diff --git a/components/driver/include/driver/rtc_io.h b/components/driver/include/driver/rtc_io.h index 3a27a34765..65de941a44 100644 --- a/components/driver/include/driver/rtc_io.h +++ b/components/driver/include/driver/rtc_io.h @@ -38,7 +38,8 @@ typedef struct { uint32_t pulldown; /*!< Mask of pulldown enable */ uint32_t slpsel; /*!< If slpsel bit is set, slpie will be used as pad input enabled signal in sleep mode */ uint32_t slpie; /*!< Mask of input enable in sleep mode */ - uint32_t hold; /*!< Mask of hold_force bit for RTC IO in RTC_CNTL_HOLD_FORCE_REG */ + uint32_t hold; /*!< Mask of hold enable */ + uint32_t hold_force;/*!< Mask of hold_force bit for RTC IO in RTC_CNTL_HOLD_FORCE_REG */ int rtc_num; /*!< RTC IO number, or -1 if not an RTC GPIO */ } rtc_gpio_desc_t; @@ -192,15 +193,44 @@ esp_err_t rtc_gpio_pullup_dis(gpio_num_t gpio_num); esp_err_t rtc_gpio_pulldown_dis(gpio_num_t gpio_num); /** - * @brief Disable "hold" signal for all RTC IOs + * @brief Enable hold function on an RTC IO pad * - * Each RTC pad has a "hold" input signal from the RTC controller. - * If hold signal is set, pad latches current values of input enable, + * Enabling HOLD function will cause the pad to latch current values of + * input enable, output enable, output value, function, drive strength values. + * This function is useful when going into light or deep sleep mode to prevent + * the pin configuration from changing. + * + * @param gpio_num GPIO number (e.g. GPIO_NUM_12) + * @return + * - ESP_OK Success + * - ESP_ERR_INVALID_ARG GPIO is not an RTC IO + */ +esp_err_t rtc_gpio_hold_en(gpio_num_t gpio_num); + +/** + * @brief Disable hold function on an RTC IO pad + * + * Disabling hold function will allow the pad receive the values of + * input enable, output enable, output value, function, drive strength from + * RTC_IO peripheral. + * + * @param gpio_num GPIO number (e.g. GPIO_NUM_12) + * @return + * - ESP_OK Success + * - ESP_ERR_INVALID_ARG GPIO is not an RTC IO + */ +esp_err_t rtc_gpio_hold_dis(gpio_num_t gpio_num); + +/** + * @brief Disable force hold signal for all RTC IOs + * + * Each RTC pad has a "force hold" input signal from the RTC controller. + * If this signal is set, pad latches current values of input enable, * function, output enable, and other signals which come from the RTC mux. - * Hold signal is enabled before going into deep sleep for pins which + * Force hold signal is enabled before going into deep sleep for