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feat(adc): support ADC calibration on ESP32P4

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gaoxu
2025-01-06 11:04:29 +08:00
committed by Gao Xu
parent bc9c799a2d
commit ee04b19643
13 changed files with 432 additions and 90 deletions
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15
components/bootloader_support/src/bootloader_random_esp32p4.c
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@@ -30,8 +30,8 @@ static void adc1_fix_initcode_set(uint32_t initcode_value)
{
uint32_t msb = initcode_value >> 8;
uint32_t lsb = initcode_value & 0xff;
REGI2C_WRITE_MASK(I2C_SAR_ADC, I2C_SAR_ADC_SAR1_INIT_CODE_MSB, msb);
REGI2C_WRITE_MASK(I2C_SAR_ADC, I2C_SAR_ADC_SAR1_INIT_CODE_LSB, lsb);
REGI2C_WRITE_MASK(I2C_SAR_ADC, ADC_SAR1_INITIAL_CODE_HIGH_ADDR, msb);
REGI2C_WRITE_MASK(I2C_SAR_ADC, ADC_SAR1_INITIAL_CODE_LOW_ADDR, lsb);
}
//total 4 tables
@@ -94,15 +94,8 @@ void bootloader_random_enable(void)
void bootloader_random_disable(void)
{
//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, ADC_SAR1_INITIAL_CODE_LOW_ADDR, 0);
REGI2C_WRITE_MASK(I2C_SAR_ADC, ADC_SAR1_INITIAL_CODE_HIGH_ADDR, 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);
}