Re: [PATCH v2 2/4] rtc: Add support for the MediaTek MT2712 RTC

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On Thu, 2019-08-22 at 14:46 +0200, Alexandre Belloni wrote:
> On 22/08/2019 20:34:14+0800, Ran Bi wrote:
> > > > +	/* RTC need POWERKEY1/2 match, then goto normal work mode */
> > > > +	mt2712_writel(rtc, MT2712_POWERKEY1, MT2712_POWERKEY1_KEY);
> > > > +	mt2712_writel(rtc, MT2712_POWERKEY2, MT2712_POWERKEY2_KEY);
> > > 
> > > This should be written when setting the time after power was lost.
> > > 
> > 
> > I suppose we can move this into mt2712_rtc_read_time function's "if
> > (p1 != MT2712_POWERKEY1_KEY || p2 != MT2712_POWERKEY2_KEY)" condition
> > which will be added at next patch. We need additional flag to mark this
> > condition or another if condition in mt2712_rtc_set_time fucntion if we
> > put these code in mt2712_rtc_set_time function.
> > 
> 
> It is fine to test both in read_time and in set_time.
> 

Do you mean that we can test powerkey and then set powerkey both in
read_time and in set_time?




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