mirror of
https://github.com/apache/nuttx.git
synced 2026-09-11 21:20:10 +00:00
101 lines
2.9 KiB
C
101 lines
2.9 KiB
C
/****************************************************************************
|
|
* arch/arm/src/sama5/sam_serialinit.c
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you 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.
|
|
*
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
#include "sam_config.h"
|
|
#include "sam_dbgu.h"
|
|
#include "sam_serial.h"
|
|
|
|
#ifdef USE_SERIALDRIVER
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
#ifdef USE_EARLYSERIALINIT
|
|
|
|
/****************************************************************************
|
|
* Name: sam_earlyserialinit
|
|
*
|
|
* Description:
|
|
* Performs the low level serial initialization early so that the serial
|
|
* console will be available during boot up. This must be called
|
|
* before arm_serialinit.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void sam_earlyserialinit(void)
|
|
{
|
|
/* NOTE: All PIO configuration for the USARTs was performed in
|
|
* sam_lowsetup
|
|
*/
|
|
|
|
#if defined(SAMA5_HAVE_UART) || defined(SAMA5_HAVE_USART)
|
|
/* Initialize UART/USART drivers */
|
|
|
|
uart_earlyserialinit();
|
|
#endif
|
|
|
|
#ifdef SAMA5_HAVE_FLEXCOM_USART
|
|
/* Initialize Flexcom USARTs */
|
|
|
|
flexus_earlyserialinit();
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Name: arm_serialinit
|
|
*
|
|
* Description:
|
|
* Register all serial console and serial ports. This assumes
|
|
* that arm_earlyserialinit was called previously.
|
|
*
|
|
****************************************************************************/
|
|
|
|
void arm_serialinit(void)
|
|
{
|
|
#if defined(SAMA5_HAVE_UART) || defined(SAMA5_HAVE_USART)
|
|
/* Register UART/USART drivers */
|
|
|
|
uart_serialinit();
|
|
#endif
|
|
|
|
#ifdef CONFIG_SAMA5_FLEXCOM_USART
|
|
/* Register Flexcom USART drivers */
|
|
|
|
flexus_serialinit();
|
|
#endif
|
|
|
|
/* Register the DBGU as well */
|
|
|
|
#ifdef CONFIG_SAMA5_DBGU
|
|
sam_dbgu_register();
|
|
#endif
|
|
}
|
|
|
|
#endif /* USE_SERIALDRIVER */
|