[U-Boot] [PATCH] efi_loader: Use system fdt as fallback

[Andreas Färber]

Am 11.04.2016 um 16:55 schrieb Alexander Graf:
> When the user did not pass any device tree or the boot script
> didn't find any, let's use the system device tree as last resort
> to get something the payload (Linux) may understand.
> 
> This means that on systems that use the same device tree for U-Boot
> and Linux we can just share it and there's no need to manually provide
> a device tree in the target image.
> 
> While at it, also copy and pad the device tree by 64kb to give us
> space for modifications.
> 
> Signed-off-by: Alexander Graf <agraf at suse.de>

Tested-by: Andreas Färber <afaerber at suse.de>

It definitely avoids a warning message. However, it does not always
allow Linux to actually boot, e.g. on jetson-tk1 (patch sent).

Regards,
Andreas

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