linux-kernel - Re: [PATCH can-next] dt-bindings: can: tcan4x5x: add missing required clock-names

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Message-ID: <20241127-siberian-singular-c2b99a7fd370@spud>
Date: Wed, 27 Nov 2024 15:50:30 +0000
From: Conor Dooley <conor@...nel.org>
To: Sean Nyekjaer <sean@...nix.com>
Cc: Marc Kleine-Budde <mkl@...gutronix.de>,
	Vincent Mailhol <mailhol.vincent@...adoo.fr>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, linux-can@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH can-next] dt-bindings: can: tcan4x5x: add missing
 required clock-names

On Wed, Nov 27, 2024 at 02:40:47PM +0100, Sean Nyekjaer wrote:
> tcan4x5x requires an external clock called cclk, add it here.

That's not what this patch is doing, the clock input is already there,
so I don't know what this patch actually accomplishes? clock-names isn't
a required property, so you can't even use it in a driver.

> 
> Signed-off-by: Sean Nyekjaer <sean@...nix.com>
> ---
>  Documentation/devicetree/bindings/net/can/ti,tcan4x5x.yaml | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/net/can/ti,tcan4x5x.yaml b/Documentation/devicetree/bindings/net/can/ti,tcan4x5x.yaml
> index ff18cf7393550d1b7107b1233d8302203026579d..f3f3cbc03aec13e517552d2e29ecea1585de8e36 100644
> --- a/Documentation/devicetree/bindings/net/can/ti,tcan4x5x.yaml
> +++ b/Documentation/devicetree/bindings/net/can/ti,tcan4x5x.yaml
> @@ -29,6 +29,10 @@ properties:
>    clocks:
>      maxItems: 1
>  
> +  clock-names:
> +    items:
> +      - const: cclk
> +
>    reset-gpios:
>      description: Hardwired output GPIO. If not defined then software reset.
>      maxItems: 1
> @@ -154,6 +158,7 @@ examples:
>          can@0 {
>              compatible = "ti,tcan4x5x";
>              reg = <0>;
> +            clock-names = "cclk";
>              clocks = <&can0_osc>;
>              pinctrl-names = "default";
>              pinctrl-0 = <&can0_pins>;
> @@ -179,6 +184,7 @@ examples:
>          can@0 {
>              compatible = "ti,tcan4552", "ti,tcan4x5x";
>              reg = <0>;
> +            clock-names = "cclk";
>              clocks = <&can0_osc>;
>              pinctrl-names = "default";
>              pinctrl-0 = <&can0_pins>;
> 
> ---
> base-commit: e0b741bc53c94f9ae25d4140202557a0aa51b5a0
> change-id: 20241127-tcancclk-c149c0b3b050
> 
> Best regards,
> -- 
> Sean Nyekjaer <sean@...nix.com>
> 

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