1/******************************************************************************
2 *
3 * Name:	lm80.h
4 * Project:	Gigabit Ethernet Adapters, Common Modules
5 * Version:	$Revision: 1.1.1.1 $
6 * Date:	$Date: 2007/08/03 18:52:48 $
7 * Purpose:	Contains all defines for the LM80 Chip
8 *		(National Semiconductor).
9 *
10 ******************************************************************************/
11
12/******************************************************************************
13 *
14 *	(C)Copyright 1998-2002 SysKonnect.
15 *	(C)Copyright 2002-2003 Marvell.
16 *
17 *	This program is free software; you can redistribute it and/or modify
18 *	it under the terms of the GNU General Public License as published by
19 *	the Free Software Foundation; either version 2 of the License, or
20 *	(at your option) any later version.
21 *
22 *	The information in this file is provided "AS IS" without warranty.
23 *
24 ******************************************************************************/
25
26#ifndef __INC_LM80_H
27#define __INC_LM80_H
28
29#ifdef __cplusplus
30extern "C" {
31#endif	/* __cplusplus */
32
33/* defines ********************************************************************/
34
35/*
36 * LM80 register definition
37 *
38 * All registers are 8 bit wide
39 */
40#define LM80_CFG			0x00	/* Configuration Register */
41#define LM80_ISRC_1			0x01	/* Interrupt Status Register 1 */
42#define LM80_ISRC_2			0x02	/* Interrupt Status Register 2 */
43#define LM80_IMSK_1			0x03	/* Interrupt Mask Register 1 */
44#define LM80_IMSK_2			0x04	/* Interrupt Mask Register 2 */
45#define LM80_FAN_CTRL		0x05	/* Fan Devisor/RST#/OS# Register */
46#define LM80_TEMP_CTRL		0x06	/* OS# Config, Temp Res. Reg */
47	/* 0x07 - 0x1f reserved	*/
48	/* current values */
49#define LM80_VT0_IN			0x20	/* current Voltage 0 value */
50#define LM80_VT1_IN			0x21	/* current Voltage 1 value */
51#define LM80_VT2_IN			0x22	/* current Voltage 2 value */
52#define LM80_VT3_IN			0x23	/* current Voltage 3 value */
53#define LM80_VT4_IN			0x24	/* current Voltage 4 value */
54#define LM80_VT5_IN			0x25	/* current Voltage 5 value */
55#define LM80_VT6_IN			0x26	/* current Voltage 6 value */
56#define LM80_TEMP_IN		0x27	/* current Temperature value */
57#define LM80_FAN1_IN		0x28	/* current Fan 1 count */
58#define LM80_FAN2_IN		0x29	/* current Fan 2 count */
59	/* limit values */
60#define LM80_VT0_HIGH_LIM	0x2a	/* high limit val for Voltage 0 */
61#define LM80_VT0_LOW_LIM	0x2b	/* low limit val for Voltage 0 */
62#define LM80_VT1_HIGH_LIM	0x2c	/* high limit val for Voltage 1 */
63#define LM80_VT1_LOW_LIM	0x2d	/* low limit val for Voltage 1 */
64#define LM80_VT2_HIGH_LIM	0x2e	/* high limit val for Voltage 2 */
65#define LM80_VT2_LOW_LIM	0x2f	/* low limit val for Voltage 2 */
66#define LM80_VT3_HIGH_LIM	0x30	/* high limit val for Voltage 3 */
