From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marc Zyngier Subject: Re: [PATCH v8 1/4] irqchip: gic: Support hierarchy irq domain. Date: Tue, 02 Dec 2014 13:37:59 +0000 Message-ID: <547DC0B7.6050600@arm.com> References: <1416902662-19281-1-git-send-email-yingjoe.chen@mediatek.com> <1416902662-19281-2-git-send-email-yingjoe.chen@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Geert Uytterhoeven , Yingjoe Chen Cc: Mark Rutland , Jason Cooper , Thomas Gleixner , Jiang Liu , Boris BREZILLON , Russell King , Pawel Moll , "devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "hc.yen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org" , "srv_heupstream-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org" , "yh.chen-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org" , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org" , Yijing Wang , Rob Herring , "nathan.chung-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org" , "yingjoe.chen-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , Matthias Brugger , "eddie.huang-NuS5LvNUpcJWk0Htik3J/w@public.gmane.org" List-Id: devicetree@vger.kernel.org On 02/12/14 13:27, Geert Uytterhoeven wrote: > On Tue, Nov 25, 2014 at 9:04 AM, Yingjoe Chen wrote: >> Add support to use gic as a parent for stacked irq domain. >> >> Signed-off-by: Yingjoe Chen > > This change (which is now in -next as commit 9a1091ef0017c40a) breaks > booting on r8a7740/armadillo-legacy. > > It hangs because the timers cannot get their interrupts: > > console [tty0] enabled > sh-tmu.0: ch0: used for clock events > sh-tmu.0: ch0: used for periodic clock events > sh-tmu.0: ch0: failed to request irq 230 > sh-tmu.0: ch1: used as clock source > sh-cmt-48.1: ch0: failed to request irq 90 > sh-cmt-48.1: ch0: registration failed > earlytimer: unable to probe sh-cmt-48 early. > Calibrating delay loop... Grmbl... Are you, by any (lack of) chance, using a setup where the GIC is probed via DT, but the timers have their IRQs hardcoded? M. -- Jazz is not dead. It just smells funny... -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html