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soc/rtc: allow main XTAL to be powered on in sleep

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This commit is contained in:
Ivan Grokhotkov
2018-04-03 18:15:59 +08:00
parent 3c78faa0a9
commit b0a91630fb
2 changed files with 5 additions and 0 deletions
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2
components/soc/esp32/rtc_sleep.c
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@@ -185,6 +185,8 @@ void rtc_sleep_init(rtc_sleep_config_t cfg)
REG_SET_FIELD(RTC_CNTL_BIAS_CONF_REG, RTC_CNTL_DBG_ATTEN, 0);
}
REG_SET_FIELD(RTC_CNTL_OPTIONS0_REG, RTC_CNTL_XTL_FORCE_PU, cfg.xtal_fpu);
/* enable VDDSDIO control by state machine */
REG_CLR_BIT(RTC_CNTL_SDIO_CONF_REG, RTC_CNTL_SDIO_FORCE);
REG_SET_FIELD(RTC_CNTL_SDIO_CONF_REG, RTC_CNTL_SDIO_PD_EN, cfg.vddsdio_pd_en);