Add DT node for on-chip RTC for ExynosAutov9

Signed-off-by: Devang Tailor <dev.tailor@samsung.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
---
 arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts |  4 ++++
 arch/arm64/boot/dts/exynos/exynosautov9.dtsi     | 10 ++++++++++
 2 files changed, 14 insertions(+)

diff --git a/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts b/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts
index de2c1de51a76..5f5167571f7a 100644
--- a/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts
+++ b/arch/arm64/boot/dts/exynos/exynosautov9-sadk.dts
@@ -106,6 +106,10 @@ &pwm {
 	status = "okay";
 };
 
+&rtc {
+	status = "okay";
+};
+
 &serial_0 {
 	pinctrl-0 = <&uart0_bus_dual>;
 	status = "okay";
diff --git a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
index 66628cb32776..afa6b258153c 100644
--- a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
@@ -1633,6 +1633,16 @@ pwm: pwm@103f0000 {
 			clock-names = "timers";
 			status = "disabled";
 		};
+
+		rtc: rtc@10540000 {
+			compatible = "samsung,exynosautov9-rtc";
+			reg = <0x10540000 0x100>;
+			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&xtcxo>;
+			clock-names = "rtc";
+			status = "disabled";
+		};
 	};
 };
 
-- 
2.34.1