mirror of
https://github.com/hathach/tinyusb.git
synced 2025-01-24 05:42:57 +08:00
88 lines
2.7 KiB
C
88 lines
2.7 KiB
C
/*
|
|
* hal_lpc43xx.c
|
|
*
|
|
* Created on: Dec 4, 2012
|
|
* Author: hathach
|
|
*/
|
|
|
|
/*
|
|
* Software License Agreement (BSD License)
|
|
* Copyright (c) 2013, hathach (tinyusb.org)
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
|
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
|
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
|
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
|
|
* OF SUCH DAMAGE.
|
|
*
|
|
* This file is part of the tiny usb stack.
|
|
*/
|
|
|
|
#include "common/common.h"
|
|
#include "hal.h"
|
|
|
|
#if MCU == MCU_LPC43XX
|
|
|
|
#include "lpc43xx_cgu.h"
|
|
|
|
enum {
|
|
LPC43XX_USBMODE_DEVICE = 2,
|
|
LPC43XX_USBMODE_HOST = 3
|
|
};
|
|
|
|
enum {
|
|
LPC43XX_USBMODE_VBUS_LOW = 0,
|
|
LPC43XX_USBMODE_VBUS_HIGH = 1
|
|
};
|
|
|
|
tusb_error_t hal_init(void)
|
|
{
|
|
/* Set up USB0 clock */
|
|
CGU_EnableEntity(CGU_CLKSRC_PLL0, DISABLE); /* Disable PLL first */
|
|
ASSERT_INT( CGU_ERROR_SUCCESS, CGU_SetPLL0(), TUSB_ERROR_FAILED); /* the usb core require output clock = 480MHz */
|
|
CGU_EntityConnect(CGU_CLKSRC_XTAL_OSC, CGU_CLKSRC_PLL0);
|
|
CGU_EnableEntity(CGU_CLKSRC_PLL0, ENABLE); /* Enable PLL after all setting is done */
|
|
LPC_CREG->CREG0 &= ~(1<<5); /* Turn on the phy */
|
|
|
|
//------------- reset controller & set role -------------//
|
|
hcd_controller_reset(0); // TODO where to place prototype, USB1
|
|
LPC_USB0->USBMODE_H = LPC43XX_USBMODE_HOST | (LPC43XX_USBMODE_VBUS_HIGH << 5);
|
|
|
|
hal_interrupt_enable(0); // TODO USB1
|
|
|
|
return TUSB_ERROR_NONE;
|
|
}
|
|
|
|
void USB0_IRQHandler(void)
|
|
{
|
|
#if TUSB_CFG_CONTROLLER0_MODE
|
|
tusb_isr(0);
|
|
#endif
|
|
}
|
|
|
|
void USB1_IRQHandler(void)
|
|
{
|
|
#if TUSB_CFG_CONTROLLER1_MODE
|
|
tusb_isr(1);
|
|
#endif
|
|
}
|
|
|
|
#endif
|