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VIM4 is capable of booting from the following devices: eMMC
, TF Card
, SPI Flash
We talking there only about 1st stage SOC boot, next second stage os loading possible for any other diveices like USB storages, NVME etc …
You can also swap the boot priority of the eMMC
and SPI Flash
via the KBI(Khadas Boot Instructions), but the TF Card
will always take the highest priority.
eMMC
above SPI Flash
kvim4# kbi bootmode w emmc
Then the boot priority will become:
SPI Flash
above eMMC
kvim4# kbi bootmode w spi
Then the boot priority will become: