It has no onboard SPI NOR flash so all you could do is to ‘waste’ the eMMC socket with an adapter for SPI NOR flash or figure out a way to use a small spare SD card to put the bootloader there that allows to boot from NVMe.
It has no onboard SPI NOR flash so all you could do is to ‘waste’ the eMMC socket with an adapter for SPI NOR flash or figure out a way to use a small spare SD card to put the bootloader there that allows to boot from NVMe.