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brownout: Disable the hardware BOD when BOD interrupt is enabled

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This commit is contained in:
Cao Sen Miao 2023-04-13 18:54:14 +08:00
parent 67f6b668bd
commit e2925cde68
5 changed files with 15 additions and 1 deletions
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8
components/esp_system/README.md
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@ -26,4 +26,10 @@ If persistence is enabled, RTC time is also used in conjuction with system time.
4. RTC time (`esp_rtc_get_time_us`)
Time read from RTC timer.
Time read from RTC timer.
### Brownout
on some boards, we name BOD1 as ana_bod, to unify the usage, using BOD1 in following passage.
BOD1 will be a little faster then BOD0, but BOD0 can be widely used(can reset rf, flash, or using interrupt, etc.) So, in IDF code, we use BOD1 in bootloader and BOD0 in the app.

2
components/hal/esp32c2/brownout_hal.c
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@ -24,6 +24,8 @@ void brownout_hal_config(const brownout_hal_config_t *cfg)
.ena = cfg->enabled,
.rst_sel = 1,
};
// If brownout software control is enabled, hw ana reset should be disabled, because it always has the highest priority.
RTCCNTL.brown_out.ana_rst_en = false;
RTCCNTL.brown_out = brown_out_reg;
}

2
components/hal/esp32c3/brownout_hal.c
View File

@ -23,6 +23,8 @@ void brownout_hal_config(const brownout_hal_config_t *cfg)
.ena = cfg->enabled,
.rst_sel = 1,
};
// If brownout software control is enabled, hw ana reset should be disabled, because it always has the highest priority.
RTCCNTL.brown_out.ana_rst_en = false;
RTCCNTL.brown_out = brown_out_reg;
}

2
components/hal/esp32h2/brownout_hal.c
View File

@ -25,6 +25,8 @@ void brownout_hal_config(const brownout_hal_config_t *cfg)
.ena = cfg->enabled,
.rst_sel = 1,
};
// If brownout software control is enabled, hw ana reset should be disabled, because it always has the highest priority.
RTCCNTL.brown_out.ana_rst_en = false;
RTCCNTL.brown_out = brown_out_reg;
}

2
components/hal/esp32s3/brownout_hal.c
View File

@ -25,6 +25,8 @@ void brownout_hal_config(const brownout_hal_config_t *cfg)
.ena = cfg->enabled,
.rst_sel = 1,
};
// If brownout software control is enabled, hw ana reset should be disabled, because it always has the highest priority.
RTCCNTL.brown_out.ana_rst_en = false;
RTCCNTL.brown_out = brown_out_reg;
}