/** * @file * * @brief Switch NXP PCA9548A Driver API * * @ingroup I2CSWITCHNXPPCA9548A */ /* * Copyright (c) 2014 embedded brains GmbH. All rights reserved. * * embedded brains GmbH * Dornierstr. 4 * 82178 Puchheim * Germany * * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.rtems.org/license/LICENSE. */ #ifndef _DEV_I2C_SWITCH_NXP_PCA9548A_H #define _DEV_I2C_SWITCH_NXP_PCA9548A_H #include #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ /** * @defgroup I2CSWITCHNXPPCA9548A Switch NXP PCA9535 Driver * * @ingroup I2CDevice * * @brief Driver for NXP PCA9548A 8-channel switch device. * * @{ */ int i2c_dev_register_switch_nxp_pca9548a( const char *bus_path, const char *dev_path, uint16_t address ); #define SWITCH_NXP_PCA9548A_GET_CONTROL (I2C_DEV_IO_CONTROL + 0) #define SWITCH_NXP_PCA9548A_SET_CONTROL (I2C_DEV_IO_CONTROL + 1) static inline int switch_nxp_pca9548a_get_control(int fd, uint8_t *val) { return ioctl(fd, SWITCH_NXP_PCA9548A_GET_CONTROL, val); } static inline int switch_nxp_pca9548a_set_control(int fd, uint8_t val) { return ioctl(fd, SWITCH_NXP_PCA9548A_SET_CONTROL, (void *)(uintptr_t) val); } /** @} */ #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* _DEV_I2C_SWITCH_NXP_PCA9548A_H */