11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Definitions for talking to the PMU. The PMU is a microcontroller 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * which controls battery charging and system power on PowerBook 3400 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * and 2400 models as well as the RTC and various other things. 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 1998 Paul Mackerras. 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 96c9f2ef9b5b3a84952ba2f99472f82e3398ac3e9David Howells#ifndef _LINUX_PMU_H 106c9f2ef9b5b3a84952ba2f99472f82e3398ac3e9David Howells#define _LINUX_PMU_H 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_DRIVER_VERSION 2 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * PMU commands 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POWER_CTRL0 0x10 /* control power of some devices */ 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POWER_CTRL 0x11 /* control power of some devices */ 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_ADB_CMD 0x20 /* send ADB packet */ 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_ADB_POLL_OFF 0x21 /* disable ADB auto-poll */ 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_WRITE_NVRAM 0x33 /* write non-volatile RAM */ 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_READ_NVRAM 0x3b /* read non-volatile RAM */ 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_SET_RTC 0x30 /* set real-time clock */ 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_READ_RTC 0x38 /* read real-time clock */ 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_SET_VOLBUTTON 0x40 /* set volume up/down position */ 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BACKLIGHT_BRIGHT 0x41 /* set backlight brightness */ 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_GET_VOLBUTTON 0x48 /* get volume up/down position */ 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_PCEJECT 0x4c /* eject PC-card from slot */ 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BATTERY_STATE 0x6b /* report battery state etc. */ 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_SMART_BATTERY_STATE 0x6f /* report battery state (new way) */ 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_SET_INTR_MASK 0x70 /* set PMU interrupt mask */ 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_ACK 0x78 /* read interrupt bits */ 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_SHUTDOWN 0x7e /* turn power off */ 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_CPU_SPEED 0x7d /* control CPU speed on some models */ 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_SLEEP 0x7f /* put CPU to sleep */ 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POWER_EVENTS 0x8f /* Send power-event commands to PMU */ 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_CMD 0x9a /* I2C operations */ 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_RESET 0xd0 /* reset CPU */ 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_GET_BRIGHTBUTTON 0xd9 /* report brightness up/down pos */ 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_GET_COVER 0xdc /* report cover open/closed */ 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_SYSTEM_READY 0xdf /* tell PMU we are awake */ 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_GET_VERSION 0xea /* read the PMU version */ 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Bits to use with the PMU_POWER_CTRL0 command */ 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW0_ON 0x80 /* OR this to power ON the device */ 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW0_OFF 0x00 /* leave bit 7 to 0 to power it OFF */ 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW0_HARD_DRIVE 0x04 /* Hard drive power (on wallstreet/lombard ?) */ 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Bits to use with the PMU_POWER_CTRL command */ 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW_ON 0x80 /* OR this to power ON the device */ 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW_OFF 0x00 /* leave bit 7 to 0 to power it OFF */ 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW_BACKLIGHT 0x01 /* backlight power */ 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW_CHARGER 0x02 /* battery charger power */ 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW_IRLED 0x04 /* IR led power (on wallstreet) */ 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_POW_MEDIABAY 0x08 /* media bay power (wallstreet/lombard ?) */ 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Bits in PMU interrupt and interrupt mask bytes */ 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_PCEJECT 0x04 /* PC-card eject buttons */ 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_SNDBRT 0x08 /* sound/brightness up/down buttons */ 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_ADB 0x10 /* ADB autopoll or reply data */ 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_BATTERY 0x20 /* Battery state change */ 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_ENVIRONMENT 0x40 /* Environment interrupts */ 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_TICK 0x80 /* 1-second tick interrupt */ 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Other bits in PMU interrupt valid when PMU_INT_ADB is set */ 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_ADB_AUTO 0x04 /* ADB autopoll, when PMU_INT_ADB */ 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_WAITING_CHARGER 0x01 /* ??? */ 681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_INT_AUTO_SRQ_POLL 0x02 /* ??? */ 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Bits in the environement message (either obtained via PMU_GET_COVER, 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * or via PMU_INT_ENVIRONMENT on core99 */ 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_ENV_LID_CLOSED 0x01 /* The lid is closed */ 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* I2C related definitions */ 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_MODE_SIMPLE 0 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_MODE_STDSUB 1 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_MODE_COMBINED 2 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_BUS_STATUS 0 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_BUS_SYSCLK 1 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_BUS_POWER 2 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_STATUS_OK 0 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_STATUS_DATAREAD 1 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_I2C_STATUS_BUSY 0xfe 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Kind of PMU (model) */ 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsenum { 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_UNKNOWN, 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_OHARE_BASED, /* 2400, 3400, 3500 (old G3 powerbook) */ 921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_HEATHROW_BASED, /* PowerBook G3 series */ 931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PADDINGTON_BASED, /* 1999 PowerBook G3 */ 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_KEYLARGO_BASED, /* Core99 motherboard (PMU99) */ 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_68K_V1, /* 68K PMU, version 1 */ 961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_68K_V2, /* 68K PMU, version 2 */ 971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* PMU PMU_POWER_EVENTS commands */ 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsenum { 1011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_GET_POWERUP_EVENTS = 0x00, 