include/asm-arm/arch-l7200/gpio.h

   1 /****************************************************************************/
   2 /*
   3  *      linux/include/asm-arm/arch-l7200/gpio.h
   4  *
   5  *      Registers and  helper functions for the L7200 Link-Up Systems
   6  *      GPIO.
   7  *
   8  *      (C) Copyright 2000, S A McConnell  (samcconn@cotw.com)
   9  *
  10  *  This file is subject to the terms and conditions of the GNU General Public
  11  *  License. See the file COPYING in the main directory of this archive for
  12  *  more details.
  13  */
  14
  15 /****************************************************************************/
  16
  17 #define GPIO_OFF   0x00005000  /* Offset from IO_START to the GPIO reg's. */
  18
  19 /* IO_START and IO_BASE are defined in hardware.h */
  20
  21 #define GPIO_START (IO_START_2 + GPIO_OFF) /* Physical addr of the GPIO reg. */
  22 #define GPIO_BASE  (IO_BASE_2  + GPIO_OFF) /* Virtual addr of the GPIO reg. */
  23
  24 /* Offsets from the start of the GPIO for all the registers. */
  25 #define PADR_OFF     0x000
  26 #define PADDR_OFF    0x004
  27 #define PASBSR_OFF   0x008
  28 #define PAEENR_OFF   0x00c
  29 #define PAESNR_OFF   0x010
  30 #define PAESTR_OFF   0x014
  31 #define PAIMR_OFF    0x018
  32 #define PAINT_OFF    0x01c
  33
  34 #define PBDR_OFF     0x020
  35 #define PBDDR_OFF    0x024
  36 #define PBSBSR_OFF   0x028
  37 #define PBIMR_OFF    0x038
  38 #define PBINT_OFF    0x03c
  39
  40 #define PCDR_OFF     0x040
  41 #define PCDDR_OFF    0x044
  42 #define PCSBSR_OFF   0x048
  43 #define PCIMR_OFF    0x058
  44 #define PCINT_OFF    0x05c
  45
  46 #define PDDR_OFF     0x060
  47 #define PDDDR_OFF    0x064
  48 #define PDSBSR_OFF   0x068
  49 #define PDEENR_OFF   0x06c
  50 #define PDESNR_OFF   0x070
  51 #define PDESTR_OFF   0x074
  52 #define PDIMR_OFF    0x078
  53 #define PDINT_OFF    0x07c
  54
  55 #define PEDR_OFF     0x080
  56 #define PEDDR_OFF    0x084
  57 #define PESBSR_OFF   0x088
  58 #define PEEENR_OFF   0x08c
  59 #define PEESNR_OFF   0x090
  60 #define PEESTR_OFF   0x094
  61 #define PEIMR_OFF    0x098
  62 #define PEINT_OFF    0x09c
  63
  64 /* Define the GPIO registers for use by device drivers and the kernel. */
  65 #define PADR   (*(volatile unsigned long *)(GPIO_BASE+PADR_OFF))
  66 #define PADDR  (*(volatile unsigned long *)(GPIO_BASE+PADDR_OFF))
  67 #define PASBSR (*(volatile unsigned long *)(GPIO_BASE+PASBSR_OFF))
  68 #define PAEENR (*(volatile unsigned long *)(GPIO_BASE+PAEENR_OFF))
  69 #define PAESNR (*(volatile unsigned long *)(GPIO_BASE+PAESNR_OFF))
  70 #define PAESTR (*(volatile unsigned long *)(GPIO_BASE+PAESTR_OFF))
  71 #define PAIMR  (*(volatile unsigned long *)(GPIO_BASE+PAIMR_OFF))
  72 #define PAINT  (*(volatile unsigned long *)(GPIO_BASE+PAINT_OFF))
  73
  74 #define PBDR   (*(volatile unsigned long *)(GPIO_BASE+PBDR_OFF))
  75 #define PBDDR  (*(volatile unsigned long *)(GPIO_BASE+PBDDR_OFF))
  76 #define PBSBSR (*(volatile unsigned long *)(GPIO_BASE+PBSBSR_OFF))
  77 #define PBIMR  (*(volatile unsigned long *)(GPIO_BASE+PBIMR_OFF))
  78 #define PBINT  (*(volatile unsigned long *)(GPIO_BASE+PBINT_OFF))
  79
  80 #define PCDR   (*(volatile unsigned long *)(GPIO_BASE+PCDR_OFF))
  81 #define PCDDR  (*(volatile unsigned long *)(GPIO_BASE+PCDDR_OFF))
  82 #define PCSBSR (*(volatile unsigned long *)(GPIO_BASE+PCSBSR_OFF))
  83 #define PCIMR  (*(volatile unsigned long *)(GPIO_BASE+PCIMR_OFF))
  84 #define PCINT  (*(volatile unsigned long *)(GPIO_BASE+PCINT_OFF))
  85
  86 #define PDDR   (*(volatile unsigned long *)(GPIO_BASE+PDDR_OFF))
  87 #define PDDDR  (*(volatile unsigned long *)(GPIO_BASE+PDDDR_OFF))
  88 #define PDSBSR (*(volatile unsigned long *)(GPIO_BASE+PDSBSR_OFF))
  89 #define PDEENR (*(volatile unsigned long *)(GPIO_BASE+PDEENR_OFF))
  90 #define PDESNR (*(volatile unsigned long *)(GPIO_BASE+PDESNR_OFF))
  91 #define PDESTR (*(volatile unsigned long *)(GPIO_BASE+PDESTR_OFF))
  92 #define PDIMR  (*(volatile unsigned long *)(GPIO_BASE+PDIMR_OFF))
  93 #define PDINT  (*(volatile unsigned long *)(GPIO_BASE+PDINT_OFF))
  94
  95 #define PEDR   (*(volatile unsigned long *)(GPIO_BASE+PEDR_OFF))
  96 #define PEDDR  (*(volatile unsigned long *)(GPIO_BASE+PEDDR_OFF))
  97 #define PESBSR (*(volatile unsigned long *)(GPIO_BASE+PESBSR_OFF))
  98 #define PEEENR (*(volatile unsigned long *)(GPIO_BASE+PEEENR_OFF))
  99 #define PEESNR (*(volatile unsigned long *)(GPIO_BASE+PEESNR_OFF))
 100 #define PEESTR (*(volatile unsigned long *)(GPIO_BASE+PEESTR_OFF))
 101 #define PEIMR  (*(volatile unsigned long *)(GPIO_BASE+PEIMR_OFF))
 102 #define PEINT  (*(volatile unsigned long *)(GPIO_BASE+PEINT_OFF))
 103
 104 #define VEE_EN         0x02
 105 #define BACKLIGHT_EN   0x04