ARM: dts: at91: sama5d2: Add resistive touch device
Add generic resistive touch device which is connected to ADC block
inside the SAMA5D2 SoC
Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index f06ba99..a44f325 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -1442,6 +1442,16 @@
status = "disabled";
};
+ resistive_touch: resistive-touch {
+ compatible = "resistive-adc-touch";
+ io-channels = <&adc AT91_SAMA5D2_ADC_X_CHANNEL>,
+ <&adc AT91_SAMA5D2_ADC_Y_CHANNEL>,
+ <&adc AT91_SAMA5D2_ADC_P_CHANNEL>;
+ io-channel-names = "x", "y", "pressure";
+ touchscreen-min-pressure = <50000>;
+ status = "disabled";
+ };
+
pioA: pinctrl@fc038000 {
compatible = "atmel,sama5d2-pinctrl";
reg = <0xfc038000 0x600>;