Re: [PATCH] add support PXA168/PXA910/MMP2 SD Host Controller

zhangfei gao
2010-09-26T09:05:34Z

On Tue, Sep 21, 2010 at 5:42 AM, claud yu <claud.yu@gmail.com> wrote:
> Hi ,
>
> I had worked with MMP2 platform several weeks. The mmc/sdio interface
> have constraint about transfer size. The transfer size must be 8-byte
> alignment. If any transfer size is 4 byte alignment and not 8-byte
> alignment. This peripheral ip can't support(miss dma end interrupt or
> bad transmission) even DMA mode or PIO mode.
>

8 bytes alignment limitation has been solved from A0, bytes alignment is OK now.
> Claud Yu
>