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/*
* Copyright (c) 2006-2026, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2026-06-07 dirtwillfly first version for NS800
*/
#ifndef __I2C_HARD_CONFIG_H__
#define __I2C_HARD_CONFIG_H__
#include <rtthread.h>
#ifdef __cplusplus
extern "C" {
#endif
/* I2C1 default GPIO configuration */
/* GPIO_0 (SDA) -> GPIOA, GPIO_PIN_0 */
/* GPIO_1 (SCL) -> GPIOA, GPIO_PIN_1 */
#ifndef BSP_I2C1_SCL_PIN_NUM
#define BSP_I2C1_SCL_PIN_NUM 1U
#endif
#ifndef BSP_I2C1_SDA_PIN_NUM
#define BSP_I2C1_SDA_PIN_NUM 0U
#endif
#ifndef BSP_I2C1_SCL_PORT
#define BSP_I2C1_SCL_PORT GPIOA
#endif
#ifndef BSP_I2C1_SDA_PORT
#define BSP_I2C1_SDA_PORT GPIOA
#endif
#ifndef BSP_I2C1_SCL_PIN
#define BSP_I2C1_SCL_PIN GPIO_PIN_1
#endif
#ifndef BSP_I2C1_SDA_PIN
#define BSP_I2C1_SDA_PIN GPIO_PIN_0
#endif
#ifndef BSP_I2C1_SCL_ALT_FUNC
#define BSP_I2C1_SCL_ALT_FUNC ALT6_FUNCTION
#endif
#ifndef BSP_I2C1_SDA_ALT_FUNC
#define BSP_I2C1_SDA_ALT_FUNC ALT6_FUNCTION
#endif
/* I2C2 default GPIO configuration */
/* GPIO_34 (SDA) -> GPIOB, GPIO_PIN_2 */
/* GPIO_35 (SCL) -> GPIOB, GPIO_PIN_3 */
#ifndef BSP_I2C2_SCL_PIN_NUM
#define BSP_I2C2_SCL_PIN_NUM 35U
#endif
#ifndef BSP_I2C2_SDA_PIN_NUM
#define BSP_I2C2_SDA_PIN_NUM 34U
#endif
#ifndef BSP_I2C2_SCL_PORT
#define BSP_I2C2_SCL_PORT GPIOB
#endif
#ifndef BSP_I2C2_SDA_PORT
#define BSP_I2C2_SDA_PORT GPIOB
#endif
#ifndef BSP_I2C2_SCL_PIN
#define BSP_I2C2_SCL_PIN GPIO_PIN_3
#endif
#ifndef BSP_I2C2_SDA_PIN
#define BSP_I2C2_SDA_PIN GPIO_PIN_2
#endif
#ifndef BSP_I2C2_SCL_ALT_FUNC
#define BSP_I2C2_SCL_ALT_FUNC ALT6_FUNCTION
#endif
#ifndef BSP_I2C2_SDA_ALT_FUNC
#define BSP_I2C2_SDA_ALT_FUNC ALT6_FUNCTION
#endif
#ifdef BSP_USING_HARD_I2C1
#ifndef BSP_I2C1_BAUDRATE
#define BSP_I2C1_BAUDRATE 100000
#endif
#ifndef I2C1_BUS_CONFIG
#define I2C1_BUS_CONFIG \
{ \
.name = "hwi2c1", \
.Instance = I2C1, \
.baudrate = BSP_I2C1_BAUDRATE, \
.timeout = 1000, \
.irq_type = I2C1_MST_IRQn, \
.scl_pin_num = BSP_I2C1_SCL_PIN_NUM, \
.sda_pin_num = BSP_I2C1_SDA_PIN_NUM, \
.scl_port = BSP_I2C1_SCL_PORT, \
.sda_port = BSP_I2C1_SDA_PORT, \
.scl_pin = BSP_I2C1_SCL_PIN, \
.sda_pin = BSP_I2C1_SDA_PIN, \
.scl_alt_func = BSP_I2C1_SCL_ALT_FUNC, \
.sda_alt_func = BSP_I2C1_SDA_ALT_FUNC, \
}
#endif /* I2C1_BUS_CONFIG */
#endif /* BSP_USING_HARD_I2C1 */
#ifdef BSP_USING_HARD_I2C2
#ifndef BSP_I2C2_BAUDRATE
#define BSP_I2C2_BAUDRATE 100000
#endif
#ifndef I2C2_BUS_CONFIG
#define I2C2_BUS_CONFIG \
{ \
.name = "hwi2c2", \
.Instance = I2C2, \
.baudrate = BSP_I2C2_BAUDRATE, \
.timeout = 1000, \
.irq_type = I2C2_MST_IRQn, \
.scl_pin_num = BSP_I2C2_SCL_PIN_NUM, \
.sda_pin_num = BSP_I2C2_SDA_PIN_NUM, \
.scl_port = BSP_I2C2_SCL_PORT, \
.sda_port = BSP_I2C2_SDA_PORT, \
.scl_pin = BSP_I2C2_SCL_PIN, \
.sda_pin = BSP_I2C2_SDA_PIN, \
.scl_alt_func = BSP_I2C2_SCL_ALT_FUNC, \
.sda_alt_func = BSP_I2C2_SDA_ALT_FUNC, \
}
#endif /* I2C2_BUS_CONFIG */
#endif /* BSP_USING_HARD_I2C2 */
#ifdef __cplusplus
}
#endif
#endif /* __I2C_HARD_CONFIG_H__ */
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