[U-Boot] MMC is broken on mx28evk

[Marek Vasut]

Dear Lauri Hintsala,

> Hi Marek,
> 
> I built U-Boot 2012.04-rc1 and tried it with mx28evk. MMC seems to be
> broken. Reverting your commit 3687c4 (i.MX28: Do data transfers via DMA
> in MMC driver) fix the issue.

CCing Fabio, can you test? Also, CCing proper ML.

> Also there is issue in setting MAC address. Console logs are at the end
> of this mail.
> 
> Best regards,
> Lauri Hintsala
> 
> 
> ---
> 
> U-Boot 2012.04-rc1 (Apr 02 2012 - 17:19:53)
> 
> Freescale i.MX28 family at 454 MHz
> DRAM:  128 MiB
> MMC:   MXS MMC: 0
> MMC0: DMA transfer failed
> MMC0: DMA transfer failed
> MMC0: DMA transfer failed
> MMC0: DMA transfer failed
> MMC init failed
> Using default environment
> 
> In:    serial
> Out:   serial
> Err:   serial
> Net:   FEC0
> Warning: failed to set MAC address
> , FEC1
> Warning: failed to set MAC address
> 
> Hit any key to stop autoboot:  0
> MX28EVK U-Boot > mmc rescan
> MMC0: DMA transfer failed
> MMC0: DMA transfer failed
> MMC0: DMA transfer failed
> MMC0: DMA transfer failed

Best regards,
Marek Vasut