From: Stefano Babic <sbabic@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] imx-common: timer: fix 32-bit overflow
Date: Wed, 20 Mar 2013 11:39:15 +0100 [thread overview]
Message-ID: <514991D3.4010202@denx.de> (raw)
In-Reply-To: <513D7D5B.3050602@de.bosch.com>
On 11/03/2013 07:44, Dirk Behme wrote:
> On 04.03.2013 15:16, Dirk Behme wrote:
>> From: Knut Wohlrab <knut.wohlrab@de.bosch.com>
>>
>> The i.MX6 common timer uses the 32-bit variable tbl (time base lower)
>> to record the overflow of the 32-bit counter. I.e. if the counter
>> overflows, the variable tbl does overflow, too.
>>
>> To capture this overflow, use the variable tbu (time base upper), too.
>> Return the combined value of tbl and tbu.
>>
>> lastinc is unused then, remove it.
>>
>> Signed-off-by: Knut Wohlrab <knut.wohlrab@de.bosch.com>
>> Signed-off-by: Dirk Behme <dirk.behme@de.bosch.com>
>> ---
>> Note: This replaces the patch
>> http://patchwork.ozlabs.org/patch/224646/
>>
>> arch/arm/imx-common/timer.c | 26 +++++++-------------------
>> 1 file changed, 7 insertions(+), 19 deletions(-)
>>
>> Index: freescale-u-boot-imx.git/arch/arm/imx-common/timer.c
>> ===================================================================
Applied to u-boot-imx, thanks.
Best regards,
Stefano Babic
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prev parent reply other threads:[~2013-03-20 10:39 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-04 14:16 [U-Boot] [PATCH] imx-common: timer: fix 32-bit overflow Dirk Behme
2013-03-11 6:44 ` Dirk Behme
2013-03-20 10:19 ` Stefano Babic
2013-03-20 10:39 ` Stefano Babic [this message]
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