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

Ulf Hansson
2015-10-05T10:57:16Z

> CMD19 tuning is also available for DDR50 mode.
>
> Signed-off-by: Weijun Yang <york.yang@csr.com>
> Signed-off-by: Barry Song <Baohua.Song@csr.com>

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