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fix rtc mem load err(since the voltage of rtc regulator is too low)

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This commit is contained in:
jingli 2022-04-21 23:38:16 +08:00
parent cecea95b32
commit 252a4eceb4
1 changed files with 1 additions and 0 deletions
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1
components/esp_hw_support/port/esp32s3/rtc_clk.c
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@ -309,6 +309,7 @@ static void rtc_clk_cpu_freq_to_pll_mhz(int cpu_freq_mhz)
ESP_HW_LOGE(TAG, "invalid frequency");
}
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_DIG_DREG, dbias);
REGI2C_WRITE_MASK(I2C_DIG_REG, I2C_DIG_REG_EXT_RTC_DREG, dbias);
wait_dig_dbias_valid(2);
REG_SET_FIELD(SYSTEM_CPU_PER_CONF_REG, SYSTEM_CPUPERIOD_SEL, per_conf);
REG_SET_FIELD(SYSTEM_SYSCLK_CONF_REG, SYSTEM_PRE_DIV_CNT, 0);