132 lines
5.4 KiB
C
132 lines
5.4 KiB
C
/************************************************************************************
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* configs/maple/src/maple.h
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*
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* Copyright (C) 2013 Gregory Nutt. All rights reserved.
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* Author: Laurent Latil <laurent@latil.nom.fr>
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* Librae <librae8226@gmail.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************************************/
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#ifndef __CONFIGS_MAPLE_SRC_MAPLE_H
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#define __CONFIGS_MAPLE_SRC_MAPLE_H
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <nuttx/config.h>
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#include <nuttx/compiler.h>
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#include <stdint.h>
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#include <arch/stm32/chip.h>
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/************************************************************************************
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* Pre-processor Definitions
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************************************************************************************/
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/* How many SPI modules does this chip support? The LM3S6918 supports 2 SPI
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* modules (others may support more -- in such case, the following must be
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* expanded).
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*/
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#if STM32_NSPI < 1
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# undef CONFIG_STM32_SPI1
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# undef CONFIG_STM32_SPI2
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#elif STM32_NSPI < 2
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# undef CONFIG_STM32_SPI2
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#endif
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/* GPIOs **************************************************************/
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/* GPIO settings for LEDs and USB */
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#ifdef CONFIG_MAPLE_MINI
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# define GPIO_LED (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTB|GPIO_PIN1)
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# define GPIO_USB_PULLUP (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
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GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN9)
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#else
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# define GPIO_LED (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
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GPIO_OUTPUT_CLEAR|GPIO_PORTA|GPIO_PIN5)
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# define GPIO_USB_PULLUP (GPIO_OUTPUT|GPIO_CNF_OUTPP|GPIO_MODE_50MHz|\
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GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN12)
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#endif
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/* The Maple configuration has been used to very the Sharp Memory LCD
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* on a custom board. These are pin definitions for that custom
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* board interface. If you should decide to integrate the Sharp
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* Memory LCD with your Maple board, you may need to changes these
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* settings.
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*/
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#define GPIO_MEMLCD_EXTCOMIN (GPIO_PORTA | GPIO_PIN13 | GPIO_OUTPUT_CLEAR | \
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GPIO_OUTPUT | GPIO_CNF_OUTPP | GPIO_MODE_50MHz)
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#define GPIO_MEMLCD_DISP (GPIO_PORTA | GPIO_PIN14 | GPIO_OUTPUT_CLEAR | \
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GPIO_OUTPUT | GPIO_CNF_OUTPP | GPIO_MODE_50MHz)
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#define GPIO_MEMLCD_CS (GPIO_PORTA | GPIO_PIN15 | GPIO_OUTPUT_CLEAR | \
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GPIO_OUTPUT | GPIO_CNF_OUTPP | GPIO_MODE_50MHz)
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/************************************************************************************
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* Public Types
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************************************************************************************/
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/************************************************************************************
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* Public data
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************************************************************************************/
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#ifndef __ASSEMBLY__
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/************************************************************************************
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* Public Functions
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************************************************************************************/
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/************************************************************************************
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* Name: stm32_spidev_initialize
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*
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* Description:
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* Called to configure SPI chip select GPIO pins.
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*
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************************************************************************************/
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void stm32_spidev_initialize(void);
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/************************************************************************************
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* Name: stm32_usbinitialize
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*
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* Description:
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* Called to setup USB-related GPIO pins.
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*
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************************************************************************************/
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void stm32_usbinitialize(void);
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#endif /* __ASSEMBLY__ */
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#endif /* __CONFIGS_MAPLE_SRC_MAPLE_H */
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