Re: Issues with ADATA SD cards on OMAP?

2011-01-13 Thread Steve Sakoman
On Wed, Jan 12, 2011 at 8:30 PM, Steve Sakoman sako...@gmail.com wrote: On Wed, Jan 12, 2011 at 9:48 AM, Steve Sakoman sako...@gmail.com wrote: On Tue, Jan 11, 2011 at 10:17 PM, Ghorai, Sukumar s-gho...@ti.com wrote: [Ghorai] We also experienced the same issue using 32GB SD card for omap3 and

Re: Issues with ADATA SD cards on OMAP?

2011-01-12 Thread Steve Sakoman
On Tue, Jan 11, 2011 at 10:17 PM, Ghorai, Sukumar s-gho...@ti.com wrote: [Ghorai] We also experienced the same issue using 32GB SD card for omap3 and omap4. And the problem is seen is that DTO value (in SYSCTL) is not current in following function. So add the following modification and

Re: Issues with ADATA SD cards on OMAP?

2011-01-12 Thread Steve Sakoman
On Wed, Jan 12, 2011 at 9:48 AM, Steve Sakoman sako...@gmail.com wrote: On Tue, Jan 11, 2011 at 10:17 PM, Ghorai, Sukumar s-gho...@ti.com wrote: [Ghorai] We also experienced the same issue using 32GB SD card for omap3 and omap4. And the problem is seen is that DTO value (in SYSCTL) is not

Re: Issues with ADATA SD cards on OMAP? -- dto calculation??

2011-01-11 Thread Steve Sakoman
On Sat, Jan 8, 2011 at 10:04 PM, Steve Sakoman sako...@gmail.com wrote: I've recently been testing memory card performance to identify the best performing brands/models. As expected, I found a huge difference in performance between brands. What I didn't expect to find, however, was a brand

Re: Issues with ADATA SD cards on OMAP? -- dto calculation??

2011-01-11 Thread Elvis Dowson
On Jan 12, 2011, at 9:58 AM, Steve Sakoman wrote: On the suggestion of Steve Kipisz of TI I tried increasing the value of dto in the set_data_timeout function of drivers/mmc/host/omap_hsmmc.c Hard coding dto to the max value of 14 appears to fix the timeout errors with ADATA brand cards.

RE: Issues with ADATA SD cards on OMAP?

2011-01-11 Thread Ghorai, Sukumar
-Original Message- From: linux-omap-ow...@vger.kernel.org [mailto:linux-omap- ow...@vger.kernel.org] On Behalf Of Steve Sakoman Sent: Sunday, January 09, 2011 10:45 PM To: Elvis Dowson Cc: linux-omap Mailing List Subject: Re: Issues with ADATA SD cards on OMAP? On Sun, Jan 9

Re: Issues with ADATA SD cards on OMAP?

2011-01-09 Thread Steve Sakoman
FWIW, I am seeing this same behavior with a brand new SanDisk 4GB Class 4 microSD card. Steve On Sat, Jan 8, 2011 at 10:04 PM, Steve Sakoman sako...@gmail.com wrote: I've recently been testing memory card performance to identify the best performing brands/models. As expected, I found a huge

Re: Issues with ADATA SD cards on OMAP?

2011-01-09 Thread Elvis Dowson
Hi Steve, On Jan 9, 2011, at 9:00 PM, Steve Sakoman wrote: mmcblk0: error -110 sending read/write command, response 0x900, card status 0xe00 Error -110 is ETIMEOUT. The card might be getting detected but not powering up, perhaps? something to do with voltage regulator setup or probably a

Re: Issues with ADATA SD cards on OMAP?

2011-01-09 Thread Steve Sakoman
On Sun, Jan 9, 2011 at 9:07 AM, Elvis Dowson elvis.dow...@mac.com wrote: Hi Steve, On Jan 9, 2011, at 9:00 PM, Steve Sakoman wrote: mmcblk0: error -110 sending read/write command, response 0x900, card status 0xe00 Error -110 is ETIMEOUT. The card might be getting detected but not