[PATCH v5 12/17] ARM: dts: microchip: sama7d65: Add ADC node

Add node for the ADC controller in sama7d65 SoC. Add the vddout25 fixed
regulator node which provides the 2.5V reference voltage for the ADC.

Signed-off-by: Varshini Rajendran <[email protected]>
---
 arch/arm/boot/dts/microchip/sama7d65.dtsi | 28 +++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm/boot/dts/microchip/sama7d65.dtsi b/arch/arm/boot/dts/microchip/sama7d65.dtsi
index dfac17e34e65..c35f27615bc4 100644
--- a/arch/arm/boot/dts/microchip/sama7d65.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7d65.dtsi
@@ -11,6 +11,7 @@
 #include <dt-bindings/clock/at91.h>
 #include <dt-bindings/dma/at91.h>
 #include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/iio/adc/at91-sama5d2_adc.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/mfd/at91-usart.h>
@@ -95,6 +96,15 @@ slow_xtal: clock-slowxtal {
 		};
 	};
 
+	vddout25: fixed-regulator-vddout25 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDOUT25";
+		regulator-min-microvolt = <2500000>;
+		regulator-max-microvolt = <2500000>;
+		regulator-boot-on;
+		status = "disabled";
+	};
+
 	ns_sram: sram@100000 {
 		compatible = "mmio-sram";
 		reg = <0x100000 0x20000>;
@@ -296,6 +306,24 @@ can4: can@e0838000 {
 			status = "disabled";
 		};
 
+		adc: adc@e1000000 {
+			compatible = "microchip,sama7d65-adc";
+			reg = <0xe1000000 0x200>;
+			interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&pmc PMC_TYPE_GCK 25>;
+			clock-names = "adc_clk";
+			assigned-clocks = <&pmc PMC_TYPE_GCK 25>;
+			assigned-clock-rates = <100000000>;
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(0)>;
+			dma-names = "rx";
+			#io-channel-cells = <1>;
+			atmel,min-sample-rate-hz = <200000>;
+			atmel,max-sample-rate-hz = <20000000>;
+			atmel,trigger-edge-type = <IRQ_TYPE_EDGE_RISING>;
+			atmel,startup-time-ms = <4>;
+			status = "disabled";
+		};
+
 		dma2: dma-controller@e1200000 {
 			compatible = "microchip,sama7d65-dma", "microchip,sama7g5-dma";
 			reg = <0xe1200000 0x1000>;
-- 
2.34.1