From 0b2f9d0e397b6c2d510d118bac036f7f6bb3c3db Mon Sep 17 00:00:00 2001 From: Pin-yen Lin Date: Wed, 15 Nov 2023 12:35:01 +0800 Subject: [PATCH] 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 Reviewed-by: Chen-Yu Tsai Link: https://lore.kernel.org/r/20231115043511.2670477-1-treapking@chromium.org [Angelo: Rebased and added comment] Signed-off-by: AngeloGioacchino Del Regno --- arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi b/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi index 90cbbc18a483..8d1cbc92bce3 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173-elm-hana.dtsi @@ -27,6 +27,15 @@ hid-descr-addr = <0x0020>; interrupts-extended = <&pio 88 IRQ_TYPE_LEVEL_LOW>; }; + + /* Lenovo Ideapad C330 uses G2Touch touchscreen as a 2nd source touchscreen */ + touchscreen@40 { + compatible = "hid-over-i2c"; + reg = <0x40>; + hid-descr-addr = <0x0001>; + interrupt-parent = <&pio>; + interrupts = <88 IRQ_TYPE_LEVEL_LOW>; + }; }; &i2c4 { -- 2.50.1