pins which * are used for EXT1 wakeup. */ -void rtc_gpio_unhold_all(); +void rtc_gpio_force_hold_dis_all(); #ifdef __cplusplus diff --git a/components/driver/rtc_module.c b/components/driver/rtc_module.c index 2a8204db9d..60c5d6c894 100644 --- a/components/driver/rtc_module.c +++ b/components/driver/rtc_module.c @@ -42,46 +42,46 @@ static xSemaphoreHandle rtc_touch_sem = NULL; //Reg,Mux,Fun,IE,Up,Down,Rtc_number const rtc_gpio_desc_t rtc_gpio_desc[GPIO_PIN_COUNT] = { - {RTC_IO_TOUCH_PAD1_REG, RTC_IO_TOUCH_PAD1_MUX_SEL_M, RTC_IO_TOUCH_PAD1_FUN_SEL_S, RTC_IO_TOUCH_PAD1_FUN_IE_M, RTC_IO_TOUCH_PAD1_RUE_M, RTC_IO_TOUCH_PAD1_RDE_M, RTC_IO_TOUCH_PAD1_SLP_SEL_M, RTC_IO_TOUCH_PAD1_SLP_IE_M, RTC_CNTL_TOUCH_PAD1_HOLD_FORCE_M, 11}, //0 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //1 - {RTC_IO_TOUCH_PAD2_REG, RTC_IO_TOUCH_PAD2_MUX_SEL_M, RTC_IO_TOUCH_PAD2_FUN_SEL_S, RTC_IO_TOUCH_PAD2_FUN_IE_M, RTC_IO_TOUCH_PAD2_RUE_M, RTC_IO_TOUCH_PAD2_RDE_M, RTC_IO_TOUCH_PAD2_SLP_SEL_M, RTC_IO_TOUCH_PAD2_SLP_IE_M, RTC_CNTL_TOUCH_PAD2_HOLD_FORCE_M, 12}, //2 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //3 - {RTC_IO_TOUCH_PAD0_REG, RTC_IO_TOUCH_PAD0_MUX_SEL_M, RTC_IO_TOUCH_PAD0_FUN_SEL_S, RTC_IO_TOUCH_PAD0_FUN_IE_M, RTC_IO_TOUCH_PAD0_RUE_M, RTC_IO_TOUCH_PAD0_RDE_M, RTC_IO_TOUCH_PAD0_SLP_SEL_M, RTC_IO_TOUCH_PAD0_SLP_IE_M, RTC_CNTL_TOUCH_PAD0_HOLD_FORCE_M, 10}, //4 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //5 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //6 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //7 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //8 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //9 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //10 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //11 - {RTC_IO_TOUCH_PAD5_REG, RTC_IO_TOUCH_PAD5_MUX_SEL_M, RTC_IO_TOUCH_PAD5_FUN_SEL_S, RTC_IO_TOUCH_PAD5_FUN_IE_M, RTC_IO_TOUCH_PAD5_RUE_M, RTC_IO_TOUCH_PAD5_RDE_M, RTC_IO_TOUCH_PAD5_SLP_SEL_M, RTC_IO_TOUCH_PAD5_SLP_IE_M, RTC_CNTL_TOUCH_PAD5_HOLD_FORCE_M, 15}, //12 - {RTC_IO_TOUCH_PAD4_REG, RTC_IO_TOUCH_PAD4_MUX_SEL_M, RTC_IO_TOUCH_PAD4_FUN_SEL_S, RTC_IO_TOUCH_PAD4_FUN_IE_M, RTC_IO_TOUCH_PAD4_RUE_M, RTC_IO_TOUCH_PAD4_RDE_M, RTC_IO_TOUCH_PAD4_SLP_SEL_M, RTC_IO_TOUCH_PAD4_SLP_IE_M, RTC_CNTL_TOUCH_PAD4_HOLD_FORCE_M, 14}, //13 - {RTC_IO_TOUCH_PAD6_REG, RTC_IO_TOUCH_PAD6_MUX_SEL_M, RTC_IO_TOUCH_PAD6_FUN_SEL_S, RTC_IO_TOUCH_PAD6_FUN_IE_M, RTC_IO_TOUCH_PAD6_RUE_M, RTC_IO_TOUCH_PAD6_RDE_M, RTC_IO_TOUCH_PAD6_SLP_SEL_M, RTC_IO_TOUCH_PAD6_SLP_IE_M, RTC_CNTL_TOUCH_PAD6_HOLD_FORCE_M, 