arm64: dts: rockchip: Add DT node for ADC support in RK3588

Add DT node for ADC support in RK3588.
Signed-off-by: Shreeya Patel <shreeya.patel@collabora.com>
Link: https://lore.kernel.org/r/20230603185340.13838-8-shreeya.patel@collabora.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3588s.dtsi

@@ -1784,6 +1784,18 @@ tsadc: tsadc@fec00000 {
 		status = "disabled";
 	};
 
+	saradc: adc@fec10000 {
+		compatible = "rockchip,rk3588-saradc";
+		reg = <0x0 0xfec10000 0x0 0x10000>;
+		interrupts = <GIC_SPI 398 IRQ_TYPE_LEVEL_HIGH 0>;
+		#io-channel-cells = <1>;
+		clocks = <&cru CLK_SARADC>, <&cru PCLK_SARADC>;
+		clock-names = "saradc", "apb_pclk";
+		resets = <&cru SRST_P_SARADC>;
+		reset-names = "saradc-apb";
+		status = "disabled";
+	};
+
 	i2c6: i2c@fec80000 {
 		compatible = "rockchip,rk3588-i2c", "rockchip,rk3399-i2c";
 		reg = <0x0 0xfec80000 0x0 0x1000>;