Add device nodes for resin (reset, volume-down) and gpio-keys
(volume-up, general key) device nodes.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
.../arm/boot/dts/qcom-apq8074-dragonboard.dts | 39 +++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
index 1345df7cbd00..630180edecfd 100644
--- a/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
+++ b/arch/arm/boot/dts/qcom-apq8074-dragonboard.dts
@@ -1,5 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/pinctrl/qcom,pmic-gpio.h>
#include "qcom-msm8974.dtsi"
#include "qcom-pm8841.dtsi"
#include "qcom-pm8941.dtsi"
@@ -17,6 +19,26 @@ aliases {
chosen {
stdout-path = "serial0:115200n8";
};
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ autorepeat;
+
+ pinctrl-0 = <&msm_keys_default>;
+ pinctrl-names = "default";
+
+ button-volup {
+ label = "Volume Up";
+ linux,code = <KEY_VOLUMEUP>;
+ gpios = <&pm8941_gpios 5 GPIO_ACTIVE_LOW>;
+ };
+
+ button-general {
+ label = "General";
+ linux,code = <KEY_PROG1>;
+ gpios = <&pm8941_gpios 23 GPIO_ACTIVE_LOW>;
+ };
+ };
};
&blsp1_uart2 {
@@ -35,6 +57,23 @@ eeprom: eeprom@52 {
};
};
+&pm8941_gpios {
+ msm_keys_default: pm8941-gpio-keys-state {
+ pins = "gpio5", "gpio23";
+ function = "normal";
+ input-enable;
+ drive-push-pull;
+ bias-pull-up;
+ qcom,drive-strength = <PMIC_GPIO_STRENGTH_NO>;
+ power-source = <PM8941_GPIO_S3>; /* 1.8V */
+ };
+};
+
+&pm8941_resin {
+ linux,code = <KEY_VOLUMEDOWN>;
+ status = "okay";
+};
+
&rpm_requests {
regulators-0 {
compatible = "qcom,rpm-pm8841-regulators";
--
2.39.2
