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fix(adc): fix adc1 error after bootloader random

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gaoxu
2024-10-28 09:38:13 +08:00
parent 16ba8b7e4a
commit d7f7f0ad24
1 changed files with 11 additions and 3 deletions
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14
components/bootloader_support/src/bootloader_random_esp32p4.c
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@@ -100,7 +100,15 @@ void bootloader_random_disable(void)
// disable analog i2c master clock
ANALOG_CLOCK_DISABLE();
// No-op for now TODO IDF-6497
// ADC should be set to defaults here, once ADC API is implemented
// OR just keep this empty and let application continue to use RNG initialized by the bootloader
//TODO IDF-4714
// disable timer
REG_CLR_BIT(ADC_CTRL2_REG, ADC_TIMER_EN);
// Write reset value of this register
REG_WRITE(ADC_SAR1_PATT_TAB1_REG, 0xFFFFFF);
// Revert ADC I2C configuration and initial voltage source setting
REGI2C_WRITE_MASK(I2C_SAR_ADC, I2C_SAR_ADC_SAR1_INIT_CODE_MSB, 0);
REGI2C_WRITE_MASK(I2C_SAR_ADC, I2C_SAR_ADC_SAR1_INIT_CODE_LSB, 0);
REGI2C_WRITE_MASK(I2C_SAR_ADC, I2C_SAR_ADC_ENT_VDD_GRP1, 0);
REGI2C_WRITE_MASK(I2C_SAR_ADC, I2C_SAR_ADC_DTEST_VDD_GRP1, 0);
}