time question

[rainbowczj rainbowczj]

Hi.

I am study the time of the arm , I  have a question:

    In  the \arm\kernel\times.c . there is a function pointer int
(*set_rtc)(void).it is the hook for setting the RTC's idea of the current
time. but I can't find which function to this pointer. somebody can tell me
where I can find it and how to set the RTC. thanks!
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