linux-kernel - Re: [PATCH v2 7/8] dt-bindings: phy: uniphier-ahci: Add bindings for Pro4 SoC

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Date:   Thu, 28 Oct 2021 16:12:30 -0500
From:   Rob Herring <robh@...nel.org>
To:     Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
Cc:     Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        linux-phy@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 7/8] dt-bindings: phy: uniphier-ahci: Add bindings for
 Pro4 SoC

On Wed, Oct 20, 2021 at 08:58:07AM +0900, Kunihiko Hayashi wrote:
> Update AHCI-PHY binding document for UniPhier Pro4 SoC. Add a compatible
> string, clock and reset lines for the SoC to the document.
> 
> Pro4 AHCI-PHY needs to control additional GIO clock line and reset lines
> ("pm", "tx", and "rx").
> 
> Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
> ---
>  .../bindings/phy/socionext,uniphier-ahci-phy.yaml    | 20 ++++++++++++++++----
>  1 file changed, 16 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
> index 745c525ce6b9..67415f7ebe8c 100644
> --- a/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
> +++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
> @@ -16,6 +16,7 @@ maintainers:
>  properties:
>    compatible:
>      enum:
> +      - socionext,uniphier-pro4-ahci-phy
>        - socionext,uniphier-pxs2-ahci-phy
>        - socionext,uniphier-pxs3-ahci-phy
>  
> @@ -30,6 +31,9 @@ properties:
>  
>    clock-names:
>      oneOf:
> +      - items:          # for Pro4
> +          - const: gio
> +          - const: link

Add new entries on the end...

>        - items:          # for PXs2
>            - const: link

So add 'gio' here.

And add 'minItems: 1' in this entry.

There's also an error in 'clocks' as it needs 'minItems: 1'


>        - items:          # for others
> @@ -37,12 +41,20 @@ properties:
>            - const: phy
>  
>    resets:
> -    maxItems: 2
> +    minItems: 2
> +    maxItems: 5
>  
>    reset-names:
> -    items:
> -      - const: link
> -      - const: phy
> +    oneOf:
> +      - items:          # for Pro4
> +          - const: gio
> +          - const: link
> +          - const: pm
> +          - const: tx
> +          - const: rx
> +      - items:          # for others
> +          - const: link
> +          - const: phy
>  
>  required:
>    - compatible
> -- 
> 2.7.4
> 
>