e2p_device_i2c.h

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/*
 * Copyright (c) 2025 HPMicro
 *
 * SPDX-License-Identifier: BSD-3-Clause
 *
 */
 
#ifndef _E2P_DEVICE_I2C_H
#define _E2P_DEVICE_I2C_H
 
#include "board.h"
#include "hpm_i2c_drv.h"
#include "eeprom_device.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define HPM_E2P_I2C_DEV_ADDR(family_id, custom_id) ((uint8_t)(family_id) | (uint8_t)(custom_id))
#define HPM_E2P_I2C_ADD_CUSTOM_ID_TO_DEV_ID(dev_id, custom_id) ((((uint32_t)(custom_id)) << 16) | ((uint32_t)(dev_id)))
 
typedef struct {
    I2C_Type *base;                     /* I2C base address */
    uint32_t (*clock_init)(I2C_Type *ptr); /* Function to initialize I2C clock */
    void (*pin_init)(void);                 /* Function to initialize I2C pins */
} e2p_device_i2c_host_config_t;
 
typedef struct {
    uint32_t dev_addr;      /* Device i2c address */
    uint32_t addr_bytes;   /* Number of address bytes */
    uint32_t page_size;   /* Page size in bytes */
    uint32_t timeout;     /* Write cycle timeout in milliseconds */
    uint8_t borrow_bits; /* Number of borrow bits */
} e2p_device_i2c_attribute_t;
 
 
hpm_stat_t e2p_device_i2c_register_param(hpm_eeprom_device_t *device, void *host_info, uint32_t dev_id);
 
e2p_device_i2c_attribute_t *e2p_device_i2c_get_attribute(hpm_eeprom_device_t *device);
 
hpm_stat_t e2p_device_i2c_init(hpm_eeprom_device_t *device);
 
hpm_stat_t e2p_device_i2c_deinit(hpm_eeprom_device_t *device);
 
hpm_stat_t e2p_device_i2c_read(hpm_eeprom_device_t *device, uint32_t data_addr, uint32_t len, uint8_t *data);
 
hpm_stat_t e2p_device_i2c_write(hpm_eeprom_device_t *device, uint32_t data_addr, uint32_t len, uint8_t *data);
 
#ifdef __cplusplus
}
#endif
 
#endif