rpi-uboot

Raspberry Pi U-Boot

Step by Step

Step1

Please download broadcom firmware from Raspberry Pi Official GitHub Repository.

https://github.com/raspberrypi/firmware

File List

• boot/bootcode.bin
• boot/start.elf
• boot/start_cd.elf
• boot/start_db.elf
• boot/start_x.elf
• boot/start4.elf
• boot/start4cd.elf
• boot/start4db.elf
• boot/start4x.elf
• boot/fixup.dat
• boot/fixup_cd.dat
• boot/fixup_db.dat
• boot/fixup_x.dat
• boot/fixup4.dat
• boot/fixup4cd.dat
• boot/fixup4db.dat
• boot/fixup4x.dat

Step2

Please copy downloaded files to FAT file system root directory.

Step3

Please download U-Boot binary from release page.

Step4

Please create a file with the following contents.

# Raspberry Pi 1A 32Bit
[board-type=0x00]
kernel=u-boot-bcm2708-rpi-b.bin

# Raspberry Pi 1A+ 32Bit
[board-type=0x02]
kernel=u-boot-bcm2708-rpi-b.bin

# Raspberry Pi 1B 32Bit
[board-type=0x01]
kernel=u-boot-bcm2708-rpi-b.bin

# Raspberry Pi 1B+ 32Bit
[board-type=0x03]
kernel=u-boot-bcm2708-rpi-b-plus.bin

# Raspberry Pi 2B 32Bit
[board-type=0x04]
kernel=u-boot-bcm2709-rpi-2-b.bin

# Raspberry Pi CM1 32Bit
[board-type=0x06]
kernel=u-boot-bcm2708-rpi-cm.bin

# Raspberry Pi Zero 32Bit
[board-type=0x09]
kernel=u-boot-bcm2708-rpi-zero.bin

# Raspberry Pi Zero W 32Bit
[board-type=0x0c]
kernel=u-boot-bcm2708-rpi-zero-w.bin

# Raspberry Pi 3A+ 64Bit
[board-type=0x0e]
arm_64bit=1
kernel=u-boot-bcm2710-rpi-3-b-plus.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi 3B 64Bit
[board-type=0x08]
arm_64bit=1
kernel=u-boot-bcm2710-rpi-3-b.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi 3B+ 64Bit
[board-type=0x0d]
arm_64bit=1
kernel=u-boot-bcm2710-rpi-3-b-plus.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi CM3 64Bit
[board-type=0x0a]
arm_64bit=1
kernel=u-boot-bcm2710-rpi-cm3.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi CM3+ 64Bit
[board-type=0x10]
arm_64bit=1
kernel=u-boot-bcm2710-rpi-cm3.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi 4B 64Bit
[board-type=0x11]
arm_64bit=1
kernel=u-boot-bcm2711-rpi-4-b.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi Zero 2 W 64Bit
[board-type=0x12]
arm_64bit=1
kernel=u-boot-bcm2710-rpi-zero-2-w.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi 400 64Bit
[board-type=0x13]
arm_64bit=1
kernel=u-boot-bcm2711-rpi-400.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# Raspberry Pi CM4 64Bit
[board-type=0x14]
arm_64bit=1
kernel=u-boot-bcm2711-rpi-cm4.bin
dtoverlay=miniuart-bt
dtoverlay=vc4-kms-v3d

# All Raspberry Pi
[all]
force_turbo=1
dtparam=watchdog=on

Final

Boot! ;-)