Commit b53f3724 authored by AngeloGioacchino Del Regno's avatar AngeloGioacchino Del Regno Committed by Matthias Brugger
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arm64: dts: mediatek: cherry: Enable Elantech eKTH3000 i2c trackpad 



The Cherry platform uses an Elantech touchpad/trackpad: enable
probing it at address 0x15 on I2C1.

Signed-off-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Tested-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20220902081156.38526-7-angelogioacchino.delregno@collabora.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 07984e82

arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi

+18 −0
Original line number Diff line number Diff line
@@ -134,6 +134,16 @@ &i2c1 { 
	i2c-scl-internal-delay-ns = <12500>;

	pinctrl-names = "default";

	pinctrl-0 = <&i2c1_pins>;



	trackpad@15 {

		compatible = "elan,ekth3000";

		reg = <0x15>;

		interrupts-extended = <&pio 6 IRQ_TYPE_LEVEL_LOW>;

		pinctrl-names = "default";

		pinctrl-0 = <&trackpad_pins>;

		vcc-supply = <&pp3300_s3>;

		wakeup-source;

	};

};



&i2c2 {
@@ -710,6 +720,14 @@ subpmic_pin_irq: pins-subpmic-int-n { 
		};

	};



	trackpad_pins: trackpad-default-pins {

		pins-int-n {

			pinmux = <PINMUX_GPIO6__FUNC_GPIO6>;

			input-enable;

			bias-pull-up;

		};

	};



	touchscreen_pins: touchscreen-default-pins {

		pins-int-n {

			pinmux = <PINMUX_GPIO92__FUNC_GPIO92>;