[PATCH] arm64: dts: mt8173: Add G2Touch touchscreen node

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Lenovo Ideapad C330 Chromebook (MTK) uses G2Touch touchscreen as a
second source component.

Signed-off-by: Pin-yen Lin <treapking@xxxxxxxxxxxx>
---

 arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi
index bdcd35cecad9..0d6dbc36c352 100644
--- a/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi
@@ -29,6 +29,14 @@ touchscreen3: touchscreen@20 {
 		interrupt-parent = <&pio>;
 		interrupts = <88 IRQ_TYPE_LEVEL_LOW>;
 	};
+
+	touchscreen4: touchscreen@40 {
+		compatible = "hid-over-i2c";
+		reg = <0x40>;
+		hid-descr-addr = <0x0001>;
+		interrupt-parent = <&pio>;
+		interrupts = <88 IRQ_TYPE_LEVEL_LOW>;
+	};
 };
 
 &i2c4 {
-- 
2.42.0.869.gea05f2083d-goog





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