From mboxrd@z Thu Jan 1 00:00:00 1970 From: marex@denx.de (Marek Vasut) Date: Sun, 10 Feb 2013 04:28:53 +0100 Subject: mx28evk does not boot with linux-next 20130207 In-Reply-To: References: <20130208164858.GA32318@mudshark.cambridge.arm.com> Message-ID: <201302100428.54061.marex@denx.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Dear Fabio Estevam, > On Fri, Feb 8, 2013 at 2:48 PM, Will Deacon wrote: > > From dc381a5dff9663901a61fe0dd86c986add382281 Mon Sep 17 00:00:00 2001 > > From: Will Deacon > > Date: Fri, 8 Feb 2013 16:41:19 +0000 > > Subject: [PATCH] ARM: tlb: fix branch predictor maintenance for ARMv6 > > > > The BPIALL operation is not available on all CPUs, so ensure that we > > only execute it on processors implementing the instruction. > > > > Reported-by: Fabio Estevam > > Signed-off-by: Will Deacon > > Thanks, Will. > > This makes the kernel to boot again on my mx28evk, so: > > Tested-by: Fabio Estevam > > There are still other issues, which seem to be unrelated to this fix > though: > > I can see the Linux logo and LED activity on my board, but no serial > console. > > Applying Shawn's patch: > > diff --git a/arch/arm/boot/compressed/debug.S > b/arch/arm/boot/compressed/debug.S > index bdb0e25..6e8382d 100644 > --- a/arch/arm/boot/compressed/debug.S > +++ b/arch/arm/boot/compressed/debug.S > @@ -1,4 +1,5 @@ > #include > +#include > > #include CONFIG_DEBUG_LL_INCLUDE > > and turning on earlyprintk I see kernel booting and it stops at: > > [ 5.311281] TCP: cubic registered > [ 5.315000] NET: Registered protocol family 17 > [ 5.320843] Key type dns_resolver registered > [ 5.325750] turn off boot console earlycon0 Is the amba-pl011 driver maybe broken ? So far, Wills' and Shawns' patches got me further too, thanks! Best regards, Marek Vasut