arch/mips/include/asm/mach-pic32/pic32.h

   1 /*
   2  * Joshua Henderson <joshua.henderson@microchip.com>
   3  * Copyright (C) 2015 Microchip Technology Inc.  All rights reserved.
   4  *
   5  * This program is free software; you can distribute it and/or modify it
   6  * under the terms of the GNU General Public License (Version 2) as
   7  * published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * for more details.
  13  */
  14 #ifndef _ASM_MACH_PIC32_H
  15 #define _ASM_MACH_PIC32_H
  16
  17 #include <linux/io.h>
  18
  19 /*
  20  * PIC32 register offsets for SET/CLR/INV where supported.
  21  */
  22 #define PIC32_CLR(_reg)         ((_reg) + 0x04)
  23 #define PIC32_SET(_reg)         ((_reg) + 0x08)
  24 #define PIC32_INV(_reg)         ((_reg) + 0x0C)
  25
  26 /*
  27  * PIC32 Base Register Offsets
  28  */
  29 #define PIC32_BASE_CONFIG       0x1f800000
  30 #define PIC32_BASE_OSC          0x1f801200
  31 #define PIC32_BASE_RESET        0x1f801240
  32 #define PIC32_BASE_PPS          0x1f801400
  33 #define PIC32_BASE_UART         0x1f822000
  34 #define PIC32_BASE_PORT         0x1f860000
  35 #define PIC32_BASE_DEVCFG2      0x1fc4ff44
  36
  37 /*
  38  * Register unlock sequence required for some register access.
  39  */
  40 void pic32_syskey_unlock_debug(const char *fn, const ulong ln);
  41 #define pic32_syskey_unlock()   \
  42         pic32_syskey_unlock_debug(__func__, __LINE__)
  43
  44 #endif /* _ASM_MACH_PIC32_H */