Commit e031715a authored by Nícolas F. R. A. Prado's avatar Nícolas F. R. A. Prado Committed by Matthias Brugger
Browse files

arm64: dts: mediatek: asurada: Add Elan eKTH3000 I2C trackpad 



Add support for the Elan eKTH3000 i2c trackpad present on Asurada. It is
connected to the I2C2 bus and has address 0x15.

Signed-off-by: default avatarNícolas F. R. A. Prado <nfraprado@collabora.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Tested-by: default avatarChen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20220629155956.1138955-11-nfraprado@collabora.com


Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 863fb752

arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi

+18 −0
Original line number Diff line number Diff line
@@ -109,6 +109,16 @@ &i2c2 { 
	clock-stretch-ns = <12600>;

	pinctrl-names = "default";

	pinctrl-0 = <&i2c2_pins>;



	trackpad@15 {

		compatible = "elan,ekth3000";

		reg = <0x15>;

		interrupts-extended = <&pio 15 IRQ_TYPE_LEVEL_LOW>;

		pinctrl-names = "default";

		pinctrl-0 = <&trackpad_pins>;

		vcc-supply = <&pp3300_u>;

		wakeup-source;

	};

};



&i2c3 {
@@ -436,6 +446,14 @@ pins-bus { 
			bias-disable;

		};

	};



	trackpad_pins: trackpad-default-pins {

		pins-int-n {

			pinmux = <PINMUX_GPIO15__FUNC_GPIO15>;

			input-enable;

			bias-pull-up = <MTK_PUPD_SET_R1R0_11>;

		};

	};

};



&spi1 {