On Wed, 2011-12-21 at 12:45 +0800, Shawn Guo wrote: > > > The term PIO here may not the one on your mind. I call it 'mxs-dma > pio'. In this mode, mxs-dma hardware can write values into mmc > controller register without cpu involved. what do you mean by values here? -- ~Vinod -- 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