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/******************************************************************************
* The MIT License
*
* Copyright (c) 2011, 2012 LeafLabs, LLC.
* Copyright (c) 2010 Perry Hung.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*****************************************************************************/
/**
* @file libmaple/stm32f1/include/series/spi.h
* @author Marti Bolivar <mbolivar@leaflabs.com>
* @brief STM32F1 SPI/I2S series header.
*/
#ifndef _LIBMAPLE_STM32F1_SPI_H_
#define _LIBMAPLE_STM32F1_SPI_H_
#include <libmaple/libmaple_types.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Register map base pointers
*/
struct spi_reg_map;
#define SPI1_BASE ((struct spi_reg_map*)0x40013000)
#define SPI2_BASE ((struct spi_reg_map*)0x40003800)
#define SPI3_BASE ((struct spi_reg_map*)0x40003C00)
/*
* Device pointers
*/
struct spi_dev;
extern struct spi_dev *SPI1;
extern struct spi_dev *SPI2;
#if defined(STM32_HIGH_DENSITY) || defined(STM32_XL_DENSITY)
extern struct spi_dev *SPI3;
#endif
/*
* Routines
*/
/* spi_gpio_cfg(): Backwards compatibility shim to spi_config_gpios() */
struct gpio_dev;
extern void spi_config_gpios(struct spi_dev*, uint8,
struct gpio_dev*, uint8,
struct gpio_dev*, uint8, uint8, uint8);
/**
* @brief Deprecated. Use spi_config_gpios() instead.
* @see spi_config_gpios()
*/
static __always_inline void spi_gpio_cfg(uint8 as_master,
struct gpio_dev *nss_dev,
uint8 nss_bit,
struct gpio_dev *comm_dev,
uint8 sck_bit,
uint8 miso_bit,
uint8 mosi_bit) {
/* We switched style globally to foo_config_gpios() and always
* taking a foo_dev* argument (that last bit is the important
* part) after this function was written.
*
* However, spi_config_gpios() just ignores the spi_dev* on F1, so
* we can still keep this around for older code. */
spi_config_gpios(NULL, as_master, nss_dev, nss_bit,
comm_dev, sck_bit, miso_bit, mosi_bit);
}
#ifdef __cplusplus
}
#endif
#endif
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