[PATCH] ARM: mach-mx5/mx53_ard: Add gpio_keys support

[s.hauer@pengutronix.de (Sascha Hauer)]

On Thu, Jun 30, 2011 at 02:41:46PM -0300, Daiane Angolini wrote:
> Signed-off-by: Daiane Angolini <daiane.angolini@freescale.com>

Applied for next.

Sascha

> ---
>  arch/arm/mach-mx5/Kconfig          |    1 +
>  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 6a47d4c..b4e7c58 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 280cefc..e2b8b2f 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)
> -- 
> 1.7.4.1
> 
> 
> 

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