From: "José Miguel Gonçalves" <jose.goncalves@inov.pt>
To: "Heiko Stübner" <heiko@sntech.de>
Cc: linux-samsung-soc@vger.kernel.org, Kukjin Kim <kgene.kim@samsung.com>
Subject: Re: Broken IRQ handling for S3C2416
Date: Thu, 27 Jun 2013 15:48:16 +0100 [thread overview]
Message-ID: <51CC50B0.2090308@inov.pt> (raw)
In-Reply-To: <201306271626.42419.heiko@sntech.de>
Hi Heiko,
On 27-06-2013 15:26, Heiko Stübner wrote:
> Hi Jose,
>
> Am Donnerstag, 27. Juni 2013, 13:59:07 schrieb José Miguel Gonçalves:
>> Hi,
>>
>> While migrating from kernel 3.8 to kernel 3.9 I've detected a problem on my
>> S3C2416 based board. I'm using UART 3 as console and with kernel 3.9 I'm
>> unable to have a getty working on that port and see a lot of these on
>> dmesg:
>>
>> samsung-uart s3c2440-uart.3: cannot get irq 94
>>
>> Also WDT is not correctly initialized in 3.8, I see in dmesg:
>>
>> s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq disabled
>>
>> while in 3.9 I see:
>>
>> s3c2410-wdt s3c2410-wdt: tmr_margin value out of range, default 15 used
>> s3c2410-wdt s3c2410-wdt: failed to install irq (-38)
>> s3c2410-wdt: probe of s3c2410-wdt failed with error -38
>>
>> So I guess something is broken in 3.9 kernel's IRQ handling for S3C2416.
> when I checked two days ago, the irqs where working fine on my s3c2416 board.
>
> Basic questions, did you change the init_irq callback to the correct new
> function (s3c2416_init_irq) in your board file, can you provide a more
> complete log and of course and is your board-file available somewhere?
>
My bad! I missed that change on the init_irq callback. Everything is working fine now.
Thank you and sorry for the inconvenience.
Best regards,
José Gonçalves
next prev parent reply other threads:[~2013-06-27 14:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-27 11:59 Broken IRQ handling for S3C2416 José Miguel Gonçalves
2013-06-27 14:26 ` Heiko Stübner
2013-06-27 14:48 ` José Miguel Gonçalves [this message]
2013-06-27 14:51 ` Heiko Stübner
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