zephyr/drivers/serial/serial.c

43 lines
1.1 KiB
C

/*
* Copyright (c) 2015 Intel Corporation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <nanokernel.h>
#include <device.h>
#include <uart.h>
/**
* @brief UART initialization routine for platform drivers.
*
* This calls the config_func specified in the UART device config,
* if it is specified.
*
* @param dev UART device struct
*
* @return DEV_OK if successful, failed otherwise.
*/
int uart_platform_init(struct device *dev)
{
struct uart_device_config *dev_cfg =
(struct uart_device_config *)dev->config->config_info;
if (dev_cfg->config_func) {
return dev_cfg->config_func(dev);
}
return DEV_OK;
}