Date: Thu, 22 Feb 2007 13:08:42 -0700 (MST) From: Warner Losh <imp@bsdimp.com> To: krassi@bulinfo.net Cc: freebsd-arm@freebsd.org Subject: Re: SD card support? Message-ID: <20070222.130842.74734926.imp@bsdimp.com> In-Reply-To: <45DDC686.50405@bulinfo.net> References: <45DD6E45.5000505@bulinfo.net> <20070222.082227.-2001110508.imp@bsdimp.com> <45DDC686.50405@bulinfo.net>
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> M. Warner Losh wrote: > > In message: <45DD6E45.5000505@bulinfo.net> > > Krassimir Slavchev <krassi@bulinfo.net> writes: > > : Hello, > > : > > : I've read that SD is not supported by qdmmc and now qdmmc does not exist > > : in the source tree. > > : Are the SD cards supported by mmcsd driver? > > > > Yes. The qdmmc driver is no more. The at91_mci driver is the host > > adapter driver, mmc is the bus, and mmcsd is support for mmc/sd cards > > (although only sd will work at the moment due to lack of hardware). > > > > > Good! > > I am going to investigate why my SD card is not detected. > > dmesg says only: > > at91_mci0: Setting controller bus width to 1 > at91_mci0: Setting controller bus width to 1 > at91_mci0: Setting controller bus width to 1 > at91_mci0: Setting controller bus width to 1 > mmc0: setting transfer rate to 30.000MHz > at91_mci0: Setting controller bus width to 1 Maybe the boot loader isn't turning on the right peripheral lines... They are multiplexed on the AT91RM9200 and default to GPIO. > > : Also what this line in dmesg means: > > : 'Cannot get 100 Hz clock; using 100Hz' > > : May be something is not initialized? > > > > No, that just means you can't divide 32768 by 100 evenly. > > > > Warner > > > > > And another problem: > > ate0: <EMAC> mem 0xdffbc000-0xdffbffff irq 24 on atmelarm0 > ate0: Cannot find my PHY. > device_attach: ate0 attach returned 6 Maybe the boot loader isn't turning on the right peripheral lines and/or not setting up the right type of MII bus to the PHY? Warner > Looks like nothing on miibus. Very strange because the bootspi is able > to boot from tftp server. > The PHY is RTL8201CP and I use rlphy driver which is for RTL8201L. > > Any hints where to look? > > Thanks in advance > >
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