This document describes the information about Raspberry Pi boards and it's usage steps.
List of the supported Rasbperry Pi boards and the corresponding defconfig files:
- rpi_defconfig - Raspberry Pi
- rpi_0_w_defconfig - Raspberry Pi 1 - Raspberry Pi zero
- rpi_2_defconfig - Raspberry Pi 2
- rpi_3_32b_defconfig - Raspberry Pi 3b
- rpi_4_32b_defconfig - Raspberry Pi 4b
- rpi_3_defconfig - Raspberry Pi 3b
- rpi_3_b_plus_defconfig - Raspberry Pi 3b+
- rpi_4_defconfig - Raspberry Pi 4b
- rpi_arm64_defconfig - Raspberry Pi 3b - Raspberry Pi 3b+ - Raspberry Pi 4b - Raspberry Pi 400 - Raspberry Pi CM 3 - Raspberry Pi CM 3+ - Raspberry Pi CM 4 - Raspberry Pi zero 2 w
rpi_arm64_defconfig uses the device-tree provided by the firmware instead of the embedded one. It allows to use the same U-Boot binary to boot different boards.