From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH V2] ppc4xx: Canyonlands: Fix USB host PHY reset sequence
Date: Mon, 14 Dec 2009 22:16:29 +0100 [thread overview]
Message-ID: <20091214211629.5C1DF4C026@gemini.denx.de> (raw)
In-Reply-To: <1260824693-11874-1-git-send-email-dmitchell@appliedmicro.com>
Dear Dave Mitchell,
In message <1260824693-11874-1-git-send-email-dmitchell@appliedmicro.com> you wrote:
> Current de-assert reset is not sufficient for the USB PHY reset
> on some Canyonlands platforms. The patch adds an assert/de-assert
> sequence. This addresses a USB detection problem for devices
> attached prior to power-up. The delay lengths are needed for
> power to the PHY to stabilize.
>
> Signed-off-by: Jeff Mann <MannJ@embeddedplanet.com>
> Signed-off-by: Dave Mitchell <dmitchell@appliedmicro.com>
> Acked-by: Tirumala Reddy Marri <tmarri@appliedmicro.com>
> ---
> v1->v2: fixed typo
NAK again. This does not belong in generic board init code.
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
Documentation is the castor oil of programming.
Managers know it must be good because the programmers hate it so much.
next prev parent reply other threads:[~2009-12-14 21:16 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-12-14 21:04 [U-Boot] [PATCH V2] ppc4xx: Canyonlands: Fix USB host PHY reset sequence Dave Mitchell
2009-12-14 21:16 ` Wolfgang Denk [this message]
2009-12-14 21:33 ` David Mitchell
2010-01-14 10:18 ` Stefan Roese
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