[U-Boot] [PATCH 2/2] arm: socfpga: config: Remove hard-coded drvsel and smpsel

Chin Liang See clsee at altera.com
Thu Aug 20 07:15:25 CEST 2015


Hi Marek,

On Wed, 2015-08-19 at 03:22 -0500, Chin Liang See wrote:
> Hi,
> 
> On Wed, 2015-08-19 at 09:37 +0200, marex at denx.de wrote:
> > On Wednesday, August 19, 2015 at 07:55:14 AM, Chin Liang See wrote:
> > > Remove hard-coded SDMMC timing parameter drvsel and smplsel.
> > > This setting now will come from SDMMC calibration
> > > 
> > > Signed-off-by: Chin Liang See <clsee at altera.com>
> > > Cc: Dinh Nguyen <dinguyen at opensource.altera.com>
> > > Cc: Pavel Machek <pavel at denx.de>
> > > Cc: Marek Vasut <marex at denx.de>
> > > Cc: Wolfgang Denk <wd at denx.de>
> > > Cc: Stefan Roese <sr at denx.de>
> > > Cc: Tom Rini <trini at konsulko.com>
> > > ---
> > >  include/configs/socfpga_common.h |    2 --
> > >  1 files changed, 0 insertions(+), 2 deletions(-)
> > > 
> > > diff --git a/include/configs/socfpga_common.h
> > > b/include/configs/socfpga_common.h index 5ca45a9..1ca795c 100644
> > > --- a/include/configs/socfpga_common.h
> > > +++ b/include/configs/socfpga_common.h
> > > @@ -155,8 +155,6 @@
> > >  #define CONFIG_DWMMC
> > >  #define CONFIG_SOCFPGA_DWMMC
> > >  #define CONFIG_SOCFPGA_DWMMC_FIFO_DEPTH	1024
> > 
> > I believe this is pulled from DT nowaways, so feel free to send a separate
> > patch to remove this from here and README.socfpga.
> > 
> > > -#define CONFIG_SOCFPGA_DWMMC_DRVSEL	3
> > > -#define CONFIG_SOCFPGA_DWMMC_SMPSEL	0
> > 
> > Certainly, I agree, this horribleness should go away.
> > 
> > >  /* FIXME */
> > >  /* using smaller max blk cnt to avoid flooding the limited stack we have
> > > */ #define CONFIG_SYS_MMC_MAX_BLK_COUNT	256	/* FIXME -- SPL only? */
> > 
> > Now that you're digging in the SD/MMC stuff -- is this still relevant at all?
> > I don't think so, so you should be able to remove this as well (again, in a
> > separate patch and with a sufficient amount of testing).
> > 
> 
> Ok, let me take a look into this.


I further checked and we still need this.
But I believe all these info can be moved to dts.
Let mark this as future enhancement.
Thanks

Chin Liang


> Thanks
> 
> Chin Liang
> 
> > Best regards,
> > Marek Vasut
> 




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