[PATCH v3 10/16] arm64: dts: mediatek: asurada: Add Elan eKTH3000 I2C trackpad
From: Nícolas F. R. A. Prado <hidden>
Date: 2022-05-12 20:57:13
Also in:
linux-devicetree, linux-mediatek, lkml
Subsystem:
arm/mediatek soc support, the rest · Maintainers:
Matthias Brugger, AngeloGioacchino Del Regno, Linus Torvalds
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: Nícolas F. R. A. Prado <redacted> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com> Tested-by: Chen-Yu Tsai <wenst@chromium.org> --- (no changes since v1) .../boot/dts/mediatek/mt8192-asurada.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
index ddf18861edad..a63b3c86d650 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi@@ -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 {
@@ -440,6 +450,14 @@ pins-bus { bias-disable; }; }; + + trackpad_pins: trackpad-default-pins { + pins-int-n { + pinmux = <PINMUX_GPIO15__FUNC_GPIO15>; + input-enable; + mediatek,pull-up-adv = <3>; + }; + }; }; &spi1 {
--
2.36.1
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