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From: marc.zyngier@arm•com (Marc Zyngier)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v8 1/4] irqchip: gic: Support hierarchy irq domain.
Date: Tue, 02 Dec 2014 13:37:59 +0000	[thread overview]
Message-ID: <547DC0B7.6050600@arm.com> (raw)
In-Reply-To: <CAMuHMdWj0Z66fya=7oN=ZUoz0TQOHFxBe0wyHmkDDVzU8Lafog@mail.gmail.com>

On 02/12/14 13:27, Geert Uytterhoeven wrote:
> On Tue, Nov 25, 2014 at 9:04 AM, Yingjoe Chen <yingjoe.chen@mediatek•com> wrote:
>> Add support to use gic as a parent for stacked irq domain.
>>
>> Signed-off-by: Yingjoe Chen <yingjoe.chen@mediatek•com>
> 
> 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...

  reply	other threads:[~2014-12-02 13:37 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-25  8:04 [PATCH v8 0/4] ARM: mediatek: Add support for interrupt polarity Yingjoe Chen
2014-11-25  8:04 ` [PATCH v8 1/4] irqchip: gic: Support hierarchy irq domain Yingjoe Chen
2014-11-25 11:27   ` Marc Zyngier
2014-12-02 13:27   ` Geert Uytterhoeven
2014-12-02 13:37     ` Marc Zyngier [this message]
2014-12-02 13:55       ` Geert Uytterhoeven
2014-12-02 14:12         ` Marc Zyngier
2014-11-25  8:04 ` [PATCH v8 2/4] ARM: mediatek: Add sysirq interrupt polarity support Yingjoe Chen
2014-11-29 17:40   ` Beniamino Galvani
2014-12-01 14:09     ` Yingjoe Chen
2014-11-25  8:04 ` [PATCH v8 3/4] ARM: mediatek: Add sysirq in mt6589/mt8135/mt8127 dtsi Yingjoe Chen
2014-11-27 13:31   ` Yingjoe Chen
2014-12-25  2:11   ` Yingjoe Chen
2015-01-02 10:16     ` Matthias Brugger
2014-11-25  8:04 ` [PATCH v8 4/4] dt-bindings: add bindings for mediatek sysirq Yingjoe Chen
2014-11-26  8:08 ` [PATCH v8 0/4] ARM: mediatek: Add support for interrupt polarity Jason Cooper

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