On Tue, Sep 21, 2010 at 5:42 AM, claud yu <claud.yu@xxxxxxxxx> 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 > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html