Re: [PATCH v2] Revert "MIPS: Octeon: Remove special handling of CONFIG_MIPS_ELF_APPENDED_DTB=y"

[Thomas Bogendoerfer <tsbogend@alpha.franken.de>]

On Tue, Jan 19, 2021 at 07:15:31PM +0800, Kevin Hao wrote:
> This reverts commit d9df9fb901d25b941ab2cfb5b570d91fb2abf7a3.
> 
> For the OCTEON boards, it need to patch the built-in DTB before using
> it. Previously it judges if it is a built-in DTB by checking
> fw_passed_dtb. But after commit 37e5c69ffd41 ("MIPS: head.S: Init
> fw_passed_dtb to builtin DTB", the fw_passed_dtb is initialized even
> when using built-in DTB. This causes the OCTEON boards boot broken due
> to an unpatched built-in DTB is used. Revert the commit d9df9fb901d2 to
> restore the codes before the fw_passed_dtb is used and then fix this
> issue.
> 
> Fixed: 37e5c69ffd41 ("MIPS: head.S: Init fw_passed_dtb to builtin DTB")
> Cc: stable@vger.kernel.org
> Suggested-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
> Signed-off-by: Kevin Hao <haokexin@gmail.com>
> ---
>  arch/mips/cavium-octeon/setup.c | 9 ++++++---
>  1 file changed, 6 insertions(+), 3 deletions(-)

applied to mips-next.

Thomas.

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