From: "Ivan T. Ivanov" <ivan.ivanov@xxxxxxxxxx>
VOL/ZOOM+ button on DB410c is connected to
SoC GPIO 104. Add support for it.
Signed-off-by: Ivan T. Ivanov <ivan.ivanov@xxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi | 13 +++++++++++++
arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi | 18 ++++++++++++++++++
2 files changed, 31 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi b/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
index e1e6c6b..185388d 100644
--- a/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8016-sbc-soc-pins.dtsi
@@ -72,4 +72,17 @@
bias-disable;
};
};
+
+ msm_key_volp_n_default: msm_key_volp_n_default {
+ pinmux {
+ function = "gpio";
+ pins = "gpio107";
+ };
+ pinconf {
+ pins = "gpio107";
+ drive-strength = <8>;
+ input-enable;
+ bias-pull-up;
+ };
+ };
};
diff --git a/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi b/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi
index 5ab277f..d05382a 100644
--- a/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8016-sbc.dtsi
@@ -15,6 +15,8 @@
#include "pm8916.dtsi"
#include "apq8016-sbc-soc-pins.dtsi"
#include "apq8016-sbc-pmic-pins.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
#include <dt-bindings/sound/apq8016-lpass.h>
/ {
@@ -341,6 +343,22 @@
};
};
};
+
+ gpio_keys {
+ compatible = "gpio-keys";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ autorepeat;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&msm_key_volp_n_default>;
+
+ button@0 {
+ label = "Volume Up";
+ linux,code = <KEY_VOLUMEUP>;
+ gpios = <&msmgpio 107 GPIO_ACTIVE_LOW>;
+ };
+ };
};
&wcd_codec {
--
2.10.1
--
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