diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-4430sdp.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-4430sdp.c | 87 |
1 files changed, 81 insertions, 6 deletions
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 0b6a65f3a10..69a4ae971e4 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -20,6 +20,7 @@ #include <linux/usb/otg.h> #include <linux/spi/spi.h> #include <linux/i2c/twl.h> +#include <linux/gpio_keys.h> #include <linux/regulator/machine.h> #include <linux/leds.h> @@ -31,15 +32,18 @@ #include <plat/board.h> #include <plat/common.h> -#include <plat/control.h> -#include <plat/timer-gp.h> #include <plat/usb.h> #include <plat/mmc.h> + #include "hsmmc.h" +#include "timer-gp.h" +#include "control.h" #define ETH_KS8851_IRQ 34 #define ETH_KS8851_POWER_ON 48 #define ETH_KS8851_QUART 138 +#define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO 184 +#define OMAP4_SFH7741_ENABLE_GPIO 188 static struct gpio_led sdp4430_gpio_leds[] = { { @@ -77,11 +81,47 @@ static struct gpio_led sdp4430_gpio_leds[] = { }; +static struct gpio_keys_button sdp4430_gpio_keys[] = { + { + .desc = "Proximity Sensor", + .type = EV_SW, + .code = SW_FRONT_PROXIMITY, + .gpio = OMAP4_SFH7741_SENSOR_OUTPUT_GPIO, + .active_low = 0, + } +}; + static struct gpio_led_platform_data sdp4430_led_data = { .leds = sdp4430_gpio_leds, .num_leds = ARRAY_SIZE(sdp4430_gpio_leds), }; +static int omap_prox_activate(struct device *dev) +{ + gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 1); + return 0; +} + +static void omap_prox_deactivate(struct device *dev) +{ + gpio_set_value(OMAP4_SFH7741_ENABLE_GPIO , 0); +} + +static struct gpio_keys_platform_data sdp4430_gpio_keys_data = { + .buttons = sdp4430_gpio_keys, + .nbuttons = ARRAY_SIZE(sdp4430_gpio_keys), + .enable = omap_prox_activate, + .disable = omap_prox_deactivate, +}; + +static struct platform_device sdp4430_gpio_keys_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &sdp4430_gpio_keys_data, + }, +}; + static struct platform_device sdp4430_leds_gpio = { .name = "leds-gpio", .id = -1, @@ -161,6 +201,7 @@ static struct platform_device sdp4430_lcd_device = { static struct platform_device *sdp4430_devices[] __initdata = { &sdp4430_lcd_device, + &sdp4430_gpio_keys_device, &sdp4430_leds_gpio, }; @@ -193,15 +234,16 @@ static struct omap_musb_board_data musb_board_data = { static struct omap2_hsmmc_info mmc[] = { { .mmc = 1, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_wp = -EINVAL, }, { .mmc = 2, - .wires = 8, + .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA, .gpio_cd = -EINVAL, .gpio_wp = -EINVAL, .nonremovable = true, + .ocr_mask = MMC_VDD_29_30, }, {} /* Terminator */ }; @@ -235,8 +277,14 @@ static int omap4_twl6030_hsmmc_late_init(struct device *dev) static __init void omap4_twl6030_hsmmc_set_late_init(struct device *dev) { - struct omap_mmc_platform_data *pdata = dev->platform_data; + struct omap_mmc_platform_data *pdata; + /* dev can be null if CONFIG_MMC_OMAP_HS is not set */ + if (!dev) { + pr_err("Failed %s\n", __func__); + return; + } + pdata = dev->platform_data; pdata->init = omap4_twl6030_hsmmc_late_init; } @@ -412,6 +460,11 @@ static struct i2c_board_info __initdata sdp4430_i2c_3_boardinfo[] = { I2C_BOARD_INFO("tmp105", 0x48), }, }; +static struct i2c_board_info __initdata sdp4430_i2c_4_boardinfo[] = { + { + I2C_BOARD_INFO("hmc5843", 0x1e), + }, +}; static int __init omap4_i2c_init(void) { /* @@ -423,14 +476,36 @@ static int __init omap4_i2c_init(void) omap_register_i2c_bus(2, 400, NULL, 0); omap_register_i2c_bus(3, 400, sdp4430_i2c_3_boardinfo, ARRAY_SIZE(sdp4430_i2c_3_boardinfo)); - omap_register_i2c_bus(4, 400, NULL, 0); + omap_register_i2c_bus(4, 400, sdp4430_i2c_4_boardinfo, + ARRAY_SIZE(sdp4430_i2c_4_boardinfo)); return 0; } + +static void __init omap_sfh7741prox_init(void) +{ + int error; + + error = gpio_request(OMAP4_SFH7741_ENABLE_GPIO, "sfh7741"); + if (error < 0) { + pr_err("%s:failed to request GPIO %d, error %d\n", + __func__, OMAP4_SFH7741_ENABLE_GPIO, error); + return; + } + + error = gpio_direction_output(OMAP4_SFH7741_ENABLE_GPIO , 0); + if (error < 0) { + pr_err("%s: GPIO configuration failed: GPIO %d,error %d\n", + __func__, OMAP4_SFH7741_ENABLE_GPIO, error); + gpio_free(OMAP4_SFH7741_ENABLE_GPIO); + } +} + static void __init omap_4430sdp_init(void) { int status; omap4_i2c_init(); + omap_sfh7741prox_init(); platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices)); omap_serial_init(); omap4_twl6030_hsmmc_init(mmc); |