linux-kernel - Re: [PATCH 2/4] dt-bindings: power: reset: atmel,at91sam9260-shdwc: convert to yaml

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Message-ID: <20230523-depletion-petty-978775d05b22@spud>
Date:   Tue, 23 May 2023 19:27:38 +0100
From:   Conor Dooley <conor@...nel.org>
To:     Claudiu Beznea <claudiu.beznea@...rochip.com>
Cc:     robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor.dooley@...rochip.com, nicolas.ferre@...rochip.com,
        alexandre.belloni@...tlin.com, sre@...nel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org
Subject: Re: [PATCH 2/4] dt-bindings: power: reset: atmel,at91sam9260-shdwc:
 convert to yaml

Hey Claudiu,

On Tue, May 23, 2023 at 09:15:10AM +0300, Claudiu Beznea wrote:
> Convert Atmel shutdown controller to YAML.
> 
> Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com>

> diff --git a/Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml b/Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml
> new file mode 100644
> index 000000000000..3b3162677db3
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/reset/atmel,at91sam9260-shdwc.yaml
> @@ -0,0 +1,81 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)

I think you'll need an explict Ack from Rob as the text binding has no
licence text.

> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/reset/atmel,at91sam9260-shdwc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Atmel SHDWC Shutdown Controller
> +
> +maintainers:
> +  - Claudiu Beznea <claudiu.beznea@...rochip.com>
> +
> +description: |
> +  Atmel SHDWC shutdown controller controls the power supplies VDDIO and VDDCORE
> +  and the wake-up detection on debounced input lines.
> +
> +properties:
> +  compatible:
> +    enum:
> +      - atmel,at91sam9260-shdwc
> +      - atmel,at91sam9rl-shdwc
> +      - atmel,at91sam9x5-shdwc

For my own curiosity, is this x a wildcard or part of the product name?
Quick google was slightly confusing.

> +
> +  reg:
> +    maxItems: 1
> +
> +  clocks:
> +    maxItems: 1
> +
> +  atmel,wakeup-mode:
> +    description: operation mode of the wakeup mode
> +    $ref: /schemas/types.yaml#/definitions/string
> +    enum: [ none, high, low, any ]
> +
> +  atmel,wakeup-counter:
> +    description: counter on wake-up 0
> +    $ref: /schemas/types.yaml#/definitions/uint32
> +    enum: [ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 ]

This can just be
minimum: 0
maximum: 15
I think.

Otherwise, looks good to me.

Thanks,
Conor.

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