[PATCH] ARM: dts: imx7d-sdb: add gpio key support

[A.s. Dong]

> -----Original Message-----
> From: Anson Huang [mailto:Anson.Huang at nxp.com]
> Sent: Friday, March 16, 2018 4:55 PM
> To: shawnguo at kernel.org; kernel at pengutronix.de; Fabio Estevam
> <fabio.estevam at nxp.com>; robh+dt at kernel.org; mark.rutland at arm.com;
> linux at armlinux.org.uk
> Cc: dl-linux-imx <linux-imx at nxp.com>; linux-arm-kernel at lists.infradead.org;
> devicetree at vger.kernel.org; linux-kernel at vger.kernel.org
> Subject: [PATCH] ARM: dts: imx7d-sdb: add gpio key support
> 
> Add support for imx7d-sdb board's gpio keys:
> 
> S1(FUNC1): KEY_VOLUMEUP
> S3(FUNC2): KEY_VOLUMEDOWN
> 

Acked-by: Dong Aisheng <aisheng.dong at nxp.com>

Regards
Dong Aisheng

> Signed-off-by: Anson Huang <Anson.Huang at nxp.com>
> ---
>  arch/arm/boot/dts/imx7d-sdb.dts | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-
> sdb.dts index 7f241af..e47b5b2 100644
> --- a/arch/arm/boot/dts/imx7d-sdb.dts
> +++ b/arch/arm/boot/dts/imx7d-sdb.dts
> @@ -52,6 +52,24 @@
>  		reg = <0x80000000 0x80000000>;
>  	};
> 
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_gpio_keys>;
> +
> +		volume-up {
> +			label = "Volume Up";
> +			gpios = <&gpio5 11 GPIO_ACTIVE_LOW>;
> +			linux,code = <KEY_VOLUMEUP>;
> +		};
> +
> +		volume-down {
> +			label = "Volume Down";
> +			gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
> +			linux,code = <KEY_VOLUMEDOWN>;
> +		};
> +	};
> +
>  	spi4 {
>  		compatible = "spi-gpio";
>  		pinctrl-names = "default";
> @@ -519,6 +537,12 @@
>  			>;
>  		};
> 
> +		pinctrl_gpio_keys: gpio_keysgrp {
> +			fsl,pins = <
> +				MX7D_PAD_SD2_RESET_B__GPIO5_IO11
> 	0x59
> +				MX7D_PAD_SD2_WP__GPIO5_IO10
> 	0x59
> +			>;
> +		};
> 
>  		pinctrl_hog: hoggrp {
>  			fsl,pins = <
> --
> 2.7.4