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android_kernel_motorola_sm6225/drivers/net/sk98lin/h/skgei2c.h
Stephen Hemminger 5ad887fa8e sk98lin: resurrect driver 
This reverts commit e1abecc489.

The driver works on some hardware that skge doesn't handle yet.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-09-15 19:35:14 -04:00

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/******************************************************************************
*
* Name: skgei2c.h
* Project: Gigabit Ethernet Adapters, TWSI-Module
* Version: $Revision: 1.25 $
* Date: $Date: 2003/10/20 09:06:05 $
* Purpose: Special defines for TWSI
*
******************************************************************************/
/******************************************************************************
*
* (C)Copyright 1998-2002 SysKonnect.
* (C)Copyright 2002-2003 Marvell.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* The information in this file is provided "AS IS" without warranty.
*
******************************************************************************/
/*
* SKGEI2C.H contains all SK-98xx specific defines for the TWSI handling
*/
#ifndef _INC_SKGEI2C_H_
#define _INC_SKGEI2C_H_
/*
* Macros to access the B2_I2C_CTRL
*/
#define SK_I2C_CTL(IoC, flag, dev, dev_size, reg, burst) \
SK_OUT32(IoC, B2_I2C_CTRL,\
(flag ? 0x80000000UL : 0x0L) | \
(((SK_U32)reg << 16) & I2C_ADDR) | \
(((SK_U32)dev << 9) & I2C_DEV_SEL) | \
(dev_size & I2C_DEV_SIZE) | \
((burst << 4) & I2C_BURST_LEN))
#define SK_I2C_STOP(IoC) { \
SK_U32 I2cCtrl; \
SK_IN32(IoC, B2_I2C_CTRL, &I2cCtrl); \
SK_OUT32(IoC, B2_I2C_CTRL, I2cCtrl | I2C_STOP); \
}
#define SK_I2C_GET_CTL(IoC, pI2cCtrl) SK_IN32(IoC, B2_I2C_CTRL, pI2cCtrl)
/*
* Macros to access the TWSI SW Registers
*/
#define SK_I2C_SET_BIT(IoC, SetBits) { \
SK_U8 OrgBits; \
SK_IN8(IoC, B2_I2C_SW, &OrgBits); \
SK_OUT8(IoC, B2_I2C_SW, OrgBits | (SK_U8)(SetBits)); \
}
#define SK_I2C_CLR_BIT(IoC, ClrBits) { \
SK_U8 OrgBits; \
SK_IN8(IoC, B2_I2C_SW, &OrgBits); \
SK_OUT8(IoC, B2_I2C_SW, OrgBits & ~((SK_U8)(ClrBits))); \
}
#define SK_I2C_GET_SW(IoC, pI2cSw) SK_IN8(IoC, B2_I2C_SW, pI2cSw)
/*
* define the possible sensor states
*/
#define SK_SEN_IDLE 0 /* Idle: sensor not read */
#define SK_SEN_VALUE 1 /* Value Read cycle */
#define SK_SEN_VALEXT 2 /* Extended Value Read cycle */
/*
* Conversion factor to convert read Voltage sensor to milli Volt
* Conversion factor to convert read Temperature sensor to 10th degree Celsius
*/
#define SK_LM80_VT_LSB 22 /* 22mV LSB resolution */
#define SK_LM80_TEMP_LSB 10 /* 1 degree LSB resolution */
#define SK_LM80_TEMPEXT_LSB 5 /* 0.5 degree LSB resolution for ext. val. */
/*
* formula: counter = (22500*60)/(rpm * divisor * pulses/2)
* assuming: 6500rpm, 4 pulses, divisor 1
*/
#define SK_LM80_FAN_FAKTOR ((22500L*60)/(1*2))
/*
* Define sensor management data
* Maximum is reached on Genesis copper dual port and Yukon-64
* Board specific maximum is in pAC->I2c.MaxSens
*/
#define SK_MAX_SENSORS 8 /* maximal no. of installed sensors */
#define SK_MIN_SENSORS 5 /* minimal no. of installed sensors */
/*
* To watch the state machine (SM) use the timer in two ways
* instead of one as hitherto
*/
#define SK_TIMER_WATCH_SM 0 /* Watch the SM to finish in a spec. time */
#define SK_TIMER_NEW_GAUGING 1 /* Start a new gauging when timer expires */
/*
* Defines for the individual thresholds
*/
/* Temperature sensor */
#define SK_SEN_TEMP_HIGH_ERR 800 /* Temperature High Err Threshold */
#define SK_SEN_TEMP_HIGH_WARN 700 /* Temperature High Warn Threshold */
#define SK_SEN_TEMP_LOW_WARN 100 /* Temperature Low Warn Threshold */
#define SK_SEN_TEMP_LOW_ERR 0 /* Temperature Low Err Threshold */
/* VCC which should be 5 V */
#define SK_SEN_PCI_5V_HIGH_ERR 5588 /* Voltage PCI High Err Threshold */
#define SK_SEN_PCI_5V_HIGH_WARN 5346 /* Voltage PCI High Warn Threshold */
#define SK_SEN_PCI_5V_LOW_WARN 4664 /* Voltage PCI Low Warn Threshold */
#define SK_SEN_PCI_5V_LOW_ERR 4422 /* Voltage PCI Low Err Threshold */
/*
* VIO may be 5 V or 3.3 V. Initialization takes two parts:
* 1. Initialize lowest lower limit and highest higher limit.
* 2. After the first value is read correct the upper or the lower limit to
* the appropriate C constant.
