[PATCH 08/12] arm: omap3: am35x: Fix clockdomain dependencies

Mark A. Greer mgreer at animalcreek.com
Wed Apr 11 17:55:13 EDT 2012


On Wed, Apr 11, 2012 at 03:44:38PM -0600, Paul Walmsley wrote:
> Hi

Hello & thx for the feedback.

> On Wed, 11 Apr 2012, Mark A. Greer wrote:
> 
> > From: "Mark A. Greer" <mgreer at animalcreek.com>
> > 
> > The am35x family of SoCs do not have an IVA so
> > a parallel set of clockdomain dependencies are
> > required that are simililar to OMAP3 but without
> > any IVA dependencies.
> > 
> > Signed-off-by: Mark A. Greer <mgreer at animalcreek.com>
> > ---

> > diff --git a/arch/arm/mach-omap2/clockdomains3xxx_data.c b/arch/arm/mach-omap2/clockdomains3xxx_data.c
> > index b84e138..a05a8cb 100644
> > --- a/arch/arm/mach-omap2/clockdomains3xxx_data.c
> > +++ b/arch/arm/mach-omap2/clockdomains3xxx_data.c
> > @@ -59,6 +59,12 @@ static struct clkdm_dep gfx_sgx_3xxx_wkdeps[] = {
> >  	{ NULL },
> >  };
> >  
> > +static struct clkdm_dep gfx_sgx_am35x_wkdeps[] = {
> > +	{ .clkdm_name = "mpu_clkdm", },
> > +	{ .clkdm_name = "wkup_clkdm", },
> > +	{ NULL },
> > +};
> 
> Looks like there are an extra set of commas here, maybe just use:
> 
> static struct clkdm_dep gfx_sgx_am35x_wkdeps[] = {
> 	{ .clkdm_name = "mpu_clkdm" },
> 	{ .clkdm_name = "wkup_clkdm" },
> 	{ NULL },

Yes, there are extra commas but they come from the code I'm copying
and removing iva2_clkdm from.  I was keeping things consistent so I
kept the commas.  Given that, do you still want them removed?
(I'm indifferent.)

> > @@ -366,6 +473,26 @@ static struct clockdomain *clockdomains_omap3430_common[] __initdata = {
> >  	NULL
> >  };
> >  
> > +static struct clockdomain *clockdomains_am35x_common[] __initdata = {
> > +	&wkup_common_clkdm,
> > +	&cm_common_clkdm,
> > +	&prm_common_clkdm,
> > +	&mpu_am35x_clkdm,
> > +	&neon_clkdm,
> > +	&sgx_am35x_clkdm,
> > +	&core_l3_3xxx_clkdm,
> > +	&core_l4_3xxx_clkdm,
> > +	&dss_am35x_clkdm,
> > +	&per_am35x_clkdm,
> > +	&emu_clkdm,
> > +	&usbhost_am35x_clkdm,
> > +	&dpll1_clkdm,
> > +	&dpll3_clkdm,
> > +	&dpll4_clkdm,
> > +	&dpll5_clkdm,
> > +	NULL
> > +};
> 
> Looks like many of these clockdomains are shared with the rest of 
> OMAP3xxx.  Maybe move the shared ones into a common array, remove them 
> from clockdomains_omap3430_common, and in the init function below, first 
> register the shared ones?  That will avoid duplicate listings.

Okay.

Mark
--



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