16}, //14 - {RTC_IO_TOUCH_PAD3_REG, RTC_IO_TOUCH_PAD3_MUX_SEL_M, RTC_IO_TOUCH_PAD3_FUN_SEL_S, RTC_IO_TOUCH_PAD3_FUN_IE_M, RTC_IO_TOUCH_PAD3_RUE_M, RTC_IO_TOUCH_PAD3_RDE_M, RTC_IO_TOUCH_PAD3_SLP_SEL_M, RTC_IO_TOUCH_PAD3_SLP_IE_M, RTC_CNTL_TOUCH_PAD3_HOLD_FORCE_M, 13}, //15 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //16 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //17 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //18 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //19 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //20 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //21 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //22 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //23 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //24 - {RTC_IO_PAD_DAC1_REG, RTC_IO_PDAC1_MUX_SEL_M, RTC_IO_PDAC1_FUN_SEL_S, RTC_IO_PDAC1_FUN_IE_M, RTC_IO_PDAC1_RUE_M, RTC_IO_PDAC1_RDE_M, RTC_IO_PDAC1_SLP_SEL_M, RTC_IO_PDAC1_SLP_IE_M, RTC_CNTL_PDAC1_HOLD_FORCE_M, 6}, //25 - {RTC_IO_PAD_DAC2_REG, RTC_IO_PDAC2_MUX_SEL_M, RTC_IO_PDAC2_FUN_SEL_S, RTC_IO_PDAC2_FUN_IE_M, RTC_IO_PDAC2_RUE_M, RTC_IO_PDAC2_RDE_M, RTC_IO_PDAC2_SLP_SEL_M, RTC_IO_PDAC2_SLP_IE_M, RTC_CNTL_PDAC1_HOLD_FORCE_M, 7}, //26 - {RTC_IO_TOUCH_PAD7_REG, RTC_IO_TOUCH_PAD7_MUX_SEL_M, RTC_IO_TOUCH_PAD7_FUN_SEL_S, RTC_IO_TOUCH_PAD7_FUN_IE_M, RTC_IO_TOUCH_PAD7_RUE_M, RTC_IO_TOUCH_PAD7_RDE_M, RTC_IO_TOUCH_PAD7_SLP_SEL_M, RTC_IO_TOUCH_PAD7_SLP_IE_M, RTC_CNTL_TOUCH_PAD7_HOLD_FORCE_M, 17}, //27 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //28 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //29 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //30 - {0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //31 - {RTC_IO_XTAL_32K_PAD_REG, RTC_IO_X32P_MUX_SEL_M, RTC_IO_X32P_FUN_SEL_S, RTC_IO_X32P_FUN_IE_M, RTC_IO_X32P_RUE_M, RTC_IO_X32P_RDE_M, RTC_IO_X32P_SLP_SEL_M, RTC_IO_X32P_SLP_IE_M, RTC_CNTL_X32P_HOLD_FORCE_M, 9}, //32 - {RTC_IO_XTAL_32K_PAD_REG, RTC_IO_X32N_MUX_SEL_M, RTC_IO_X32N_FUN_SEL_S, RTC_IO_X32N_FUN_IE_M, RTC_IO_X32N_RUE_M, RTC_IO_X32N_RDE_M, RTC_IO_X32N_SLP_SEL_M, RTC_IO_X32N_SLP_IE_M, RTC_CNTL_X32N_HOLD_FORCE_M, 8}, //33 - {RTC_IO_ADC_PAD_REG, RTC_IO_ADC1_MUX_SEL_M, RTC_IO_ADC1_FUN_SEL_S, RTC_IO_ADC1_FUN_IE_M, 0, 0, RTC_IO_ADC1_SLP_SEL_M, RTC_IO_ADC1_SLP_IE_M, RTC_CNTL_ADC1_HOLD_FORCE_M, 4}, //34 - {RTC_IO_ADC_PAD_REG, RTC_IO_ADC2_MUX_SEL_M, RTC_IO_ADC2_FUN_SEL_S, RTC_IO_ADC2_FUN_IE_M, 0, 0, RTC_IO_ADC2_SLP_SEL_M, RTC_IO_ADC2_SLP_IE_M, RTC_CNTL_ADC2_HOLD_FORCE_M, 5}, //35 - {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE1_MUX_SEL_M, RTC_IO_SENSE1_FUN_SEL_S, RTC_IO_SENSE1_FUN_IE_M, 0, 0, RTC_IO_SENSE1_SLP_SEL_M, RTC_IO_SENSE1_SLP_IE_M, RTC_CNTL_SENSE1_HOLD_FORCE_M, 0}, //36 - {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE2_MUX_SEL_M, RTC_IO_SENSE2_FUN_SEL_S, RTC_IO_SENSE2_FUN_IE_M, 0, 0, RTC_IO_SENSE2_SLP_SEL_M, RTC_IO_SENSE2_SLP_IE_M, RTC_CNTL_SENSE2_HOLD_FORCE_M, 1}, //37 - {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE3_MUX_SEL_M, RTC_IO_SENSE3_FUN_SEL_S, RTC_IO_SENSE3_FUN_IE_M, 0, 0, RTC_IO_SENSE3_SLP_SEL_M, RTC_IO_SENSE3_SLP_IE_M, RTC_CNTL_SENSE3_HOLD_FORCE_M, 2}, //38 - {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE4_MUX_SEL_M, RTC_IO_SENSE4_FUN_SEL_S, RTC_IO_SENSE4_FUN_IE_M, 0, 0, RTC_IO_SENSE4_SLP_SEL_M, RTC_IO_SENSE4_SLP_IE_M, RTC_CNTL_SENSE4_HOLD_FORCE_M, 3}, //39 + {RTC_IO_TOUCH_PAD1_REG, RTC_IO_TOUCH_PAD1_MUX_SEL_M, RTC_IO_TOUCH_PAD1_FUN_SEL_S, RTC_IO_TOUCH_PAD1_FUN_IE_M, RTC_IO_TOUCH_PAD1_RUE_M, RTC_IO_TOUCH_PAD1_RDE_M, RTC_IO_TOUCH_PAD1_SLP_SEL_M, RTC_IO_TOUCH_PAD1_SLP_IE_M, RTC_IO_TOUCH_PAD1_HOLD_M, RTC_CNTL_TOUCH_PAD1_HOLD_FORCE_M, 11}, //0 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //1 + {RTC_IO_TOUCH_PAD2_REG, RTC_IO_TOUCH_PAD2_MUX_SEL_M, RTC_IO_TOUCH_PAD2_FUN_SEL_S, RTC_IO_TOUCH_PAD2_FUN_IE_M, RTC_IO_TOUCH_PAD2_RUE_M, RTC_IO_TOUCH_PAD2_RDE_M, RTC_IO_TOUCH_PAD2_SLP_SEL_M, RTC_IO_TOUCH_PAD2_SLP_IE_M, RTC_IO_TOUCH_PAD2_HOLD_M, RTC_CNTL_TOUCH_PAD2_HOLD_FORCE_M, 12}, //2 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //3 + {RTC_IO_TOUCH_PAD0_REG, RTC_IO_TOUCH_PAD0_MUX_SEL_M, RTC_IO_TOUCH_PAD0_FUN_SEL_S, RTC_IO_TOUCH_PAD0_FUN_IE_M, RTC_IO_TOUCH_PAD0_RUE_M, RTC_IO_TOUCH_PAD0_RDE_M, RTC_IO_TOUCH_PAD0_SLP_SEL_M, RTC_IO_TOUCH_PAD0_SLP_IE_M, RTC_IO_TOUCH_PAD0_HOLD_M, RTC_CNTL_TOUCH_PAD0_HOLD_FORCE_M, 10}, //4 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //5 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //6 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //7 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //8 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //9 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //10 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //11 + {RTC_IO_TOUCH_PAD5_REG, RTC_IO_TOUCH_PAD5_MUX_SEL_M, RTC_IO_TOUCH_PAD5_FUN_SEL_S, RTC_IO_TOUCH_PAD5_FUN_IE_M, RTC_IO_TOUCH_PAD5_RUE_M, RTC_IO_TOUCH_PAD5_RDE_M, RTC_IO_TOUCH_PAD5_SLP_SEL_M, RTC_IO_TOUCH_PAD5_SLP_IE_M, RTC_IO_TOUCH_PAD5_HOLD_M, RTC_CNTL_TOUCH_PAD5_HOLD_FORCE_M, 15}, //12 + {RTC_IO_TOUCH_PAD4_REG, RTC_IO_TOUCH_PAD4_MUX_SEL_M, RTC_IO_TOUCH_PAD4_FUN_SEL_S, RTC_IO_TOUCH_PAD4_FUN_IE_M, RTC_IO_TOUCH_PAD4_RUE_M, RTC_IO_TOUCH_PAD4_RDE_M, RTC_IO_TOUCH_PAD4_SLP_SEL_M, RTC_IO_TOUCH_PAD4_SLP_IE_M, RTC_IO_TOUCH_PAD4_HOLD_M, RTC_CNTL_TOUCH_PAD4_HOLD_FORCE_M, 14}, //13 + {RTC_IO_TOUCH_PAD6_REG, RTC_IO_TOUCH_PAD6_MUX_SEL_M, RTC_IO_TOUCH_PAD6_FUN_SEL_S, RTC_IO_TOUCH_PAD6_FUN_IE_M, RTC_IO_TOUCH_PAD6_RUE_M, RTC_IO_TOUCH_PAD6_RDE_M, RTC_IO_TOUCH_PAD6_SLP_SEL_M, RTC_IO_TOUCH_PAD6_SLP_IE_M, RTC_IO_TOUCH_PAD6_HOLD_M, RTC_CNTL_TOUCH_PAD6_HOLD_FORCE_M, 16}, //14 + {RTC_IO_TOUCH_PAD3_REG, RTC_IO_TOUCH_PAD3_MUX_SEL_M, RTC_IO_TOUCH_PAD3_FUN_SEL_S, RTC_IO_TOUCH_PAD3_FUN_IE_M, RTC_IO_TOUCH_PAD3_RUE_M, RTC_IO_TOUCH_PAD3_RDE_M, RTC_IO_TOUCH_PAD3_SLP_SEL_M, RTC_IO_TOUCH_PAD3_SLP_IE_M, RTC_IO_TOUCH_PAD3_HOLD_M, RTC_CNTL_TOUCH_PAD3_HOLD_FORCE_M, 13}, //15 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //16 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //17 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //18 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //19 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //20 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //21 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //22 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //23 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //24 + {RTC_IO_PAD_DAC1_REG, RTC_IO_PDAC1_MUX_SEL_M, RTC_IO_PDAC1_FUN_SEL_S, RTC_IO_PDAC1_FUN_IE_M, RTC_IO_PDAC1_RUE_M, RTC_IO_PDAC1_RDE_M, RTC_IO_PDAC1_SLP_SEL_M, RTC_IO_PDAC1_SLP_IE_M, RTC_IO_PDAC1_HOLD_M, RTC_CNTL_PDAC1_HOLD_FORCE_M, 6}, //25 + {RTC_IO_PAD_DAC2_REG, RTC_IO_PDAC2_MUX_SEL_M, RTC_IO_PDAC2_FUN_SEL_S, RTC_IO_PDAC2_FUN_IE_M, RTC_IO_PDAC2_RUE_M, RTC_IO_PDAC2_RDE_M, RTC_IO_PDAC2_SLP_SEL_M, RTC_IO_PDAC2_SLP_IE_M, RTC_IO_PDAC2_HOLD_M, RTC_CNTL_PDAC1_HOLD_FORCE_M, 7}, //26 + {RTC_IO_TOUCH_PAD7_REG, RTC_IO_TOUCH_PAD7_MUX_SEL_M, RTC_IO_TOUCH_PAD7_FUN_SEL_S, RTC_IO_TOUCH_PAD7_FUN_IE_M, RTC_IO_TOUCH_PAD7_RUE_M, RTC_IO_TOUCH_PAD7_RDE_M, RTC_IO_TOUCH_PAD7_SLP_SEL_M, RTC_IO_TOUCH_PAD7_SLP_IE_M, RTC_IO_TOUCH_PAD7_HOLD_M, RTC_CNTL_TOUCH_PAD7_HOLD_FORCE_M, 17}, //27 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //28 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //29 