1 /* SPDX-License-Identifier: GPL-1.0+ */
3 * Industrial Computer Source WDT500/501 driver
5 * (c) Copyright 1995 CymruNET Ltd
13 * http://www.cymru.net
19 #define WDT_COUNT0 (io+0)
20 #define WDT_COUNT1 (io+1)
21 #define WDT_COUNT2 (io+2)
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 */
28 /* The following are only on the PCI card, they're outside of I/O space on
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 */
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 */