1 /*
2  * arch/arm/include/asm/therm.h: Definitions for Dallas Semiconductor
3  *  DS1620 thermometer driver (as used in the Rebel.com NetWinder)
4  */
5 #ifndef __ASM_THERM_H
6 #define __ASM_THERM_H
7 
8 /* ioctl numbers for /dev/therm */
9 #define CMD_SET_THERMOSTATE	0x53
10 #define CMD_GET_THERMOSTATE	0x54
11 #define CMD_GET_STATUS		0x56
12 #define CMD_GET_TEMPERATURE	0x57
13 #define CMD_SET_THERMOSTATE2	0x58
14 #define CMD_GET_THERMOSTATE2	0x59
15 #define CMD_GET_TEMPERATURE2	0x5a
16 #define CMD_GET_FAN		0x5b
17 #define CMD_SET_FAN		0x5c
18 
19 #define FAN_OFF			0
20 #define FAN_ON			1
21 #define FAN_ALWAYS_ON		2
22 
23 struct therm {
24 	int hi;
25 	int lo;
26 };
27 
28 #endif
29