On 16 October 2015 at 09:44, Yangbo Lu <[email protected]> wrote: > The eSDHC doesn't have a standard power control register, so when > writing this register in stack we should do nothing to avoid > incorrect operation. > > Signed-off-by: Yangbo Lu <[email protected]>
Thanks, applied for next. Kind regards Uffe > --- > drivers/mmc/host/sdhci-of-esdhc.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/mmc/host/sdhci-of-esdhc.c > b/drivers/mmc/host/sdhci-of-esdhc.c > index 7b9282b..90e94a0 100644 > --- a/drivers/mmc/host/sdhci-of-esdhc.c > +++ b/drivers/mmc/host/sdhci-of-esdhc.c > @@ -183,6 +183,12 @@ static u32 esdhc_writeb_fixup(struct sdhci_host *host, > int shift = (spec_reg & 0x3) * 8; > > /* > + * eSDHC doesn't have a standard power control register, so we do > + * nothing here to avoid incorrect operation. > + */ > + if (spec_reg == SDHCI_POWER_CONTROL) > + return old_value; > + /* > * "DMA select" location is offset 0x28 in SD specification, but on > * P5020 or P3041, it's located at 0x29. > */ > -- > 2.1.0.27.g96db324 > -- 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
