < gpio_bank_count);
- early_platform_add_devices(pdev, gpio_bank_count);
early_platform_driver_register_all("earlygpio");
early_platform_driver_probe("earlygpio", gpio_bank_count, 0);
+ return;
}
int __init omap_init_gpio(void)
{
- if (cpu_is_omap242x()) {
- platform_device_add(&omap242x_gpio1);
- platform_device_add(&omap242x_gpio2);
- platform_device_add(&omap242x_gpio3);
- platform_device_add(&omap242x_gpio4);
- platform_device_register(&omap242x_gpio1);
- platform_device_register(&omap242x_gpio2);
- platform_device_register(&omap242x_gpio3);
- platform_device_register(&omap242x_gpio4);
- } else if (cpu_is_omap243x()) {
- platform_device_add(&omap243x_gpio1);
- platform_device_add(&omap243x_gpio2);
- platform_device_add(&omap243x_gpio3);
- platform_device_add(&omap243x_gpio4);
- platform_device_add(&omap243x_gpio5);
- platform_device_register(&omap243x_gpio1);
- platform_device_register(&omap243x_gpio2);
- platform_device_register(&omap243x_gpio3);
- platform_device_register(&omap243x_gpio4);
- platform_device_register(&omap243x_gpio5);
- } else if (cpu_is_omap34xx()) {
- platform_device_register(&omap3_gpio1);
- platform_device_register(&omap3_gpio2);
- platform_device_register(&omap3_gpio3);
- platform_device_register(&omap3_gpio4);
- platform_device_register(&omap3_gpio5);
- platform_device_register(&omap3_gpio6);
- } else if (cpu_is_omap44xx()) {
- platform_device_add(&omap4_gpio1);
- platform_device_add(&omap4_gpio2);
- platform_device_add(&omap4_gpio3);
- platform_device_add(&omap4_gpio4);
- platform_device_add(&omap4_gpio5);
- platform_device_add(&omap4_gpio6);
- }
+ int i = 0;
+ struct omap_device *od;
+ struct omap_hwmod *oh;
+ int hw_mod_name_len = 16;
+ int l;
+ char oh_name[hw_mod_name_len];
+ struct omap_gpio_platform_data *pdata;
+ char *name = "omap-gpio";
+
+ do {
+ l = snprintf(oh_name, hw_mod_name_len, "gpio%d_hwmod", i + 1);
+ WARN(l >= hw_mod_name_len,
+ "String buffer overflow in GPIO device setup\n");
+
+ oh = omap_hwmod_lookup(oh_name);
+ if (!oh) {
+ pr_err("Could not look up %s\n", oh_name);
+ continue;
+ }
+
+ pdata = kzalloc(sizeof(struct omap_gpio_platform_data),
+ GFP_KERNEL);
+ pdata->base = oh->_rt_va;
+ pdata->irq = oh->mpu_irqs[0].irq;
+ pdata->virtual_irq_start = IH_GPIO_BASE + 32 * i;
+ pdata->device_enable = omap_device_enable;
+ pdata->device_idle = omap_device_idle;
+ pdata->device_shutdown = omap_device_shutdown;
+
+ od = omap_device_build(name, i, oh, pdata,
+ sizeof(*pdata), omap_gpio_latency,
+ ARRAY_SIZE(omap_gpio_latency), 0);
+ WARN(IS_ERR(od), "Cant build omap_device for %s:%s.\n",
+ name, oh->name);
+
+ i++;
+ } while (i < gpio_bank_count);
+
return 0;
}
@@ -2235,7 +1551,6 @@ static int __init omap_gpio_sysinit(void)
if (ret == 0)
ret = sysdev_register(&omap_gpio_device);
}
-
return ret;
}
diff --git a/arch/arm/plat-omap/include/plat/gpio.h
b/arch/arm/plat-omap/include/plat/gpio.h
index 1470e8e..e1a09a6 100644
--- a/arch/arm/plat-omap/include/plat/gpio.h
+++ b/arch/arm/plat-omap/include/plat/gpio.h
@@ -29,6 +29,7 @@
#include <linux/io.h>
#include <linux/sysdev.h>
#include <mach/irqs.h>
+#include <linux/platform_device.h>
#define OMAP1_MPUIO_BASE 0xfffb5000
@@ -63,11 +64,14 @@
#define OMAP_MPUIO_LATCH 0x34
#endif
+#if defined(CONFIG_ARCH_OMAP2)
+#define OMAP_NR_GPIOS 5
#define OMAP242X_NR_GPIOS 4
-#define OMAP243X_NR_GPIOS 5
-#define OMAP34XX_NR_GPIOS 6
-#define OMAP44XX_NR_GPIOS 6
-#define OMAP_MAX_NR_GPIOS OMAP44XX_NR_GPIOS
+#elif defined(CONFIG_ARCH_OMAP3)
+#define OMAP_NR_GPIOS 6
+#elif defined(CONFIG_ARCH_OMAP4)
+#define OMAP_NR_GPIOS 6
+#endif
#define OMAP_MPUIO(nr) (OMAP_MAX_GPIO_LINES + (nr))
#define OMAP_GPIO_IS_MPUIO(nr) ((nr) >= OMAP_MAX_GPIO_LINES)
@@ -194,12 +198,12 @@ extern void omap3_gpio_restore_pad_context(int
restore_oe);
#include <asm-generic/gpio.h>
struct omap_gpio_platform_data {
- unsigned long pbase;
+ void __iomem *base;
u16 irq;
u16 virtual_irq_start;
- char ick_name[11];
- char fck_name[11];
- char dbck_name[11];
+ int (*device_enable)(struct platform_device *pdev);
+ int (*device_shutdown) (struct platform_device *pdev);
+ int (*device_idle)(struct platform_device *pdev);
};
struct gpio_bank {
@@ -225,13 +229,14 @@ struct gpio_bank {
u32 saved_fallingdetect;
u32 saved_risingdetect;
u32 mod_usage;
- struct clk *ick;
- struct clk *fck;
u8 initialized;
struct clk *dbck;
u32 dbck_enable_mask;
void __iomem *base;
u16 virtual_irq_start;
+ int (*device_enable)(struct platform_device *pdev);
+ int (*device_shutdown) (struct platform_device *pdev);
+ int (*device_idle)(struct platform_device *pdev);
#endif
};
--
1.6.3.3
--
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