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/******************************************************************************
* The MIT License
*
* Copyright (c) 2012 LeafLabs, LLC.
*
* 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 stm32f2/fsmc.c
* @author Marti Bolivar <mbolivar@leaflabs.com>,
* @brief STM32F2 FSMC support.
*/
#include <libmaple/fsmc.h>
#include <libmaple/gpio.h>
#define CONFIG_GPIO(dev, bit) \
do { \
gpio_set_modef(dev, bit, GPIO_MODE_AF, GPIO_MODEF_SPEED_HIGH); \
gpio_set_af(dev, bit, GPIO_AF_FSMC_SDIO_OTG_FS); \
} while (0)
void fsmc_sram_init_gpios(void) {
/* Data lines... */
CONFIG_GPIO(GPIOD, 0);
CONFIG_GPIO(GPIOD, 1);
CONFIG_GPIO(GPIOD, 8);
CONFIG_GPIO(GPIOD, 9);
CONFIG_GPIO(GPIOD, 10);
CONFIG_GPIO(GPIOD, 14);
CONFIG_GPIO(GPIOD, 15);
CONFIG_GPIO(GPIOE, 7);
CONFIG_GPIO(GPIOE, 8);
CONFIG_GPIO(GPIOE, 9);
CONFIG_GPIO(GPIOE, 10);
CONFIG_GPIO(GPIOE, 11);
CONFIG_GPIO(GPIOE, 12);
CONFIG_GPIO(GPIOE, 13);
CONFIG_GPIO(GPIOE, 14);
CONFIG_GPIO(GPIOE, 15);
/* Address lines... */
CONFIG_GPIO(GPIOD, 11);
CONFIG_GPIO(GPIOD, 12);
CONFIG_GPIO(GPIOD, 13);
CONFIG_GPIO(GPIOF, 0);
CONFIG_GPIO(GPIOF, 1);
CONFIG_GPIO(GPIOF, 2);
CONFIG_GPIO(GPIOF, 3);
CONFIG_GPIO(GPIOF, 4);
CONFIG_GPIO(GPIOF, 5);
CONFIG_GPIO(GPIOF, 12);
CONFIG_GPIO(GPIOF, 13);
CONFIG_GPIO(GPIOF, 14);
CONFIG_GPIO(GPIOF, 15);
CONFIG_GPIO(GPIOG, 0);
CONFIG_GPIO(GPIOG, 1);
CONFIG_GPIO(GPIOG, 2);
CONFIG_GPIO(GPIOG, 3);
CONFIG_GPIO(GPIOG, 4);
CONFIG_GPIO(GPIOG, 5);
/* And control lines... */
CONFIG_GPIO(GPIOD, 4);
CONFIG_GPIO(GPIOD, 5);
CONFIG_GPIO(GPIOD, 7);
CONFIG_GPIO(GPIOG, 9);
CONFIG_GPIO(GPIOG, 10);
CONFIG_GPIO(GPIOG, 12);
CONFIG_GPIO(GPIOE, 0);
CONFIG_GPIO(GPIOE, 1);
}
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