e7073df8d6
boards: metro-m4 Add support for starting the watchdog timer on the metro-m4. Testing: - Build check only Signed-off-by: Leomar Mateus Radke <leomar@falker.com.br>
100 lines
3.4 KiB
C
100 lines
3.4 KiB
C
/****************************************************************************
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* boards/arm/samd5e5/metro-m4/src/sam_bringup.c
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*
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* Copyright (C) 2018 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/mount.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <debug.h>
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#include <errno.h>
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#include "metro-m4.h"
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#if defined(CONFIG_SAMD5E5_WDT) && defined(CONFIG_WATCHDOG)
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#include "sam_wdt.h"
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define PROCFS_MOUNTPOINT "/proc"
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: sam_bringup
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*
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* Description:
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* Perform architecture-specific initialization
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*
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* CONFIG_BOARD_LATE_INITIALIZE=y :
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* Called from board_late_initialize().
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*
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* CONFIG_BOARD_LATE_INITIALIZE=n && CONFIG_LIB_BOARDCTL=y :
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* Called from the NSH library
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*
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****************************************************************************/
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int sam_bringup(void)
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{
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int ret = OK;
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#ifdef CONFIG_FS_PROCFS
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/* Mount the procfs file system */
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ret = mount(NULL, PROCFS_MOUNTPOINT, "procfs", 0, NULL);
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if (ret < 0)
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{
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syslot(LOG_ERR, "ERROR: Failed to mount procfs at %s: %d\n",
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PROCFS_MOUNTPOINT, ret);
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}
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#endif
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#if defined(CONFIG_SAMD5E5_WDT) && defined(CONFIG_WATCHDOG)
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(void)sam_wdt_initialize(CONFIG_WATCHDOG_DEVPATH);
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#endif
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UNUSED(ret);
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return OK;
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}
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