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/********************************************************************************************
* arch/mips/src/pic32mz/pic32mz-pps.h
*
* Copyright (C) 2015 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 __ARCH_MIPS_SRC_PIC32MZ_CHIP_PIC32MZ_PPS_H
#define __ARCH_MIPS_SRC_PIC32MZ_CHIP_PIC32MZ_PPS_H
/********************************************************************************************
* Included Files
********************************************************************************************/
#include <nuttx/config.h>
/********************************************************************************************
* Pre-processor Definitions
********************************************************************************************/
/* PPS Register Offsets/Addresses ***********************************************************/
/* Depends on the peripherals supported by the particular device */
#if defined(CONFIG_ARCH_CHIP_PIC32MZEC)
# include "chip/pic32mzec-pps.h"
#else
# error Unknown PIC32MZ family
#endif
/* PPS Register Bit Field Definitions *************************************(*****************/
/* All registers contain a single 4 bit field (bits 0-3) holding the peripheral pin
* selection.
*/
#define PPS_MASK 0x0000000f
/* Pin Selection Helper Macros **************************************************************/
/* The encoding of the input pin selection is simple. Since we know the devices, we also
* can infer the register address so we need only the value for the register which is
* exactly what is provided by macro definitions.
*
* The encoding of the output pin selection is a little more complex. Knowing the device
* does not provide sufficient information. The output pin definitions include both the
* register value and the register address and the following helper macros can be used
* extract one or the other.
*/
#define PPS_OUTPUT_REGADDR(a,b) (b)
#define PPS_OTUPUT_REVAL(a,b) (a)
/********************************************************************************************
* Public Types
********************************************************************************************/
#ifndef __ASSEMBLY__
/********************************************************************************************
* Public Data
********************************************************************************************/
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/********************************************************************************************
* Public Function Prototypes
********************************************************************************************/
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif /* __ASSEMBLY__ */
#endif /* __ARCH_MIPS_SRC_PIC32MZ_CHIP_PIC32MZ_PPS_H */
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