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usb_bsp.c
320 lines | 9.4 KiB | text/x-c | CLexer
/**
******************************************************************************
* @file usb_bsp.c
* @author MCD Application Team
* @version V1.1.0
* @date 19-March-2012
* @brief This file is responsible to offer board support package and is
* configurable by user.
******************************************************************************
* @attention
*
* <h2><center>&copy; COPYRIGHT 2012 STMicroelectronics</center></h2>
*
* Licensed under MCD-ST Liberty SW License Agreement V2, (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.st.com/software_license_agreement_liberty_v2
*
* 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.
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "usb_bsp.h"
#include "usbd_conf.h"
/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
* @{
*/
/** @defgroup USB_BSP
* @brief This file is responsible to offer board support package
* @{
*/
/** @defgroup USB_BSP_Private_Defines
* @{
*/
/**
* @}
*/
/** @defgroup USB_BSP_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup USB_BSP_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup USBH_BSP_Private_Variables
* @{
*/
/**
* @}
*/
/** @defgroup USBH_BSP_Private_FunctionPrototypes
* @{
*/
/**
* @}
*/
/** @defgroup USB_BSP_Private_Functions
* @{
*/
/**
* @brief USB_OTG_BSP_Init
* Initilizes BSP configurations
* @param None
* @retval None
*/
void USB_OTG_BSP_Init(USB_OTG_CORE_HANDLE *pdev)
{
#ifdef USE_STM3210C_EVAL
RCC_OTGFSCLKConfig(RCC_OTGFSCLKSource_PLLVCO_Div3);
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_OTG_FS, ENABLE) ;
#else // USE_STM322xG_EVAL
GPIO_InitTypeDef GPIO_InitStructure;
#ifdef USE_USB_OTG_FS
RCC_AHB1PeriphClockCmd( RCC_AHB1Periph_GPIOA , ENABLE);
/* Configure SOF ID DM DP Pins */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 |
GPIO_Pin_11 |
GPIO_Pin_12;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA,GPIO_PinSource8,GPIO_AF_OTG1_FS) ;
GPIO_PinAFConfig(GPIOA,GPIO_PinSource11,GPIO_AF_OTG1_FS) ;
GPIO_PinAFConfig(GPIOA,GPIO_PinSource12,GPIO_AF_OTG1_FS) ;
/* Configure VBUS Pin */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/* Configure ID pin */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
GPIO_InitStructure.GPIO_OType = GPIO_OType_OD;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP ;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_Init(GPIOA, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOA,GPIO_PinSource10,GPIO_AF_OTG1_FS) ;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_SYSCFG, ENABLE);
RCC_AHB2PeriphClockCmd(RCC_AHB2Periph_OTG_FS, ENABLE) ;
#else // USE_USB_OTG_HS
#ifdef USE_ULPI_PHY // ULPI
RCC_AHB1PeriphClockCmd( RCC_AHB1Periph_GPIOA | RCC_AHB1Periph_GPIOB |
RCC_AHB1Periph_GPIOC | RCC_AHB1Periph_GPIOH |
RCC_AHB1Periph_GPIOI, ENABLE);
GPIO_PinAFConfig(GPIOA,GPIO_PinSource3, GPIO_AF_OTG2_HS) ; // D0
GPIO_PinAFConfig(GPIOA,GPIO_PinSource5, GPIO_AF_OTG2_HS) ; // CLK
GPIO_PinAFConfig(GPIOB,GPIO_PinSource0, GPIO_AF_OTG2_HS) ; // D1
GPIO_PinAFConfig(GPIOB,GPIO_PinSource1, GPIO_AF_OTG2_HS) ; // D2
GPIO_PinAFConfig(GPIOB,GPIO_PinSource5, GPIO_AF_OTG2_HS) ; // D7
GPIO_PinAFConfig(GPIOB,GPIO_PinSource10,GPIO_AF_OTG2_HS) ; // D3
GPIO_PinAFConfig(GPIOB,GPIO_PinSource11,GPIO_AF_OTG2_HS) ; // D4
GPIO_PinAFConfig(GPIOB,GPIO_PinSource12,GPIO_AF_OTG2_HS) ; // D5
GPIO_PinAFConfig(GPIOB,GPIO_PinSource13,GPIO_AF_OTG2_HS) ; // D6
