Add i.MX6QDL SabreAuto board's gpio keys support, there
are 5 gpio keys on base board:
SW3: KEY_HOME;
SW4: KEY_BACK;
SW5: KEY_PROGRAM;
SW6: KEY_VOLUMEUP;
SW7: KEY_VOLUMEDOWN;
Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
---
arch/arm/boot/dts/imx6qdl-sabreauto.dtsi | 52 ++++++++++++++++++++++++++++++++
1 file changed, 52 insertions(+)
diff --git a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
index 9f11f1f..246af86 100644
--- a/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sabreauto.dtsi
@@ -4,6 +4,7 @@
// Copyright 2011 Linaro Ltd.
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
/ {
chosen {
@@ -25,6 +26,47 @@
};
};
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_keys>;
+
+ home {
+ label = "Home";
+ gpios = <&gpio1 11 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_HOME>;
+ wakeup-source;
+ };
+
+ back {
+ label = "Back";
+ gpios = <&gpio1 12 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_BACK>;
+ wakeup-source;
+ };
+
+ program {
+ label = "Program";
+ gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_PROGRAM>;
+ wakeup-source;
+ };
+
+ volume-up {
+ label = "Volume Up";
+ gpios = <&gpio2 15 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_VOLUMEUP>;
+ wakeup-source;
+ };
+
+ volume-down {
+ label = "Volume Down";
+ gpios = <&gpio5 14 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_VOLUMEDOWN>;
+ wakeup-source;
+ };
+ };
+
clocks {
codec_osc: anaclk2 {
compatible = "fixed-clock";
@@ -446,6 +488,16 @@
>;
};
+ pinctrl_gpio_keys: gpiokeysgrp {
+ fsl,pins = <
+ MX6QDL_PAD_SD2_CMD__GPIO1_IO11 0x1b0b0
+ MX6QDL_PAD_SD2_DAT3__GPIO1_IO12 0x1b0b0
+ MX6QDL_PAD_SD4_DAT4__GPIO2_IO12 0x1b0b0
+ MX6QDL_PAD_SD4_DAT7__GPIO2_IO15 0x1b0b0
+ MX6QDL_PAD_DISP0_DAT20__GPIO5_IO14 0x1b0b0
+ >;
+ };
+
pinctrl_gpio_leds: gpioledsgrp {
fsl,pins = <
MX6QDL_PAD_DISP0_DAT21__GPIO5_IO15 0x80000000
--
2.7.4
