diff options
Diffstat (limited to 'arch/arm/mach-clps711x/board-edb7211.c')
| -rw-r--r-- | arch/arm/mach-clps711x/board-edb7211.c | 34 |
1 files changed, 30 insertions, 4 deletions
diff --git a/arch/arm/mach-clps711x/board-edb7211.c b/arch/arm/mach-clps711x/board-edb7211.c index 5f928e9..9dfb990 100644 --- a/arch/arm/mach-clps711x/board-edb7211.c +++ b/arch/arm/mach-clps711x/board-edb7211.c @@ -12,6 +12,7 @@ #include <linux/delay.h> #include <linux/memblock.h> #include <linux/types.h> +#include <linux/i2c-gpio.h> #include <linux/interrupt.h> #include <linux/backlight.h> #include <linux/platform_device.h> @@ -29,6 +30,7 @@ #include <mach/hardware.h> #include "common.h" +#include "devices.h" #define VIDEORAM_SIZE SZ_128K @@ -36,11 +38,24 @@ #define EDB7211_LCDEN CLPS711X_GPIO(3, 2) #define EDB7211_LCDBL CLPS711X_GPIO(3, 3) +#define EDB7211_I2C_SDA CLPS711X_GPIO(3, 4) +#define EDB7211_I2C_SCL CLPS711X_GPIO(3, 5) + #define EDB7211_FLASH0_BASE (CS0_PHYS_BASE) #define EDB7211_FLASH1_BASE (CS1_PHYS_BASE) + #define EDB7211_CS8900_BASE (CS2_PHYS_BASE + 0x300) #define EDB7211_CS8900_IRQ (IRQ_EINT3) +/* The extra 8 lines of the keyboard matrix */ +#define EDB7211_EXTKBD_BASE (CS3_PHYS_BASE) + +static struct i2c_gpio_platform_data edb7211_i2c_pdata __initdata = { + .sda_pin = EDB7211_I2C_SDA, + .scl_pin = EDB7211_I2C_SCL, + .scl_is_output_only = 1, +}; + static struct resource edb7211_cs8900_resource[] __initdata = { DEFINE_RES_MEM(EDB7211_CS8900_BASE, SZ_1K), DEFINE_RES_IRQ(EDB7211_CS8900_IRQ), @@ -94,13 +109,14 @@ static struct plat_lcd_data edb7211_lcd_power_pdata = { static void edb7211_lcd_backlight_set_intensity(int intensity) { - gpio_set_value(EDB7211_LCDBL, intensity); + gpio_set_value(EDB7211_LCDBL, !!intensity); + clps_writel((clps_readl(PMPCON) & 0xf0ff) | (intensity << 8), PMPCON); } static struct generic_bl_info edb7211_lcd_backlight_pdata = { .name = "lcd-backlight.0", .default_intensity = 0x01, - .max_intensity = 0x01, + .max_intensity = 0x0f, .set_bl_intensity = edb7211_lcd_backlight_set_intensity, }; @@ -112,8 +128,8 @@ static struct gpio edb7211_gpios[] __initconst = { static struct map_desc edb7211_io_desc[] __initdata = { { /* Memory-mapped extra keyboard row */ - .virtual = IO_ADDRESS(EP7211_PHYS_EXTKBD), - .pfn = __phys_to_pfn(EP7211_PHYS_EXTKBD), + .virtual = IO_ADDRESS(EDB7211_EXTKBD_BASE), + .pfn = __phys_to_pfn(EDB7211_EXTKBD_BASE), .length = SZ_1M, .type = MT_DEVICE, }, @@ -151,6 +167,11 @@ fixup_edb7211(struct tag *tags, char **cmdline, struct meminfo *mi) static void __init edb7211_init(void) { + clps711x_devices_init(); +} + +static void __init edb7211_init_late(void) +{ gpio_request_array(edb7211_gpios, ARRAY_SIZE(edb7211_gpios)); platform_device_register(&edb7211_flash_pdev); @@ -163,6 +184,9 @@ static void __init edb7211_init(void) platform_device_register_simple("video-clps711x", 0, NULL, 0); platform_device_register_simple("cs89x0", 0, edb7211_cs8900_resource, ARRAY_SIZE(edb7211_cs8900_resource)); + platform_device_register_data(&platform_bus, "i2c-gpio", 0, + &edb7211_i2c_pdata, + sizeof(edb7211_i2c_pdata)); } MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)") @@ -172,9 +196,11 @@ MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)") .fixup = fixup_edb7211, .reserve = edb7211_reserve, .map_io = edb7211_map_io, + .init_early = clps711x_init_early, .init_irq = clps711x_init_irq, .init_time = clps711x_timer_init, .init_machine = edb7211_init, + .init_late = edb7211_init_late, .handle_irq = clps711x_handle_irq, .restart = clps711x_restart, MACHINE_END |