[PATCH v3 1/3] USB: chipidea: add imx usbmisc support

[Richard Zhao]

On Tue, Jul 31, 2012 at 09:06:33AM +0800, Chen Peter-B29397 wrote:
>  
> > >
> > > <&usbmisc 0> would then mean port 0 of the usbmisc device.
> > I didn't add the restriction that a usbmisc driver must have a usbmisc
> > device. I'm not sure whether all SoC and future SoC can be look as
> > a device.
> > 
> > Peter, do you have any idea?
> > 
> I have not followed this usbmisc design, I just list some facts at i.mx
> USB controller:
> 
> Sigmatel-derived SoCs (i.mx23, i.mx28) have no this register region, all phy controls
> are through PHY register.
> Other freescale SoCs have this usbmisc register region to control phy and tune some
> signal quality. This register region is from another 0x800 or (last controller base address + 0x200) 
Looks good. I'll take Sascha's suggestion.

Thanks
Richard
> 
> > Thanks
> > Richard
> > >
> > > If the usbmisc property exists, you can return -EPROBE_DEFER until it
> > is
> > > available. If it doesn't exist, you just continue without usbmisc
> > > support (i.MX28)
> > >
> > > Sascha
> > >
> > >
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