* T Krishnamoorthy, Balaji <[email protected]> [110928 05:00]: > Hi Tony, > > Can you queue this patch ?
Thanks, adding into fixes. Tony > On Fri, Sep 9, 2011 at 7:34 PM, T Krishnamoorthy, Balaji > <[email protected]> wrote: > > On Fri, Aug 12, 2011 at 8:43 PM, Buckley, Bryan <[email protected]> > > wrote: > >> On Fri, Jul 22, 2011 at 7:30 AM, Kishore Kadiyala > >> <[email protected]> wrote: > >>> > >>> On Fri, Jul 22, 2011 at 12:59 AM, Bryan Buckley <[email protected]> > >>> wrote: > >>> > Remove OMAP4_USBC1_ICUSB_PWRDNZ_MASK during enable/disable PWRDNZ mode > >>> > for > >>> > MMC1_PBIAS and associated extended-drain MMC1 I/O cell. This is in > >>> > accordance > >>> > with the control module programming guide. This fixes a bug where if > >>> > trying to > >>> > use gpio_98 or gpio_99 and MMC1 at the same time the GPIO signal will be > >>> > affected by a changing SDMMC1_VDDS. > >>> > > >>> > Software must keep MMC1_PBIAS cell and MMC1_IO cell PWRDNZ signals low > >>> > whenever > >>> > SDMMC1_VDDS ramps up/down or changes for cell protection purposes. > >>> > > >>> > MMC1 is based on SDMMC1_VDDS whereas USBC1 is based on SIM_VDDS > >>> > therefore > >>> > they can operate independently. > >>> > > >>> > Signed-off-by: Bryan Buckley <[email protected]> > >>> > >>> Good catch, > >>> > >>> Acked-by: Kishore Kadiyala <[email protected]> > >>> > >> > >> Any other comments from anyone else? Noticed that this commit isn't > >> in any upstream branches. This patch will fix issues with people who > >> want to use GPIO 98/99 AND MMC1 at the same time. Would be good to > >> have this fix upstream. > >> > > FWIW: Tested on OMAP4 Blaze > > Tested-by: Balaji T K <[email protected]> > > -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
