[U-Boot] [PATCH] Makefile: Prioritize external dtb if defined

[Marek Vasut]

On 5/20/19 12:08 AM, Tom Rini wrote:
> On Mon, May 20, 2019 at 12:03:45AM +0200, Marek Vasut wrote:
>> On 5/19/19 10:44 PM, Tom Rini wrote:
>>> On Mon, Mar 25, 2019 at 03:55:16PM +0100, Michal Simek wrote:
>>>
>>>> Prioritize external dtb if its passed via EXT_DTB
>>>> than the dtb that was built in the tree. With this
>>>> patch it appends the specified external dtb to
>>>> the u-boot image.
>>>>
>>>> Signed-off-by: Michal Simek <michal.simek at xilinx.com>
>>>> Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu at xilinx.com>
>>>> Reviewed-by: Simon Glass <sjg at chromium.org>
>>>
>>> Applied to u-boot/master, thanks!
>>
>> The R-Car Gen3 boards (r8a779{5,6}*_salvator-x_defconfig) u-boot.bin
>> size grew from 986 kiB to 1240 kiB with this patch, rendering the boards
>> unbootable. I expect there to be more such cases, so please revert until
>> there's new version which has this fixed.
> 
> I must have messed something up when re-adjusting this to apply to top
> of tree.  I'll revert this, thanks for reporting.  Michal, please rebase
> the original patch and resend, thanks!

My guess is that it has to do with the LZO compression of the DTBs on
Gen3 , that fit-blob.itb is probably appended uncompressed or something.

-- 
Best regards,
Marek Vasut