*
* Warning limits are +-5% of the exepected voltage.
* Error limits are +-10% of the expected voltage.
*/
/* Bug fix AF: 16.Aug.2001: Correct the init base of LM80 sensor */
#define SK_SEN_PCI_IO_5V_HIGH_ERR 5566 /* + 10% V PCI-IO High Err Threshold */
#define SK_SEN_PCI_IO_5V_HIGH_WARN 5324 /* + 5% V PCI-IO High Warn Threshold */
/* 5000 mVolt */
#define SK_SEN_PCI_IO_5V_LOW_WARN 4686 /* - 5% V PCI-IO Low Warn Threshold */
#define SK_SEN_PCI_IO_5V_LOW_ERR 4444 /* - 10% V PCI-IO Low Err Threshold */
#define SK_SEN_PCI_IO_RANGE_LIMITER 4000 /* 4000 mV range delimiter */
/* correction values for the second pass */
#define SK_SEN_PCI_IO_3V3_HIGH_ERR 3850 /* + 15% V PCI-IO High Err Threshold */
#define SK_SEN_PCI_IO_3V3_HIGH_WARN 3674 /* + 10% V PCI-IO High Warn Threshold */
/* 3300 mVolt */
#define SK_SEN_PCI_IO_3V3_LOW_WARN 2926 /* - 10% V PCI-IO Low Warn Threshold */
#define SK_SEN_PCI_IO_3V3_LOW_ERR 2772 /* - 15% V PCI-IO Low Err Threshold */
/*
* VDD voltage
*/
#define SK_SEN_VDD_HIGH_ERR 3630 /* Voltage ASIC High Err Threshold */
#define SK_SEN_VDD_HIGH_WARN 3476 /* Voltage ASIC High Warn Threshold */
#define SK_SEN_VDD_LOW_WARN 3146 /* Voltage ASIC Low Warn Threshold */
#define SK_SEN_VDD_LOW_ERR 2970 /* Voltage ASIC Low Err Threshold */
/*
* PHY PLL 3V3 voltage
*/
#define SK_SEN_PLL_3V3_HIGH_ERR 3630 /* Voltage PMA High Err Threshold */
#define SK_SEN_PLL_3V3_HIGH_WARN 3476 /* Voltage PMA High Warn Threshold */
#define SK_SEN_PLL_3V3_LOW_WARN 3146 /* Voltage PMA Low Warn Threshold */
#define SK_SEN_PLL_3V3_LOW_ERR 2970 /* Voltage PMA Low Err Threshold */
/*
* VAUX (YUKON only)
*/
#define SK_SEN_VAUX_3V3_HIGH_ERR 3630 /* Voltage VAUX High Err Threshold */
#define SK_SEN_VAUX_3V3_HIGH_WARN 3476 /* Voltage VAUX High Warn Threshold */
#define SK_SEN_VAUX_3V3_LOW_WARN 3146 /* Voltage VAUX Low Warn Threshold */
#define SK_SEN_VAUX_3V3_LOW_ERR 2970 /* Voltage VAUX Low Err Threshold */
#define SK_SEN_VAUX_0V_WARN_ERR 0 /* if VAUX not present */
#define SK_SEN_VAUX_RANGE_LIMITER 1000 /* 1000 mV range delimiter */
/*
* PHY 2V5 voltage
*/
#define SK_SEN_PHY_2V5_HIGH_ERR 2750 /* Voltage PHY High Err Threshold */
#define SK_SEN_PHY_2V5_HIGH_WARN 2640 /* Voltage PHY High Warn Threshold */
#define SK_SEN_PHY_2V5_LOW_WARN 2376 /* Voltage PHY Low Warn Threshold */
#define SK_SEN_PHY_2V5_LOW_ERR 2222 /* Voltage PHY Low Err Threshold */
/*
* ASIC Core 1V5 voltage (YUKON only)
*/
#define SK_SEN_CORE_1V5_HIGH_ERR 1650 /* Voltage ASIC Core High Err Threshold */
#define SK_SEN_CORE_1V5_HIGH_WARN 1575 /* Voltage ASIC Core High Warn Threshold */
#define SK_SEN_CORE_1V5_LOW_WARN 1425 /* Voltage ASIC Core Low Warn Threshold */
#define SK_SEN_CORE_1V5_LOW_ERR 1350 /* Voltage ASIC Core Low Err Threshold */
/*
* FAN 1 speed
*/
/* assuming: 6500rpm +-15%, 4 pulses,
* warning at: 80 %
* error at: 70 %
* no upper limit
*/
#define SK_SEN_FAN_HIGH_ERR 20000 /* FAN Speed High Err Threshold */
#define SK_SEN_FAN_HIGH_WARN 20000 /* FAN Speed High Warn Threshold */
#define SK_SEN_FAN_LOW_WARN 5200 /* FAN Speed Low Warn Threshold */
#define SK_SEN_FAN_LOW_ERR 4550 /* FAN Speed Low Err Threshold */
/*
* Some Voltages need dynamic thresholds
*/
#define SK_SEN_DYN_INIT_NONE 0 /* No dynamic init of thresholds */
#define SK_SEN_DYN_INIT_PCI_IO 10 /* Init PCI-IO with new thresholds */
#define SK_SEN_DYN_INIT_VAUX 11 /* Init VAUX with new thresholds */
extern int SkLm80ReadSensor(SK_AC *pAC, SK_IOC IoC, SK_SENSOR *pSen);
#endif /* n_INC_SKGEI2C_H */
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