[PATCH v2] sunxi: add board documentation

[Simon Glass]

On Mon, 27 Dec 2021 at 08:08, Andre Przywara <andre.przywara at arm.com> wrote:
>
> Add some long overdue instructions for building and installing U-Boot on
> Allwinner SoC based boards.
> This describes the building process, including TF-A and crust, plus
> installation to SD card, eMMC and SPI flash, both from Linux and U-Boot
> itself. Also describe FEL booting.
>
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> ---
> Changelog v1 ... v2:
> - drop optional command line parameters (-j, -v, ...)
> - more links and explanations around crust
> - use "sudo dd" instead of "#" root prompt to indicate root privileges
> - add prominent note about BROM header inside GPT
> - more hints on SoCs with 128K boot offset ability
> - add Allwinner index to top-level index.rst
> - smaller typo fixes

Reviewed-by: Simon Glass <sjg at chromium.org>