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/************************************************************************************
* configs/sam3uek_eval/src/sam3uek_internal.h
* arch/arm/src/board/sam3uek_internal.n
*
* Copyright (C) 2009-2010 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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
* COPYRIGHT OWNER OR CONTRIBUTORS 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.
*
************************************************************************************/
#ifndef __CONFIGS_SAM3U_EK_SRC_SAM3UEK_INTERNAL_H
#define __CONFIGS_SAM3U_EK_SRC_SAM3UEK_INTERNAL_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
#include <nuttx/irq.h>
#include <stdint.h>
/************************************************************************************
* Definitions
************************************************************************************/
/* SAM3U-EK GPIOs *******************************************************************/
/* GPIO pin definitions *************************************************************/
/* LEDs */
#define GPIO_LED0 (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_PORT_PIOB|GPIO_OUTPUT_CLEAR|GPIO_PIN0)
#define GPIO_LED1 (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_PORT_PIOB|GPIO_OUTPUT_SET|GPIO_PIN1)
#define GPIO_LED2 (GPIO_OUTPUT|GPIO_CFG_DEFAULT|GPIO_PORT_PIOB|GPIO_OUTPUT_SET|GPIO_PIN2)
/* BUTTONS */
#define GPIO_BUTTON1 (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_CFG_DEGLITCH|GPIO_PORT_PIOA|GPIO_PIN18)
#define GPIO_BUTTON2 (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_CFG_DEGLITCH|GPIO_PORT_PIOA|GPIO_PIN19)
#define IRQ_BUTTON1 SAM3U_IRQ_PA18
#define IRQ_BUTTON2 SAM3U_IRQ_PA19
/* SD Card Detect */
#define GPIO_MCI_CD (GPIO_INPUT|GPIO_CFG_PULLUP|GPIO_PORT_PIOA|GPIO_PIN25)
/* SPI Chip Selects */
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public data
************************************************************************************/
#ifndef __ASSEMBLY__
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: sam3u_spiinitialize
*
* Description:
* Called to configure SPI chip select GPIO pins for the SAM3U-EK board.
*
************************************************************************************/
extern void weak_function sam3u_spiinitialize(void);
/************************************************************************************
* Name: sam3u_usbinitialize
*
* Description:
* Called to setup USB-related GPIO pins for the SAM3U-EK board.
*
************************************************************************************/
extern void weak_function sam3u_usbinitialize(void);
/****************************************************************************
* Name: sam3u_hsmciinit
*
* Description:
* Initialize HSMCI support
*
****************************************************************************/
#ifdef CONFIG_SAM3U_HSMCI
extern int weak_function sam3u_hsmciinit(void);
#else
# define sam3u_boardmciinit()
#endif
/****************************************************************************
* Name: sam3u_cardinserted
*
* Description:
* Check if a card is inserted into the selected HSMCI slot
*
****************************************************************************/
#ifdef CONFIG_SAM3U_HSMCI
extern bool sam3u_cardinserted(unsigned char slot);
#else
# define sam3u_cardinserted(slot) (false)
#endif
/****************************************************************************
* Name: sam3u_writeprotected
*
* Description:
* Check if a card is inserted into the selected HSMCI slot
*
****************************************************************************/
#ifdef CONFIG_SAM3U_HSMCI
extern bool sam3u_writeprotected(unsigned char slot);
#else
# define sam3u_writeprotected(slot) (false)
#endif
#endif /* __ASSEMBLY__ */
#endif /* __CONFIGS_SAM3U_EK_SRC_SAM3UEK_INTERNAL_H */
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