Re: [PATCH V2] ARM: davinci: da850: add RTC DT entries

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On 1/29/2013 1:05 PM, Katepallewar, Mrugesh wrote:
> On Mon, Jan 28, 2013 at 21:32:13, Nori, Sekhar wrote:
>> Hi Mrugesh,
>>
>> On 1/28/2013 1:17 PM, Mrugesh Katepallewar wrote:
>>> Add RTC DT entries in da850 dts file.
>>>
>>> Signed-off-by: Mrugesh Katepallewar <mrugesh.mk@xxxxxx>
>>> ---
>>> Applies on top of v3.8-rc4 of linus tree.
>>>
>>> This patch is depending on
>>> "ARM: davinci: da850: add interrupt-parent property in soc node"
>>> https://patchwork.kernel.org/patch/2044101/
>>
>>> Tested on da850-evm device.
>>>
>>> Test Procedure:
>>> date 2013.01.28-10:00:00 (usage: date[YYYY.]MM.DD-hh:mm[:ss]) hwclock 
>>> -w reset board and check system time.
>>
>> Queuing this for v3.9. The testing information above is useful and should be part of the changelog. I moved it there while committing.
>>
>> It will be nice to check the alarm functionality as well. Can you check that and let me know that works as well?
> 
> I tried to test RTC alarm using "rtcwake" command, however it is not working and returning following error 
> "rtcwake: /dev/rtc0 not enabled for wakeup events"
> This is coming because we have not registered RTC device as a wakeup source yet.

rtcwake is too much to use if the purpose is just to test the alarm
functionality.

> For checking RTC alarm interrupt, I developed one simple program which opens RTC device, set alarm and exits.
> Then by entering "cat /proc/interrupts" checked RTC interrupt count.

No need of writing your own. Simply use the one in Documentation/rtc.txt

> Using above test it confirms that RTC alarm functionality is working fine. 

Okay. Thanks for confirming.

Regards,
Sekhar
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