usbhost.c
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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2011-12-12 Yi Qiu first version
* 2021-02-23 Leslie Lee provide possibility for multi usb host
*/
#include <rtthread.h>
#include <drivers/usb_host.h>
#define USB_HOST_CONTROLLER_NAME "usbh"
#if defined(RT_USBH_HID_KEYBOARD) || defined(RT_USBH_HID_MOUSE)
#include <hid.h>
#endif
/**
* This function will initialize the usb host stack, all the usb class driver and
* host controller driver are also be initialized here.
*
* @return none.
*/
rt_err_t rt_usb_host_init(const char *name)
{
ucd_t drv;
rt_device_t uhc;
uhc = rt_device_find(name);
if(uhc == RT_NULL)
{
rt_kprintf("can't find usb host controller %s\n", name);
return -RT_ERROR;
}
/* initialize usb hub */
rt_usbh_hub_init((uhcd_t)uhc);
/* initialize class driver */
rt_usbh_class_driver_init();
#ifdef RT_USBH_MSTORAGE
/* register mass storage class driver */
drv = rt_usbh_class_driver_storage();
rt_usbh_class_driver_register(drv);
#endif
#ifdef RT_USBH_HID
/* register mass storage class driver */
drv = rt_usbh_class_driver_hid();
rt_usbh_class_driver_register(drv);
#ifdef RT_USBH_HID_MOUSE
uprotocal_t protocal;
protocal = rt_usbh_hid_protocal_mouse();
rt_usbh_hid_protocal_register(protocal);
#endif
#endif
/* register hub class driver */
drv = rt_usbh_class_driver_hub();
rt_usbh_class_driver_register(drv);
/* initialize usb host controller */
rt_device_init(uhc);
return RT_EOK;
}