45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2012-04-25 weety first version
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* 2021-04-20 RiceChen added bus clock command
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*/
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#ifndef __I2C_DEV_H__
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#define __I2C_DEV_H__
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#include <rtthread.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define RT_I2C_DEV_CTRL_10BIT (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x01)
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#define RT_I2C_DEV_CTRL_ADDR (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x02)
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#define RT_I2C_DEV_CTRL_TIMEOUT (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x03)
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#define RT_I2C_DEV_CTRL_RW (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x04)
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#define RT_I2C_DEV_CTRL_CLK (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x05)
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#define RT_I2C_DEV_CTRL_UNLOCK (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x06)
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#define RT_I2C_DEV_CTRL_GET_STATE (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x07)
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#define RT_I2C_DEV_CTRL_GET_MODE (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x08)
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#define RT_I2C_DEV_CTRL_GET_ERROR (RT_DEVICE_CTRL_BASE(I2CBUS) + 0x09)
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struct rt_i2c_priv_data
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{
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struct rt_i2c_msg *msgs;
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rt_size_t number;
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};
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rt_err_t rt_i2c_bus_device_device_init(struct rt_i2c_bus_device *bus,
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const char *name);
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#ifdef __cplusplus
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}
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#endif
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#endif
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