From: Jiri Pirko <jiri@resnulli.us>
To: Bernd Edlinger <bernd.edlinger@hotmail.de>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>,
Jose Abreu <joabreu@synopsys.com>,
"David S. Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Maxime Coquelin <mcoquelin.stm32@gmail.com>,
netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
linux-arm-kernel@lists.infradead.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] net: stmmac: Wait a bit for the reset to take effect
Date: Mon, 30 Oct 2023 12:55:23 +0100 [thread overview]
Message-ID: <ZT+Zq4j9iQj1+Xai@nanopsycho> (raw)
In-Reply-To: <AS8P193MB1285DECD77863E02EF45828BE4A1A@AS8P193MB1285.EURP193.PROD.OUTLOOK.COM>
Mon, Oct 30, 2023 at 07:01:11AM CET, bernd.edlinger@hotmail.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@hotmail.de>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
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next prev parent reply other threads:[~2023-10-30 11:55 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-30 6:01 [PATCH] net: stmmac: Wait a bit for the reset to take effect Bernd Edlinger
2023-10-30 11:55 ` Jiri Pirko [this message]
2023-10-31 10:32 ` Serge Semin
2023-10-31 16:10 ` Bernd Edlinger
2023-11-02 12:03 ` Serge Semin
2023-11-02 11:25 ` Paolo Abeni
2023-11-03 10:45 ` Bernd Edlinger
2024-01-15 19:21 ` [PATCH v2] " Bernd Edlinger
2024-01-16 12:22 ` Paolo Abeni
2024-01-17 16:36 ` Bernd Edlinger
2024-01-19 10:27 ` Bernd Edlinger
2024-01-19 11:42 ` Paolo Abeni
2024-01-16 22:35 ` Andrew Lunn
2024-01-17 16:48 ` Bernd Edlinger
2024-01-17 16:55 ` Jose Abreu
2024-01-19 7:15 ` Bernd Edlinger
2024-01-19 10:38 ` Jose Abreu
2024-01-22 6:41 ` Bernd Edlinger
2024-01-22 15:44 ` Jose Abreu
2024-01-22 18:19 ` [PATCH net v3] " Bernd Edlinger
2024-01-24 13:31 ` Serge Semin
2024-01-24 20:30 ` patchwork-bot+netdevbpf
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