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Message-ID: <9154cc5f-a330-4f6d-b161-827e64231e35@lunn.ch>
Date: Tue, 29 Oct 2024 13:18:43 +0100
From: Andrew Lunn <andrew@...n.ch>
To: jan.petrous@....nxp.com
Cc: Maxime Coquelin <mcoquelin.stm32@...il.com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Jose Abreu <joabreu@...opsys.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Vinod Koul <vkoul@...nel.org>,
	Richard Cochran <richardcochran@...il.com>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Emil Renner Berthing <kernel@...il.dk>,
	Minda Chen <minda.chen@...rfivetech.com>,
	Nicolas Ferre <nicolas.ferre@...rochip.com>,
	Claudiu Beznea <claudiu.beznea@...on.dev>,
	Iyappan Subramanian <iyappan@...amperecomputing.com>,
	Keyur Chudgar <keyur@...amperecomputing.com>,
	Quan Nguyen <quan@...amperecomputing.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Giuseppe Cavallaro <peppe.cavallaro@...com>,
	linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, linux-arm-msm@...r.kernel.org,
	imx@...ts.linux.dev, devicetree@...r.kernel.org,
	NXP S32 Linux Team <s32@....com>,
	Andrei Botila <andrei.botila@....org>,
	Jacob Keller <jacob.e.keller@...el.com>
Subject: Re: [PATCH v4 16/16] net: stmmac: dwmac-s32: Read PTP clock rate
 when ready

On Mon, Oct 28, 2024 at 09:24:58PM +0100, Jan Petrous via B4 Relay wrote:
> From: "Jan Petrous (OSS)" <jan.petrous@....nxp.com>
> 
> The PTP clock is read by stmmac_platform during DT parse.
> On S32G/R the clock is not ready and returns 0. Postpone
> reading of the clock on PTP init.

This needs more explanation as to why this is a feature, not a bug,
for the PTP clock.

	Andrew

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