linux-kernel - Re: [PATCH v7 1/7] drivers: usb: phy: add a new driver for omap usb2 phy

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Message-ID: <20120906131623.GI29202@arwen.pp.htv.fi>
Date:	Thu, 6 Sep 2012 16:16:24 +0300
From:	Felipe Balbi <balbi@...com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	"ABRAHAM, KISHON VIJAY" <kishon@...com>,
	Greg KH <gregkh@...uxfoundation.org>,
	Felipe Balbi <balbi@...com>, grant.likely@...retlab.ca,
	rob.herring@...xeda.com, rob@...dley.net, linux@....linux.org.uk,
	b-cousson@...com, rnayak@...com, tony@...mide.com,
	devicetree-discuss@...ts.ozlabs.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-omap@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: [PATCH v7 1/7] drivers: usb: phy: add a new driver for omap usb2
 phy

On Thu, Sep 06, 2012 at 01:03:02PM +0000, Arnd Bergmann wrote:
> On Thursday 06 September 2012, ABRAHAM, KISHON VIJAY wrote:
> > > diff --git a/Documentation/devicetree/bindings/bus/omap-ocp2scp.txt b/Documentation/devicetree/bindings/bus/omap-ocp2scp.txt
> > > index d2fe064..bb0c7f4 100644
> > > --- a/Documentation/devicetree/bindings/bus/omap-ocp2scp.txt
> > > +++ b/Documentation/devicetree/bindings/bus/omap-ocp2scp.txt
> > > @@ -8,3 +8,6 @@ properties:
> > >
> > >  Sub-nodes:
> > >  All the devices connected to ocp2scp are described using sub-node to ocp2scp
> > > +- usb2phy :
> > > +   The binding details of usb2phy can be found in:
> > > +   Documentation/devicetree/bindings/usb/omap-usb.txt
> > 
> > The above two lines should be added in omap-ocp2scp.txt (this file was
> > added as part of omap: add ocp2scp as a bus driver and is in
> > linux-next). However this file is still not in Felipe's xceiv branch.
> > So I'm not sure how I can get this patch merged in Felipe's tree
> > without conflict.
> > 
> 
> There are three possible ways to do that:
> 
> * Not add that text. Is is actually required? The ocp2scp bus driver 
> doesn't actually care what is connected to it, does it?
> 
> * Ask Felipe to merge the drivers/ocp2scp branch from arm-soc into
> his branch, then apply your patch on top. The branch is scheduled
> for merging in 3.7 and is stable, so there is no harm merging it
> into his tree, as long as Olof and I are aware of this.
> 
> * Split out this change and apply the patch to add this documentation
> change on top of the drivers/ocp2scp branch in the arm-soc tree.
> There is no strict dependency between this change and the others
> you want to merge, so it does not matter which tree it is merged through.

I'd be more comfortable with option 3 or 1, whatever you guys decide is
fine ;-)

-- 
balbi

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