On Sun, 11 Jun 2017 12:24:13 +0100
Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
> On Fri, 9 Jun 2017 10:07:17 +0300
> Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx> wrote:
>
> > Add property for the edge type of the hardware trigger pin ADTRG
> >
> > Signed-off-by: Eugen Hristev <eugen.hristev@xxxxxxxxxxxxx>
> Hi Eugen,
>
> CC the device tree maintainers and list for devicetree binding changes.
>
> I've added them. This one is unusual enough it will need and Ack from
> that direction (and I prefer to get them even for the trivial patches
> when Rob and Mark aren't too busy!)
Sorry, I missed that you had cc'd the list - just noticed it in the
next patch and thought that was odd!
Anyhow, good work - we'll just wait for them to have a chance to look
at it :)
>
> Jonathan
> > ---
> > Changes in v4:
> > - Modified bindings to be similar with interrupts
> >
> > Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt | 6 ++++++
> > 1 file changed, 6 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
> > index 3223684..552e7a8 100644
> > --- a/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
> > +++ b/Documentation/devicetree/bindings/iio/adc/at91-sama5d2_adc.txt
> > @@ -11,6 +11,11 @@ Required properties:
> > - atmel,min-sample-rate-hz: Minimum sampling rate, it depends on SoC.
> > - atmel,max-sample-rate-hz: Maximum sampling rate, it depends on SoC.
> > - atmel,startup-time-ms: Startup time expressed in ms, it depends on SoC.
> > + - atmel,trigger-edge-type: One of possible edge types for the ADTRG hardware
> > + trigger pin. When the specific edge type is detected, the conversion will
> > + start. Possible values are rising, falling, or both.
> > + This property uses the IRQ edge types values: IRQ_TYPE_EDGE_RISING ,
> > + IRQ_TYPE_EDGE_FALLING or IRQ_TYPE_EDGE_BOTH
> >
> > Example:
> >
> > @@ -25,4 +30,5 @@ adc: adc@fc030000 {
> > atmel,startup-time-ms = <4>;
> > vddana-supply = <&vdd_3v3_lp_reg>;
> > vref-supply = <&vdd_3v3_lp_reg>;
> > + atmel,trigger-edge-type = <IRQ_TYPE_EDGE_BOTH>;
> > }
>
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