drivers/net/sk98lin/h/skgei2c.h

   1 /******************************************************************************
   2  *
   3  * Name:        skgei2c.h
   4  * Project:     Gigabit Ethernet Adapters, TWSI-Module
   5  * Version:     $Revision: 1.25 $
   6  * Date:        $Date: 2003/10/20 09:06:05 $
   7  * Purpose:     Special defines for TWSI
   8  *
   9  ******************************************************************************/
  10
  11 /******************************************************************************
  12  *
  13  *      (C)Copyright 1998-2002 SysKonnect.
  14  *      (C)Copyright 2002-2003 Marvell.
  15  *
  16  *      This program is free software; you can redistribute it and/or modify
  17  *      it under the terms of the GNU General Public License as published by
  18  *      the Free Software Foundation; either version 2 of the License, or
  19  *      (at your option) any later version.
  20  *
  21  *      The information in this file is provided "AS IS" without warranty.
  22  *
  23  ******************************************************************************/
  24
  25 /*
  26  * SKGEI2C.H    contains all SK-98xx specific defines for the TWSI handling
  27  */
  28
  29 #ifndef _INC_SKGEI2C_H_
  30 #define _INC_SKGEI2C_H_
  31
  32 /*
  33  * Macros to access the B2_I2C_CTRL
  34  */
  35 #define SK_I2C_CTL(IoC, flag, dev, dev_size, reg, burst) \
  36         SK_OUT32(IoC, B2_I2C_CTRL,\
  37                 (flag ? 0x80000000UL : 0x0L) | \
  38                 (((SK_U32)reg << 16) & I2C_ADDR) | \
  39                 (((SK_U32)dev << 9) & I2C_DEV_SEL) | \
  40                 (dev_size & I2C_DEV_SIZE) | \
  41                 ((burst << 4) & I2C_BURST_LEN))
  42
  43 #define SK_I2C_STOP(IoC) {                              \
  44         SK_U32  I2cCtrl;                                \
  45         SK_IN32(IoC, B2_I2C_CTRL, &I2cCtrl);            \
  46         SK_OUT32(IoC, B2_I2C_CTRL, I2cCtrl | I2C_STOP); \
  47 }
  48
  49 #define SK_I2C_GET_CTL(IoC, pI2cCtrl)   SK_IN32(IoC, B2_I2C_CTRL, pI2cCtrl)
  50
  51 /*
  52  * Macros to access the TWSI SW Registers
  53  */
  54 #define SK_I2C_SET_BIT(IoC, SetBits) {                  \
  55         SK_U8   OrgBits;                                \
  56         SK_IN8(IoC, B2_I2C_SW, &OrgBits);               \
  57         SK_OUT8(IoC, B2_I2C_SW, OrgBits | (SK_U8)(SetBits));    \
  58 }
  59
  60 #define SK_I2C_CLR_BIT(IoC, ClrBits) {                  \
  61         SK_U8   OrgBits;                                \
  62         SK_IN8(IoC, B2_I2C_SW, &OrgBits);               \
  63         SK_OUT8(IoC, B2_I2C_SW, OrgBits & ~((SK_U8)(ClrBits))); \
  64 }
  65
  66 #define SK_I2C_GET_SW(IoC, pI2cSw)      SK_IN8(IoC, B2_I2C_SW, pI2cSw)
  67
  68 /*
  69  * define the possible sensor states
  70  */
  71 #define SK_SEN_IDLE             0       /* Idle: sensor not read */
  72 #define SK_SEN_VALUE    1       /* Value Read cycle */
  73 #define SK_SEN_VALEXT   2       /* Extended Value Read cycle */
  74
  75 /*
  76  * Conversion factor to convert read Voltage sensor to milli Volt
  77  * Conversion factor to convert read Temperature sensor to 10th degree Celsius
  78  */
  79 #define SK_LM80_VT_LSB          22      /* 22mV LSB resolution */
