The PinePhone and PineTab can boot using the U-boot bootloader. To support the A64 CPU in U-boot, the Arm Trusted Firmware must be compiled first before building U-boot.
See: https://wiki.merproject.org/wiki/Adaptations/PinePhone64#U-Boot
The PinePhone and PineTab can boot using the U-boot bootloader. To support the A64 CPU in U-boot, the Arm Trusted Firmware must be compiled first before building U-boot.
See: https://wiki.merproject.org/wiki/Adaptations/PinePhone64#U-Boot