From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: help: BeagleBoard xM RevC ethernet port Date: Wed, 22 Feb 2012 14:00:24 -0800 Message-ID: <874nuizfyf.fsf@ti.com> References: <4F3E0EB7.9060803@ti.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from na3sys009aog103.obsmtp.com ([74.125.149.71]:42828 "EHLO na3sys009aog103.obsmtp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755387Ab2BVWAN (ORCPT ); Wed, 22 Feb 2012 17:00:13 -0500 Received: by mail-pw0-f42.google.com with SMTP id wz12so715562pbc.29 for ; Wed, 22 Feb 2012 14:00:12 -0800 (PST) In-Reply-To: <4F3E0EB7.9060803@ti.com> (Peter Ujfalusi's message of "Fri, 17 Feb 2012 10:24:23 +0200") Sender: linux-omap-owner@vger.kernel.org List-Id: linux-omap@vger.kernel.org To: Peter Ujfalusi Cc: linux-omap , balbi@ti.com Peter Ujfalusi writes: > Hi, > > I hoped that time will solve this, but so far no luck. I just can not > get the ethernet port (along with the USB host ports) working on my xM RevC. > What is the trick to get it working on 3.3-rc3? > > There seams to be some configuration issue: > > [ 1.437530] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver > [ 1.444671] ehci_hcd: block sizes: qh 64 qtd 96 itd 160 sitd 96 > [ 1.451354] ehci-omap ehci-omap.0: failed to get ehci port0 regulator > [ 1.458282] ehci-omap ehci-omap.0: failed to get ehci port1 regulator The first thing I try when I see these regulator failures is to add CONFIG_REGULATOR_DUMMY=y to the .config to see if that helps. If so, then the board file needs some help configuring the right regulators. Kevin