From b53f37249cfa4e2e0caacdc72f4a8dfdb8574419 Mon Sep 17 00:00:00 2001 From: AngeloGioacchino Del Regno Date: Fri, 2 Sep 2022 10:11:55 +0200 Subject: 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: AngeloGioacchino Del Regno Reviewed-by: Chen-Yu Tsai Tested-by: Chen-Yu Tsai Link: https://lore.kernel.org/r/20220902081156.38526-7-angelogioacchino.delregno@collabora.com Signed-off-by: Matthias Brugger --- arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'arch/arm64') diff --git a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi index 0654a28e6782..ee59619068d9 100644 --- a/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8195-cherry.dtsi @@ -134,6 +134,16 @@ 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 @@ }; }; + trackpad_pins: trackpad-default-pins { + pins-int-n { + pinmux = ; + input-enable; + bias-pull-up; + }; + }; + touchscreen_pins: touchscreen-default-pins { pins-int-n { pinmux = ; -- cgit v1.2.3