From: Stefano Babic <sbabic@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH v2 3/3] wandboard: Simplify the Ethernet PHY configuration
Date: Thu, 7 Jan 2016 17:50:24 +0100 [thread overview]
Message-ID: <568E9750.8040305@denx.de> (raw)
In-Reply-To: <1452020574-29179-3-git-send-email-festevam@gmail.com>
On 05/01/2016 20:02, Fabio Estevam wrote:
> From: Fabio Estevam <fabio.estevam@nxp.com>
>
> As per the AR8031 datasheet:
>
> "For a reliable power on reset, suggest to keep asserting the reset
> low long enough (10ms) to ensure the clock is stable and clock-to-reset
> 1ms requirement is satisfied."
>
> So do as suggested and also add a 100us delay after deasserting the
> reset line to guarantee that the PHY ID can be read correctly and the
> Atheros 8031 PHY driver can be loaded automatically.
>
> This results in a simpler code.
>
> Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
> ---
Applied (fix) to u-boot-imx, thanks !
Best regards,
Stefano Babic
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next prev parent reply other threads:[~2016-01-07 16:50 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-05 19:02 [U-Boot] [PATCH v2 1/3] phy: atheros: Use ar8035_config for AR8031 Fabio Estevam
2016-01-05 19:02 ` [U-Boot] [PATCH v2 2/3] mx6sabresd: Simplify the Ethernet PHY configuration Fabio Estevam
2016-01-05 21:07 ` Joe Hershberger
2016-01-05 19:02 ` [U-Boot] [PATCH v2 3/3] wandboard: " Fabio Estevam
2016-01-05 21:06 ` Joe Hershberger
2016-01-07 16:50 ` Stefano Babic [this message]
2016-01-05 19:06 ` [U-Boot] [PATCH v2 1/3] phy: atheros: Use ar8035_config for AR8031 Joe Hershberger
2016-01-06 5:17 ` Qiang Zhao
2016-01-06 9:47 ` Fabio Estevam
2016-01-06 12:40 ` Stefano Babic
2016-01-06 6:19 ` Qiang Zhao
2016-01-06 9:25 ` Qiang Zhao
2016-01-07 16:50 ` Stefano Babic
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