175 lines
4.5 KiB
C
175 lines
4.5 KiB
C
/****************************************************************************
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* boards/arm/samd5e5/metro-m4/src/sam_bringup.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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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 <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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#include <nuttx/fs/fs.h>
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#ifdef CONFIG_SAMD5E5_SERCOM5_ISI2C
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#include <nuttx/i2c/i2c_master.h>
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#include "hardware/sam_i2c_master.h"
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#endif
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#ifdef CONFIG_USBHOST
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# include "sam_usbhost.h"
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#endif
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#ifdef CONFIG_USBMONITOR
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# include <nuttx/usb/usbmonitor.h>
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#endif
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#ifdef CONFIG_BQ27426
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#include <nuttx/power/battery_gauge.h>
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#include <nuttx/power/battery_ioctl.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_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 = nx_mount(NULL, PROCFS_MOUNTPOINT, "procfs", 0, NULL);
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if (ret < 0)
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{
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syslog(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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#ifdef CONFIG_SAMD5E5_SERCOM5_ISI2C
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/* Initialize I2C bus */
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ret = metro_m4_i2cdev_initialize();
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#endif
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#ifdef CONFIG_USBHOST
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/* Initialize USB host operation. samd_usbhost_initialize() starts a
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* thread will monitor for USB connection and disconnection events.
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*/
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ret = samd_usbhost_initialize();
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if (ret != OK)
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{
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syslog(LOG_ERR, "samd_usbhost_initialize failed %d\n", ret);
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return ret;
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}
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#endif
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#ifdef CONFIG_USBMONITOR
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/* Start the USB Monitor */
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ret = usbmonitor_start();
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if (ret != OK)
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{
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syslog(LOG_ERR, "usbmonitor_start failed %d\n", ret);
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return ret;
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}
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#endif
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#ifdef CONFIG_FS_SMARTFS
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/* Initialize Smart File System (SMARTFS) */
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ret = sam_smartfs_initialize();
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: Failed to mount smartfs %d\n", ret);
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return ret;
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}
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/* Mount the file system at /mnt/nvm */
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ret = nx_mount("/dev/smart0", "/mnt/nvm", "smartfs", 0, NULL);
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: Failed to mount the SmartFS volume: %d\n",
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ret);
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return ret;
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}
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#endif
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#ifdef CONFIG_FS_AUTOMOUNTER
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/* Initialize the auto-mounter */
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sam_automount_initialize();
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#endif
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#ifdef CONFIG_BQ27426
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/* Configure and initialize the BQ2426 distance sensor */
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ret = sam_bq27426_initialize("/dev/batt1");
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if (ret < 0)
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{
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syslog(LOG_ERR, "ERROR: sam_bq27426_initialize() failed: %d\n", ret);
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}
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#endif
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#ifdef CONFIG_DEV_GPIO
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ret = sam_gpio_initialize();
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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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