linux-kernel - Re: [PATCH v3 19/21] ARM: dts: imx6/7-colibri: switch dr

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Message-ID: <e9a6dea440a646d19c18f3487427bc0f754a7da0.camel@toradex.com>
Date:   Mon, 12 Aug 2019 12:53:28 +0000
From:   Philippe Schenker <philippe.schenker@...adex.com>
To:     "stefan@...er.ch" <stefan@...er.ch>,
        Marcel Ziswiler <marcel.ziswiler@...adex.com>,
        "festevam@...il.com" <festevam@...il.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        Max Krummenacher <max.krummenacher@...adex.com>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "michal.vokac@...ft.com" <michal.vokac@...ft.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>
CC:     "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>,
        "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-imx@....com" <linux-imx@....com>
Subject: Re: [PATCH v3 19/21] ARM: dts: imx6/7-colibri: switch dr_mode to otg

On Fri, 2019-08-09 at 15:50 +0000, Marcel Ziswiler wrote:
> Hi Philippe
> 
> On Wed, 2019-08-07 at 08:26 +0000, Philippe Schenker wrote:
> > In order for the otg ports, that these modules support, it is needed
> > that dr_mode is on otg. Switch to use that feature.
> 
> Isn't further extcon integration required for this to truly work?

Yes, I wasn't aware of that. I will drop this patch as this is a whole
new topic and will hopefully be a whole new patchset soon.

Philippe
> 
> > Signed-off-by: Philippe Schenker <philippe.schenker@...adex.com>
> > ---
> > 
> > Changes in v3: None
> > Changes in v2: None
> > 
> >  arch/arm/boot/dts/imx6qdl-colibri.dtsi | 2 +-
> >  arch/arm/boot/dts/imx7-colibri.dtsi    | 2 +-
> >  2 files changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/arch/arm/boot/dts/imx6qdl-colibri.dtsi
> > b/arch/arm/boot/dts/imx6qdl-colibri.dtsi
> > index 9a63debab0b5..6674198346d2 100644
> > --- a/arch/arm/boot/dts/imx6qdl-colibri.dtsi
> > +++ b/arch/arm/boot/dts/imx6qdl-colibri.dtsi
> > @@ -388,7 +388,7 @@
> >  &usbotg {
> >  	pinctrl-names = "default";
> >  	disable-over-current;
> > -	dr_mode = "peripheral";
> > +	dr_mode = "otg";
> >  	status = "disabled";
> >  };
> >  
> > diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi
> > b/arch/arm/boot/dts/imx7-colibri.dtsi
> > index 67f5e0c87fdc..42478f1aa146 100644
> > --- a/arch/arm/boot/dts/imx7-colibri.dtsi
> > +++ b/arch/arm/boot/dts/imx7-colibri.dtsi
> > @@ -320,7 +320,7 @@
> >  };
> >  
> >  &usbotg1 {
> > -	dr_mode = "host";
> > +	dr_mode = "otg";
> >  };
> >  
> >  &usdhc1 {
> 
> Cheers
> 
> Marcel