linux-kernel - Re: [PATCH net-next 02/13] dt-bindings: net: cdns,macb: allow tsu_clk without tx

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Message-ID: <20250324163001.GA272324-robh@kernel.org>
Date: Mon, 24 Mar 2025 11:30:01 -0500
From: Rob Herring <robh@...nel.org>
To: Théo Lebrun <theo.lebrun@...tlin.com>
Cc: 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>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Nicolas Ferre <nicolas.ferre@...rochip.com>,
	Claudiu Beznea <claudiu.beznea@...on.dev>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>, Alexandre Ghiti <alex@...ti.fr>,
	Samuel Holland <samuel.holland@...ive.com>,
	Richard Cochran <richardcochran@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
	Vladimir Kondratiev <vladimir.kondratiev@...ileye.com>,
	Gregory CLEMENT <gregory.clement@...tlin.com>,
	netdev@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
	linux-mips@...r.kernel.org,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	Tawfik Bayouk <tawfik.bayouk@...ileye.com>
Subject: Re: [PATCH net-next 02/13] dt-bindings: net: cdns,macb: allow
 tsu_clk without tx_clk

On Fri, Mar 21, 2025 at 08:09:33PM +0100, Théo Lebrun wrote:
> Allow providing tsu_clk without a tx_clk as both are optional.

Why? Is there some new h/w? Where's the compatible for it. Or this fixes 
some existing user? Which one?

> 
> Signed-off-by: Théo Lebrun <theo.lebrun@...tlin.com>
> ---
>  Documentation/devicetree/bindings/net/cdns,macb.yaml | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/net/cdns,macb.yaml b/Documentation/devicetree/bindings/net/cdns,macb.yaml
> index 306d14958778df1a80a15e24d8ed5409704613be..36fcae1b20d757b3ebe615a9fc66068000ded56d 100644
> --- a/Documentation/devicetree/bindings/net/cdns,macb.yaml
> +++ b/Documentation/devicetree/bindings/net/cdns,macb.yaml
> @@ -85,7 +85,7 @@ properties:
>      items:
>        - enum: [ ether_clk, hclk, pclk ]
>        - enum: [ hclk, pclk ]
> -      - const: tx_clk
> +      - enum: [ tx_clk, tsu_clk ]
>        - enum: [ rx_clk, tsu_clk ]
>        - const: tsu_clk
>  
> 
> -- 
> 2.48.1
>