  80 #define SK_LM80_TEMP_LSB        10      /* 1 degree LSB resolution */
  81 #define SK_LM80_TEMPEXT_LSB      5      /* 0.5 degree LSB resolution for ext. val. */
  82
  83 /*
  84  * formula: counter = (22500*60)/(rpm * divisor * pulses/2)
  85  * assuming: 6500rpm, 4 pulses, divisor 1
  86  */
  87 #define SK_LM80_FAN_FAKTOR      ((22500L*60)/(1*2))
  88
  89 /*
  90  * Define sensor management data
  91  * Maximum is reached on Genesis copper dual port and Yukon-64
  92  * Board specific maximum is in pAC->I2c.MaxSens
  93  */
  94 #define SK_MAX_SENSORS  8       /* maximal no. of installed sensors */
  95 #define SK_MIN_SENSORS  5       /* minimal no. of installed sensors */
  96
  97 /*
  98  * To watch the state machine (SM) use the timer in two ways
  99  * instead of one as hitherto
 100  */
 101 #define SK_TIMER_WATCH_SM               0       /* Watch the SM to finish in a spec. time */
 102 #define SK_TIMER_NEW_GAUGING    1       /* Start a new gauging when timer expires */
 103
 104 /*
 105  * Defines for the individual thresholds
 106  */
 107
 108 /* Temperature sensor */
 109 #define SK_SEN_TEMP_HIGH_ERR    800     /* Temperature High Err  Threshold */
 110 #define SK_SEN_TEMP_HIGH_WARN   700     /* Temperature High Warn Threshold */
 111 #define SK_SEN_TEMP_LOW_WARN    100     /* Temperature Low  Warn Threshold */
 112 #define SK_SEN_TEMP_LOW_ERR               0     /* Temperature Low  Err  Threshold */
 113
 114 /* VCC which should be 5 V */
 115 #define SK_SEN_PCI_5V_HIGH_ERR          5588    /* Voltage PCI High Err  Threshold */
 116 #define SK_SEN_PCI_5V_HIGH_WARN         5346    /* Voltage PCI High Warn Threshold */
 117 #define SK_SEN_PCI_5V_LOW_WARN          4664    /* Voltage PCI Low  Warn Threshold */
 118 #define SK_SEN_PCI_5V_LOW_ERR           4422    /* Voltage PCI Low  Err  Threshold */
 119
 120 /*
 121  * VIO may be 5 V or 3.3 V. Initialization takes two parts:
 122  * 1. Initialize lowest lower limit and highest higher limit.
 123  * 2. After the first value is read correct the upper or the lower limit to
 124  *    the appropriate C constant.
 125  *
 126  * Warning limits are +-5% of the exepected voltage.
 127  * Error limits are +-10% of the expected voltage.
 128  */
 129
 130 /* Bug fix AF: 16.Aug.2001: Correct the init base of LM80 sensor */
 131
 132 #define SK_SEN_PCI_IO_5V_HIGH_ERR       5566    /* + 10% V PCI-IO High Err Threshold */
 133 #define SK_SEN_PCI_IO_5V_HIGH_WARN      5324    /* +  5% V PCI-IO High Warn Threshold */
 134                                         /*              5000    mVolt */
 135 #define SK_SEN_PCI_IO_5V_LOW_WARN       4686    /* -  5% V PCI-IO Low Warn Threshold */
 136 #define SK_SEN_PCI_IO_5V_LOW_ERR        4444    /* - 10% V PCI-IO Low Err Threshold */
 137
 138 #define SK_SEN_PCI_IO_RANGE_LIMITER     4000    /* 4000 mV range delimiter */
 139
 140 /* correction values for the second pass */
 141 #define SK_SEN_PCI_IO_3V3_HIGH_ERR      3850    /* + 15% V PCI-IO High Err Threshold */
 142 #define SK_SEN_PCI_IO_3V3_HIGH_WARN     3674    /* + 10% V PCI-IO High Warn Threshold */
 143                                         /*              3300    mVolt */
 144 #define SK_SEN_PCI_IO_3V3_LOW_WARN      2926    /* - 10% V PCI-IO Low Warn Threshold */
