[PATCH v5 8/8] fdt: get FDT from bloblist

[Raymond Mao]

Hi Tom,

On Mon, 15 Jan 2024 at 09:57, Raymond Mao <raymond.mao at linaro.org> wrote:

> Hi Tom,
>
> On Sat, 13 Jan 2024 at 10:27, Tom Rini <trini at konsulko.com> wrote:
>
>> On Fri, Jan 12, 2024 at 01:33:34PM -0800, Raymond Mao wrote:
>>
>> > Get device tree from a bloblist if it exists.
>> > If not, fallback to traditional way.
>> >
>> > Signed-off-by: Raymond Mao <raymond.mao at linaro.org>
>> > ---
>> > Changes in v2
>> > - Refactor of board_fdt_blob_setup().
>> > Changes in v4
>> > - Move the logics from board custom function to fdt library.
>> > Changes in V5
>> > - Rebase the changes on top of master.
>> >
>> >  lib/fdtdec.c | 18 +++++++++---------
>> >  1 file changed, 9 insertions(+), 9 deletions(-)
>>
>> Why was this just not dropped after:
>> commit 70fe23859437ffe4efe0793423937d8b78ebf9d6
>>
> In commit 70fe23859437ffe4efe0793423937d8b78ebf9d6, the FDT from bloblist
> is always overridden when OF_BOARD is enabled (OF_BOARD is enabled when
> OF_HAS_PRIOR_STAGE is on). I think this is not what we want.
> The FDT from the bloblist passed from the previous stage should be the
> default setting.
>
> If we want to build with OF_HAS_PRIOR_STAGE=y and without OF_BOARD to
avoid the
FDT from bloblist not being overridden,
`imply OF_HAS_PRIOR_STAGE` needs to be dropped from Kconfig for ARCH_QEMU,
otherwise check-of.sh will always complain.
Do you mind me adding a patch to arch/arm/Kconfig? And then we can drop
[PATCH v5 8/8].

[...]

Thanks and regards,
Raymond

>