[poky] [PATCH] Fix booting from eMMC on BeagleBone Black

[Saul Wold]

Richard,

Not sure why/how this got missed, it is missing an Upstream-Status in
the patch file, I would recommend that Jussi attempt to upstream it. 

Jussi, can you please add Upstream-Status to this patch.

Thanks
   Sau!


On Tue, 2016-03-01 at 11:02 +0200, Jussi Laako wrote:
> Hello,
> 
> By default, on BeagleBone, u-boot only looks for rootfs UUID from
> first
> mmc device and thus only from microSD. Thus booting from eMMC fails
> in
> kernel panic because command line has empty root partition UUID
> "root=PARTUUID=".
> 
> This patch makes it first look in the same place as before and if the
> lookup fails (no microSD inserted) it next looks up for the rootfs
> UUID
> on the second mmc device which is the on-board eMMC. I placed the
> bbappend and patch on meta-yocto-bsp layer because the BeagleBone
> support in general is located there.
> 
> 
> Best regards,
> 
> 	- Jussi Laako
> 
> 
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