67#define LM80_VT3_LOW_LIM	0x31	/* low limit val for Voltage 3 */
68#define LM80_VT4_HIGH_LIM	0x32	/* high limit val for Voltage 4 */
69#define LM80_VT4_LOW_LIM	0x33	/* low limit val for Voltage 4 */
70#define LM80_VT5_HIGH_LIM	0x34	/* high limit val for Voltage 5 */
71#define LM80_VT5_LOW_LIM	0x35	/* low limit val for Voltage 5 */
72#define LM80_VT6_HIGH_LIM	0x36	/* high limit val for Voltage 6 */
73#define LM80_VT6_LOW_LIM	0x37	/* low limit val for Voltage 6 */
74#define LM80_THOT_LIM_UP	0x38	/* hot temperature limit (high) */
75#define LM80_THOT_LIM_LO	0x39	/* hot temperature limit (low) */
76#define LM80_TOS_LIM_UP		0x3a	/* OS temperature limit (high) */
77#define LM80_TOS_LIM_LO		0x3b	/* OS temperature limit (low) */
78#define LM80_FAN1_COUNT_LIM	0x3c	/* Fan 1 count limit (high) */
79#define LM80_FAN2_COUNT_LIM	0x3d	/* Fan 2 count limit (low) */
80	/* 0x3e - 0x3f reserved	*/
81
82/*
83 * LM80 bit definitions
84 */
85
86/*	LM80_CFG		Configuration Register */
87#define LM80_CFG_START		(1<<0)	/* start monitoring operation */
88#define LM80_CFG_INT_ENA	(1<<1)	/* enables the INT# Interrupt output */
89#define LM80_CFG_INT_POL	(1<<2)	/* INT# pol: 0 act low, 1 act high */
90#define LM80_CFG_INT_CLR	(1<<3)	/* disables INT#/RST_OUT#/OS# outputs */
91#define LM80_CFG_RESET		(1<<4)	/* signals a reset */
92#define LM80_CFG_CHASS_CLR	(1<<5)	/* clears Chassis Intrusion (CI) pin */
93#define LM80_CFG_GPO		(1<<6)	/* drives the GPO# pin */
94#define LM80_CFG_INIT		(1<<7)	/* restore power on defaults */
95
96/*	LM80_ISRC_1		Interrupt Status Register 1 */
97/*	LM80_IMSK_1		Interrupt Mask Register 1 */
98#define LM80_IS_VT0			(1<<0)	/* limit exceeded for Voltage 0 */
99#define LM80_IS_VT1			(1<<1)	/* limit exceeded for Voltage 1 */
100#define LM80_IS_VT2			(1<<2)	/* limit exceeded for Voltage 2 */
101#define LM80_IS_VT3			(1<<3)	/* limit exceeded for Voltage 3 */
102#define LM80_IS_VT4			(1<<4)	/* limit exceeded for Voltage 4 */
103#define LM80_IS_VT5			(1<<5)	/* limit exceeded for Voltage 5 */
104#define LM80_IS_VT6			(1<<6)	/* limit exceeded for Voltage 6 */
105#define LM80_IS_INT_IN		(1<<7)	/* state of INT_IN# */
106
107/*	LM80_ISRC_2		Interrupt Status Register 2 */
108/*	LM80_IMSK_2		Interrupt Mask Register 2 */
109#define LM80_IS_TEMP		(1<<0)	/* HOT temperature limit exceeded */
110#define LM80_IS_BTI			(1<<1)	/* state of BTI# pin */
111#define LM80_IS_FAN1		(1<<2)	/* count limit exceeded for Fan 1 */
112#define LM80_IS_FAN2		(1<<3)	/* count limit exceeded for Fan 2 */
113#define LM80_IS_CI			(1<<4)	/* Chassis Intrusion occured */
114#define LM80_IS_OS			(1<<5)	/* OS temperature limit exceeded */
115	/* bit 6 and 7 are reserved in LM80_ISRC_2 */
116#define LM80_IS_HT_IRQ_MD	(1<<6)	/* Hot temperature interrupt mode */
117#define LM80_IS_OT_IRQ_MD	(1<<7)	/* OS temperature interrupt mode */
118
