From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steve Sakoman Subject: Re: [Regression?] Removed regulator support in ehci-omap Date: Mon, 11 Apr 2011 13:12:55 -0700 Message-ID: References: <20110411093214.GA18215@rainbow> <4DA3350E.2060400@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Return-path: In-Reply-To: <4DA3350E.2060400@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: Steve Calfee Cc: Dmitry Artamonow , Keshava Munegowda , Felipe Balbi , linux-usb@vger.kernel.org, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-omap@vger.kernel.org On Mon, Apr 11, 2011 at 10:06 AM, Steve Calfee wrote: > 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+. FWIW, EHCI is also broken on Overo in both rc1 and rc2. Steve