1021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_SET_POWERUP_EVENTS = 0x01, 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_CLR_POWERUP_EVENTS = 0x02, 1041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_GET_WAKEUP_EVENTS = 0x03, 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_SET_WAKEUP_EVENTS = 0x04, 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_CLR_WAKEUP_EVENTS = 0x05, 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* Power events wakeup bits */ 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsenum { 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_WAKEUP_KEY = 0x01, /* Wake on key press */ 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_WAKEUP_AC_INSERT = 0x02, /* Wake on AC adapter plug */ 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_WAKEUP_AC_CHANGE = 0x04, 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_WAKEUP_LID_OPEN = 0x08, 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds PMU_PWR_WAKEUP_RING = 0x10, 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Ioctl commands for the /dev/pmu device 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/ioctl.h> 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* no param */ 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_IOC_SLEEP _IO('B', 0) 1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* out param: u32* backlight value: 0 to 15 */ 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_IOC_GET_BACKLIGHT _IOR('B', 1, size_t) 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* in param: u32 backlight value: 0 to 15 */ 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_IOC_SET_BACKLIGHT _IOW('B', 2, size_t) 1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* out param: u32* PMU model */ 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_IOC_GET_MODEL _IOR('B', 3, size_t) 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* out param: u32* has_adb: 0 or 1 */ 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_IOC_HAS_ADB _IOR('B', 4, size_t) 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* out param: u32* can_sleep: 0 or 1 */ 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_IOC_CAN_SLEEP _IOR('B', 5, size_t) 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* no param, but historically was _IOR('B', 6, 0), meaning 4 bytes */ 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_IOC_GRAB_BACKLIGHT _IOR('B', 6, size_t) 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifdef __KERNEL__ 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int find_via_pmu(void); 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int pmu_request(struct adb_request *req, 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds void (*done)(struct adb_request *), int nbytes, ...); 144730745a5c45093982112ddc94cee6a9973455641Benjamin Herrenschmidtextern int pmu_queue_request(struct adb_request *req); 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_poll(void); 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_poll_adb(void); /* For use by xmon */ 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_wait_complete(struct adb_request *req); 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* For use before switching interrupts off for a long time; 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * warning: not stackable 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 152a99d9a6ebdf8328d5c61ca9f1038f4815e25720eTony Breeds#if defined(CONFIG_ADB_PMU) 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_suspend(void); 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_resume(void); 155a99d9a6ebdf8328d5c61ca9f1038f4815e25720eTony Breeds#else 156a99d9a6ebdf8328d5c61ca9f1038f4815e25720eTony Breedsstatic inline void pmu_suspend(void) 157a99d9a6ebdf8328d5c61ca9f1038f4815e25720eTony Breeds{} 158a99d9a6ebdf8328d5c61ca9f1038f4815e25720eTony Breedsstatic inline void pmu_resume(void) 159a99d9a6ebdf8328d5c61ca9f1038f4815e25720eTony Breeds{} 160a99d9a6ebdf8328d5c61ca9f1038f4815e25720eTony Breeds#endif 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_enable_irled(int on); 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_restart(void); 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_shutdown(void); 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void pmu_unlock(void); 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int pmu_present(void); 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int pmu_get_model(void); 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1710094f2cdcfb6f2132b2ea3b4e85e0f6899c8595bBenjamin Herrenschmidtextern void pmu_backlight_set_sleep(int sleep); 1720094f2cdcfb6f2132b2ea3b4e85e0f6899c8595bBenjamin Herrenschmidt 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_MAX_BATTERIES 2 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* values for pmu_power_flags */ 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_PWR_AC_PRESENT 0x00000001 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* values for pmu_battery_info.flags */ 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BATT_PRESENT 0x00000001 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BATT_CHARGING 0x00000002 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BATT_TYPE_MASK 0x000000f0 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BATT_TYPE_SMART 0x00000010 /* Smart battery */ 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BATT_TYPE_HOOPER 0x00000020 /* 3400/3500 */ 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define PMU_BATT_TYPE_COMET 0x00000030 /* 2400 */ 1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct pmu_battery_info 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int flags; 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int charge; /* current charge */ 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int max_charge; /* maximum charge */ 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds signed int amperage; /* current, positive if charging */ 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int voltage; /* voltage */ 1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned int time_remaining; /* remaining time */ 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int pmu_battery_count; 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern struct pmu_battery_info pmu_batteries[PMU_MAX_BATTERIES]; 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern unsigned int pmu_power_flags; 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2005474c120aafe78ca54bf272f7a01107c42da2b21Michael Hanselmann/* Backlight */ 2014b755999d6e0c1d988fb448289abb6c226cd8c36Michael Hanselmannextern void pmu_backlight_init(void); 2025474c120aafe78ca54bf272f7a01107c42da2b21Michael Hanselmann 203f596575e81999c0faf01a2fd340bc96dda058f80Johannes Berg/* some code needs to know if the PMU was suspended for hibernation */ 20407c941d00087581c9553661c2c4fb593da37f525Tony Breeds#if defined(CONFIG_SUSPEND) && defined(CONFIG_PPC32) 205f596575e81999c0faf01a2fd340bc96dda058f80Johannes Bergextern int pmu_sys_suspended; 206f596575e81999c0faf01a2fd340bc96dda058f80Johannes Berg#else 207f596575e81999c0faf01a2fd340bc96dda058f80Johannes Berg/* if power management is not configured it can't be suspended */ 208f596575e81999c0faf01a2fd340bc96dda058f80Johannes Berg#define pmu_sys_suspended 0 209f596575e81999c0faf01a2fd340bc96dda058f80Johannes Berg#endif 210f596575e81999c0faf01a2fd340bc96dda058f80Johannes Berg 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif /* __KERNEL__ */ 2126c9f2ef9b5b3a84952ba2f99472f82e3398ac3e9David Howells 2136c9f2ef9b5b3a84952ba2f99472f82e3398ac3e9David Howells#endif /* _LINUX_PMU_H */ 214