Re: [PATCH v3 2/3] mmc: sdhci: enable tuning for DDR50

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 4 October 2015 at 14:04, Barry Song <21cnbao@xxxxxxxxx> wrote:
> From: Weijun Yang <york.yang@xxxxxxx>
>
> CMD19 tuning is also available for DDR50 mode.
>
> Signed-off-by: Weijun Yang <york.yang@xxxxxxx>
> Signed-off-by: Barry Song <Baohua.Song@xxxxxxx>

Thanks, applied for next - with a minor change.

> ---
>  drivers/mmc/host/sdhci.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
> index 64b7fdb..2ea30fa 100644
> --- a/drivers/mmc/host/sdhci.c
> +++ b/drivers/mmc/host/sdhci.c
> @@ -1893,9 +1893,9 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
>                 tuning_count = host->tuning_count;
>
>         /*
> -        * The Host Controller needs tuning only in case of SDR104 mode
> -        * and for SDR50 mode when Use Tuning for SDR50 is set in the
> -        * Capabilities register.
> +        * The Host Controller needs tuning in case of SDR104 and DDR5

/s / DDR5 / DDR50

> +        * mode, and for SDR50 mode when Use Tuning for SDR50 is set in
> +        * the Capabilities register.
>          * If the Host Controller supports the HS200 mode then the
>          * tuning function has to be executed.
>          */
> @@ -1915,6 +1915,7 @@ static int sdhci_execute_tuning(struct mmc_host *mmc, u32 opcode)
>                 break;
>
>         case MMC_TIMING_UHS_SDR104:
> +       case MMC_TIMING_UHS_DDR50:
>                 break;
>
>         case MMC_TIMING_UHS_SDR50:
> --
> 1.9.1
>

Kind regards
Uffe
--
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



[Index of Archives]     [Linux USB Devel]     [Linux Media]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux