diff options
Diffstat (limited to 'arch/arm/mach-mvf/board-pcl052.c')
| -rw-r--r-- | arch/arm/mach-mvf/board-pcl052.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/arch/arm/mach-mvf/board-pcl052.c b/arch/arm/mach-mvf/board-pcl052.c index 3f6f58ff9226..f2a4c605c1a7 100644 --- a/arch/arm/mach-mvf/board-pcl052.c +++ b/arch/arm/mach-mvf/board-pcl052.c @@ -23,6 +23,7 @@ #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/init.h> +#include <linux/gpio_keys.h> #include <linux/input.h> #include <linux/nodemask.h> #include <linux/clk.h> @@ -93,6 +94,16 @@ #define KSZ8051_PHY_CTRL2 0x1F #define KSZ8051_50MHZ_CLK_MODE (1 << 7) +/* GPIO definitions */ +#define GPIO_LED_1 35 +#define GPIO_LED_2 40 +#define GPIO_LED_3 96 +#define GPIO_LED_4 102 + +#define GPIO_BTN_1 25 +#define GPIO_BTN_2 30 +#define GPIO_BTN_3 31 +#define GPIO_BTN_4 34 static iomux_v3_cfg_t pcl052_pads[] = { /*SDHC1*/ @@ -184,6 +195,19 @@ static iomux_v3_cfg_t pcl052_pads[] = { IOMUX_PAD(0x0080, 0x0080, 6, 0x0000, 0, \ MVF600_SAI_PAD_CTRL | PAD_CTL_IBE_ENABLE), + + /*LEDs*/ + MVF600_PAD35_PTB13_GPIO_LED1, + MVF600_PAD40_PTB18_GPIO_LED2, + MVF600_PAD96_PTB26_GPIO_LED3, + MVF600_PAD102_PTC29_GPIO_LED4, + + /*BTNs*/ + MVF600_PAD25_PTB3_GPIO_BTN1, + MVF600_PAD30_PTB8_GPIO_BTN2, + MVF600_PAD31_PTB9_GPIO_BTN3, + MVF600_PAD34_PTB12_GPIO_BTN4, + /*UART1*/ MVF600_PAD26_PTB4_UART1_TX, MVF600_PAD27_PTB5_UART1_RX, @@ -313,6 +337,62 @@ static struct imxi2c_platform_data pcl052_i2c_data = { .bitrate = 100000, }; +static struct gpio_keys_button pcl052_gpio_keys[] = { + { + .desc = "User Button 1", + .gpio = GPIO_BTN_1, + }, + { + .desc = "User Button 2", + .gpio = GPIO_BTN_2, + }, + { + .desc = "User Button 3", + .gpio = GPIO_BTN_3, + }, + { + .desc = "User Button 4", + .gpio = GPIO_BTN_4, + }, +}; + +static struct gpio_led pcl052_gpio_leds[] = { +{ + .name = "LED1", + .gpio = GPIO_LED_1, + .default_trigger = "gpio", + .trigger_gpio = GPIO_BTN_1, + }, + { + .name = "LED2", + .gpio = GPIO_LED_2, + .default_trigger = "gpio", + .trigger_gpio = GPIO_BTN_2, + }, + { + .name = "LED3", + .gpio = GPIO_LED_3, + .default_trigger = "gpio", + .trigger_gpio = GPIO_BTN_3, + }, + { + .name = "LED4", + .gpio = GPIO_LED_4, + .default_trigger = "gpio", + .trigger_gpio = GPIO_BTN_4, + }, +}; + +static struct gpio_led_platform_data pcl052_led_data = { + .leds = pcl052_gpio_leds, + .num_leds = ARRAY_SIZE(pcl052_gpio_leds), +}; + +static struct gpio_keys_platform_data pcl052_gpio_keys_data = { + .buttons = pcl052_gpio_keys, + .nbuttons = ARRAY_SIZE(pcl052_gpio_keys), +}; + static struct i2c_board_info pcl052_i2c2_board_info[] __initdata = { { I2C_BOARD_INFO("tda998x", 0x70), @@ -341,6 +421,17 @@ static void __init pcl052_init_usb(void) #endif } +/* + * Add GPIO's to platform devices + */ +static inline void pcl052_init_gpio(void) +{ + imx_add_platform_device("leds-gpio", -1, NULL, + 0, &pcl052_led_data, sizeof(pcl052_led_data)); + imx_add_platform_device("gpio-keys", -1, NULL, + 0, &pcl052_gpio_keys_data, sizeof(pcl052_gpio_keys_data)); +} + /*! * Board specific initialization. */ @@ -353,6 +444,7 @@ static void __init pcl052_board_init(void) #ifdef CONFIG_FEC mvf_init_fec(fec_data); #endif + pcl052_init_gpio(); mvf_add_snvs_rtc(); |