Re: [PATCH 3/3] ARM: dts: msm8974-hammerhead: Introduce gpio-keys nodes

[Bjorn Andersson <bjorn.andersson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>]

On Sun 17 Jul 03:52 PDT 2016, Bhushan Shah wrote:

> This introduces the gpio-keys node for keys of hammerhead and pinctrl
> state associated with it.
> 
> Cc: Andy Gross <andy.gross-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> Cc: Bjorn Andersson <bjorn.andersson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>

Reviewed-by: Bjorn Andersson <bjorn.andersson-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>

Regards,
Bjorn

> Cc: David Brown <david.brown-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
> Cc: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
> Cc: Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>
> Cc: Russell King <linux-I+IVW8TIWO2tmTQ+vhA3Yw@public.gmane.org>
> Cc: linux-arm-msm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Cc: linux-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
> Signed-off-by: Bhushan Shah <bshah-RoXCvvDuEio@public.gmane.org>
> ---
>  .../dts/qcom-msm8974-lge-nexus5-hammerhead.dts     | 30 ++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
> index 29fa0bb..12b6a14 100644
> --- a/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
> +++ b/arch/arm/boot/dts/qcom-msm8974-lge-nexus5-hammerhead.dts
> @@ -2,6 +2,7 @@
>  #include "qcom-pm8841.dtsi"
>  #include "qcom-pm8941.dtsi"
>  #include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
>  #include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
>  
>  / {
> @@ -252,6 +253,27 @@
>  		status = "ok";
>  	};
>  
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +		input-name = "gpio-keys";
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&gpio_keys_pin_a>;
> +
> +		volume-up {
> +			label = "volume_up";
> +			gpios = <&pm8941_gpios 2 GPIO_ACTIVE_LOW>;
> +			linux,input-type = <1>;
> +			linux,code = <KEY_VOLUMEUP>;
> +		};
> +
> +		volume-down {
> +			label = "volume_down";
> +			gpios = <&pm8941_gpios 3 GPIO_ACTIVE_LOW>;
> +			linux,input-type = <1>;
> +			linux,code = <KEY_VOLUMEDOWN>;
> +		};
> +	};
>  };
>  
>  &spmi_bus {
> @@ -261,6 +283,14 @@
>  				pins = "gpio21";
>  				function = "normal";
>  			};
> +
> +			gpio_keys_pin_a: gpio-keys-active {
> +				pins = "gpio2", "gpio3";
> +				function = "normal";
> +
> +				bias-pull-up;
> +				power-source = <PM8941_GPIO_S3>;
> +			};
>  		};
>  	};
>  };
> -- 
> 2.9.0
> 
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