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //30 + {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1}, //31 + {RTC_IO_XTAL_32K_PAD_REG, RTC_IO_X32P_MUX_SEL_M, RTC_IO_X32P_FUN_SEL_S, RTC_IO_X32P_FUN_IE_M, RTC_IO_X32P_RUE_M, RTC_IO_X32P_RDE_M, RTC_IO_X32P_SLP_SEL_M, RTC_IO_X32P_SLP_IE_M, RTC_IO_X32P_HOLD_M, RTC_CNTL_X32P_HOLD_FORCE_M, 9}, //32 + {RTC_IO_XTAL_32K_PAD_REG, RTC_IO_X32N_MUX_SEL_M, RTC_IO_X32N_FUN_SEL_S, RTC_IO_X32N_FUN_IE_M, RTC_IO_X32N_RUE_M, RTC_IO_X32N_RDE_M, RTC_IO_X32N_SLP_SEL_M, RTC_IO_X32N_SLP_IE_M, RTC_IO_X32N_HOLD_M, RTC_CNTL_X32N_HOLD_FORCE_M, 8}, //33 + {RTC_IO_ADC_PAD_REG, RTC_IO_ADC1_MUX_SEL_M, RTC_IO_ADC1_FUN_SEL_S, RTC_IO_ADC1_FUN_IE_M, 0, 0, RTC_IO_ADC1_SLP_SEL_M, RTC_IO_ADC1_SLP_IE_M, RTC_IO_ADC1_HOLD_M, RTC_CNTL_ADC1_HOLD_FORCE_M, 4}, //34 + {RTC_IO_ADC_PAD_REG, RTC_IO_ADC2_MUX_SEL_M, RTC_IO_ADC2_FUN_SEL_S, RTC_IO_ADC2_FUN_IE_M, 0, 0, RTC_IO_ADC2_SLP_SEL_M, RTC_IO_ADC2_SLP_IE_M, RTC_IO_ADC1_HOLD_M, RTC_CNTL_ADC2_HOLD_FORCE_M, 5}, //35 + {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE1_MUX_SEL_M, RTC_IO_SENSE1_FUN_SEL_S, RTC_IO_SENSE1_FUN_IE_M, 0, 0, RTC_IO_SENSE1_SLP_SEL_M, RTC_IO_SENSE1_SLP_IE_M, RTC_IO_SENSE1_HOLD_M, RTC_CNTL_SENSE1_HOLD_FORCE_M, 0}, //36 + {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE2_MUX_SEL_M, RTC_IO_SENSE2_FUN_SEL_S, RTC_IO_SENSE2_FUN_IE_M, 0, 0, RTC_IO_SENSE2_SLP_SEL_M, RTC_IO_SENSE2_SLP_IE_M, RTC_IO_SENSE1_HOLD_M, RTC_CNTL_SENSE2_HOLD_FORCE_M, 1}, //37 + {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE3_MUX_SEL_M, RTC_IO_SENSE3_FUN_SEL_S, RTC_IO_SENSE3_FUN_IE_M, 0, 0, RTC_IO_SENSE3_SLP_SEL_M, RTC_IO_SENSE3_SLP_IE_M, RTC_IO_SENSE1_HOLD_M, RTC_CNTL_SENSE3_HOLD_FORCE_M, 2}, //38 + {RTC_IO_SENSOR_PADS_REG, RTC_IO_SENSE4_MUX_SEL_M, RTC_IO_SENSE4_FUN_SEL_S, RTC_IO_SENSE4_FUN_IE_M, 0, 0, RTC_IO_SENSE4_SLP_SEL_M, RTC_IO_SENSE4_SLP_IE_M, RTC_IO_SENSE1_HOLD_M, RTC_CNTL_SENSE4_HOLD_FORCE_M, 3}, //39 }; /*--------------------------------------------------------------- @@ -207,7 +207,7 @@ esp_err_t rtc_gpio_pullup_en(gpio_num_t gpio_num) { //this is a digital pad if (rtc_gpio_desc[gpio_num].pullup == 0) { - return ESP_FAIL; + return ESP_ERR_INVALID_ARG; } //this is a rtc pad @@ -222,7 +222,7 @@ esp_err_t rtc_gpio_pulldown_en(gpio_num_t gpio_num) { //this is a digital pad if (rtc_gpio_desc[gpio_num].pulldown == 0) { - return ESP_FAIL; + return ESP_ERR_INVALID_ARG; } //this is a rtc pad @@ -237,7 +237,7 @@ esp_err_t