include/asm-frv/gpio-regs.h

   1 /* gpio-regs.h: on-chip general purpose I/O registers
   2  *
   3  * Copyright (C) 2003 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11
  12 #ifndef _ASM_GPIO_REGS
  13 #define _ASM_GPIO_REGS
  14
  15 #define __reg(ADDR) (*(volatile unsigned long *)(ADDR))
  16
  17 #define __get_PDR()     ({ __reg(0xfeff0400); })
  18 #define __set_PDR(V)    do { __reg(0xfeff0400) = (V); mb(); } while(0)
  19
  20 #define __get_GPDR()    ({ __reg(0xfeff0408); })
  21 #define __set_GPDR(V)   do { __reg(0xfeff0408) = (V); mb(); } while(0)
  22
  23 #define __get_SIR()     ({ __reg(0xfeff0410); })
  24 #define __set_SIR(V)    do { __reg(0xfeff0410) = (V); mb(); } while(0)
  25
  26 #define __get_SOR()     ({ __reg(0xfeff0418); })
  27 #define __set_SOR(V)    do { __reg(0xfeff0418) = (V); mb(); } while(0)
  28
  29 #define __set_PDSR(V)   do { __reg(0xfeff0420) = (V); mb(); } while(0)
  30
  31 #define __set_PDCR(V)   do { __reg(0xfeff0428) = (V); mb(); } while(0)
  32
  33 #define __get_RSTR()    ({ __reg(0xfeff0500); })
  34 #define __set_RSTR(V)   do { __reg(0xfeff0500) = (V); mb(); } while(0)
  35
  36
  37
  38 /* PDR definitions */
  39 #define PDR_GPIO_DATA(X)        (1 << (X))
  40
  41 /* GPDR definitions */
  42 #define GPDR_INPUT              0
  43 #define GPDR_OUTPUT             1
  44 #define GPDR_DREQ0_BIT          0x00001000
  45 #define GPDR_DREQ1_BIT          0x00008000
  46 #define GPDR_DREQ2_BIT          0x00040000
  47 #define GPDR_DREQ3_BIT          0x00080000
  48 #define GPDR_DREQ4_BIT          0x00004000
  49 #define GPDR_DREQ5_BIT          0x00020000
  50 #define GPDR_DREQ6_BIT          0x00100000
  51 #define GPDR_DREQ7_BIT          0x00200000
  52 #define GPDR_DACK0_BIT          0x00002000
  53 #define GPDR_DACK1_BIT          0x00010000
  54 #define GPDR_DACK2_BIT          0x00100000
  55 #define GPDR_DACK3_BIT          0x00200000
  56 #define GPDR_DONE0_BIT          0x00004000
  57 #define GPDR_DONE1_BIT          0x00020000
  58 #define GPDR_GPIO_DIR(X,D)      ((D) << (X))
  59
  60 /* SIR definitions */
  61 #define SIR_GPIO_INPUT          0
  62 #define SIR_DREQ7_INPUT         0x00200000
  63 #define SIR_DREQ6_INPUT         0x00100000
  64 #define SIR_DREQ3_INPUT         0x00080000
  65 #define SIR_DREQ2_INPUT         0x00040000
  66 #define SIR_DREQ5_INPUT         0x00020000
  67 #define SIR_DREQ1_INPUT         0x00008000
  68 #define SIR_DREQ4_INPUT         0x00004000
  69 #define SIR_DREQ0_INPUT         0x00001000
  70 #define SIR_RXD1_INPUT          0x00000400
  71 #define SIR_CTS0_INPUT          0x00000100
  72 #define SIR_RXD0_INPUT          0x00000040
  73 #define SIR_GATE1_INPUT         0x00000020
  74 #define SIR_GATE0_INPUT         0x00000010
  75 #define SIR_IRQ3_INPUT          0x00000008
  76 #define SIR_IRQ2_INPUT          0x00000004
  77 #define SIR_IRQ1_INPUT          0x00000002
  78 #define SIR_IRQ0_INPUT          0x00000001
  79 #define SIR_DREQ_BITS           (SIR_DREQ0_INPUT | SIR_DREQ1_INPUT | \
  80                                  SIR_DREQ2_INPUT | SIR_DREQ3_INPUT | \
  81                                  SIR_DREQ4_INPUT | SIR_DREQ5_INPUT | \
  82                                  SIR_DREQ6_INPUT | SIR_DREQ7_INPUT)
  83
  84 /* SOR definitions */
  85 #define SOR_GPIO_OUTPUT         0
  86 #define SOR_DACK3_OUTPUT        0x00200000
  87 #define SOR_DACK2_OUTPUT        0x00100000
  88 #define SOR_DONE1_OUTPUT        0x00020000
  89 #define SOR_DACK1_OUTPUT        0x00010000
  90 #define SOR_DONE0_OUTPUT        0x00004000
  91 #define SOR_DACK0_OUTPUT        0x00002000
  92 #define SOR_TXD1_OUTPUT         0x00000800
  93 #define SOR_RTS0_OUTPUT         0x00000200
  94 #define SOR_TXD0_OUTPUT         0x00000080
  95 #define SOR_TOUT1_OUTPUT        0x00000020
  96 #define SOR_TOUT0_OUTPUT        0x00000010
  97 #define SOR_DONE_BITS           (SOR_DONE0_OUTPUT | SOR_DONE1_OUTPUT)
  98 #define SOR_DACK_BITS           (SOR_DACK0_OUTPUT | SOR_DACK1_OUTPUT | \
  99                                  SOR_DACK2_OUTPUT | SOR_DACK3_OUTPUT)
 100
 101 /* PDSR definitions */
 102 #define PDSR_UNCHANGED          0
 103 #define PDSR_SET_BIT(X)         (1 << (X))
 104
 105 /* PDCR definitions */
 106 #define PDCR_UNCHANGED          0
 107 #define PDCR_CLEAR_BIT(X)       (1 << (X))
 108
 109 /* RSTR definitions */
 110 /* Read Only */
 111 #define RSTR_POWERON            0x00000400
 112 #define RSTR_SOFTRESET_STATUS   0x00000100
 113 /* Write Only */
 114 #define RSTR_SOFTRESET          0x00000001
 115
 116 #endif /* _ASM_GPIO_REGS */