linux-kernel - Re: [PATCH v2 1/3] usb: chipidea: msm: Add device tree binding information

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Date:	Mon, 24 Feb 2014 12:18:16 +0200
From:	"Ivan T. Ivanov" <iivanov@...sol.com>
To:	Courtney Cavin <courtney.cavin@...ymobile.com>
Cc:	Peter Chen <Peter.Chen@...escale.com>, richard.zhao@...escale.com,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Rob Landley <rob@...dley.net>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	David Brown <davidb@...eaurora.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-doc@...r.kernel.org" <linux-doc@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-msm@...r.kernel.org" <linux-arm-msm@...r.kernel.org>
Subject: Re: [PATCH v2 1/3] usb: chipidea: msm: Add device tree binding
 information


Hi, 

On Wed, 2014-02-19 at 09:46 -0800, Courtney Cavin wrote: 
> On Wed, Feb 19, 2014 at 04:43:22PM +0100, Ivan T. Ivanov wrote:
> > 
> > Hi, 
> > 
> > On Tue, 2014-02-18 at 13:26 -0800, Courtney Cavin wrote: 
> > > On Tue, Feb 18, 2014 at 02:21:19PM +0100, Ivan T. Ivanov wrote:
> > > > From: "Ivan T. Ivanov" <iivanov@...sol.com>
> > > > 
> > > > Document device tree binding information as required by
> > > > the Qualcomm USB controller.
> > > > 
> > > > Signed-off-by: Ivan T. Ivanov <iivanov@...sol.com>
> > > > ---
> > > >  .../devicetree/bindings/usb/msm-hsusb.txt          |   17 +++++++++++++++++
> > > 
> > > Although you mentioned to Josh that this is intended for "non-standard"
> > > Chipidea properties, I don't see any other than requiring that 'dr_mode'
> > > must be "peripheral".  It would seem that this should all be integrated
> > > into a ci3xxx.txt.
> > 
> > Hm, there is no ci3xxx.txt. The closest match is ci-hdrc-imx.txt.
> > So it could be ci-hdrc-qcom.txt or my preferred name qcom,ci-hdrc.txt?
> 
> Sorry, I was referring to ci13xxx-imx.txt, which was apparently moved to
> ci-hdrc-imx.txt.  I was recommending to merge the two into one
> 'ci13xxx.txt', as this binding seems to be a new compatible for the same
> basic chip.  Now perhaps 'ci-hdrc.txt'.
> 
> Although I agree with Josh that this name should be changed, and I think
> either of your two suggestions would be acceptable, I would like to at
> least discuss the possibility of actually merging the two in this
> series.
> 
> Comments?


iMX version have required and recommender properties which are not 
meaningful for QCOM variant. I will prefer separate file. It depends 
on Freescale engineers (now in Cc:)


Regards,
Ivan

> 
> -Courtney


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