arm64: dts: rockchip: Add rk3588 timer

Add DT node for Rockchip RK3588/RK3588S SoC timer.
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@collabora.com>
Link: https://lore.kernel.org/r/20230419181309.338354-4-cristian.ciocaltea@collabora.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

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

@@ -1417,6 +1417,14 @@ i2c5: i2c@fead0000 {
 		status = "disabled";
 	};
 
+	timer0: timer@feae0000 {
+		compatible = "rockchip,rk3588-timer", "rockchip,rk3288-timer";
+		reg = <0x0 0xfeae0000 0x0 0x20>;
+		interrupts = <GIC_SPI 289 IRQ_TYPE_LEVEL_HIGH 0>;
+		clocks = <&cru PCLK_BUSTIMER0>, <&cru CLK_BUSTIMER0>;
+		clock-names = "pclk", "timer";
+	};
+
 	wdt: watchdog@feaf0000 {
 		compatible = "rockchip,rk3588-wdt", "snps,dw-wdt";
 		reg = <0x0 0xfeaf0000 0x0 0x100>;