feat(sd): added power control driver and implementation layer with ldo

components/sdmmc/include/sd_pwr_ctrl.h

@@ -0,0 +1,31 @@
+/*
+ * SPDX-FileCopyrightText: 2024 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#pragma once
+
+#include "esp_err.h"
+#include "esp_bit_defs.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief SD power control handle
+ */
+typedef struct sd_pwr_ctrl_drv_t *sd_pwr_ctrl_handle_t;
+
+/**
+ * @brief Set SD IO voltage by a registered SD power control driver handle
+ *
+ * @param[in] handle      SD power control driver handle
+ * @param[in] voltage_mv  Voltage in mV
+ */
+esp_err_t sd_pwr_ctrl_set_io_voltage(sd_pwr_ctrl_handle_t handle, int voltage_mv);
+
+#ifdef __cplusplus
+}
+#endif