netdev - Re: [PATCH net-next v5 7/7] net: pcs: rzn1-miic: Init RX clock early if MAC requires it

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Message-ID: <1ed62b95-679d-4b88-9dee-37a547ac277c@lunn.ch>
Date: Mon, 4 Mar 2024 14:45:51 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Romain Gantois <romain.gantois@...tlin.com>
Cc: Russell King <linux@...linux.org.uk>,
	Heiner Kallweit <hkallweit1@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Jose Abreu <joabreu@...opsys.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Clément Léger <clement.leger@...tlin.com>,
	Maxime Chevallier <maxime.chevallier@...tlin.com>,
	Miquel Raynal <miquel.raynal@...tlin.com>,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	netdev@...r.kernel.org, linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org,
	linux-renesas-soc@...r.kernel.org
Subject: Re: [PATCH net-next v5 7/7] net: pcs: rzn1-miic: Init RX clock early
 if MAC requires it

On Fri, Mar 01, 2024 at 04:35:04PM +0100, Romain Gantois wrote:
> The GMAC1 controller in the RZN1 IP requires the RX MII clock signal to be
> started before it initializes its own hardware, thus before it calls
> phylink_start.
> 
> Implement the pcs_pre_init() callback so that the RX clock signal can be
> enabled early if necessary.
> 
> Reported-by: Clément Léger <clement.leger@...tlin.com>
> Link: https://lore.kernel.org/linux-arm-kernel/20230116103926.276869-4-clement.leger@bootlin.com/
> Signed-off-by: Romain Gantois <romain.gantois@...tlin.com>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew