[PATCH] arm64: dts: qcom: sdm660-xiaomi-lavender: Add volume up button

[Dang Huynh]

This enables the volume up key.

Signed-off-by: Dang Huynh <danct12@xxxxxxxxxx>
---
This patch is a continuation of this series [1]. The other patches in
the series have been applied and remains this. 

Changes in v5:
- Remove deprecated input-name property.

[1]: https://patchwork.kernel.org/cover/12630601/

 arch/arm64/boot/dts/qcom/sdm660-xiaomi-lavender.dts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm660-xiaomi-lavender.dts b/arch/arm64/boot/dts/qcom/sdm660-xiaomi-lavender.dts
index 9a6684922804..6586b8e47483 100644
--- a/arch/arm64/boot/dts/qcom/sdm660-xiaomi-lavender.dts
+++ b/arch/arm64/boot/dts/qcom/sdm660-xiaomi-lavender.dts
@@ -9,6 +9,8 @@
 #include "sdm660.dtsi"
 #include "pm660.dtsi"
 #include "pm660l.dtsi"
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/input/gpio-keys.h>
 
 / {
 	model = "Xiaomi Redmi Note 7";
@@ -33,6 +35,17 @@ vph_pwr: vph-pwr-regulator {
 		regulator-boot-on;
 	};
 
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		volup {
+			label = "Volume Up";
+			gpios = <&pm660l_gpios 7 GPIO_ACTIVE_LOW>;
+			linux,code = <KEY_VOLUMEUP>;
+			debounce-interval = <15>;
+		};
+	};
+
 	reserved-memory {
 		#address-cells = <2>;
 		#size-cells = <2>;
-- 
2.34.0