What's in the 4MB mtdblock0 device on the Nano DevKit module?

Anyone know?

Oh wait, is that this…

BCT
QSPI-NOR
Boot configuration table, DRAM timing

NVC
QSPI-NOR
Nvtboot Bootloader, Reads DTB from SD card, Passes DTB to nvtboot_cpu

PT
QSPI-NOR
Partition Table

PAD
QSPI-NOR
Move VER to end of QSPI-NOR, Empty padding

VER
QSPI-NOR
Firmware version field \n\n

Yeah that’s what it is. :)