Line data    Source code

       1            0 : /*
       2              :  * Copyright (c) 2025 Nordic Semiconductor ASA
       3              :  *
       4              :  * SPDX-License-Identifier: Apache-2.0
       5              :  */
       6              : 
       7              : #ifndef ZEPHYR_INCLUDE_DRIVERS_I2C_NRFX_TWIM_H
       8              : #define ZEPHYR_INCLUDE_DRIVERS_I2C_NRFX_TWIM_H
       9              : 
      10              : #include <zephyr/kernel.h>
      11              : #include <zephyr/drivers/i2c.h>
      12              : 
      13              : /** @brief Acquires exclusive access to the i2c bus controller.
      14              :  *
      15              :  * @param dev      Pointer to the device structure for an I2C controller
      16              :  *                 driver configured in controller mode.
      17              :  * @param timeout  Timeout for waiting to acquire exclusive access.
      18              :  *
      19              :  * @retval 0       If successful.
      20              :  * @retval -EBUSY  Returned without waiting.
      21              :  * @retval -EAGAIN Waiting period timed out,
      22              :  *                 or the underlying semaphore was reset during the waiting period.
      23              :  */
      24            1 : int i2c_nrfx_twim_exclusive_access_acquire(const struct device *dev, k_timeout_t timeout);
      25              : 
      26              : /** @brief Releases exclusive access to the i2c bus controller.
      27              :  *
      28              :  * @param dev      Pointer to the device structure for an I2C controller
      29              :  *                 driver on which @ref i2c_nrfx_twim_exclusive_access_acquire
      30              :  *                 has been successfully called.
      31              :  */
      32            1 : void i2c_nrfx_twim_exclusive_access_release(const struct device *dev);
      33              : 
      34              : #endif /* ZEPHYR_INCLUDE_DRIVERS_I2C_NRFX_TWIM_H */