> -----Original Message----- > From: zhangfei gao [mailto:zhangfei.gao@xxxxxxxxx] > Sent: Thursday, June 24, 2010 4:26 PM > To: Ghorai, Sukumar > Cc: Chikkature Rajashekar, Madhusudhan; Tony Lindgren; Menon, Nishanth; > linux-omap@xxxxxxxxxxxxxxx; linux-mmc@xxxxxxxxxxxxxxx > Subject: Re: [PATCH] Disable the non working eMMC on Zoom2/3 > > On Tue, Jun 22, 2010 at 7:43 PM, Ghorai, Sukumar <s-ghorai@xxxxxx> wrote: > > > > > >> -----Original Message----- > >> From: zhangfei gao [mailto:zhangfei.gao@xxxxxxxxx] > >> Sent: Tuesday, June 22, 2010 4:51 PM > >> To: Chikkature Rajashekar, Madhusudhan > >> Cc: Tony Lindgren; Menon, Nishanth; Ghorai, Sukumar; linux- > >> omap@xxxxxxxxxxxxxxx; linux-mmc@xxxxxxxxxxxxxxx > >> Subject: Re: [PATCH] Disable the non working eMMC on Zoom2/3 > >> > >> On Sat, May 8, 2010 at 5:25 AM, Madhusudhan <madhu.cr@xxxxxx> wrote: > >> > > >> > > >> >> -----Original Message----- > >> >> From: Tony Lindgren [mailto:tony@xxxxxxxxxxx] > >> >> Sent: Thursday, May 06, 2010 10:31 AM > >> >> To: Madhusudhan > >> >> Cc: 'Nishanth Menon'; 'Ghorai, Sukumar'; linux-omap@xxxxxxxxxxxxxxx; > >> >> linux-mmc@xxxxxxxxxxxxxxx > >> >> Subject: Re: [PATCH] Disable the non working eMMC on Zoom2/3 > >> >> > >> >> * Madhusudhan <madhu.cr@xxxxxx> [100505 18:31]: > >> >> > > >> >> > > >> >> > > -----Original Message----- > >> >> > > From: Tony Lindgren [mailto:tony@xxxxxxxxxxx] > >> >> > > >> >> > > And what about this "Simulate multi mmc card as one big" patch? > >> >> > > > >> >> > Did not get you, what patch are you referring to? > >> >> > >> >> Oops sorry forgot the link: > >> >> > >> >> https://patchwork.kernel.org/patch/87944/ > >> >> > >> > This will not help. I don't know the history of the patch but what > this > >> is > >> > intended for is to support multiple MMC cards connected to a single > >> > controller. But on the Zoom the eMMC we are talking about is > connected > >> to > >> > MMC2. > >> > > >> > Regards, > >> > Madhu > >> > > >> >> Tony > >> > > >> > -- > >> > 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 > >> > > >> > >> Hi, Guys > >> > >> Just wander whether 16G Micron eMMC works on your platform. > >> I also have such issue, 16G Micron emmc can not work with read and > >> write, with data timeout. > >> While 8G Micron eMMC workable. > >> Do you have the same issue? > > > > [Ghorai] we have 16G eMMC in ZOOM3 and 3630-SDP and its working fine. > Let me know what board you are using. > > mmc1: new high speed MMC card at address 0001 > > PM: Adding info for mmc:mmc1:0001 > > mmcblk0: mmc1:0001 STM16G 14.8 GiB > > PM: Adding info for No Bus:mmcblk0 > > mmcblk0: p1 p2 > >> > >> Thanks > > > > Hi, Ghorai > > Thanks for your valueable info. > We also enabled Micron 16G eMMC, two issues stuck us before. > 1. The bus_width should be inited otherwise read ext_csd would be fail. > 2. The emmc may stay in boot partition and kernel should switch to > user partition, where filesystem is located. [Ghorai] 1. If my understanding is not wrong, then the same problem exists in external MMC card too. 2. So, can you share your eMMC log, just to check if I have any clue! Or let me know how I can reproduce the issue. > > Thanks -- 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
