From mboxrd@z Thu Jan  1 00:00:00 1970
From: alex.shi@linaro.org (Alex Shi)
Date: Mon, 09 Dec 2013 18:27:54 +0800
Subject: panda board es failed on cpuidle
In-Reply-To: <52A594D3.4060809@linaro.org>
References: <52A5936E.5050409@linaro.org> <52A594D3.4060809@linaro.org>
Message-ID: <52A59B2A.2030702@linaro.org>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

Add Strashko,


On 12/09/2013 06:00 PM, Daniel Lezcano wrote:
> On 12/09/2013 10:54 AM, Alex Shi wrote:
>> my panda board ES failed to boot up when I use omap2plus_defconfig +
>> CPU_IDLE.
>> Is it a known issue or I missed sth in kernel?
>>
>> CONFIG_CPU_IDLE=y
>> # CONFIG_CPU_IDLE_MULTIPLE_DRIVERS is not set
>> CONFIG_CPU_IDLE_GOV_LADDER=y
>> CONFIG_CPU_IDLE_GOV_MENU=y
>> CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED=y
>>
>>
>> kernel hang after the following output.
>>
>>      2.276641] omap_hsmmc 4809c000.mmc: pins are not configured from
>> the driver
>> [    2.325531] pinctrl-single 4a31e040.pinmux: mux offset out of
>> range: 0x38 (0x38)
>> [    2.333648] pinctrl-single 4a31e040.pinmux: could not add functions
>> for pinmux_wl12xx_pins 56x
>> [    2.343231] omap-dma-engine 4a056000.dma-controller: allocating
>> channel for 60
>> [    2.351043] omap-dma-engine 4a056000.dma-controller: allocating
>> channel for 59
>> [    2.358917] 480d5000.mmc supply vmmc_aux not found, using dummy
>> regulator
>> [    2.383331] hw-breakpoint: Failed to enable monitor mode on CPU 0.
>> [    2.390411] hw-breakpoint: CPU 0 failed to disable vector catch
> 
> Yes, I saw an email talking about a hang with cpuidle + omap4.
> 
> The thread is http://www.spinics.net/lists/linux-omap/msg99899.html
> 
> and the patch bringing the fix is
> https://patchwork.kernel.org/patch/3084521/
> 

Seems the patch still is not in v3.13-rc3 kernel
Any update for this issue?

> Hope that helps.
> 
>   -- Daniel
> 


-- 
Thanks
    Alex