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Re: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry

From Tony Lindgren <tony@atomide.com>
Newsgroups linux.kernel
Subject Re: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry
Date 2016-06-02 20:00 +0200
Message-ID <rFF4t-HB-11@gated-at.bofh.it> (permalink)
References <rFvHQ-35T-21@gated-at.bofh.it> <rFEL8-Ba-17@gated-at.bofh.it> <rFEL8-Ba-15@gated-at.bofh.it> <rFEUN-Es-9@gated-at.bofh.it>
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* Robert Nelson <robertcnelson@gmail.com> [160602 10:48]:
> On Thu, Jun 2, 2016 at 12:39 PM, Tony Lindgren <tony@atomide.com> wrote:
> >
> > * Robert Nelson <robertcnelson@gmail.com> [160602 10:39]:
> > > On Thu, Jun 2, 2016 at 2:41 AM, Yong Li <yong.b.li@intel.com> wrote:
> > >
> > > > From: Yong Li <sdliyong@gmail.com>
> > > >
> > > > Without this patch, I2C-1 is missing on beaglebone black boards
> > > >
> > > > Signed-off-by: Yong Li <sdliyong@gmail.com>
> > > > ---
> > > >  arch/arm/boot/dts/am335x-boneblack.dts | 15 +++++++++++++++
> > > >  1 file changed, 15 insertions(+)
> > > >
> > >
> > >
> > > This is also 'common' for the white/green, if your really going to push
> > > this, please add it to:
> > >
> > > am335x-bone-common.dtsi
> >
> > But isn't this exposed on the cape pins? So the use can be
> > whatever for these pins?
> 
> That is correct, "i2c1" is on the cape connector, with no primary
> function defined.
> 
> Currently on mainline, the board and cape eeprom i2c bus's are enabled.
> 
> i2c0 = board eeprom
> i2c2 = 'cape' eeprom
> 
> personally, nak by me to add i2c1 by default, should use overlay's to enable it.

Yes sounds like the best we can do is define it but set it with
status = "disabled" for now.

Regards,

Tony

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Thread

[PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry Yong Li <yong.b.li@intel.com> - 2016-06-02 10:00 +0200
  Re: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry Tony Lindgren <tony@atomide.com> - 2016-06-02 19:40 +0200
    Re: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry Robert Nelson <robertcnelson@gmail.com> - 2016-06-02 19:50 +0200
      Re: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry Tony Lindgren <tony@atomide.com> - 2016-06-02 20:00 +0200
        RE: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry "Li, Yong B" <yong.b.li@intel.com> - 2016-06-03 07:50 +0200
          Re: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry Tony Lindgren <tony@atomide.com> - 2016-06-07 08:10 +0200
            RE: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry "Li, Yong B" <yong.b.li@intel.com> - 2016-06-07 08:20 +0200
              Re: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry Robert Nelson <robertcnelson@gmail.com> - 2016-06-07 19:20 +0200
                RE: [PATCH] ARM: dts: am335x-boneblack: add i2c1 DT entry "Li, Yong B" <yong.b.li@intel.com> - 2016-06-08 09:20 +0200

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