From mboxrd@z Thu Jan 1 00:00:00 1970 From: Roger Quadros Subject: Re: [PATCH v3 0/4] ARM: dts: Add USB host support for Panda and Beagle-xm Date: Mon, 22 Apr 2013 10:10:51 +0300 Message-ID: <5174E27B.5090808@ti.com> References: <1366365457-28972-1-git-send-email-rogerq@ti.com> <20130419154321.GG10155@atomide.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20130419154321.GG10155@atomide.com> Sender: linux-kernel-owner@vger.kernel.org To: Tony Lindgren Cc: b-cousson@ti.com, nm@ti.com, paul@pwsan.com, linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree-discuss@lists.ozlabs.org, "B, Ravi" List-Id: linux-omap@vger.kernel.org On 04/19/2013 06:43 PM, Tony Lindgren wrote: > * Roger Quadros [130419 03:02]: >> Hi Benoit/Tony >> >> I've consolidated all the USB host device tree patches for Panda and Beagles >> to one place and addressed Tony's comments. >> >> NOTE: patch 1 depends on OMAP clock binding introduced in >> https://lkml.org/lkml/2013/4/12/407 >> >> v3: >> - updated mux mode to use pulldowns on panda as non-DT boot uses pulldowns. >> - fixed usb pin naming for panda, beagle and beagle-xm > > Cool. Sounds like we should be able to make omap4 DT only for v3.11 when we say DT only for 3.11, does this mean getting rid of hwmod dependency? > then. For that we also need USB on 4430-sdp working, but it now > does: > > ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver > ehci-omap 4a064c00.ehci: failed to get phys phandle in /ocp/usbhshost@4a064000/ehci@4a064c00 node > ehci-omap 4a064c00.ehci: failed to get phys phandle in /ocp/usbhshost@4a064000/ehci@4a064c00 node > ... 4430-sdp (Blaze) does not have EHCI USB Host port. It should be using the MUSB OTG port. > > As I have mine in a rack I don't have anything plugged into the > USB port there though, but sounds like the phy is not initialized? > +Ravi B. He might have some clues. cheers, -roger