linux-kernel - Re: [PATCH v6 1/8] dt-bindings: pwm: allwinner: Add H6 PWM description

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Date:   Mon, 18 Nov 2019 12:06:40 +0100
From:   Maxime Ripard <mripard@...nel.org>
To:     Clément Péron <peron.clem@...il.com>
Cc:     Thierry Reding <thierry.reding@...il.com>,
        Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Chen-Yu Tsai <wens@...e.org>,
        Philipp Zabel <pza@...gutronix.de>, linux-pwm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com,
        Jernej Skrabec <jernej.skrabec@...l.net>,
        Rob Herring <robh@...nel.org>
Subject: Re: [PATCH v6 1/8] dt-bindings: pwm: allwinner: Add H6 PWM
 description

Hi,

On Mon, Nov 18, 2019 at 12:00:27PM +0100, Clément Péron wrote:
> From: Jernej Skrabec <jernej.skrabec@...l.net>
>
> H6 PWM block is basically the same as A20 PWM, except that it also has
> bus clock and reset line which needs to be handled accordingly.
>
> Expand Allwinner PWM binding with H6 PWM specifics.
>
> Signed-off-by: Jernej Skrabec <jernej.skrabec@...l.net>
> Reviewed-by: Rob Herring <robh@...nel.org>
> Signed-off-by: Clément Péron <peron.clem@...il.com>
> ---
>  .../bindings/pwm/allwinner,sun4i-a10-pwm.yaml | 48 +++++++++++++++++++
>  1 file changed, 48 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml b/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml
> index 0ac52f83a58c..1bae446febbb 100644
> --- a/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml
> +++ b/Documentation/devicetree/bindings/pwm/allwinner,sun4i-a10-pwm.yaml
> @@ -30,13 +30,51 @@ properties:
>        - items:
>            - const: allwinner,sun50i-h5-pwm
>            - const: allwinner,sun5i-a13-pwm
> +      - const: allwinner,sun50i-h6-pwm
>
>    reg:
>      maxItems: 1
>
>    clocks:
> +    minItems: 1
> +    maxItems: 2
> +    items:
> +      - description: Module Clock
> +      - description: Bus Clock
> +
> +  # Even though it only applies to subschemas under the conditionals,
> +  # not listing them here will trigger a warning because of the
> +  # additionalsProperties set to false.
> +  clock-names: true
> +
> +  resets:
>      maxItems: 1
>
> +  if:
> +    properties:
> +      compatible:
> +        contains:
> +          const: allwinner,sun50i-h6-pwm
> +
> +  then:
> +    properties:
> +      clocks:
> +        maxItems: 2
> +
> +      clock-names:
> +        items:
> +          - const: mod
> +          - const: bus
> +
> +    required:
> +      - clock-names
> +      - resets
> +
> +  else:
> +    properties:
> +      clocks:
> +        maxItems: 1
> +

Sorry for not noticing this earlier, but this should be at the topmost
level

Maxime

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