linux-kernel - Re: [PATCH v6 1/2] dt-bindings: rtc: add device-tree bindings for the Amlogic Meson RTC

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Date:   Sat, 9 Feb 2019 01:10:26 +0100
From:   Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     linux-amlogic@...ts.infradead.org, linux-rtc@...r.kernel.org,
        a.zummo@...ertech.it, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, ben.dooks@...ethink.co.uk,
        ccaione@...libre.com
Subject: Re: [PATCH v6 1/2] dt-bindings: rtc: add device-tree bindings for the
 Amlogic Meson RTC

Hi,

On Wed, Feb 6, 2019 at 11:31 PM Alexandre Belloni
<alexandre.belloni@...tlin.com> wrote:
>
> Hi,
>
> On 19/01/2019 15:43:31+0100, Martin Blumenstingl wrote:
> > The 32-bit Amlogic Meson SoCs (Meson6, Meson8, Meson8b and Meson8m2)
> > have a built-in RTC block.
> > It has the following inputs:
> > - an 32.768kHz crystal oscillator
> > - an interrupt line
> > - a reset line
> > - 0.9V voltage input
> >
> > Signed-off-by: Ben Dooks <ben.dooks@...ethink.co.uk>
> > [resurrected patches from Ben after 2 years]
> > Signed-off-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> > ---
> >  .../devicetree/bindings/rtc/rtc-meson.txt     | 32 +++++++++++++++++++
> >  1 file changed, 32 insertions(+)
> >  create mode 100644 Documentation/devicetree/bindings/rtc/rtc-meson.txt
> >
> > diff --git a/Documentation/devicetree/bindings/rtc/rtc-meson.txt b/Documentation/devicetree/bindings/rtc/rtc-meson.txt
> > new file mode 100644
> > index 000000000000..23df3cf2dd73
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/rtc/rtc-meson.txt
> > @@ -0,0 +1,32 @@
> > +* Amlogic Meson6, Meson8, Meson8b and Meson8m2 RTC
> > +
> > +Required properties:
> > +- compatible: should be one of the following describing the hardware:
> > +     * "amlogic,meson6-rtc"
> > +     * "amlogic,meson8-rtc"
> > +     * "amlogic,meson8b-rtc"
> > +     * "amlogic,meson8m2-rtc"
> > +
> > +- reg: physical register space for the controller's memory mapped registers.
> > +- interrupts: the interrupt line of the RTC block.
> > +- clocks: reference to the external 32.768kHz crystal oscillator.
> > +- vdd-supply: reference to the power supply of the RTC block.
> > +- resets: reset controller reference to allow reset of the controller
> > +
> > +Optional properties:
> > +- #address-cells: should be 1 to address the internal non-volatile memory
> > +- #address-cells: should be 1 to reference the internal non-volatile memory
>
> Shouldn't that one be #size-cells ?
indeed, thanks for spotting!


Martin