diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-var-som.dtsi b/arch/arm64/boot/dts/ti/k3-am62p5-var-som.dtsi index aba72d0b767c..fc5a3942cde0 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p5-var-som.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p5-var-som.dtsi @@ -322,6 +322,30 @@ pinctrl-0 = <&pinctrl_spi0>; ti,pindir-d0-out-d1-in; status = "okay"; + + /* Resistive touch controller */ + ads7846: touchscreen@0 { + compatible = "ti,ads7846"; + reg = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_restouch>; + interrupt-parent = <&main_gpio0>; + interrupts = <48 IRQ_TYPE_EDGE_FALLING>; + spi-max-frequency = <1500000>; + pendown-gpio = <&main_gpio0 48 GPIO_ACTIVE_LOW>; + ti,x-min = /bits/ 16 <125>; + ti,x-max = /bits/ 16 <4008>; + ti,y-min = /bits/ 16 <282>; + ti,y-max = /bits/ 16 <3864>; + ti,x-plate-ohms = /bits/ 16 <180>; + ti,pressure-max = /bits/ 16 <255>; + ti,debounce-max = /bits/ 16 <10>; + ti,debounce-tol = /bits/ 16 <3>; + ti,debounce-rep = /bits/ 16 <1>; + ti,settle-delay-usec = /bits/ 16 <150>; + ti,keep-vref-on; + wakeup-source; + }; }; &main_uart5 {