diff mbox series

[v2,10/16] arm64: dts: mediatek: asurada: Add Elan eKTH3000 I2C trackpad

Message ID 20220505194550.3094656-11-nfraprado@collabora.com
State Accepted
Commit e031715a7027c63e0f722a0a4d844c3d9c020b71
Headers show
Series Introduce support for MediaTek MT8192 Google Chromebooks | expand

Commit Message

Nícolas F. R. A. Prado May 5, 2022, 7:45 p.m. UTC 
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 <nfraprado@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---

(no changes since v1)

 .../boot/dts/mediatek/mt8192-asurada.dtsi      | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi b/arch/arm64/boot/dts/mediatek/mt8192-asurada.dtsi
index 5221f1d1b7dc..a15e84d86449 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 {