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https://github.com/Telecominfraproject/OpenCellular.git
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45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
/**
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* Copyright (c) 2017-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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#ifndef I2CBUS_H_
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#define I2CBUS_H_
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/*****************************************************************************
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* HEADER FILES
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*****************************************************************************/
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#include "inc/common/global_header.h"
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#include <ti/drivers/I2C.h>
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/*****************************************************************************
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* STRUCT DEFINITIONS
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*****************************************************************************/
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typedef struct I2C_Dev {
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unsigned int bus;
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uint8_t slave_addr;
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} I2C_Dev;
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/*****************************************************************************
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* FUNCTION DECLARATIONS
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*****************************************************************************/
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I2C_Handle i2c_open_bus(unsigned int index);
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/* Wrapper to ease migration */
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#define i2c_get_handle i2c_open_bus
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void i2c_close_bus(I2C_Handle *i2cHandle);
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ReturnStatus i2c_reg_write(I2C_Handle i2cHandle, uint8_t deviceAddress,
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uint8_t regAddress, uint16_t value,
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uint8_t numofBytes);
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ReturnStatus i2c_reg_read(I2C_Handle i2cHandle, uint8_t deviceAddress,
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uint8_t regAddress, uint16_t *value,
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uint8_t numofBytes);
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#endif /* I2CBUS_H_ */
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