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Message-ID: <9e70d070-0f7a-4bff-8105-d76dd9c12426@intel.com>
Date: Tue, 20 Aug 2024 14:17:37 -0700
From: Jacob Keller <jacob.e.keller@...el.com>
To: "Jan Petrous (OSS)" <jan.petrous@....nxp.com>, "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>, Alexandre Torgue <alexandre.torgue@...s.st.com>, "Jose
Abreu" <joabreu@...opsys.com>, Maxime Coquelin <mcoquelin.stm32@...il.com>,
Vinod Koul <vkoul@...nel.org>, Andrew Lunn <andrew@...n.ch>, Heiner Kallweit
<hkallweit1@...il.com>, Russell King <linux@...linux.org.uk>, Richard Cochran
<richardcochran@...il.com>, Giuseppe Cavallaro <peppe.cavallaro@...com>
CC: "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-stm32@...md-mailman.stormreply.com"
<linux-stm32@...md-mailman.stormreply.com>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>, "linux-arm-msm@...r.kernel.org"
<linux-arm-msm@...r.kernel.org>, dl-S32 <S32@....com>
Subject: Re: [PATCH v2 7/7] net: stmmac: dwmac-s32cc: Read PTP clock rate when
ready
On 8/18/2024 2:52 PM, Jan Petrous (OSS) wrote:
> 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.
>
Ah, I see. So the clock returns zero into the hardware bits accessed by
stmmac_platform. Then you come back in and fill this in later during the
dwmac_probe.
Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>
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