rockbox/firmware/target/arm/rk27xx/usb-rk27xx.c
Solomon Peachy d4942cc74c Add Xuelin iHIFI 770/770C/800 support
Taken from the xvortex fork (Roman Stolyarov)
Ported, rebased, and cleaned up by myself.

Change-Id: I7b2bca2d29502f2e4544e42f3d122786dd4b7978
2019-01-02 08:10:01 -05:00

62 lines
1.9 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2011 by Marcin Bukat
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include "cpu.h"
#include "string.h"
#include "usb.h"
#include "usb_drv.h"
#include "usb_core.h"
#include "system.h"
#include "system-target.h"
int usb_status = USB_EXTRACTED;
void usb_init_device(void)
{
/* enable UDC interrupt */
INTC_IMR |= (1<<16);
INTC_IECR |= (1<<16);
EN_INT = EN_SUSP_INTR | /* Enable Suspend Interrupt */
EN_RESUME_INTR | /* Enable Resume Interrupt */
EN_USBRST_INTR | /* Enable USB Reset Interrupt */
EN_OUT0_INTR | /* Enable OUT Token receive Interrupt EP0 */
EN_IN0_INTR | /* Enable IN Token transmits Interrupt EP0 */
EN_SETUP_INTR; /* Enable SETUP Packet Receive Interrupt */
/* configure INTCON */
INTCON = UDC_INTHIGH_ACT | /* interrupt high active */
UDC_INTEN; /* enable EP0 interrupts */
}
void usb_attach(void)
{
usb_enable(true);
}
void usb_enable(bool on)
{
if(on)
usb_core_init();
else
usb_core_exit();
}