Re: [PATCH 2/4] USB: MUSB: Enable MUSB for OMAP4 in Kconfig

[Olof Johansson <olof-nZhT3qVonbNeoWH0uzbU5w@public.gmane.org>]

On Wed, Mar 10, 2010 at 03:47:08PM +0530, Maulik wrote:
> 
> >Hmm. I must be missing something, but it looks odd to have both the
> >USB_MUSB_HDRC and USB_MUSB_SOC high-level config options, especially since
> >the depends are duplicated across them.
> 
> >In general, options like these tend to scale badly:
> 
> >config USB_MUSB_SOC
>  >       boolean
>  >       depends on USB_MUSB_HDRC
>  >       default y if ARCH_DAVINCI
>  >       default y if ARCH_OMAP2430
>  >      default y if ARCH_OMAP34XX
>  >       default y if (BF54x && !BF544)
>  >       default y if (BF52x && !BF522 && !BF523)
> 
> >I.e. every single platform needs to add a new line. It's better
> >to have a config option that is selected from the platform code
> >(arch/arm/mach-omap2/Kconfig for the specific SOC in this case), that
> 
> Olof,
> 
> I agree with this. Since this change will impact many platforms it will
> require thorough testing and review. Can we have OMAP4 MUSB driver support 
> queued up without this Kconfig enhancement? I believe the driver patches can
> go in independent of this enhancement.

Yeah, they can go in. It was more a comment in case someone's looking for
janitorial things to do.


-Olof
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