diff mbox series

[v1,4/7] ARM: dts: imx6dl-prtvt7: add TSC2046 touchscreen node

Message ID 20210120142217.29652-5-o.rempel@pengutronix.de
State Accepted
Commit e1428350340d426a61df927432c8bcc2812425ac
Headers show
Series devicetree fixes for Protonic and Plymovent boards | expand

Commit Message

Oleksij Rempel Jan. 20, 2021, 2:22 p.m. UTC 
Add touchscreen support to the Protonic VT7 board.

Co-Developed-by: Robin van der Gracht <robin@protonic.nl>
Signed-off-by: Robin van der Gracht <robin@protonic.nl>
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 arch/arm/boot/dts/imx6dl-prtvt7.dts | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/imx6dl-prtvt7.dts b/arch/arm/boot/dts/imx6dl-prtvt7.dts
index d9cb1e41cc10..63ae2065834c 100644
--- a/arch/arm/boot/dts/imx6dl-prtvt7.dts
+++ b/arch/arm/boot/dts/imx6dl-prtvt7.dts
@@ -266,6 +266,26 @@  &ecspi2 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_ecspi2>;
 	status = "okay";
+
+	touchscreen@0 {
+		compatible = "ti,tsc2046";
+		reg = <0>;
+		pinctrl-0 = <&pinctrl_tsc>;
+		pinctrl-names ="default";
+		spi-max-frequency = <100000>;
+		interrupts-extended = <&gpio3 20 IRQ_TYPE_EDGE_FALLING>;
+		pendown-gpio = <&gpio3 20 GPIO_ACTIVE_LOW>;
+
+		touchscreen-inverted-x;
+		touchscreen-inverted-y;
+		touchscreen-max-pressure = <4095>;
+
+		ti,vref-delay-usecs = /bits/ 16 <100>;
+		ti,x-plate-ohms = /bits/ 16 <800>;
+		ti,y-plate-ohms = /bits/ 16 <300>;
+
+		wakeup-source;
+	};
 };
 
 &i2c1 {