Ivan Grokhotkov 05a0fbd49b soc/rtc: add a function to wait for slow clock cycle ... Some RTC features are synchronized to RTC_SLOW_CLK, so sometimes software needs to wait for the next slow clock cycle. This function implements waiting using Timer Group clock calibration feature.		2017-10-26 19:53:53 +08:00
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soc	soc/rtc: add a function to wait for slow clock cycle	2017-10-26 19:53:53 +08:00