linux-kernel - Re: [PATCH v1 1/2] dt-bindings: i2c: exynos5: Add samsung,exynos8895-hsi2c compatible

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Message-ID: <0ebc12ed-fe91-4c8a-a626-b735b0eeecf1@kernel.org>
Date: Mon, 16 Dec 2024 09:44:58 +0100
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Ivaylo Ivanov <ivo.ivanov.ivanov1@...il.com>,
 Andi Shyti <andi.shyti@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>
Cc: linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-samsung-soc@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1 1/2] dt-bindings: i2c: exynos5: Add
 samsung,exynos8895-hsi2c compatible

On 14/12/2024 23:04, Ivaylo Ivanov wrote:
> Add samsung,exynos8895-hsi2c dedicated compatible for representing
> I2C of Exynos8895 SoC. Since there are I2C buses that aren't implemented
> as a part of USIv1 blocks, they only require a single clock.
> 
> Signed-off-by: Ivaylo Ivanov <ivo.ivanov.ivanov1@...il.com>
> ---
>  .../devicetree/bindings/i2c/i2c-exynos5.yaml  | 26 ++++++++++++++++---
>  1 file changed, 23 insertions(+), 3 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/i2c/i2c-exynos5.yaml b/Documentation/devicetree/bindings/i2c/i2c-exynos5.yaml
> index cc8bba553..b029be88e 100644
> --- a/Documentation/devicetree/bindings/i2c/i2c-exynos5.yaml
> +++ b/Documentation/devicetree/bindings/i2c/i2c-exynos5.yaml
> @@ -25,6 +25,7 @@ properties:
>            - samsung,exynos5250-hsi2c    # Exynos5250 and Exynos5420
>            - samsung,exynos5260-hsi2c    # Exynos5260
>            - samsung,exynos7-hsi2c       # Exynos7
> +          - samsung,exynos8895-hsi2c
>            - samsung,exynosautov9-hsi2c
>        - items:
>            - enum:
> @@ -94,9 +95,28 @@ allOf:
>          - clock-names
>  
>      else:
> -      properties:
> -        clocks:
> -          maxItems: 1
> +      if:
> +        properties:
> +          compatible:
> +            contains:
> +              enum:
> +                - samsung,exynos8895-hsi2c
> +
> +      then:
> +        properties:
> +          clocks:

Missing minItems

> +            maxItems: 2
> +
> +          clock-names:

Ditto

> +            maxItems: 2
> +
> +        required:
> +          - clock-names
I don't understand why do you need second, same branch in if, basically
duplicating previous. But regardless of that, no nesting of ifs. Define
clocks for all variants explicitly.

Best regards,
Krzysztof