board: rockchip: Add rk3588 evb

rk3588 evb1 v10 is a evalution board from Rockchip, it is a dev board for
rockchip and also a reference board for board vendors.

Hardware:
SoC: RK3588
DRAM: LPDDR4X 8GB
Debug: UART2 via USB
PCIe: 3x4 *1
SATA *2
HDMI out *2
HDMI IN *1
USB2.0 Host *2
USB3.0 Host *1
Type C *1
MIPI DSI panel

dts Sync from Linux v6.2.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Jagan Teki <jagan@edgeble.ai>
diff --git a/board/rockchip/evb_rk3588/MAINTAINERS b/board/rockchip/evb_rk3588/MAINTAINERS
new file mode 100644
index 0000000..7b7df3c
--- /dev/null
+++ b/board/rockchip/evb_rk3588/MAINTAINERS
@@ -0,0 +1,7 @@
+EVB-RK3588
+M:	Kever Yang <kever.yang@rock-chips.com>
+S:	Maintained
+F:	board/rockchip/evb_rk3588
+F:	include/configs/evb_rk3588.h
+F:	configs/evb-rk3588_defconfig
+F:	arch/arm/dts/rk3588-evb-u-boot.dtsi