Add touchscreen support to the Protonic VT7 board.
Co-Developed-by: Robin van der Gracht <robin@xxxxxxxxxxx>
Signed-off-by: Robin van der Gracht <robin@xxxxxxxxxxx>
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
arch/arm/boot/dts/imx6dl-prtvt7.dts | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
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 {
--
2.30.0
