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| author | Daiane Angolini <daiane.angolini@freescale.com> | 2011-06-30 14:41:46 -0300 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-07-07 10:01:14 +0200 |
| commit | 2a90a69f652edb410f7936d0271bfa8566ef6a87 (patch) | |
| tree | 8e0a0a337075d58e0ab2384eccaef6464e18a6cd /arch/arm/mach-mx5 | |
| parent | d23cb578cc7c520d17c6a995e78a7a05cb0abe72 (diff) | |
| download | linux-2a90a69f652edb410f7936d0271bfa8566ef6a87.tar.gz | |
ARM: mach-mx5/mx53_ard: Add gpio_keys support
Signed-off-by: Daiane Angolini <daiane.angolini@freescale.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx5')
| -rw-r--r-- | arch/arm/mach-mx5/Kconfig | 1 | ||||
| -rw-r--r-- | arch/arm/mach-mx5/board-mx53_ard.c | 35 |
2 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm/mach-mx5/Kconfig b/arch/arm/mach-mx5/Kconfig index 6a47d4c9dd17..b4e7c58bbb38 100644 --- a/arch/arm/mach-mx5/Kconfig +++ b/arch/arm/mach-mx5/Kconfig @@ -216,6 +216,7 @@ config MACH_MX53_ARD select IMX_HAVE_PLATFORM_IMX_I2C select IMX_HAVE_PLATFORM_IMX_UART select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX + select IMX_HAVE_PLATFORM_GPIO_KEYS help Include support for MX53 ARD platform. This includes specific configurations for the board and its peripherals. diff --git a/arch/arm/mach-mx5/board-mx53_ard.c b/arch/arm/mach-mx5/board-mx53_ard.c index 280cefc1a986..76a67c4a2a0b 100644 --- a/arch/arm/mach-mx5/board-mx53_ard.c +++ b/arch/arm/mach-mx5/board-mx53_ard.c @@ -39,6 +39,11 @@ #define ARD_SD1_CD IMX_GPIO_NR(1, 1) #define ARD_SD1_WP IMX_GPIO_NR(1, 9) #define ARD_I2CPORTEXP_B IMX_GPIO_NR(2, 3) +#define ARD_VOLUMEDOWN IMX_GPIO_NR(4, 0) +#define ARD_HOME IMX_GPIO_NR(5, 10) +#define ARD_BACK IMX_GPIO_NR(5, 11) +#define ARD_PROG IMX_GPIO_NR(5, 12) +#define ARD_VOLUMEUP IMX_GPIO_NR(5, 13) static iomux_v3_cfg_t mx53_ard_pads[] = { /* UART1 */ @@ -91,6 +96,35 @@ static iomux_v3_cfg_t mx53_ard_pads[] = { /* I2C3 */ MX53_PAD_GPIO_3__I2C3_SCL, MX53_PAD_GPIO_16__I2C3_SDA, + /* GPIO */ + MX53_PAD_DISP0_DAT16__GPIO5_10, /* home */ + MX53_PAD_DISP0_DAT17__GPIO5_11, /* back */ + MX53_PAD_DISP0_DAT18__GPIO5_12, /* prog */ + MX53_PAD_DISP0_DAT19__GPIO5_13, /* vol up */ + MX53_PAD_GPIO_10__GPIO4_0, /* vol down */ +}; + +#define GPIO_BUTTON(gpio_num, ev_code, act_low, descr, wake) \ +{ \ + .gpio = gpio_num, \ + .type = EV_KEY, \ + .code = ev_code, \ + .active_low = act_low, \ + .desc = "btn " descr, \ + .wakeup = wake, \ +} + +static struct gpio_keys_button ard_buttons[] = { + GPIO_BUTTON(ARD_HOME, KEY_HOME, 1, "home", 0), + GPIO_BUTTON(ARD_BACK, KEY_BACK, 1, "back", 0), + GPIO_BUTTON(ARD_PROG, KEY_PROGRAM, 1, "program", 0), + GPIO_BUTTON(ARD_VOLUMEUP, KEY_VOLUMEUP, 1, "volume-up", 0), + GPIO_BUTTON(ARD_VOLUMEDOWN, KEY_VOLUMEDOWN, 1, "volume-down", 0), +}; + +static const struct gpio_keys_platform_data ard_button_data __initconst = { + .buttons = ard_buttons, + .nbuttons = ARRAY_SIZE(ard_buttons), }; static struct resource ard_smsc911x_resources[] = { @@ -199,6 +233,7 @@ static void __init mx53_ard_board_init(void) imx53_add_imx2_wdt(0, NULL); imx53_add_imx_i2c(1, &mx53_ard_i2c2_data); imx53_add_imx_i2c(2, &mx53_ard_i2c3_data); + imx_add_gpio_keys(&ard_button_data); } static void __init mx53_ard_timer_init(void) |