NetBSD/sys/dev/i2c/smscmonvar.h

69 lines
2.3 KiB
C

/* $NetBSD: smscmonvar.h,v 1.1 2010/02/22 03:50:56 pgoyette Exp $ */
/*
* Copyright (c) 2009 Takahiro Hayashi
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _DEV_I2C_SMSCMONVAR_H_
#define _DEV_I2C_SMSCMONVAR_H_
#define SMSCMON_ADDR 0x2c
#define SMSCMON_ADDR_MASK 0x7e
#define SMSCMON_REG_COMPANY 0x3e
#define SMSCMON_REG_STEPPING 0x3f
#define SMSCMON_REG_CONFIG 0x40
#define SMSC_CID_47M192 0x55 /* LPC47M192/LPC47M997 */
#define SMSC_REV_47M192 0x20
#define SMSCMON_NUM_SENSORS 12
struct smscmon_sc {
device_t sc_dev;
i2c_tag_t sc_tag;
i2c_addr_t sc_addr;
uint8_t (*smscmon_readreg)(struct smscmon_sc *, int);
void (*smscmon_writereg)(struct smscmon_sc *, int, int);
struct sysmon_envsys *sc_sme;
envsys_data_t sensors[SMSCMON_NUM_SENSORS];
int numsensors;
struct smscmon_sensor *smscmon_sensors;
};
struct smscmon_sensor {
const char *desc;
enum envsys_units type;
uint8_t reg;
void (*refresh)(struct smscmon_sc *, envsys_data_t *);
int vmin; /* value in uV for 0x00 */
int vmax; /* value in uV for 0xff */
};
#endif /* _DEV_I2C_SMSCVAR_H_ */