Re: [PATCH 1/1] ARM: dts: pcduino: Enable user LED and button support for pcDuino

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Hi,

On Thu, Jan 08, 2015 at 10:34:24AM +0100, Zoltan HERPAI wrote:
> The pcDuino board has LEDs connected to PH15/PH16, and back/home/menu
> buttons to PH17/18/19 respectively. Enable these via gpio-leds and
> gpio-keys. This is shared across the v1 and v2 versions of the board.
> 
> Tested on a v2 and verified against the schematics of a v1.
> 
> Signed-off-by: Zoltan HERPAI <wigyori@xxxxxxx>
> Acked-by: Hans de Goede <hdegoede@xxxxxxxxxx>
> 
> ---
>  arch/arm/boot/dts/sun4i-a10-pcduino.dts |   57 +++++++++++++++++++++++++++++++
>  1 file changed, 57 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/sun4i-a10-pcduino.dts b/arch/arm/boot/dts/sun4i-a10-pcduino.dts
> index 48161ad..c26a6bb 100644
> --- a/arch/arm/boot/dts/sun4i-a10-pcduino.dts
> +++ b/arch/arm/boot/dts/sun4i-a10-pcduino.dts
> @@ -51,6 +51,8 @@
>  #include "sunxi-common-regulators.dtsi"
>  
>  #include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/pinctrl/sun4i-a10.h>
>  
>  / {
>  	model = "LinkSprite pcDuino";
> @@ -64,6 +66,22 @@
>  			status = "okay";
>  		};
>  
> +		pinctrl@01c20800 {
> +			led_pins_pcduino: led_pins@0 {
> +				allwinner,pins = "PH15", "PH16";
> +				allwinner,function = "gpio_out";
> +				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +
> +			key_pins_pcduino: key_pins@0 {
> +				allwinner,pins = "PH17", "PH18", "PH19";
> +				allwinner,function = "gpio_in";
> +				allwinner,drive = <SUN4I_PINCTRL_10_MA>;
> +				allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
> +			};
> +		};
> +
>  		mdio@01c0b080 {
>  			status = "okay";
>  
> @@ -126,6 +144,45 @@
>  		};
>  	};
>  
> +	leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&led_pins_pcduino>;
> +
> +		tx {
> +			label = "pcduino:green:tx";
> +			gpios = <&pio 7 15 GPIO_ACTIVE_LOW>;
> +		};
> +
> +		rx {
> +			label = "pcduino:green:rx";
> +			gpios = <&pio 7 16 GPIO_ACTIVE_LOW>;
> +		};
> +	};
> +
> +	gpio_keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&key_pins_pcduino>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +		button@0 {
> +			label = "Key Back";
> +			linux,code = <KEY_BACK>;
> +			gpios = <&pio 7 17 GPIO_ACTIVE_LOW>;
> +		};
> +		button@1 {
> +			label = "Key Home";
> +			linux,code = <KEY_HOME>;
> +			gpios = <&pio 7 18 GPIO_ACTIVE_LOW>;
> +		};
> +		button@2 {
> +			label = "Key Menu";
> +			linux,code = <KEY_MENU>;
> +			gpios = <&pio 7 19 GPIO_ACTIVE_LOW>;
> +		};
> +	};

Some newlines here would have been nice between the button nodes. I
added them and applied the patch.

Thanks!

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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