[PATCH] ARM: DTS: correct the capability string for mmc0

Kukjin Kim kgene.kim at samsung.com
Wed Jun 25 04:19:54 PDT 2014


Doug Anderson wrote:
> 
> Hi,
>
Hi,

> On Mon, Jun 23, 2014 at 4:36 AM, Kukjin Kim <kgene.kim at samsung.com> wrote:
> > Naveen Krishna Chatradhi wrote:
> >>
> >> MMC capability for HS200 is parsed in mmc/core/host.c as
> >> dts string "mmc-hs200-1_8v".
> >>
> >> This patch corrects the dts string for Exynos5420 based peach-pit
> >> and Exynos5800 based peach-pi boards.
> >>
> >> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen at samsung.com>
> >> ---
> >>  arch/arm/boot/dts/exynos5420-peach-pit.dts |    2 +-
> >>  arch/arm/boot/dts/exynos5800-peach-pi.dts  |    2 +-
> >>  2 files changed, 2 insertions(+), 2 deletions(-)
> >>
> >> diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts
> b/arch/arm/boot/dts/exynos5420-
> >> peach-pit.dts
> >> index 7649982..7dea480 100644
> >> --- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
> >> +++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
> >> @@ -173,7 +173,7 @@
> >>       status = "okay";
> >>       num-slots = <1>;
> >>       broken-cd;
> >> -     caps2-mmc-hs200-1_8v;
> >> +     mmc-hs200-1_8v;
> >>       supports-highspeed;
> >>       non-removable;
> >>       card-detect-delay = <200>;
> >> diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts
> b/arch/arm/boot/dts/exynos5800-
> >> peach-pi.dts
> >> index 2c2c137..bb3ee76 100644
> >> --- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
> >> +++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
> >> @@ -171,7 +171,7 @@
> >>       status = "okay";
> >>       num-slots = <1>;
> >>       broken-cd;
> >> -     caps2-mmc-hs200-1_8v;
> >> +     mmc-hs200-1_8v;
> >>       supports-highspeed;
> >>       non-removable;
> >>       card-detect-delay = <200>;
> >> --
> >> 1.7.9.5
> >
> > Applied, thanks.
> 
> As an FYI: this patch (while correct) will likely cause sporadic boot
> failures until Sonny and my patches land:
> 
Thanks for your kindly information.

As I replied on other patch, I will holding on until followings land.

> * https://patchwork.kernel.org/patch/4323921/
>   mmc: dw_mmc: Make sure we don't get stuck when we get an error
> 
> * https://patchwork.kernel.org/patch/4213211/
>   mmc: dw_mmc: change to use recommended reset procedure
> 
> In the very least we got sporadic boot failures locally when we
> enabled hs200 and didn't have the "don't get stuck" patch.  I will
> also note that it would have been nice had this patch title included
> the words exynos and/or pit/pi in it.
> 
Yes, as you can see log, I always change the subject with some my rule is
similar with your suggestion when I apply into samsung tree ;-)

Thanks,
Kukjin




More information about the linux-arm-kernel mailing list