[U-Boot] [PATCH] powerpc/esdhc: force the bus width to 4bit

[Jaehoon Chung]

Hi,

Andy has sent the patch related with this problem.
Check the patch "[RFC] mmc: Properly determine maximum supported bus width"

Best Regards,
Jaehoon Chung
>> decide the best workaround was to cripple our controller by eliminating
>> support for 8-bit?
> I see 12bit width when using mmcinfo, then found out the mmc.c has been changed, and I assume this change is right,
> So I have to force our controller to just support 4bit width, otherwise, the 12bit bus width is not correct.
> 
> 
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