On Thursday, August 20, 2015 at 11:55:02 PM, Dinh Nguyen wrote: > +CC: Simon Glass
Hi Dinh, > On Thu, Aug 20, 2015 at 12:32 AM, Marek Vasut <ma...@denx.de> wrote: > > On Thursday, August 20, 2015 at 07:28:02 AM, Chin Liang See wrote: > >> Hi, > >> > >> On Wed, 2015-08-19 at 14:36 +0000, ma...@denx.de wrote: > >> > On Wednesday, August 19, 2015 at 10:21:17 AM, Chin Liang See wrote: > >> > > Hi, > >> > > >> > Hi again, > >> > > >> > > On Wed, 2015-08-19 at 02:41 +0000, ma...@denx.de wrote: > >> > > > On Wednesday, August 19, 2015 at 07:54:50 AM, Chin Liang See wrote: > >> > > > > Enable SDMMC calibration to determine the best setting for > >> > > > > drvsel and smpsel. It will be triggered whenever there is > >> > > > > a change of card frequency and bus width. This is to ensure > >> > > > > reliable transmission between the controller and the card. > >> > > > > > >> > > > > Signed-off-by: Chin Liang See <cl...@altera.com> > >> > > > > Cc: Dinh Nguyen <dingu...@opensource.altera.com> > > I think there's something wrong with your git scripts, I did not get this > email. You're not getting quite a lot of email I think. Could it be that altera has some issues with their mail system after some 300 patches went through your mailbox ? You sure you're not being filtered ? :b > >> > > > > Cc: Pavel Machek <pa...@denx.de> > >> > > > > Cc: Marek Vasut <ma...@denx.de> > >> > > > > Cc: Wolfgang Denk <w...@denx.de> > >> > > > > Cc: Stefan Roese <s...@denx.de> > >> > > > > Cc: Tom Rini <tr...@konsulko.com> > >> > > > > --- [...] > >> > Thanks. I was curious, is this really socfpga specific or can this > >> > calibration be used on dwmmc in general -- thus on exynos and rockchip > >> > systems -- as well? If it's generic to dwmmc, this should be moved > >> > into the dwmmc core code. Also, I am CCing Simon, he's been plumbing > >> > in the DWMMC recently. > > I didn't see you explicitly add Simon to the thread. Doing it here.. > > >> I am not sure. But definitely we can make the calibration common enough > >> if they required the calibration too. Let wait feedback from Simon. > > I know that the linux driver for the DW MMC for SoCFGPA, Exynos and > Rockchip are using the drvsel and smpsel parameters. But I also think > these parameters can > be different for different types of SD card. Are you sure this > function will cover those > cases? If we're doing the calibration, we should do it correctly :) _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
