linux-kernel - Re: [PATCH 03/10] dt-bindings: iio: trigger: at91-rtc-trigger: add bindings

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Message-ID: <20191223120139.557416b8@archlinux>
Date:   Mon, 23 Dec 2019 12:01:39 +0000
From:   Jonathan Cameron <jic23@...nel.org>
To:     <Eugen.Hristev@...rochip.com>
Cc:     <robh+dt@...nel.org>, <alexandre.belloni@...tlin.com>,
        <Nicolas.Ferre@...rochip.com>, <linux-iio@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-rtc@...r.kernel.org>,
        <a.zummo@...ertech.it>, <Ludovic.Desroches@...rochip.com>
Subject: Re: [PATCH 03/10] dt-bindings: iio: trigger: at91-rtc-trigger: add
 bindings

On Wed, 18 Dec 2019 16:23:59 +0000
<Eugen.Hristev@...rochip.com> wrote:

> From: Eugen Hristev <eugen.hristev@...rochip.com>
> 
> Add bindings for AT91 RTC ADC Trigger hardware node.
> 
> Signed-off-by: Eugen Hristev <eugen.hristev@...rochip.com>
If this does make sense (under discussion) I think it should be in
the rtc binding doc.  This doesn't make it explicit that this particular
block is a child node of that block as far as I can see...

Jonathan

> ---
>  .../bindings/iio/trigger/at91-rtc-trigger.yaml     | 44 ++++++++++++++++++++++
>  1 file changed, 44 insertions(+)
>  create mode 040000 Documentation/devicetree/bindings/iio/trigger
>  create mode 100644 Documentation/devicetree/bindings/iio/trigger/at91-rtc-trigger.yaml
> 
> diff --git a/Documentation/devicetree/bindings/iio/trigger/at91-rtc-trigger.yaml b/Documentation/devicetree/bindings/iio/trigger/at91-rtc-trigger.yaml
> new file mode 100644
> index 0000000..c8c5886
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/iio/trigger/at91-rtc-trigger.yaml
> @@ -0,0 +1,44 @@
> +# SPDX-License-Identifier: GPL-2.0
> +# Copyright 2019 Eugen Hristev <eugen.hristev@...il.com>
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/bindings/iio/trigger/microchip,rtc-adc-trigger.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Microchip AT91 RTC ADC Trigger (Real Time Clock to Analog to Digital Converter)
> +
> +maintainers:
> +  - Eugen Hristev <eugen.hristev@...rochip.com>
> +
> +description: |
> +  Bindings for the Microchip AT91 RTC ADC Trigger.
> +  The Real Time Clock block inside AT91 SoCs can be connected with a direct
> +  hardware line to the ADC. This line can be raised at a specific time
> +  interval in order to trigger the ADC to perform conversions.
> +  Datasheet can be found here: http://ww1.microchip.com/downloads/en/devicedoc/ds60001476b.pdf
> +
> +properties:
> +  compatible:
> +    enum:
> +      - microchip,rtc-adc-trigger
> +
> +  reg:
> +    description: |
> +      Register map address (start address, size).
> +    maxItems: 2
> +
> +required:
> +  - compatible
> +  - reg
> +
> +examples:
> +  - |
> +    {
> +      #address_cells = <1>;
> +      #size-cells = <1>;
> +
> +      rtc_adc_trigger: rtc-adc-trigger {
> +        reg = <0x0 0x10>;
> +        compatible = "microchip,rtc-adc-trigger";
> +      };
> +    };