linux-kernel - Re: [PATCH net-next 2/3] net: bcmgenet: Pass "main" clock down to the MDIO driver

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Date: Sat, 17 Feb 2024 16:21:09 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Florian Fainelli <florian.fainelli@...adcom.com>
Cc: netdev@...r.kernel.org, Doug Berger <opendmb@...il.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	open list <linux-kernel@...r.kernel.org>,
	Justin Chen <justin.chen@...adcom.com>
Subject: Re: [PATCH net-next 2/3] net: bcmgenet: Pass "main" clock down to
 the MDIO driver

On Fri, Feb 16, 2024 at 10:42:36AM -0800, Florian Fainelli wrote:
> GENET has historically had to create a MDIO platform device for its
> controller and pass some auxiliary data to it, like a MDIO completion
> callback. Now we also pass the "main" clock to allow for the MDIO bus
> controller to manage that clock adequately around I/O accesses.

I guess this code comes from before the times of DT? I would normally
expect to see a clock added to the DT node for the MDIO bus. But if
there is no node, because it is not in DT....

      Andrew