Belkin F5D8233-4 v4

Overview
FCC photos show the device with a flash chip:
 * Macronix MX29LV320CBTC-70G (4MB).

+config RT288X_MACH_F5D8233_V4 +   bool "Belkin F5D8233 V4 board support"
 * Add OpenWrt support for Belkin F5D8233-4 V4 

+mtdlayout_f5d8233=192k(u-boot)ro,64k(nvram),896k(kernel), 2880k(rootfs),64k(factory),3776k at 0x40000(firmware)

+mtd_f5d8233_kernel_part_size=917504 +mtd_f5d8233_rootfs_part_size=2949120

+define BuildFirmware/F5D8233

Links of Interest

 * Difference in Belkin F5d8233-4 V3 and V4 on SNB forums