GPIO_PinAFConfig(GPIOH,GPIO_PinSource4, GPIO_AF_OTG2_HS) ; // NXT
GPIO_PinAFConfig(GPIOI,GPIO_PinSource11,GPIO_AF_OTG2_HS) ; // DIR
GPIO_PinAFConfig(GPIOC,GPIO_PinSource0, GPIO_AF_OTG2_HS) ; // STP
// CLK
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 ;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init(GPIOA, &GPIO_InitStructure);
// D0
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3 ;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
GPIO_Init(GPIOA, &GPIO_InitStructure);
// D1 D2 D3 D4 D5 D6 D7
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 |
GPIO_Pin_5 | GPIO_Pin_10 |
GPIO_Pin_11| GPIO_Pin_12 |
GPIO_Pin_13 ;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL ;
GPIO_Init(GPIOB, &GPIO_InitStructure);
// STP
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 ;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init(GPIOC, &GPIO_InitStructure);
//NXT
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init(GPIOH, &GPIO_InitStructure);
//DIR
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 ;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init(GPIOI, &GPIO_InitStructure);
RCC_AHB1PeriphClockCmd( RCC_AHB1Periph_OTG_HS |
RCC_AHB1Periph_OTG_HS_ULPI, ENABLE) ;
#else
RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIOB , ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12 |
GPIO_Pin_14 |
GPIO_Pin_15;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_PinAFConfig(GPIOB,GPIO_PinSource12, GPIO_AF_OTG2_FS) ;
GPIO_PinAFConfig(GPIOB,GPIO_PinSource14,GPIO_AF_OTG2_FS) ;
GPIO_PinAFConfig(GPIOB,GPIO_PinSource15,GPIO_AF_OTG2_FS) ;
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_100MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN;
GPIO_Init(GPIOB, &GPIO_InitStructure);
RCC_AHB1PeriphClockCmd( RCC_AHB1Periph_OTG_HS, ENABLE) ;
#endif
#endif //USB_OTG_HS
#endif //USE_STM322xG_EVAL
}
/**
* @brief USB_OTG_BSP_EnableInterrupt
* Enabele USB Global interrupt
* @param None
* @retval None
*/
void USB_OTG_BSP_EnableInterrupt(USB_OTG_CORE_HANDLE *pdev)
{
NVIC_InitTypeDef NVIC_InitStructure;
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
#ifdef USE_USB_OTG_HS
NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_IRQn;
#else
NVIC_InitStructure.NVIC_IRQChannel = OTG_FS_IRQn;
#endif
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 3;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
#ifdef USB_OTG_HS_DEDICATED_EP1_ENABLED
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_EP1_OUT_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 2;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_1);
NVIC_InitStructure.NVIC_IRQChannel = OTG_HS_EP1_IN_IRQn;
NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 1;
NVIC_InitStructure.NVIC_IRQChannelSubPriority = 1;
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure);
#endif
}
/**
* @brief USB_OTG_BSP_uDelay
* This function provides delay time in micro sec
* @param usec : Value of delay required in micro sec
* @retval None
*/
void USB_OTG_BSP_uDelay (const uint32_t usec)
{
uint32_t count = 0;
const uint32_t utime = (120 * usec / 7);
do
{
if ( ++count > utime )
{
return ;
}
}
while (1);
}
/**
* @brief USB_OTG_BSP_mDelay
* This function provides delay time in milli sec
* @param msec : Value of delay required in milli sec
* @retval None
*/
void USB_OTG_BSP_mDelay (const uint32_t msec)
{
USB_OTG_BSP_uDelay(msec * 1000);
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/