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