132 lines
5.5 KiB
C
132 lines
5.5 KiB
C
/************************************************************************************
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* configs/sama5d2-xult/src/sama5d2-xult.h
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*
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* Copyright (C) 2015 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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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_SAMA5D2_XULT_SRC_SAMA5D2_XULT_H
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#define __CONFIGS_SAMA5D2_XULT_SRC_SAMA5D2_XULT_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 <stdbool.h>
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#include <arch/irq.h>
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#include <nuttx/irq.h>
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#include "chip/sam_pinmap.h"
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/************************************************************************************
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* Pre-processor Definitions
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************************************************************************************/
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/* Configuration ********************************************************************/
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/* procfs File System */
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#ifdef CONFIG_FS_PROCFS
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# ifdef CONFIG_NSH_PROC_MOUNTPOINT
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# define SAMA5_PROCFS_MOUNTPOINT CONFIG_NSH_PROC_MOUNTPOINT
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# else
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# define SAMA5_PROCFS_MOUNTPOINT "/proc"
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# endif
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#endif
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/* LEDs *****************************************************************************/
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/* There is an RGB LED on board the SAMA5D2-XULT. The RED component is driven by
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* the SDHC_CD pin (PA13) and so will not be used. The LEDs are provided VDD_LED
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* and so bringing the LED low will illuminated the LED.
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*
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* ------------------------------ ------------------- -------------------------
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* SAMA5D2 PIO SIGNAL USAGE
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* ------------------------------ ------------------- -------------------------
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* PA13 SDHC_CD_PA13 Red LED
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* PB5 LED_GREEN_PB5 Green LED
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* PB0 LED_BLUE_PB0 Blue LED
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* ------------------------------ ------------------- -------------------------
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*/
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#define PIO_LED_GREEN (PIO_OUTPUT | PIO_CFG_DEFAULT | PIO_OUTPUT_SET | \
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PIO_PORT_PIOB | PIO_PIN5)
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#define PIO_LED_BLUE (PIO_OUTPUT | PIO_CFG_DEFAULT | PIO_OUTPUT_SET | \
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PIO_PORT_PIOB | PIO_PIN0)
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/* Buttons **************************************************************************/
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/* A single button, PB_USER (PB6), is available on the SAMA5D2-XULT
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*
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* ------------------------------ ------------------- -------------------------
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* SAMA5D2 PIO SIGNAL USAGE
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* ------------------------------ ------------------- -------------------------
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* PB6 USER_PB_PB6 PB_USER push button
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* ------------------------------ ------------------- -------------------------
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*
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* Closing PB_USER will bring PB6 to ground so 1) PB6 should have a weak pull-up,
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* and 2) when PB_USER is pressed, a low value will be senses.
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*/
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#define PIO_BTN_USER (PIO_INPUT | PIO_CFG_PULLUP | PIO_CFG_DEGLITCH | \
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PIO_INT_BOTHEDGES | PIO_PORT_PIOB | PIO_PIN6)
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#define IRQ_BTN_USER SAM_IRQ_PB6
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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: sam_bringup
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*
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* Description:
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* Bring up board features
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*
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****************************************************************************/
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int sam_bringup(void);
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#endif /* __ASSEMBLY__ */
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#endif /* __CONFIGS_SAMA5D2_XULT_SRC_SAMA5D2_XULT_H */
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