linux-kernel - Re: [PATCH v3 02/11] dt-bindings: i2c: npcm: support NPCM845

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Message-ID: <cb77935e-64e0-c8b6-9fba-9835a3be432f@canonical.com>
Date:   Thu, 3 Mar 2022 11:37:52 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Tyrone Ting <warp5tw@...il.com>, avifishman70@...il.com,
        tmaimon77@...il.com, tali.perry1@...il.com, venture@...gle.com,
        yuenn@...gle.com, benjaminfair@...gle.com, robh+dt@...nel.org,
        yangyicong@...ilicon.com, semen.protsenko@...aro.org,
        wsa@...nel.org, jie.deng@...el.com, sven@...npeter.dev,
        bence98@....bme.hu, lukas.bulwahn@...il.com, arnd@...db.de,
        olof@...om.net, andriy.shevchenko@...ux.intel.com,
        tali.perry@...oton.com, Avi.Fishman@...oton.com,
        tomer.maimon@...oton.com, KWLIU@...oton.com, JJLIU0@...oton.com,
        kfting@...oton.com
Cc:     openbmc@...ts.ozlabs.org, linux-i2c@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 02/11] dt-bindings: i2c: npcm: support NPCM845

On 03/03/2022 09:31, Tyrone Ting wrote:
> From: Tyrone Ting <kfting@...oton.com>
> 
> Add compatible and nuvoton,sys-mgr description for NPCM i2c module.
> 
> Signed-off-by: Tyrone Ting <kfting@...oton.com>
> Signed-off-by: Tali Perry <tali.perry1@...il.com>
> ---
>  .../bindings/i2c/nuvoton,npcm7xx-i2c.yaml     | 26 +++++++++++++++----
>  1 file changed, 21 insertions(+), 5 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
> index 128444942aec..37976ddcf406 100644
> --- a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
> +++ b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
> @@ -7,17 +7,18 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
>  title: nuvoton NPCM7XX I2C Controller Device Tree Bindings
>  
>  description: |
> -  The NPCM750x includes sixteen I2C bus controllers. All Controllers support
> -  both master and slave mode. Each controller can switch between master and slave
> -  at run time (i.e. IPMB mode). Each controller has two 16 byte HW FIFO for TX and
> -  RX.
> +  I2C bus controllers of the NPCM series support both master and
> +  slave mode. Each controller can switch between master and slave at run time
> +  (i.e. IPMB mode). HW FIFO for TX and RX are supported.
>  
>  maintainers:
>    - Tali Perry <tali.perry1@...il.com>
>  
>  properties:
>    compatible:
> -    const: nuvoton,npcm750-i2c
> +    enum:
> +      - nuvoton,npcm750-i2c
> +      - nuvoton,npcm845-i2c
>  
>    reg:
>      maxItems: 1
> @@ -36,6 +37,10 @@ properties:
>      default: 100000
>      enum: [100000, 400000, 1000000]
>  
> +  nuvoton,sys-mgr:
> +    $ref: "/schemas/types.yaml#/definitions/phandle"
> +    description: The phandle of system manager register node.
> +
>  required:
>    - compatible
>    - reg
> @@ -44,6 +49,16 @@ required:
>  
>  allOf:
>    - $ref: /schemas/i2c/i2c-controller.yaml#
> +  - if:
> +      properties:
> +        compatible:
> +          contains:
> +            const:
> +              - nuvoton,npcm845-i2c

This should be one line in const (not an enum).

Rest looks good to me.

Best regards,
Krzysztof