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Message-ID: <20231115043511.2670477-1-treapking@chromium.org>
Date:   Wed, 15 Nov 2023 12:35:01 +0800
From:   Pin-yen Lin <treapking@...omium.org>
To:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Cc:     linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        Chen-Yu Tsai <wenst@...omium.org>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        Pin-yen Lin <treapking@...omium.org>
Subject: [PATCH v2] arm64: dts: mt8173: Add G2Touch touchscreen node

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

Signed-off-by: Pin-yen Lin <treapking@...omium.org>
Reviewed-by: Chen-Yu Tsai <wenst@...omium.org>
---

Changes in v2:
- Remove the label for the node

 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..8836ac3c4233 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>;
 	};
+
+	touchscreen@40 {
+		compatible = "hid-over-i2c";
+		reg = <0x40>;
+		hid-descr-addr = <0x0001>;
+		interrupt-parent = <&pio>;
+		interrupts = <88 IRQ_TYPE_LEVEL_LOW>;
+	};
 };
 
 &i2c4 {
-- 
2.43.0.rc0.421.g78406f8d94-goog

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