linux-kernel - Re: [Regression?] Removed regulator support in ehci-omap

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Message-ID: <4DA3350E.2060400@gmail.com>
Date:	Mon, 11 Apr 2011 10:06:22 -0700
From:	Steve Calfee <stevecalfee@...il.com>
To:	Dmitry Artamonow <mad_soft@...ox.ru>
CC:	Keshava Munegowda <keshava_mgowda@...com>,
	Felipe Balbi <balbi@...com>, linux-usb@...r.kernel.org,
	linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [Regression?] Removed regulator support in ehci-omap

On 04/11/11 02:32, Dmitry Artamonow wrote:
> Hi, guys!
> 
> Can anyone explain why regulator support has been removed from ehci-omap
> driver in commit 19403165 ("usb: host: omap: ehci and ohci simplification")[1]?
> In 2.6.37/2.6.38 it was enough to apply simple patch[2] adding regulators
> description to board file to make USB work on omap3evm board (because USB PHY
> is powered via regulator). But now it won't work anymore in 2.6.39-rc2.
> BTW, I suspect that this commit also broke USB on omap3pandora board, as it
> defines "hsusb0" regulator supply in its board file:
> 
Yes, And Beagleboard xm (and I suspect other beagleboard versions) has
been broken in 2.6.39rc1+.

Regards, Steve
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