linux-kernel - Re: [PATCH 1/6] dt-bindings: crypto: add support for rockchip,crypto-rk3588

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Message-ID: <97ae9fa0-0a6c-41d2-8a6c-1706b920d7ea@linaro.org>
Date:   Tue, 7 Nov 2023 17:40:24 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Corentin Labbe <clabbe@...libre.com>, davem@...emloft.net,
        heiko@...ech.de, herbert@...dor.apana.org.au,
        krzysztof.kozlowski+dt@...aro.org, mturquette@...libre.com,
        p.zabel@...gutronix.de, robh+dt@...nel.org, sboyd@...nel.org
Cc:     ricardo@...dini.net, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org,
        linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-rockchip@...ts.infradead.org
Subject: Re: [PATCH 1/6] dt-bindings: crypto: add support for
 rockchip,crypto-rk3588

On 07/11/2023 16:55, Corentin Labbe wrote:
> Add device tree binding documentation for the Rockchip cryptographic
> offloader V2.
> 
> Signed-off-by: Corentin Labbe <clabbe@...libre.com>
> ---
>  .../crypto/rockchip,rk3588-crypto.yaml        | 65 +++++++++++++++++++
>  1 file changed, 65 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/crypto/rockchip,rk3588-crypto.yaml
> 
> diff --git a/Documentation/devicetree/bindings/crypto/rockchip,rk3588-crypto.yaml b/Documentation/devicetree/bindings/crypto/rockchip,rk3588-crypto.yaml
> new file mode 100644
> index 000000000000..07024cf4fb0e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/crypto/rockchip,rk3588-crypto.yaml
> @@ -0,0 +1,65 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/crypto/rockchip,rk3588-crypto.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Rockchip cryptographic offloader V2

v2? Where is any documentation of this versioning? From where does it
come from?

> +
> +maintainers:
> +  - Corentin Labbe <clabbe@...libre.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - rockchip,rk3568-crypto
> +      - rockchip,rk3588-crypto
> +
> +  reg:
> +    maxItems: 1
> +
> +  interrupts:
> +    maxItems: 1
> +
> +  clocks:
> +    minItems: 3

You also must describe the items instead.

Where do you see any binding using minItems alone?

> +
> +  clock-names:
> +    items:
> +      - const: core
> +      - const: a
> +      - const: h
> +
> +  resets:
> +    minItems: 1

No, maxItems.

> +
> +  reset-names:
> +    items:
> +      - const: core

Drop reset-names, not really needed and not useful.

> +
> +required:
> +  - compatible
> +  - reg
> +  - interrupts
> +  - clocks
> +  - clock-names
> +  - resets
> +  - reset-names


Best regards,
Krzysztof