root/drivers/watchdog/wd501p.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-1.0+ */
   2 /*
   3  *      Industrial Computer Source WDT500/501 driver
   4  *
   5  *      (c) Copyright 1995      CymruNET Ltd
   6  *                              Innovation Centre
   7  *                              Singleton Park
   8  *                              Swansea
   9  *                              Wales
  10  *                              UK
  11  *                              SA2 8PP
  12  *
  13  *      http://www.cymru.net
  14  *
  15  *      Release 0.04.
  16  */
  17 
  18 
  19 #define WDT_COUNT0              (io+0)
  20 #define WDT_COUNT1              (io+1)
  21 #define WDT_COUNT2              (io+2)
  22 #define WDT_CR                  (io+3)
  23 #define WDT_SR                  (io+4)  /* Start buzzer on PCI write */
  24 #define WDT_RT                  (io+5)  /* Stop buzzer on PCI write */
  25 #define WDT_BUZZER              (io+6)  /* PCI only: rd=disable, wr=enable */
  26 #define WDT_DC                  (io+7)
  27 
  28 /* The following are only on the PCI card, they're outside of I/O space on
  29  * the ISA card: */
  30 #define WDT_CLOCK               (io+12) /* COUNT2: rd=16.67MHz, wr=2.0833MHz */
  31 /* inverted opto isolated reset output: */
  32 #define WDT_OPTONOTRST          (io+13) /* wr=enable, rd=disable */
  33 /* opto isolated reset output: */
  34 #define WDT_OPTORST             (io+14) /* wr=enable, rd=disable */
  35 /* programmable outputs: */
  36 #define WDT_PROGOUT             (io+15) /* wr=enable, rd=disable */
  37 
  38                                                          /* FAN 501 500 */
  39 #define WDC_SR_WCCR             1       /* Active low */ /*  X   X   X  */
  40 #define WDC_SR_TGOOD            2                        /*  X   X   -  */
  41 #define WDC_SR_ISOI0            4                        /*  X   X   X  */
  42 #define WDC_SR_ISII1            8                        /*  X   X   X  */
  43 #define WDC_SR_FANGOOD          16                       /*  X   -   -  */
  44 #define WDC_SR_PSUOVER          32      /* Active low */ /*  X   X   -  */
  45 #define WDC_SR_PSUUNDR          64      /* Active low */ /*  X   X   -  */
  46 #define WDC_SR_IRQ              128     /* Active low */ /*  X   X   X  */
  47 

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