[PATCH V1 06/11] ARM: dts: imx6qdl-sabrelite: add gpio-keys

Shawn Guo shawn.guo at linaro.org
Sat Dec 14 08:57:48 EST 2013


On Thu, Dec 12, 2013 at 06:49:10PM -0700, Troy Kisky wrote:
> Add power, menu, home, back, volume up, and volume down
> buttons.
> 
> Signed-off-by: Troy Kisky <troy.kisky at boundarydevices.com>
> ---
>  arch/arm/boot/dts/imx6qdl-sabrelite.dtsi | 47 ++++++++++++++++++++++++++++++++
>  1 file changed, 47 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi b/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi
> index b548647..fa10ded 100644
> --- a/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi
> +++ b/arch/arm/boot/dts/imx6qdl-sabrelite.dtsi
> @@ -9,6 +9,7 @@
>   * http://www.opensource.org/licenses/gpl-license.html
>   * http://www.gnu.org/copyleft/gpl.html
>   */
> +#include <dt-bindings/gpio/gpio.h>
>  
>  / {
>  	memory {
> @@ -49,6 +50,46 @@
>  		};
>  	};
>  
> +	gpio-keys {
> +		compatible = "gpio-keys";

Nit: add a blank line here.

> +		power {
> +			label = "Power Button";
> +			gpios = <&gpio2 3 GPIO_ACTIVE_LOW>;
> +			linux,code = <116>; /* KEY_POWER, or search */

Please use the macros defined in include/dt-bindings/input/input.h, so
that you can save the comment for that number.

Shawn

> +			gpio-key,wakeup;
> +		};
> +
> +		menu {
> +			label = "Menu";
> +			gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
> +			linux,code = <139>; /* KEY_MENU */
> +		};
> +
> +		home {
> +			label = "Home";
> +			gpios = <&gpio2 4 GPIO_ACTIVE_LOW>;
> +			linux,code = <102>; /* KEY_HOME */
> +		};
> +
> +		back {
> +			label = "Back";
> +			gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
> +			linux,code = <158>; /* KEY_BACK */
> +		};
> +
> +		volume-up {
> +			label = "Volume Up";
> +			gpios = <&gpio7 13 GPIO_ACTIVE_LOW>;
> +			linux,code = <115>; /* KEY_VOLUMEUP */
> +		};
> +
> +		volume-down {
> +			label = "Volume Down";
> +			gpios = <&gpio4 5 GPIO_ACTIVE_LOW>;
> +			linux,code = <114>; /* KEY_VOLUMEDOWN */
> +		};
> +	};
> +
>  	sound {
>  		compatible = "fsl,imx6q-sabrelite-sgtl5000",
>  			     "fsl,imx-audio-sgtl5000";
> @@ -121,6 +162,12 @@
>  /* USDHC3 CD  */		MX6QDL_PAD_SD3_DAT5__GPIO7_IO00		0x1b0b0
>  /* USDHC3 WP  */		MX6QDL_PAD_SD3_DAT4__GPIO7_IO01		0x1f0b0
>  /* SGTL5000 sys_mclk  */	MX6QDL_PAD_GPIO_0__CCM_CLKO1		0x000b0
> +/* Power Button */		MX6QDL_PAD_NANDF_D3__GPIO2_IO03		0x1b0b0
> +/* Menu Button */		MX6QDL_PAD_NANDF_D1__GPIO2_IO01		0x1b0b0
> +/* Home Button */		MX6QDL_PAD_NANDF_D4__GPIO2_IO04		0x1b0b0
> +/* Back Button */		MX6QDL_PAD_NANDF_D2__GPIO2_IO02		0x1b0b0
> +/* Volume Up Button */		MX6QDL_PAD_GPIO_18__GPIO7_IO13		0x1b0b0
> +/* Volume Down Button */	MX6QDL_PAD_GPIO_19__GPIO4_IO05		0x1b0b0
>  			>;
>  		};
>  
> -- 
> 1.8.1.2
> 




More information about the linux-arm-kernel mailing list