ARM: dts: nexus4: add volume keys

Add qcom,pm8921-keypad based keypad to support vol_up and vol_down keys Signed-off-by: Ivan Belokobylskiy <[email protected]>
okias · Sep 10, 2021 · 84ff194 · 84ff194
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commit 84ff194
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diff --git a/arch/arm/boot/dts/qcom-apq8064-lge-nexus4-mako.dts b/arch/arm/boot/dts/qcom-apq8064-lge-nexus4-mako.dts
@@ -302,6 +302,27 @@
 			};
 		};
 
+		qcom,ssbi@500000 {
+			pmic@0 {
+				keypad@148 {
+					compatible = "qcom,pm8921-keypad";
+					reg = <0x148>;
+					interrupt-parent = <&pmicintc>;
+					interrupts = <74 1>, <75 1>;
+					linux,keymap = <
+						MATRIX_KEY(0, 0, KEY_VOLUMEDOWN)
+						MATRIX_KEY(0, 1, KEY_VOLUMEUP)
+					>;
+
+					keypad,num-rows = <1>;
+					keypad,num-columns = <5>;
+					debounce = <15>;
+					scan-delay = <32>;
+					row-hold = <91500>;
+				};
+			};
+		};
+
 		gsbi@12440000 {
 			status = "okay";
 			qcom,mode = <GSBI_PROT_I2C>;

diff --git a/arch/arm/configs/qcom_apq8064_defconfig b/arch/arm/configs/qcom_apq8064_defconfig
@@ -178,6 +178,7 @@ CONFIG_WCN36XX_DEBUGFS=y
 CONFIG_INPUT_EVDEV=y
 # CONFIG_KEYBOARD_ATKBD is not set
 CONFIG_KEYBOARD_GPIO=y
+CONFIG_KEYBOARD_PMIC8XXX=y
 # CONFIG_MOUSE_PS2 is not set
 CONFIG_MOUSE_ELAN_I2C=y
 CONFIG_INPUT_JOYSTICK=y