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feat(adc): support ADC calibration on ESP32P4

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This commit is contained in:
gaoxu
2025-01-06 11:04:29 +08:00
parent cfa487b4e0
commit 1b49a1674e
13 changed files with 433 additions and 90 deletions
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16
components/bootloader_support/src/bootloader_random_esp32p4.c
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2023-2024 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2023-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -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
@@ -100,14 +100,8 @@ void bootloader_random_disable(void)
// disable analog i2c master clock
ANALOG_CLOCK_DISABLE();
//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);