Am Mittwoch, 5. Juni 2013, 16:00:43 schrieb Seungwon Jeon:
> On 06/03/13 7:59 AM, Heiko Stübner wrote:
> > Cortex-A9 SoCs from Rockchip use a slightly modified variant of dw_mmc
> > controllers that seems to require the SDMMC_CMD_USE_HOLD_REG bit to
> > always be set.
> >
> > There also seem to be no other modifications (additional register etc)
> > present, so to keep the footprint low, add this small variant to the
> > pltfm driver.
> >
> > Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
> > ---
> >
> > drivers/mmc/host/dw_mmc-pltfm.c | 48
> > +++++++++++++++++++++++++++----------- 1 files changed, 34
> > insertions(+), 14 deletions(-)
> >
> > diff --git a/drivers/mmc/host/dw_mmc-pltfm.c
> > b/drivers/mmc/host/dw_mmc-pltfm.c index 0048da8..7d041b5 100644
> > --- a/drivers/mmc/host/dw_mmc-pltfm.c
> > +++ b/drivers/mmc/host/dw_mmc-pltfm.c
> > @@ -24,6 +24,16 @@
> >
> > #include "dw_mmc.h"
> >
> > +
> > +static void dw_mci_rockchip_prepare_command(struct dw_mci *host, u32
> > *cmdr) +{
> > + *cmdr |= SDMMC_CMD_USE_HOLD_REG;
>
> Currently, SDMMC_CMD_USE_HOLD_REG is defined in dw_mmc-exynos.c
> It should be moved to dw_mmc.h
It's already done in another patch "mmc: dw_mmc: Add support DW SD/MMC driver
on SOCFPGA" from Dinh Nguyen <dinguyen@xxxxxxxxxx>, which I therefore named as
dependency in the cover letter.
Don't know if it's better to also include the move here again and let the
merging person sort out the conflict?
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