From: Martijn Braam <martijn@brixit.nl>
Date: Tue, 28 Mar 2023 07:33:09 +0000 (+0200)
Subject: arm64: dts: rockchip: Add touchscreen support to rk3399-pinephone-pro
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=17a23ce930e35d5a84889441efd9208d0445bf18;p=linux.git

arm64: dts: rockchip: Add touchscreen support to rk3399-pinephone-pro

The phone has a Goodix GT1158 touchscreen, add a DT node for it.

Signed-off-by: Martijn Braam <martijn@brixit.nl>
Co-developed-by: Kamil Trzciński <ayufan@ayufan.eu>
Signed-off-by: Kamil Trzciński <ayufan@ayufan.eu>
Co-developed-by: Ondrej Jirman <megi@xff.cz>
Signed-off-by: Ondrej Jirman <megi@xff.cz>
Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://lore.kernel.org/r/20230328073309.1743112-3-javierm@redhat.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
index 539b36e8bff57..475ba78acc090 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-pinephone-pro.dts
@@ -367,6 +367,25 @@
 	};
 };
 
+&i2c3 {
+	i2c-scl-rising-time-ns = <450>;
+	i2c-scl-falling-time-ns = <15>;
+	status = "okay";
+
+	touchscreen@14 {
+		compatible = "goodix,gt1158";
+		reg = <0x14>;
+		interrupt-parent = <&gpio3>;
+		interrupts = <RK_PB5 IRQ_TYPE_EDGE_RISING>;
+		irq-gpios = <&gpio3 RK_PB5 GPIO_ACTIVE_HIGH>;
+		reset-gpios = <&gpio3 RK_PB4 GPIO_ACTIVE_HIGH>;
+		AVDD28-supply = <&vcc3v0_touch>;
+		VDDIO-supply = <&vcc3v0_touch>;
+		touchscreen-size-x = <720>;
+		touchscreen-size-y = <1440>;
+	};
+};
+
 &cluster0_opp {
 	opp04 {
 		status = "disabled";