[PATCH 1/1] ARM: dts: pcduino: Enable user LED and button support for pcDuino
From: Zoltan HERPAI <hidden>
Date: 2015-01-08 09:34:24
Also in:
linux-devicetree
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> Acked-by: Hans de Goede <redacted> --- 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 at 01c20800 { + led_pins_pcduino: led_pins at 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 at 0 { + allwinner,pins = "PH17", "PH18", "PH19"; + allwinner,function = "gpio_in"; + allwinner,drive = <SUN4I_PINCTRL_10_MA>; + allwinner,pull = <SUN4I_PINCTRL_NO_PULL>; + }; + }; + mdio at 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 at 0 { + label = "Key Back"; + linux,code = <KEY_BACK>; + gpios = <&pio 7 17 GPIO_ACTIVE_LOW>; + }; + button at 1 { + label = "Key Home"; + linux,code = <KEY_HOME>; + gpios = <&pio 7 18 GPIO_ACTIVE_LOW>; + }; + button at 2 { + label = "Key Menu"; + linux,code = <KEY_MENU>; + gpios = <&pio 7 19 GPIO_ACTIVE_LOW>; + }; + }; + reg_usb1_vbus: usb1-vbus { status = "okay"; };
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1.7.10.4