Renesas R-Car Gen3 U-Boot installation

U-Boot can be installed on R-Car Gen3 systems in multiple ways.

The generic installation method, which also requires physical hardware access, is to install U-Boot using the flash_writer tool. This procedure is documented below.

Installation into the HyperFlash can be performed from U-Boot, please refer to Renesas R-Car Gen3 U-Boot HyperFlash installation for details.

Installation into the SPI NOR can be performed from U-Boot, please refer to Renesas R-Car Gen3 U-Boot SPI NOR installation for details.

Note

The maximum u-boot.bin size for this target is 1 MiB or 0x100000 Bytes

Install U-Boot using flash_writer tool

In order to install U-Boot using flash_writer tool, first build U-Boot for this target and collect u-boot-elf.srec build artifact. Then follow the application note shipped together with the flash_writer tool to install the u-boot-elf.srec artifact using XLS2 command.