From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Horman Date: Mon, 11 Aug 2014 00:42:25 +0000 Subject: Re: Armadillo800EVA legacy defconfig seems busted on my board Message-Id: <20140811004224.GA26570@verge.net.au> List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sh@vger.kernel.org On Fri, Aug 08, 2014 at 03:02:27PM +0200, Geert Uytterhoeven wrote: > Hi Magnus, > > On Fri, Aug 8, 2014 at 1:26 PM, Magnus Damm wrote: > > On my r8a7740 Armadillo board I've been playing with multiplatform and > > CCF recently. While doing that I noticed that the defconfig doesn't > > seem to work. > > > > Maybe this is just my board - the boot loader seems unstable in > > When starting the kernel, it indeed sometimes hangs after > > Doing init=/init > > Usually this happens after cold boot, so remote controlled power switches > don't help here. > > > general and my entire setup requires an additional switch for the > > Ethernet PHY to even get link up - autonegotiation seems busted with > > the boot loader... > > Working fine here with both a 100 Mbps or a Gbps switch. > Gether is supposed to be gigabit, but I only get 100 Mbps. > Ethtool tells me only 10 or 100 Mbps are available? > > What kind of switch do you need? What doesn't work? > > > Anyway, if I try to boot the zImage generated from > > armadillo800eva_defconfig I get zero console output. I managed to > > track it down to the FB bits being busted. > > Strange, armadillo800eva_defconfig is working fine for me on > renesas-devel-v3.16-20140808, after I added the appropriate nfsroot> kernel command line parameter. It works for me too. > > > If this is happening on other boards as well then perhaps we shall > > adjust the defconfig? Or even better - fix the LCDC driver or whatever > > is keeping the board from booting.