Messages in this thread | | | Subject | RE: [PATCH 3/4] [MMC] mmc_spi: add polling support for thecarddetectline | Date | Tue, 27 May 2008 10:11:45 +0800 | From | "Chen Gong" <> |
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> -----Original Message----- > From: Anton Vorontsov [mailto:avorontsov@ru.mvista.com] > Sent: 2008?5?26? 23:38 > To: Chen Gong > Cc: Kumar Gala; David Brownell; Pierre Ossman; > linuxppc-dev@ozlabs.org; > spi-devel-general@lists.sourceforge.net; > linux-kernel@vger.kernel.org; Tabi Timur > Subject: Re: [PATCH 3/4] [MMC] mmc_spi: add polling support > for thecarddetectline > > On Thu, May 22, 2008 at 09:44:57PM +0800, Chen Gong wrote: > [...] > > > > I want to know whether every card working well ? Because > > > I'm working > > > > For 83xx MMC-over-SPI support, the presented concrete > > > methods I used > > > > as you do, but only 256M card seems good, 512M or 1G/2G > > > card all have > > > > some problems > > > > > > So far I don't have cards larger than 256M. Will try to get one > > > though. > > > > > Thanks, if you have any new test report pls contact me. > > Just tested with Apacer 1GB MicroSD (connected through dumb > adapter), it works quite well here. I've successfully wrote > 10 mb file onto ext2 formatted partition...
Oh, thanks for your info. The card I used is Kingston 1G SD card.
> > > BTW, a fews days ago Joakim Tjernlund made a heavy fix for > > spi_mpc83xx.c to resolve clock glitch. But it looks no any > impact for > > me, but maybe it has positive effect for you. > > Yup, I use it. > > Btw, which mmc driver are you using? The one from MPC8610HPCD > BSP or mainline's mmc_spi?
:-( the mmc driver now in the MPC8610HPCD BSP is ported from uClinux by me, it has many problems, because at that time MMC-over-SPI driver doen't exist in the kernel.
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