1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * arch/arm/include/asm/therm.h: Definitions for Dallas Semiconductor 4 * DS1620 thermometer driver (as used in the Rebel.com NetWinder) 5 */ 6#ifndef __ASM_THERM_H 7#define __ASM_THERM_H 8 9/* ioctl numbers for /dev/therm */ 10#define CMD_SET_THERMOSTATE 0x53 11#define CMD_GET_THERMOSTATE 0x54 12#define CMD_GET_STATUS 0x56 13#define CMD_GET_TEMPERATURE 0x57 14#define CMD_SET_THERMOSTATE2 0x58 15#define CMD_GET_THERMOSTATE2 0x59 16#define CMD_GET_TEMPERATURE2 0x5a 17#define CMD_GET_FAN 0x5b 18#define CMD_SET_FAN 0x5c 19 20#define FAN_OFF 0 21#define FAN_ON 1 22#define FAN_ALWAYS_ON 2 23 24struct therm { 25 int hi; 26 int lo; 27}; 28 29#endif 30