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Commit 85d445a9 authored by Himanshu Aggarwal's avatar Himanshu Aggarwal Committed by Gerrit - the friendly Code Review server
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ARM: dts: msm: add DT node for GPIO keys on MSM8937 



Add gpio based keys device node to MSM8937. The supported
keys are VOLUME UP, CAMERA SNAPSHOT, CAMERA FOCUS for both
CDP and MTP and HOME KEY only for CDP.

Change-Id: I4d18d26ebd7f811404ab2fef2abd8133a56cd572
Signed-off-by: default avatarHimanshu Aggarwal <haggarwa@codeaurora.org>
parent e23f09a2

arch/arm/boot/dts/qcom/msm8937-cdp.dtsi

+65 −0
Original line number Diff line number Diff line
@@ -14,6 +14,71 @@ 
#include "msm8937-pinctrl.dtsi"



&soc {

	gpio_keys {

		compatible = "gpio-keys";

		input-name = "gpio-keys";

		pinctrl-names = "tlmm_gpio_key_active","tlmm_gpio_key_suspend";

		pinctrl-0 = <&gpio_key_active>;

		pinctrl-1 = <&gpio_key_suspend>;



		camera_focus {

			label = "camera_focus";

			gpios = <&tlmm 128 0x1>;

			linux,input-type = <1>;

			linux,code = <0x210>;

			debounce-interval = <15>;

		};



		camera_snapshot {

			label = "camera_snapshot";

			gpios = <&tlmm 127 0x1>;

			linux,input-type = <1>;

			linux,code = <0x2fe>;

			debounce-interval = <15>;

		};



		vol_up {

			label = "volume_up";

			gpios = <&tlmm 91 0x1>;

			linux,input-type = <1>;

			linux,code = <115>;

			debounce-interval = <15>;

		};



		home {

			label = "home";

			gpios = <&tlmm 86 0x1>;

			linux,input-type = <1>;

			linux,code = <102>;

			debounce-interval = <15>;

		};

	};

};



&tlmm {

	tlmm_gpio_key {

		gpio_key_active: gpio_key_active {

			mux {

				pins = "gpio86", "gpio91", "gpio127", "gpio128";

				function = "gpio";

			};



			config {

				pins = "gpio86", "gpio91", "gpio127", "gpio128";

			};

		};



		gpio_key_suspend: gpio_key_suspend {

			mux {

				pins = "gpio86", "gpio91", "gpio127", "gpio128";

				function = "gpio";

			};



			config {

				pins = "gpio86", "gpio91", "gpio127", "gpio128";

			};

		};

	};

};



&blsp1_uart2 {

arch/arm/boot/dts/qcom/msm8937-mtp.dtsi

+31 −0
Original line number Diff line number Diff line
@@ -14,6 +14,37 @@ 
#include "msm8937-pinctrl.dtsi"



&soc {

	gpio_keys {

		compatible = "gpio-keys";

		input-name = "gpio-keys";

		pinctrl-names = "tlmm_gpio_key_active","tlmm_gpio_key_suspend";

		pinctrl-0 = <&gpio_key_active>;

		pinctrl-1 = <&gpio_key_suspend>;



		camera_focus {

			label = "camera_focus";

			gpios = <&tlmm 128 0x1>;

			linux,input-type = <1>;

			linux,code = <0x210>;

			debounce-interval = <15>;

		};



		camera_snapshot {

			label = "camera_snapshot";

			gpios = <&tlmm 127 0x1>;

			linux,input-type = <1>;

			linux,code = <0x2fe>;

			debounce-interval = <15>;

		};



		vol_up {

			label = "volume_up";

			gpios = <&tlmm 91 0x1>;

			linux,input-type = <1>;

			linux,code = <115>;

			debounce-interval = <15>;

		};

	};

};



&blsp1_uart2 {

arch/arm/boot/dts/qcom/msm8937-pinctrl.dtsi

+28 −0
Original line number Diff line number Diff line
@@ -148,5 +148,33 @@ 
				bias-pull-up;

			};

		};



		tlmm_gpio_key {

			gpio_key_active: gpio_key_active {

				mux {

					pins = "gpio91", "gpio127", "gpio128";

					function = "gpio";

				};



				config {

					pins = "gpio91", "gpio127", "gpio128";

					drive-strength = <2>;

					bias-pull-up;

				};

			};



			gpio_key_suspend: gpio_key_suspend {

				mux {

					pins = "gpio91", "gpio127", "gpio128";

					function = "gpio";

				};



				config {

					pins = "gpio91", "gpio127", "gpio128";

					drive-strength = <2>;

					bias-pull-up;

				};

			};

		};

	};

};