 145 #define SK_SEN_PCI_IO_3V3_LOW_ERR       2772    /* - 15% V PCI-IO Low Err  Threshold */
 146
 147 /*
 148  * VDD voltage
 149  */
 150 #define SK_SEN_VDD_HIGH_ERR             3630    /* Voltage ASIC High Err  Threshold */
 151 #define SK_SEN_VDD_HIGH_WARN    3476    /* Voltage ASIC High Warn Threshold */
 152 #define SK_SEN_VDD_LOW_WARN             3146    /* Voltage ASIC Low  Warn Threshold */
 153 #define SK_SEN_VDD_LOW_ERR              2970    /* Voltage ASIC Low  Err  Threshold */
 154
 155 /*
 156  * PHY PLL 3V3 voltage
 157  */
 158 #define SK_SEN_PLL_3V3_HIGH_ERR         3630    /* Voltage PMA High Err  Threshold */
 159 #define SK_SEN_PLL_3V3_HIGH_WARN        3476    /* Voltage PMA High Warn Threshold */
 160 #define SK_SEN_PLL_3V3_LOW_WARN         3146    /* Voltage PMA Low  Warn Threshold */
 161 #define SK_SEN_PLL_3V3_LOW_ERR          2970    /* Voltage PMA Low  Err  Threshold */
 162
 163 /*
 164  * VAUX (YUKON only)
 165  */
 166 #define SK_SEN_VAUX_3V3_HIGH_ERR        3630    /* Voltage VAUX High Err Threshold */
 167 #define SK_SEN_VAUX_3V3_HIGH_WARN       3476    /* Voltage VAUX High Warn Threshold */
 168 #define SK_SEN_VAUX_3V3_LOW_WARN        3146    /* Voltage VAUX Low Warn Threshold */
 169 #define SK_SEN_VAUX_3V3_LOW_ERR         2970    /* Voltage VAUX Low Err Threshold */
 170 #define SK_SEN_VAUX_0V_WARN_ERR            0    /* if VAUX not present */
 171 #define SK_SEN_VAUX_RANGE_LIMITER       1000    /* 1000 mV range delimiter */
 172
 173 /*
 174  * PHY 2V5 voltage
 175  */
 176 #define SK_SEN_PHY_2V5_HIGH_ERR         2750    /* Voltage PHY High Err Threshold */
 177 #define SK_SEN_PHY_2V5_HIGH_WARN        2640    /* Voltage PHY High Warn Threshold */
 178 #define SK_SEN_PHY_2V5_LOW_WARN         2376    /* Voltage PHY Low Warn Threshold */
 179 #define SK_SEN_PHY_2V5_LOW_ERR          2222    /* Voltage PHY Low Err Threshold */
 180
 181 /*
 182  * ASIC Core 1V5 voltage (YUKON only)
 183  */
 184 #define SK_SEN_CORE_1V5_HIGH_ERR        1650    /* Voltage ASIC Core High Err Threshold */
 185 #define SK_SEN_CORE_1V5_HIGH_WARN       1575    /* Voltage ASIC Core High Warn Threshold */
 186 #define SK_SEN_CORE_1V5_LOW_WARN        1425    /* Voltage ASIC Core Low Warn Threshold */
 187 #define SK_SEN_CORE_1V5_LOW_ERR         1350    /* Voltage ASIC Core Low Err Threshold */
 188
 189 /*
 190  * FAN 1 speed
 191  */
 192 /* assuming: 6500rpm +-15%, 4 pulses,
 193  * warning at:  80 %
 194  * error at:    70 %
 195  * no upper limit
 196  */
 197 #define SK_SEN_FAN_HIGH_ERR             20000   /* FAN Speed High Err Threshold */
 198 #define SK_SEN_FAN_HIGH_WARN    20000   /* FAN Speed High Warn Threshold */
 199 #define SK_SEN_FAN_LOW_WARN              5200   /* FAN Speed Low Warn Threshold */
 200 #define SK_SEN_FAN_LOW_ERR               4550   /* FAN Speed Low Err Threshold */
 201
 202 /*
 203  * Some Voltages need dynamic thresholds
 204  */
 205 #define SK_SEN_DYN_INIT_NONE             0  /* No dynamic init of thresholds */
 206 #define SK_SEN_DYN_INIT_PCI_IO          10  /* Init PCI-IO with new thresholds */
 207 #define SK_SEN_DYN_INIT_VAUX            11  /* Init VAUX with new thresholds */
 208
 209 extern  int SkLm80ReadSensor(SK_AC *pAC, SK_IOC IoC, SK_SENSOR *pSen);
 210 #endif  /* n_INC_SKGEI2C_H */