From 60f2de5ffbf0ed7c0d9789bcc196884427e8cff5 Mon Sep 17 00:00:00 2001 From: Ondrej Jirman Date: Thu, 2 Jul 2020 10:14:32 +0200 Subject: [PATCH] arm64: dts: sun50i-a64-pinephone: Add touchscreen support Pinephone has a Goodix GT917S capacitive touchscreen controller on I2C0 bus. Add support for it. Signed-off-by: Ondrej Jirman Acked-by: Linus Walleij Link: https://lore.kernel.org/r/20200702081432.1727696-3-megous@megous.com [Maxime: Removed the redundant pinctrl nodes] Signed-off-by: Maxime Ripard --- arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi index a89425a..a3b400f 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtsi @@ -121,6 +121,23 @@ status = "okay"; }; +&i2c0 { + status = "okay"; + + touchscreen@5d { + compatible = "goodix,gt917s"; + reg = <0x5d>; + interrupt-parent = <&pio>; + interrupts = <7 4 IRQ_TYPE_LEVEL_HIGH>; /* PH4 */ + irq-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */ + reset-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */ + AVDD28-supply = <®_ldo_io0>; + VDDIO-supply = <®_ldo_io0>; + touchscreen-size-x = <720>; + touchscreen-size-y = <1440>; + }; +}; + &i2c1 { status = "okay"; -- 2.7.4