Re: [PATCH 5/6] arm64: renesas: draak: enable I2C controller 1

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On Thu, Nov 16, 2017 at 10:31:31AM +0100, Geert Uytterhoeven wrote:
> Hi Uli,
> 
> On Wed, Nov 15, 2017 at 4:25 PM, Ulrich Hecht
> <ulrich.hecht+renesas@xxxxxxxxx> wrote:
> > No devices to add, I2C1 has an external connector only.
> >
> > Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@xxxxxxxxx>
> 
> Thanks for your patch!
> 
> Reviewed-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> but please see below.

Thanks, applied.

> > --- a/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
> > +++ b/arch/arm64/boot/dts/renesas/r8a77995-draak.dts
> 
> > @@ -84,6 +89,12 @@
> >         };
> >  };
> >
> > +&i2c1 {
> > +       pinctrl-0 = <&i2c1_pins>;
> > +       pinctrl-names = "default";
> > +       status = "okay";
> 
> If no devices are connected, perhaps it's wise to defer the status update
> to e.g. an overlay that describes what's connected to CN23?
> 
> Or do you want it enabled to allow adding devices manually using
> /sys/bus/i2c/devices/i2c-1/new_device?

Ulrich, please consider following up on this.



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