linux-kernel - RE: [PATCH 2/7] ARM: tegra: update device trees for USB binding rework

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Message-ID: <D958900912E20642BCBC71664EFECE3E6E5092FFE7@BGMAIL02.nvidia.com>
Date:	Wed, 20 Mar 2013 17:47:46 +0530
From:	Venu Byravarasu <vbyravarasu@...dia.com>
To:	kishon <kishon@...com>
CC:	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"stern@...land.harvard.edu" <stern@...land.harvard.edu>,
	"balbi@...com" <balbi@...com>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"swarren@...dotorg.org" <swarren@...dotorg.org>,
	"linux-tegra@...r.kernel.org" <linux-tegra@...r.kernel.org>,
	"devicetree-discuss@...ts.ozlabs.org" 
	<devicetree-discuss@...ts.ozlabs.org>
Subject: RE: [PATCH 2/7] ARM: tegra: update device trees for USB binding
 rework

> -----Original Message-----
> From: kishon [mailto:kishon@...com]
> Sent: Wednesday, March 20, 2013 4:53 PM
> To: Venu Byravarasu
> Cc: gregkh@...uxfoundation.org; stern@...land.harvard.edu;
> balbi@...com; linux-usb@...r.kernel.org; linux-kernel@...r.kernel.org;
> swarren@...dotorg.org; linux-tegra@...r.kernel.org; devicetree-
> discuss@...ts.ozlabs.org
> Subject: Re: [PATCH 2/7] ARM: tegra: update device trees for USB binding
> rework
> 
> Hi,
> 
> On Monday 18 March 2013 05:59 PM, Venu Byravarasu wrote:
> > This patch updates all Tegra board files so that they contain all the
> > properties required by the updated USB DT binding. Note that this patch
> > only adds the new properties and does not yet remove the old properties,
> > in order to maintain bisectability. The old properties will be removed
> > once the driver has been updated to assume the new bindings.
> >
> > Signed-off-by: Venu Byravarasu <vbyravarasu@...dia.com>
> > ---
> >   arch/arm/boot/dts/tegra20-colibri-512.dtsi |    4 +++
> >   arch/arm/boot/dts/tegra20-harmony.dts      |    8 +++---
> >   arch/arm/boot/dts/tegra20-iris-512.dts     |    4 +++
> >   arch/arm/boot/dts/tegra20-paz00.dts        |    8 +++---
> >   arch/arm/boot/dts/tegra20-seaboard.dts     |   13 +++++++---
> >   arch/arm/boot/dts/tegra20-trimslice.dts    |   12 +++++++---
> >   arch/arm/boot/dts/tegra20-ventana.dts      |    7 +++--
> >   arch/arm/boot/dts/tegra20.dtsi             |   32 +++++++++++++++++----------
> >   8 files changed, 57 insertions(+), 31 deletions(-)
> >
> > diff --git a/arch/arm/boot/dts/tegra20-colibri-512.dtsi
> b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
> > index cb73e62..af5a7ae 100644
> > --- a/arch/arm/boot/dts/tegra20-colibri-512.dtsi
> > +++ b/arch/arm/boot/dts/tegra20-colibri-512.dtsi
> > @@ -443,6 +443,10 @@
> >   		nvidia,phy-reset-gpio = <&gpio 169 0>; /* gpio PV1 */
> >   	};
> >
> > +	usb-phy@...04000 {
> This node doesn't have a *reg* property. So "@c5004000" is not needed.
> This comment applies to all the nodes which doesn't have *reg* property.

Thanks Kishon for the comments.
As I've 3 usb-phy DT nodes, how to differentiate between them if I remove this @Address ?

> 
> Thanks
> Kishon
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