From: sbabic at denx.de <sbabic@denx.de>
To: u-boot@lists.denx.de
Subject: [PATCH v3 2/2] config: apalis-imx8: Enable FEC TXC delay
Date: Fri, 1 May 2020 18:31:54 +0200 (CEST) [thread overview]
Message-ID: <20200501163154.92EF381D55@phobos.denx.de> (raw)
In-Reply-To: <20200311105259.29140-2-philippe.schenker@toradex.com>
> define FEC_ENET_ENABLE_TXC_DELAY to enable the delay on TXC line on
> the MAC. This has to be done in order to meet RGMII specs.
> According to RGMII specs the clock should get delayed so the edges of
> the clock are preferrably in the middle of the edges of data-lines so
> they can be sampled properly.
> Our PHY expects the MAC to delay TXC line, as it is also written
> in the spec. This patch makes sure the TXC delay on the FEC is enabled
> Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
> Reviewed-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
Applied to u-boot-imx, master, thanks !
Best regards,
Stefano Babic
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next prev parent reply other threads:[~2020-05-01 16:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-11 10:52 [PATCH v3 1/2] net: fec: Add possibility to enable TXC delay Philippe Schenker
2020-03-11 10:52 ` [PATCH v3 2/2] config: apalis-imx8: Enable FEC " Philippe Schenker
2020-05-01 16:31 ` sbabic at denx.de [this message]
2020-04-17 16:35 ` [PATCH v3 1/2] net: fec: Add possibility to enable " Stefano Babic
2020-04-17 16:56 ` Philippe Schenker
2020-05-01 10:46 ` Stefano Babic
2020-05-01 16:31 ` sbabic at denx.de
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