Merge remote-tracking branch 'remotes/origin/at91-4.14-trunk/dt' into linux-4.14-at91

Author: cristibirsan

arch/arm/boot/dts/sama5d2.dtsi

@@ -47,6 +47,7 @@
 #include <dt-bindings/dma/at91.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/clock/at91.h>
+#include <dt-bindings/iio/adc/at91-sama5d2_adc.h>
 
 / {
 	model = "Atmel SAMA5D2 family SoC";
@@ -1475,6 +1476,17 @@
 				atmel,max-sample-rate-hz = <20000000>;
 				atmel,startup-time-ms = <4>;
 				atmel,trigger-edge-type = <IRQ_TYPE_EDGE_RISING>;
+				#io-channel-cells = <1>;
+				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";
 			};