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sleep: restore analog calibration registers after waking up from light sleep

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Closes https://github.com/espressif/esp-idf/issues/8287
Closes https://github.com/espressif/esp-idf/issues/7921
This commit is contained in:
Armando
2022-01-25 14:23:53 +08:00
parent 964db79c0e
commit 32afe6a498
10 changed files with 96 additions and 8 deletions
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9
components/esp_hw_support/port/esp32c3/private_include/regi2c_saradc.h
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@@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2019-2021 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2019-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@@ -77,3 +77,10 @@
#define I2C_SARADC_TSENS_DAC 0x6
#define I2C_SARADC_TSENS_DAC_MSB 3
#define I2C_SARADC_TSENS_DAC_LSB 0
/**
* Restore regi2c analog calibration related configuration registers.
* This is a workaround, and is fixed on later chips
*/
#define REGI2C_ANA_CALI_PD_WORKAROUND 1
#define REGI2C_ANA_CALI_BYTE_NUM 8

10
components/esp_hw_support/port/esp32c3/regi2c_ctrl.h
View File

@@ -82,6 +82,16 @@ void regi2c_ctrl_write_reg_mask(uint8_t block, uint8_t host_id, uint8_t reg_add,
#define REGI2C_READ(block, reg_add) \
regi2c_ctrl_read_reg(block, block##_HOSTID, reg_add)
/**
* Restore regi2c analog calibration related configuration registers.
* This is a workaround, and is fixed on later chips
*/
#if REGI2C_ANA_CALI_PD_WORKAROUND
void regi2c_analog_cali_reg_read(void);
void regi2c_analog_cali_reg_write(void);
#endif //#if ADC_CALI_PD_WORKAROUND
#ifdef __cplusplus
}
#endif