[U-Boot] [PATCH 1/3] USB: Armada100: Add UTMI PHY interface driver

Ajay Bhargav ajay.bhargav at einfochips.com
Mon Jan 30 07:08:54 CET 2012


----- "Wolfgang Denk" <wd at denx.de> wrote:

> Dear Ajay Bhargav,
> 
> In message
> <1978582266.117750.1327647714615.JavaMail.root at ahm.einfochips.com> you
> wrote:
> > 
> > > > +#define MPMU_EN_ALL_CLKS        0x1EFFFF
> > > 
> > > Turning on all clocks is not logical to enable this support, only
> > > relevant clock necessary for this components SHOULD BE enabled.
> ...
> > I followed programming guidlines as per Armada_16x software manual.
> > section: 20.4.3.1
> > snip of pseudo code from Programming guidlines section:
> > [...snip...]
> > print "******main PMU turn on all clocks\n"
> 
> This is a deficiency of this specific document then.  Prafulla is
> right: please enable only the really needed clocks.  I guess there is
> better documentation that that pseudo code.
> 
> Best regards,
> 
> Wolfgang Denk
> 
Thanks for feedback... I will look for better documentation then..

Regards,
Ajay Bhargav


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