Re: [RFC] wlcore: sdio: add wilink clock providers

[Luciano Coelho]

On Mon, 2013-07-01 at 23:46 +0300, Felipe Balbi wrote:
> Hi,
> 
> On Mon, Jul 01, 2013 at 10:34:10PM +0300, Luciano Coelho wrote:
> > diff --git a/arch/arm/boot/dts/omap4-panda-common.dtsi b/arch/arm/boot/dts/omap4-panda-common.dtsi
> > index 670c3ce..7f061b8 100644
> > --- a/arch/arm/boot/dts/omap4-panda-common.dtsi
> > +++ b/arch/arm/boot/dts/omap4-panda-common.dtsi
> > @@ -65,11 +65,19 @@
> >  		enable-active-high;
> >  	};
> >  
> > +
> >  	wlan {
> > -	     compatible = "ti,wilink6";
> > -	     interrupt-parent = <&gpio2>;
> > -	     interrupts = <21 0x4>;	/* gpio line 53, high level triggered */
> > -	     refclock = <2>;		/* 38.4 MHz */
> > +		compatible = "ti,wilink6";
> > +		interrupt-parent = <&gpio2>;
> > +		interrupts = <21 0x4>;	/* gpio line 53, high level triggered */
> > +		clocks = <&refclock>;
> > +		clock-names = "refclock";
> 
> hmmm, shouldn't you provide both clocks (refclock and tcx0clock)
> explicitly here ?

No, not needed for Panda.  Panda uses WiLink6 and only the refclock
needs to be provided.


> Also, you should probably make it clear that the WiLink module is fed by
> the 32K sync clock just to make sure clock usecounts are correctly
> incremented ?

Hmmm, yes, that is probably a good idea.  At least to make sure
everything is initialized properly before the WiLink module is up and
running.  I'll look into it and eventually add in a separate patch.

Thanks for your comments!

--
Luca.

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