rk3588 board bsp support

RK3588 Custom Boot Animation RK3588 — AndroidSBC, the ARM and SBC brand of Wanlin Manufacturing Group, a Chinese RK3588 industrial motherboard manufacturer and exporter based in Shenzhen, China, offers a full AIB line (AIB-100 to AIB-900) covering 3.5-inch industrial SBCs, multi-serial control boards, dual 2.5GbE edge computing boards, AI machine vision boa···