[PATCH v2 2/3] cmd: fdt: allow standalone "fdt move"

Simon Glass sjg at chromium.org
Mon Feb 13 01:34:15 CET 2023


On Fri, 10 Feb 2023 11:02:12 +0000 Andre Przywara wrote:
> At the moment every subcommand of "fdt", except "addr" itself, requires
> the DT address to be set first. We explicitly check for that before even
> comparing against the subcommands' string.
> This early bailout also affects the "move" subcommand, even though that
> does not require or rely on a previous call to "fdt addr". In fact it
> even sets the FDT address to the target of the move command, so is a
> perfect beginning for a sequence of fdt commands.
> Move the check for a previously set FDT address to after we handle the
> "move" command also, so we don't need a dummy call to "fdt addr" first,
> before being able to move the devicetree.
> This skips one pointless "fdt addr" call in scripts which aim to alter
> the control DT, but need to copy it to a safe location first (for
> instance to $fdt_addr_r).
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> Reviewed-by: Simon Glass <sjg at chromium.org>
> ---
>  cmd/fdt.c | 28 +++++++++++++++++-----------
>  1 file changed, 17 insertions(+), 11 deletions(-)
Applied to u-boot-dm, thanks!

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