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/************************************************************************************
* configs/open1788/src/open1788.h
* arch/arm/src/board/open1788.n
*
* Copyright (C) 2013 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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_OPEN1788_SRC_OPEN1788_H
#define _CONFIGS_OPEN1788_SRC_OPEN1788_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
#include <nuttx/compiler.h>
/************************************************************************************
* Definitions
************************************************************************************/
/* Open1788 GPIO Pin Definitions ****************************************************/
/* GPIO P2[21] connects to the Ready/Busy pin of the NAND part. We need to
* reconfigure this pin as normal GPIO input if NAND is used.
*/
#define GPIO_NAND_RB (GPIO_INPUT | GPIO_PULLUP | GPIO_PORT2 | GPIO_PIN21)
/* If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in
* any way. The following definitions are used to access individual LEDs.
*
* LED1 -- Connected to P1[14]
* LED2 -- Connected to P0[16]
* LED3 -- Connected to P1[13]
* LED4 -- Connected to P4[27]
*
* These LEDs are connecte to ground so a high output value will illuminate them.
*/
#define GPIO_LED1 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT1 | GPIO_PIN14)
#define GPIO_LED2 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT0 | GPIO_PIN16)
#define GPIO_LED3 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT1 | GPIO_PIN13)
#define GPIO_LED4 (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT4 | GPIO_PIN27)
/* Button definitions ***************************************************************/
/* The Open1788 supports several buttons. All will read "1" when open and "0"
* when closed
*
* USER1 -- Connected to P4[26]
* USER2 -- Connected to P2[22]
* USER3 -- Connected to P0[10]
*
* And a Joystick
*
* JOY_A -- Connected to P2[25]
* JOY_B -- Connected to P2[26]
* JOY_C -- Connected to P2[23]
* JOY_D -- Connected to P2[19]
* JOY_CTR -- Connected to P0[14]
*
* The switches are all connected to ground and should be pulled up and sensed
* with a value of '0' when closed.
*/
#define GPIO_USER1 (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT4 | GPIO_PIN26)
#define GPIO_USER2 (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN22)
#define GPIO_USER3 (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT0 | GPIO_PIN10)
#define GPIO_JOY_A (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN25)
#define GPIO_JOY_B (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN26)
#define GPIO_JOY_C (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN23)
#define GPIO_JOY_D (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT2 | GPIO_PIN19)
#define GPIO_JOY_CTR (GPIO_INTBOTH | GPIO_FLOAT | GPIO_PORT0 | GPIO_PIN14)
/* SD Card **************************************************************************/
/* The SD card detect (CD) signal is on P0[13]. This signal is shared. It is also
* used for MOSI1 and USB_UP_LED. The CD pin may be disconnected. There is a jumper
* on board that enables the CD pin.
*
* The CD pin is interrupting:
*/
#define GPIO_SD_CD (GPIO_INTBOTH | GPIO_PULLUP | GPIO_PORT0 | GPIO_PIN13)
/* LCD ******************************************************************************/
/* Backlight enable, P2[1]. Initial state is ON */
#define GPIO_LCD_BL (GPIO_OUTPUT | GPIO_VALUE_ONE | GPIO_PORT2 | GPIO_PIN1)
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public data
************************************************************************************/
#ifndef __ASSEMBLY__
/************************************************************************************
* Public Functions
************************************************************************************/
/************************************************************************************
* Name: lpc17_sspinitialize
*
* Description:
* Called to configure SPI chip select GPIO pins for the WaveShare Open1788 board.
*
************************************************************************************/
void weak_function lpc17_sspinitialize(void);
/************************************************************************************
* Name: lpc17_sdram_initialize
*
* Description:
* Initialize SDRAM
*
************************************************************************************/
#ifdef CONFIG_LPC17_EMC
#ifdef CONFIG_ARCH_EXTDRAM
void lpc17_sdram_initialize(void);
#endif
/************************************************************************************
* Name: lpc17_nor_initialize
*
* Description:
* Initialize NOR FLASH
*
************************************************************************************/
#ifdef CONFIG_ARCH_EXTNOR
void lpc17_nor_initialize(void);
#endif
/************************************************************************************
* Name: lpc17_nand_initialize
*
* Description:
* Initialize NAND FLASH
*
************************************************************************************/
#ifdef CONFIG_ARCH_EXTNAND
void lpc17_nand_initialize(void);
#endif
#endif /* CONFIG_LPC17_EMC */
/****************************************************************************
* Name: nsh_archinitialize
*
* Description:
* Perform architecture specific initialization for NSH.
*
* CONFIG_NSH_ARCHINIT=y :
* Called from the NSH library
*
* CONFIG_BOARD_INITIALIZE=y, CONFIG_NSH_LIBRARY=y, &&
* CONFIG_NSH_ARCHINIT=n:
* Called from board_initialize().
*
****************************************************************************/
#ifdef CONFIG_NSH_LIBRARY
int nsh_archinitialize(void);
#endif
#endif /* __ASSEMBLY__ */
#endif /* _CONFIGS_OPEN1788_SRC_OPEN1788_H */
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