rtc_gpio_pullup_dis(gpio_num_t gpio_num) { //this is a digital pad if ( rtc_gpio_desc[gpio_num].pullup == 0 ) { - return ESP_FAIL; + return ESP_ERR_INVALID_ARG; } //this is a rtc pad @@ -252,7 +252,7 @@ esp_err_t rtc_gpio_pulldown_dis(gpio_num_t gpio_num) { //this is a digital pad if (rtc_gpio_desc[gpio_num].pulldown == 0) { - return ESP_FAIL; + return ESP_ERR_INVALID_ARG; } //this is a rtc pad @@ -263,12 +263,37 @@ esp_err_t rtc_gpio_pulldown_dis(gpio_num_t gpio_num) return ESP_OK; } -void rtc_gpio_unhold_all() +esp_err_t rtc_gpio_hold_en(gpio_num_t gpio_num) +{ + // check if an RTC IO + if (rtc_gpio_desc[gpio_num].pullup == 0) { + return ESP_ERR_INVALID_ARG; + } + portENTER_CRITICAL(&rtc_spinlock); + SET_PERI_REG_MASK(rtc_gpio_desc[gpio_num].reg, rtc_gpio_desc[gpio_num].hold); + portEXIT_CRITICAL(&rtc_spinlock); + return ESP_OK; +} + +esp_err_t rtc_gpio_hold_dis(gpio_num_t gpio_num) +{ + // check if an RTC IO + if (rtc_gpio_desc[gpio_num].pullup == 0) { + return ESP_ERR_INVALID_ARG; + } + portENTER_CRITICAL(&rtc_spinlock); + CLEAR_PERI_REG_MASK(rtc_gpio_desc[gpio_num].reg, rtc_gpio_desc[gpio_num].hold); + portEXIT_CRITICAL(&rtc_spinlock); + return ESP_OK; +} + + +void rtc_gpio_force_hold_dis_all() { for (int gpio = 0; gpio < GPIO_PIN_COUNT; ++gpio) { const rtc_gpio_desc_t* desc = &rtc_gpio_desc[gpio]; - if (desc->hold != 0) { - REG_CLR_BIT(RTC_CNTL_HOLD_FORCE_REG, desc->hold); + if (desc->hold_force != 0) { + REG_CLR_BIT(RTC_CNTL_HOLD_FORCE_REG, desc->hold_force); } } } diff --git a/components/esp32/cpu_start.c b/components/esp32/cpu_start.c index 2dbfffd5a2..495a178034 100644 --- a/components/esp32/cpu_start.c +++ b/components/esp32/cpu_start.c @@ -185,7 +185,7 @@ void start_cpu0_default(void) #if CONFIG_BROWNOUT_DET esp_brownout_init(); #endif - rtc_gpio_unhold_all(); + rtc_gpio_force_hold_dis_all(); esp_setup_time_syscalls(); esp_vfs_dev_uart_register(); esp_reent_init(_GLOBAL_REENT); diff --git a/components/esp32/deep_sleep.c b/components/esp32/deep_sleep.c index 55e92a05e0..d1666affea 100644 --- a/components/esp32/deep_sleep.c +++ b/components/esp32/deep_sleep.c @@ -291,7 +291,7 @@ static void ext1_wakeup_prepare() REG_SET_BIT(desc->reg, desc->ie); REG_CLR_BIT(desc->reg, desc->pulldown); REG_CLR_BIT(desc->reg, desc->pullup); - REG_SET_BIT(RTC_CNTL_HOLD_FORCE_REG, desc->hold); + REG_SET_BIT(RTC_CNTL_HOLD_FORCE_REG, desc->hold_force); } // Keep track of pins which are processed to bail out early rtc_gpio_mask &= ~BIT(rtc_pin);