Hi Zhangfei, Bing, On Mon, May 30, 2011 at 2:04 PM, zhangfei gao <zhangfei.gao@xxxxxxxxx> wrote: > sd8686 requires two pins to control power, PDn and RESETn. > To enable sd8686, PDn and RESETn should both set high. > To disable sd8686, PDn should be set low. If we power down the sd8686, and power it up again, without toggling the reset pin at all (e.g. keep it always high), will the card work ? Thanks, Ohad. -- 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