linux-kernel - Re: [PATCH] dt-bindings: iio: adc: atmel,sama5d2-adc: make atmel,trigger-edge-type non-mandatory

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Date:   Sun, 30 Jan 2022 15:08:17 +0000
From:   Jonathan Cameron <jic23@...nel.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Eugen Hristev <eugen.hristev@...rochip.com>,
        linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        robh+dt@...nel.org
Subject: Re: [PATCH] dt-bindings: iio: adc: atmel,sama5d2-adc: make
 atmel,trigger-edge-type non-mandatory

On Tue, 21 Dec 2021 14:08:58 -0400
Rob Herring <robh@...nel.org> wrote:

> On Fri, 17 Dec 2021 11:54:01 +0200, Eugen Hristev wrote:
> > The atmel,trigger-edge-type was never imposed by the driver.
> > Make things right and remove this property from the mandatory list.
> > This will not break existing nodes because according to the binding they
> > should have this property.
> > However, the driver does not impose it and it works without it, the property
> > selects the trigger type, and without it, the driver will have no trigger
> > available, which is the case on some boards which do not have access
> > to the trigger pin.
> > This will avoid generating this warning for example:
> > 
> > */arch/arm/boot/dts/at91-sama7g5ek.dt.yaml: adc@...00000: 'atmel,trigger-edge-type' is a required property
> >   
> 
> Acked-by: Rob Herring <robh@...nel.org>

oops. I lost this one until doing a cleanup of patchwork.

Anyhow, now applied to the togreg branch of iio.git and pushed out as testing
for all the normal reasons.

Sorry for the delay!

Jonathan