Re: [PATCH v2 2/2] rtc: sprd: Add Spreadtrum RTC driver

From: Baolin Wang
Date: Wed Nov 08 2017 - 20:53:09 EST


Hi Alexandre,

On 9 November 2017 at 09:26, Alexandre Belloni
<alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote:
> Hi,
>
> On 08/11/2017 at 17:16:15 +0800, Baolin Wang wrote:
>> +static int sprd_rtc_read_time(struct device *dev, struct rtc_time *tm)
>> +{
>> + struct sprd_rtc *rtc = dev_get_drvdata(dev);
>> + time64_t secs;
>> + int ret;
>> +
>
> I would have expected a check for SPRD_RTC_POWER_RESET_FLAG here.

Actually I want to create one separate patch to add this feature. But
like you suggested, I can add this checking in here in next version.
Thanks for your suggestion.

>
>
>> + ret = sprd_rtc_get_secs(rtc, SPRD_RTC_TIME, &secs);
>> + if (ret)
>> + return ret;
>> +
>> + rtc_time64_to_tm(secs, tm);
>> + return rtc_valid_tm(tm);
>> +}
>> +
>> +static int sprd_rtc_set_time(struct device *dev, struct rtc_time *tm)
>> +{
>> + struct sprd_rtc *rtc = dev_get_drvdata(dev);
>> + time64_t secs = rtc_tm_to_time64(tm);
>> +
>
> And you need to reset SPRD_RTC_POWER_RESET_FLAG here
>
>> + return sprd_rtc_set_secs(rtc, SPRD_RTC_TIME, secs);
>> +}
>> +

--
Baolin.wang
Best Regards