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Message-ID: <ZT+Zq4j9iQj1+Xai@nanopsycho>
Date: Mon, 30 Oct 2023 12:55:23 +0100
From: Jiri Pirko <jiri@...nulli.us>
To: Bernd Edlinger <bernd.edlinger@...mail.de>
Cc: 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>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>, netdev@...r.kernel.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-arm-kernel@...ts.infradead.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] net: stmmac: Wait a bit for the reset to take effect

Mon, Oct 30, 2023 at 07:01:11AM CET, bernd.edlinger@...mail.de wrote:
>otherwise the synopsys_id value may be read out wrong,
>because the GMAC_VERSION register might still be in reset
>state, for at least 1 us after the reset is de-asserted.
>
>Add a wait for 10 us before continuing to be on the safe side.
>
>Signed-off-by: Bernd Edlinger <bernd.edlinger@...mail.de>

Reviewed-by: Jiri Pirko <jiri@...dia.com>

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