From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Chen Gong" Subject: Re: [PATCH 3/4] [MMC] mmc_spi: add polling support for thecarddetectline Date: Tue, 27 May 2008 10:11:45 +0800 Message-ID: <58A20A281BAF1047B4EAE68DE5C0BDC2F5939E@zch01exm21.fsl.freescale.net> References: <20080516165057.GC24196@polina.dev.rtsoft.ru> <58A20A281BAF1047B4EAE68DE5C0BDC2F16E6A@zch01exm21.fsl.freescale.net> <20080522123838.GA27149@polina.dev.rtsoft.ru> <58A20A281BAF1047B4EAE68DE5C0BDC2F176EF@zch01exm21.fsl.freescale.net> <20080526153747.GA31663@polina.dev.rtsoft.ru> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: David Brownell , linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linuxppc-dev-mnsaURCQ41sdnm+yROfE0A@public.gmane.org, spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, Tabi Timur , Pierre Ossman To: Return-path: Content-class: urn:content-classes:message In-Reply-To: <20080526153747.GA31663-PHTr8nzUCjejyJ0x5qLZdcN33GVbZNy3@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: spi-devel-general-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-spi.vger.kernel.org > -----Original Message----- > From: Anton Vorontsov [mailto:avorontsov-hkdhdckH98+B+jHODAdFcQ@public.gmane.org] > Sent: 2008?5?26? 23:38 > To: Chen Gong > Cc: Kumar Gala; David Brownell; Pierre Ossman; > linuxppc-dev-mnsaURCQ41sdnm+yROfE0A@public.gmane.org; > spi-devel-general-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org; > linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.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. ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2008. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/