2023-03-29 23:20:45 +08:00
|
|
|
/*
|
2023-04-28 17:44:40 +08:00
|
|
|
* Copyright (c) 2006-2023, RT-Thread Development Team
|
2023-03-29 23:20:45 +08:00
|
|
|
*
|
|
|
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
|
|
|
*
|
|
|
|
|
* Change Logs:
|
|
|
|
|
* Date Author Notes
|
|
|
|
|
* 2023-03-12 Vandoul the first version
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef __DRV_I2S_H__
|
|
|
|
|
#define __DRV_I2S_H__
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
extern "C" {
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#include <rtthread.h>
|
|
|
|
|
|
|
|
|
|
#pragma pack(push,1)
|
|
|
|
|
struct lpc_i2s_config
|
|
|
|
|
{
|
|
|
|
|
uint32_t sampling_rate;
|
|
|
|
|
uint8_t mode;
|
|
|
|
|
uint8_t data_bits;
|
|
|
|
|
uint8_t channels;
|
|
|
|
|
uint8_t is_blocking;
|
|
|
|
|
};
|
|
|
|
|
#pragma pack(pop)
|
|
|
|
|
|
|
|
|
|
#define LPC_I2S_CONFIG_MODE_NULL 0
|
|
|
|
|
#define LPC_I2S_CONFIG_MODE_SLAVE 1
|
|
|
|
|
#define LPC_I2S_CONFIG_MODE_MASTER 2
|
|
|
|
|
|
|
|
|
|
#define RT_I2S_CTRL_RESET (RT_DEVICE_CTRL_BASE(Bus) + 1)
|
|
|
|
|
#define RT_I2S_CTRL_SET_CONFIG (RT_DEVICE_CTRL_BASE(Bus) + 2)
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
|
