linux-kernel - Re: [PATCH v6 1/2] dt-bindings: iio: vadc: Add unit address to ADC channel node in example

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Date:   Fri, 16 Nov 2018 18:14:42 +0000
From:   Jonathan Cameron <jic23@...23.retrosnub.co.uk>
To:     Matthias Kaehlcke <mka@...omium.org>
Cc:     Andy Gross <andy.gross@...aro.org>,
        David Brown <david.brown@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Hartmut Knaack <knaack.h@....de>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        devicetree@...r.kernel.org, linux-iio@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Douglas Anderson <dianders@...omium.org>
Subject: Re: [PATCH v6 1/2] dt-bindings: iio: vadc: Add unit address to ADC
 channel node in example

On Fri, 16 Nov 2018 18:13:38 +0000
Jonathan Cameron <jic23@...nel.org> wrote:

> On Mon, 12 Nov 2018 14:11:25 -0800
> Matthias Kaehlcke <mka@...omium.org> wrote:
> 
> > The node has a reg property, therefore its name should include a unit
> > address. Also change the name from 'usb_id_nopull' to 'adc-chan', which
> > is the preferred name for ADC channel nodes.
> > 
> > Include headers for constants used in the example.
> > 
> > Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
> > Reviewed-by: Douglas Anderson <dianders@...omium.org>  
> Looks good to me.  I'd just like to leave it a little longer
> to give Rob or other device tree specialists a change
> to take one last look at it.
> 
> Ping me if I seem to have forgotten about it!
> 
Ah, I should have read on.  Already queued.  That's fine with me.

Jonathan

> Thanks,
> 
> Jonathan
> > ---
> > Changes in v6:
> > - changed node name to adc-chan@
> > - added includes for constants used in the example
> > - updated commit message
> > - added 'Reviewed-by: Douglas Anderson <dianders@...omium.org>' tag
> > 
> > Changes in v5:
> > - patch added to the series
> > ---
> >  .../devicetree/bindings/iio/adc/qcom,spmi-vadc.txt          | 6 +++++-
> >  1 file changed, 5 insertions(+), 1 deletion(-)
> > 
> > diff --git a/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.txt b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.txt
> > index b3c86f4ac7cdb..c81993f8d8c39 100644
> > --- a/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.txt
> > +++ b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.txt
> > @@ -140,6 +140,10 @@ VADC_GND_REF and VADC_VDD_VADC.
> >  
> >  Example:
> >  
> > +#include <dt-bindings/iio/qcom,spmi-vadc.h>
> > +#include <linux/irq.h>
> > +/* ... */
> > +
> >  	/* VADC node */
> >  	pmic_vadc: vadc@...0 {
> >  		compatible = "qcom,spmi-vadc";
> > @@ -151,7 +155,7 @@ Example:
> >  		io-channel-ranges;
> >  
> >  		/* Channel node */
> > -		usb_id_nopull {
> > +		adc-chan@...C_LR_MUX10_USB_ID {
> >  			reg = <VADC_LR_MUX10_USB_ID>;
> >  			qcom,decimation = <512>;
> >  			qcom,ratiometric;  
>