arm64: dts: rockchip: enable display nodes on rk3328-rock64

Enable necessary nodes to get output on the hdmi port of the board.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

arch/arm64/boot/dts/rockchip/rk3328-rock64.dts

@@ -125,6 +125,14 @@ &gmac2io {
 	status = "okay";
 };
 
+&hdmi {
+	status = "okay";
+};
+
+&hdmiphy {
+	status = "okay";
+};
+
 &i2c1 {
 	status = "okay";
 
@@ -336,3 +344,11 @@ &usb_host0_ehci {
 &usb_host0_ohci {
 	status = "okay";
 };
+
+&vop {
+	status = "okay";
+};
+
+&vop_mmu {
+	status = "okay";
+};