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ARM: dts: imx6dl-prtvt7: add TSC2046 touchscreen node

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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>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Oleksij Rempel 2021-05-18 10:28:42 +02:00 committed by Shawn Guo
parent 1c14769023
commit e142835034
1 changed files with 15 additions and 0 deletions
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15
arch/arm/boot/dts/imx6dl-prtvt7.dts
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@ -223,6 +223,21 @@ &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-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 {