[Patch v2 5/5] ARM: dts: msm8974-hammerhead: Introduce gpio-keys nodes
From: Bhushan Shah <hidden>
Date: 2016-07-19 05:04:14
Also in:
linux-arm-msm
Subsystem:
the rest · Maintainer:
Linus Torvalds
This introduces the gpio-keys node for keys of hammerhead and pinctrl state associated with it. Cc: Andy Gross <redacted> Cc: Bjorn Andersson <redacted> Cc: David Brown <redacted> Cc: Rob Herring <robh+dt@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Russell King <linux@armlinux.org.uk> Cc: linux-arm-msm@vger.kernel.org Cc: linux-soc@vger.kernel.org Cc: devicetree@vger.kernel.org Signed-off-by: Bhushan Shah <redacted> Reviewed-by: Bjorn Andersson <redacted> --- .../dts/qcom-msm8974-lge-nexus5-hammerhead.dts | 36 ++++++++++++++++++++++ 1 file changed, 36 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 066a8dc..68f071f 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> / {
@@ -232,4 +233,39 @@ 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 { + pm8941@0 { + gpios@c000 { + gpio_keys_pin_a: gpio-keys-active { + pins = "gpio2", "gpio3"; + function = "normal"; + + bias-pull-up; + power-source = <PM8941_GPIO_S3>; + }; + }; + }; };
--
2.9.0