[PATCH] Add a vga alias node for P1022

[Zhengxiong Jin]

> > >
> > > When the vga was set as the stdout and stderr in u-boot, the stdout
> > > fixup code in u-boot need to find out the vga alias node in dtb.
> > >
> > > Signed-off-by: Jason Jin <Jason.jin at freescale.com>
> > > ---
> > >  arch/powerpc/boot/dts/fsl/p1022si-post.dtsi | 2 +-
> > > arch/powerpc/boot/dts/fsl/p1022si-pre.dtsi  | 1 +
> > >  2 files changed, 2 insertions(+), 1 deletion(-)
> >
> > [Jason Jin-R64188] Any comments about this patch? Thanks.
> 
> This isn't a VGA-compatible device.  If this is needed by U-Boot, please
> provide a comment explaining the compatibility issue, and ideally also
> provide a display alias so that no other components grow dependencies on
> the vga alias.
> 
> -Scott
> 
[Jason Jin-R64188] Thanks, will add description for why the vga alias node is needed by u-boot, and add another display alias node.