8c1ab129ac
This adds a simple USB device driver for the mpfs. However, this driver is still at its early phase. Only limited testing with CDC/ACM has been conducted. Signed-off-by: Eero Nurkkala <eero.nurkkala@offcode.fi>
150 lines
3.9 KiB
C
Executable File
150 lines
3.9 KiB
C
Executable File
/****************************************************************************
|
|
* boards/risc-v/mpfs/icicle/src/mpfs_bringup.c
|
|
*
|
|
* 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 <sys/mount.h>
|
|
#include <stdbool.h>
|
|
#include <stdio.h>
|
|
#include <debug.h>
|
|
#include <errno.h>
|
|
|
|
#include <nuttx/board.h>
|
|
#include <nuttx/drivers/ramdisk.h>
|
|
|
|
#ifdef CONFIG_MPFS_ROMFS_MOUNT
|
|
# include <arch/board/boot_romfsimg.h>
|
|
#endif
|
|
|
|
#include "board_config.h"
|
|
#include "mpfs_corepwm.h"
|
|
#include "mpfs.h"
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
#ifdef CONFIG_MPFS_ROMFS_MOUNT
|
|
# define SECTORSIZE 512
|
|
# define NSECTORS(b) (((b) + SECTORSIZE - 1) / SECTORSIZE)
|
|
#endif /* CONFIG_MPFS_ROMFS_MOUNT */
|
|
|
|
/****************************************************************************
|
|
* Public Functions
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************
|
|
* Name: mpfs_bringup
|
|
****************************************************************************/
|
|
|
|
int mpfs_bringup(void)
|
|
{
|
|
int ret = OK;
|
|
|
|
#ifdef CONFIG_USBDEV
|
|
/* Configure USB device driver */
|
|
|
|
ret = mpfs_board_usb_init();
|
|
|
|
if (ret < 0)
|
|
{
|
|
syslog(LOG_ERR, "Failed to initialize USB driver: %d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
#if defined(CONFIG_I2C_DRIVER)
|
|
/* Configure I2C peripheral interfaces */
|
|
|
|
ret = mpfs_board_i2c_init();
|
|
|
|
if (ret < 0)
|
|
{
|
|
syslog(LOG_ERR, "Failed to initialize I2C driver: %d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_FS_PROCFS
|
|
/* Mount the procfs file system */
|
|
|
|
ret = mount(NULL, "/proc", "procfs", 0, NULL);
|
|
if (ret < 0)
|
|
{
|
|
serr("ERROR: Failed to mount procfs at %s: %d\n", "/proc", ret);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MPFS_ROMFS_MOUNT
|
|
/* Create a ROM disk for the /bin filesystem */
|
|
|
|
ret = romdisk_register(0, romfs_img, NSECTORS(romfs_img_len), SECTORSIZE);
|
|
if (ret < 0)
|
|
{
|
|
serr("ERROR: Failed to register romdisk: %d\n", -ret);
|
|
}
|
|
else
|
|
{
|
|
/* Mount the file system */
|
|
|
|
ret = mount("/dev/ram0", "/bin", "romfs", MS_RDONLY, NULL);
|
|
if (ret < 0)
|
|
{
|
|
serr("ERROR: Failed to mount romfs: %d\n", -ret);
|
|
}
|
|
}
|
|
#endif /* CONFIG_MPFS_ROMFS_MOUNT */
|
|
|
|
#if defined(CONFIG_MPFS_SPI0) || defined(CONFIG_MPFS_SPI1)
|
|
/* Configure SPI peripheral interfaces */
|
|
|
|
ret = mpfs_board_spi_init();
|
|
|
|
if (ret < 0)
|
|
{
|
|
syslog(LOG_ERR, "Failed to initialize SPI driver: %d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MPFS_HAVE_COREPWM
|
|
/* Configure PWM peripheral interfaces */
|
|
|
|
ret = mpfs_pwm_setup();
|
|
|
|
if (ret < 0)
|
|
{
|
|
syslog(LOG_ERR, "Failed to initialize CorePWM driver: %d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
#ifdef CONFIG_MPFS_EMMCSD
|
|
ret = mpfs_board_emmcsd_init();
|
|
|
|
if (ret < 0)
|
|
{
|
|
syslog(LOG_ERR, "Failed to init eMMCSD driver: %d\n", ret);
|
|
}
|
|
#endif
|
|
|
|
return ret;
|
|
}
|