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SubjectRe: [PATCH v2 2/4] phy: phy-amxxxx-usb: Add PHY driver for amxxxx platform
On Tue, Jul 30, 2013 at 07:54:55PM +0530, George Cherian wrote:
> On 7/30/2013 2:23 PM, Sebastian Andrzej Siewior wrote:
> >On 07/30/2013 07:19 AM, George Cherian wrote:
> >>>So from what I see now, it is most likely the easiest thing to just add
> >>>that wakeup to the phy driver I posted. Do you agree?
> >>The whole idea of writing a seperate phy driver was to use the generic
> >>phy framework
> >>and most of the amxxxx devices have the same phy (eg am335x, am437x).
> >>Now since the register is shared in am335x for phy_wkup (Not in the case
> >>of am437x)
> >>how are you planning to map it. I feel if omap_control_usb can delegate
> >>the writes
> >>to phy_wkup, phy_on and phy_off, it makes the life simpler.
> >that omap-control driver looks a little strange. It has a compatible
> >field saying ti,omap-control-usb and then it requires additionally a
> >ti,type property which should have been avoided.
>
> ti,type property is to differentiate between usb2 and usb3 phy for a
> single soc.
> for eg: OMAP5 has both usb2 and usb3 phy

let's try not to add any new TI-specific DT bindings, can you figure
that out by reading some revision register ? Or perhaps by using
different compatible strings ?

--
balbi
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