arm64: dts: rockchip: add pd_edp node for rk3399

1. add pd node for RK3399 Soc
2. create power domain tree
3. add qos node for domain
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Signed-off-by: Jacob Chen <jacob-chen@iotwrt.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3399.dtsi

@@ -961,6 +961,10 @@ pd_gpu@RK3399_PD_GPU {
 			};
 
 			/* These power domains are grouped by VD_LOGIC */
+			pd_edp@RK3399_PD_EDP {
+				reg = <RK3399_PD_EDP>;
+				clocks = <&cru PCLK_EDP_CTRL>;
+			};
 			pd_emmc@RK3399_PD_EMMC {
 				reg = <RK3399_PD_EMMC>;
 				clocks = <&cru ACLK_EMMC>;