> -----Original Message----- > From: linux-mmc-owner@xxxxxxxxxxxxxxx [mailto:linux-mmc- > owner@xxxxxxxxxxxxxxx] On Behalf Of kishore kadiyala > Sent: Monday, November 15, 2010 3:09 AM > To: linux-mmc@xxxxxxxxxxxxxxx; linux-omap@xxxxxxxxxxxxxxx > Subject: omap4: hsmmc: Fix improper card detection while booting > > While booting OMAP4 ES2.0 boards, cards on MMC1 and MMC2 controllers > are not getting detected some times. > > During reset of command/data line, wrong pointer to base address > was passed while read operation to SYSCTL register, thus impacting > the updated reset logic. > Passing correct base address fixes the issue. > > Signed-off-by: Kishore Kadiyala <kishore.kadiyala@xxxxxx> > Acked-by: Felipie Balbi <balbi@xxxxxx> > Cc: Tony Lindgren <tony@xxxxxxxxxxx> > Cc: Chris Ball <cjb@xxxxxxxxxx> > Cc: Madhusudhan Chikkature <madhu.cr@xxxxxx> > --- > drivers/mmc/host/omap_hsmmc.c | 2 +- > 1 files changed, 1 insertions(+), 1 deletions(-) > > diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c > index 82a1079..5d46021 100644 > --- a/drivers/mmc/host/omap_hsmmc.c > +++ b/drivers/mmc/host/omap_hsmmc.c > @@ -1002,7 +1002,7 @@ static inline void > omap_hsmmc_reset_controller_fsm(struct omap_hsmmc_host > *host, > * Monitor a 0->1 transition first > */ > if (mmc_slot(host).features & HSMMC_HAS_UPDATED_RESET) { > - while ((!(OMAP_HSMMC_READ(host, SYSCTL) & bit)) > + while ((!(OMAP_HSMMC_READ(host->base, SYSCTL) & bit)) > && (i++ < limit)) > cpu_relax(); > } > -- > 1.7.1 > Ack. Acked-by: Madhusudhan Chikkature <madhu.cr@xxxxxx> > > -- > 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 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
