On 15 February 2014 15:08, Seungwon Jeon <[email protected]> wrote: > Added MMC_DDR52 as eMMC's DDR mode distinguished from SD-UHS. > > CC: Russell King <[email protected]> > Signed-off-by: Seungwon Jeon <[email protected]>
Acked-by: Ulf Hansson <[email protected]> Do note, normally Russell takes patches for mmci. In this case I think it's important that the complete set gets merged together. Especially since patch 1, on it's own, actually breaks support for MMC DDR mode for some host drivers. Kind regards Ulf Hansson > --- > drivers/mmc/host/mmci.c | 6 ++++-- > 1 files changed, 4 insertions(+), 2 deletions(-) > > diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c > index b931226..421d1fe 100644 > --- a/drivers/mmc/host/mmci.c > +++ b/drivers/mmc/host/mmci.c > @@ -299,7 +299,8 @@ static void mmci_set_clkreg(struct mmci_host *host, > unsigned int desired) > if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_8) > clk |= MCI_ST_8BIT_BUS; > > - if (host->mmc->ios.timing == MMC_TIMING_UHS_DDR50) > + if (host->mmc->ios.timing == MMC_TIMING_UHS_DDR50 || > + host->mmc->ios.timing == MMC_TIMING_MMC_DDR52) > clk |= MCI_ST_UX500_NEG_EDGE; > > mmci_write_clkreg(host, clk); > @@ -784,7 +785,8 @@ static void mmci_start_data(struct mmci_host *host, > struct mmc_data *data) > mmci_write_clkreg(host, clk); > } > > - if (host->mmc->ios.timing == MMC_TIMING_UHS_DDR50) > + if (host->mmc->ios.timing == MMC_TIMING_UHS_DDR50 || > + host->mmc->ios.timing == MMC_TIMING_MMC_DDR52) > datactrl |= MCI_ST_DPSM_DDRMODE; > > /* > -- > 1.7.0.4 > > -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