119/*	LM80_FAN_CTRL		Fan Devisor/RST#/OS# Register */
120#define LM80_FAN1_MD_SEL	(1<<0)	/* Fan 1 mode select */
121#define LM80_FAN2_MD_SEL	(1<<1)	/* Fan 2 mode select */
122#define LM80_FAN1_PRM_CTL	(3<<2)	/* Fan 1 speed control */
123#define LM80_FAN2_PRM_CTL	(3<<4)	/* Fan 2 speed control */
124#define LM80_FAN_OS_ENA		(1<<6)	/* enable OS mode on RST_OUT#/OS# pins*/
125#define LM80_FAN_RST_ENA	(1<<7)	/* sets RST_OUT#/OS# pins in RST mode */
126
127/*	LM80_TEMP_CTRL		OS# Config, Temp Res. Reg */
128#define LM80_TEMP_OS_STAT	(1<<0)	/* mirrors the state of RST_OUT#/OS# */
129#define LM80_TEMP_OS_POL	(1<<1)	/* select OS# polarity */
130#define LM80_TEMP_OS_MODE	(1<<2)	/* selects Interrupt mode */
131#define LM80_TEMP_RES		(1<<3)	/* selects 9 or 11 bit temp resulution*/
132#define LM80_TEMP_LSB		(0xf<<4)/* 4 LSBs of 11 bit temp data */
133#define LM80_TEMP_LSB_9		(1<<7)	/* LSB of 9 bit temperature data */
134
135	/* 0x07 - 0x1f reserved	*/
136/*	LM80_VT0_IN		current Voltage 0 value */
137/*	LM80_VT1_IN		current Voltage 1 value */
138/*	LM80_VT2_IN		current Voltage 2 value */
139/*	LM80_VT3_IN		current Voltage 3 value */
140/*	LM80_VT4_IN		current Voltage 4 value */
141/*	LM80_VT5_IN		current Voltage 5 value */
142/*	LM80_VT6_IN		current Voltage 6 value */
143/*	LM80_TEMP_IN		current temperature value */
144/*	LM80_FAN1_IN		current Fan 1 count */
145/*	LM80_FAN2_IN		current Fan 2 count */
146/*	LM80_VT0_HIGH_LIM	high limit val for Voltage 0 */
147/*	LM80_VT0_LOW_LIM	low limit val for Voltage 0 */
148/*	LM80_VT1_HIGH_LIM	high limit val for Voltage 1 */
149/*	LM80_VT1_LOW_LIM	low limit val for Voltage 1 */
150/*	LM80_VT2_HIGH_LIM	high limit val for Voltage 2 */
151/*	LM80_VT2_LOW_LIM	low limit val for Voltage 2 */
152/*	LM80_VT3_HIGH_LIM	high limit val for Voltage 3 */
153/*	LM80_VT3_LOW_LIM	low limit val for Voltage 3 */
154/*	LM80_VT4_HIGH_LIM	high limit val for Voltage 4 */
155/*	LM80_VT4_LOW_LIM	low limit val for Voltage 4 */
156/*	LM80_VT5_HIGH_LIM	high limit val for Voltage 5 */
157/*	LM80_VT5_LOW_LIM	low limit val for Voltage 5 */
158/*	LM80_VT6_HIGH_LIM	high limit val for Voltage 6 */
159/*	LM80_VT6_LOW_LIM	low limit val for Voltage 6 */
160/*	LM80_THOT_LIM_UP	hot temperature limit (high) */
161/*	LM80_THOT_LIM_LO	hot temperature limit (low) */
162/*	LM80_TOS_LIM_UP		OS temperature limit (high) */
163/*	LM80_TOS_LIM_LO		OS temperature limit (low) */
164/*	LM80_FAN1_COUNT_LIM	Fan 1 count limit (high) */
165/*	LM80_FAN2_COUNT_LIM	Fan 2 count limit (low) */
166	/* 0x3e - 0x3f reserved	*/
167
168#define LM80_ADDR		0x28	/* LM80 default addr */
169
170/* typedefs *******************************************************************/
171
172
173/* function prototypes ********************************************************/
174
175#ifdef __cplusplus
176}
177#endif	/* __cplusplus */
178
179#endif	/* __INC_LM80_H */
180