bsp_spi.c
70 lines
| 2.9 KiB
| text/x-c
|
CLexer
r74 | /*------------------------------------------------------------------------------ | |||
-- This file is a part of the libuc, microcontroler library | ||||
-- Copyright (C) 2013, Alexis Jeandet | ||||
-- | ||||
-- 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 3 of the License, or | ||||
-- (at your option) any later version. | ||||
-- | ||||
-- This program is distributed in the hope that it will be useful, | ||||
-- but WITHOUT ANY WARRANTY; without even the implied warranty of | ||||
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||||
-- GNU General Public License for more details. | ||||
-- | ||||
-- You should have received a copy of the GNU General Public License | ||||
-- along with this program; if not, write to the Free Software | ||||
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||||
------------------------------------------------------------------------------- | ||||
-- Author : Alexis Jeandet | ||||
-- Mail : alexis.jeandet@member.fsf.org | ||||
-------------------------------------------------------------------------------*/ | ||||
#include "bsp.h" | ||||
#include <streamdevices.h> | ||||
#include <malloc.h> | ||||
#include <gpio.h> | ||||
#include <uart.h> | ||||
#include <stdio.h> | ||||
#include <stm32f4xx_gpio.h> | ||||
#include <stm32f4xx_fsmc.h> | ||||
#include <i2c.h> | ||||
#include <core.h> | ||||
#include <terminal.h> | ||||
#define GPIOGETPORT(gpio) ((GPIO_TypeDef*)(((((uint32_t)gpio) & (uint32_t)0x0000FF00)*(uint32_t)4) + (uint32_t)GPIOA)) | ||||
#define GPIOPORTNUM(gpio) (((uint32_t)(gpio) & (uint32_t)0x0000FF00)>>(uint32_t)8) | ||||
void bsp_spi_init() | ||||
{ | ||||
gpio_t VSSPI_DBxList[]={VS1053SCK,VS1053MOSI,VS1053MISO}; | ||||
for(int i=0;i<3;i++) | ||||
{ | ||||
gpio_t SPI_DBx = gpioopen(VSSPI_DBxList[i]); | ||||
SPI_DBx |= gpiohighspeed | gpioaf | gpiopushpulltype | gpionopulltype; | ||||
gpiosetconfig(&SPI_DBx); | ||||
GPIO_PinAFConfig(GPIOGETPORT(SPI_DBx), (uint8_t)(SPI_DBx & 0xF), GPIO_AF_SPI1); | ||||
} | ||||
spiopenandconfig(VS1053SPI,spi8bits|spimaster|spimsbfirst,2*1000*1000,VS1053MOSI,VS1053MISO,VS1053SCK,-1); | ||||
gpio_t SDSPI_DBxList[]={SDCARD2SCK,SDCARD2MOSI,SDCARD2MISO}; | ||||
for(int i=0;i<3;i++) | ||||
{ | ||||
gpio_t SPI_DBx = gpioopen(SDSPI_DBxList[i]); | ||||
SPI_DBx |= gpiohighspeed | gpioaf | gpiopushpulltype | gpionopulltype; | ||||
gpiosetconfig(&SPI_DBx); | ||||
GPIO_PinAFConfig(GPIOGETPORT(SPI_DBx), (uint8_t)(SPI_DBx & 0xF), GPIO_AF_SPI3); | ||||
} | ||||
spiopenandconfig(SDCARD2SPI,spi8bits|spimaster|spimsbfirst,400*1000,SDCARD2MOSI,SDCARD2MISO,SDCARD2SCK,-1); | ||||
gpio_t TCSPI_DBxList[]={TC_CLK,TC_DIN,TC_DOUT}; | ||||
for(int i=0;i<3;i++) | ||||
{ | ||||
gpio_t SPI_DBx = gpioopen(TCSPI_DBxList[i]); | ||||
SPI_DBx |= gpiohighspeed | gpioaf | gpiopushpulltype | gpionopulltype; | ||||
gpiosetconfig(&SPI_DBx); | ||||
GPIO_PinAFConfig(GPIOGETPORT(SPI_DBx), (uint8_t)(SPI_DBx & 0xF), GPIO_AF_SPI2); | ||||
} | ||||
spiopenandconfig(TC_SPI,spi8bits|spimaster|spimsbfirst,500*1000,TC_DIN,TC_DOUT,TC_CLK,-1); | ||||
} | ||||