driver: added analog comparator driver

components/driver/analog_cmpr/include/driver/analog_cmpr.h

@@ -0,0 +1,54 @@
+/*
+ * SPDX-FileCopyrightText: 2023 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include "esp_err.h"
+
+typedef struct analog_cmpr_t *analog_cmpr_handle_t;
+typedef struct analog_cmpr_ref_voltage_t *analog_cmpr_ref_voltage_handle_t;
+
+typedef struct {
+    analog_cmpr_ref_voltage_handle_t ref_volt;
+    struct {
+        uint32_t detect_pos: 1;
+        uint32_t detect_neg: 1;
+    } flags;
+} analog_cmpr_config_t;
+
+esp_err_t analog_cmpr_new_unit(const analog_cmpr_config_t *config, analog_cmpr_handle_t *ret_cmpr);
+
+typedef struct {
+    float ref_voltage;
+} analog_cmpr_internal_ref_voltage_config_t;
+
+typedef struct {
+    int ref_volt_gpio_num;
+} analog_cmpr_gpio_ref_voltage_config_t;
+
+esp_err_t analog_cmpr_new_gpio_ref_voltage(const analog_cmpr_gpio_ref_voltage_config_t *config, analog_cmpr_ref_voltage_handle_t *ret_ref_volt);
+
+esp_err_t analog_cmpr_new_internal_ref_voltage(const analog_cmpr_internal_ref_voltage_config_t *config, analog_cmpr_ref_voltage_handle_t *ret_ref_volt);
+
+typedef struct {
+
+} analog_cmpr_cross_event_data_t;
+
+typedef bool (*analog_cmpr_cross_cb_t) (analog_cmpr_handle_t cmpr, const analog_cmpr_cross_event_data_t *edata, void *user_ctx);
+
+typedef struct {
+    analog_cmpr_cross_cb_t on_cross;
+} analog_cmpr_event_callbacks_t;
+
+esp_err_t analog_cmpr_register_event_callbacks(analog_cmpr_handle_t cmpr, const analog_cmpr_event_callbacks_t *cbs, void *user_data);
+
+typedef struct {
+
+} analog_cmpr_debounce_filter_config_t;
+
+esp_err_t analog_cmpr_set_debounce_filter(analog_cmpr_handle_t cmpr, const analog_cmpr_debounce_filter_config_t *config);
+
+esp_err_t analog_cmpr_enable(analog_cmpr_handle_t cmpr);
+esp_err_t analog_cmpr_disable(analog_cmpr_handle_t cmpr);