* Steve Sakoman <sako...@gmail.com> [090603 13:10]:
> Tony,
> 
> I noticed your comment requesting all twl4030 patches be submitted to
> mainline.  I assume this patch falls into that category too?

Yeah, we should try to make all the patches against mainline now.
 
> Also for those listening in -- no comments on this patch yet!  Does
> that mean it looks good?   ;-)

You should send it to:

$ grep -a7 "MULTIFUNCTION DEVICES" MAINTAINERS
P:      Samuel Ortiz
M:      sa...@linux.intel.com
L:      linux-ker...@vger.kernel.org
T:      git git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-2.6.git
S:      Supported
F:      drivers/mfd/

Tony
 
> Steve
> 
> On Sat, May 30, 2009 at 6:40 AM, Steve Sakoman <sako...@gmail.com> wrote:
> > Though the comment in clocks_init claims to initialize the MADC
> > clocks, it wasn't actually being done.  This patch implements minimal
> > MADC clock initialization.
> >
> > Compile/run tested on Overo (prior to patch MADC access would always 
> > timeout)
> >
> > diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
> > index 769b34b..c5ca36d 100644
> > --- a/drivers/mfd/twl4030-core.c
> > +++ b/drivers/mfd/twl4030-core.c
> > @@ -159,6 +159,7 @@
> >
> >  /* Few power values */
> >  #define R_CFG_BOOT                     0x05
> > +#define R_GPBR1                                0x0C
> >  #define R_PROTECT_KEY                  0x0E
> >
> >  /* access control values for R_PROTECT_KEY */
> > @@ -166,6 +167,10 @@
> >  #define KEY_UNLOCK2                    0xec
> >  #define KEY_LOCK                       0x00
> >
> > +/* MADC clock values for R_GPBR1 */
> > +#define MADC_HFCLK_EN                  0x80
> > +#define DEFAULT_MADC_CLK_EN            0x10
> > +
> >  /* some fields in R_CFG_BOOT */
> >  #define HFCLK_FREQ_19p2_MHZ            (1 << 0)
> >  #define HFCLK_FREQ_26_MHZ              (2 << 0)
> > @@ -717,6 +722,11 @@ static void __init clocks_init(struct device *dev)
> >        ctrl |= HIGH_PERF_SQ;
> >        e |= unprotect_pm_master();
> >        /* effect->MADC+USB ck en */
> > +
> > +       if (twl_has_madc())
> > +               e |= twl4030_i2c_write_u8(TWL4030_MODULE_INTBR,
> > +                               MADC_HFCLK_EN | DEFAULT_MADC_CLK_EN, 
> > R_GPBR1);
> > +
> >        e |= twl4030_i2c_write_u8(TWL4030_MODULE_PM_MASTER, ctrl, 
> > R_CFG_BOOT);
> >        e |= protect_pm_master();
> >
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