/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2006 Michael Lorenz * Copyright (c) 2008 Nathan Whitehorn * 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 PMUVAR_H #define PMUVAR_H /* PMU commands */ #define PMU_POWER_CTRL0 0x10 /* control power of some devices */ #define PMU_POWER_CTRL 0x11 /* control power of some devices */ #define PMU_POWER_OFF 0x7e /* Turn Power off */ #define PMU_RESET_CPU 0xd0 /* Reset CPU */ #define PMU_SET_RTC 0x30 /* Set realtime clock */ #define PMU_READ_RTC 0x38 /* Read realtime clock */ #define PMU_WRITE_PRAM 0x32 /* Write PRAM */ #define PMU_READ_PRAM 0x3a /* Read PRAM */ #define PMU_WRITE_NVRAM 0x33 /* Write NVRAM */ #define PMU_READ_NVRAM 0x3b /* Read NVRAM */ #define PMU_EJECT_PCMCIA 0x4c /* Eject PCMCIA slot */ #define PMU_SET_BRIGHTNESS 0x41 /* Set backlight brightness */ #define PMU_READ_BRIGHTNESS 0xd9 /* Read brightness button position */ #define PMU_POWER_EVENTS 0x8f /* Send power-event commands to PMU */ #define PMU_SYSTEM_READY 0xdf /* tell PMU we are awake */ #define PMU_BATTERY_STATE 0x6b /* Read old battery state */ #define PMU_SMART_BATTERY_STATE 0x6f /* Read battery state */ #define PMU_ADB_CMD 0x20 /* Send ADB packet */ #define PMU_ADB_POLL_OFF 0x21 /* Disable ADB auto-poll */ #define PMU_SET_VOL 0x40 /* Set volume button position */ #define PMU_GET_VOL 0x48 /* Get volume button position */ #define PMU_SET_IMASK 0x70 /* Set interrupt mask */ #define PMU_INT_ACK 0x78 /* Read interrupt bits */ #define PMU_CPU_SPEED 0x7d /* Control CPU speed on some models */ #define PMU_SLEEP 0x7f /* Put CPU to sleep */ #define PMU_SET_POLL_MASK 0x86 /* * 16bit mask enables autopolling per * device */ #define PMU_I2C_CMD 0x9a /* i2c commands */ #define PMU_GET_LID_STATE 0xdc /* Report lid state */ #define PMU_GET_VERSION 0xea /* Identify thyself */ #define PMU_SET_SLEEPLED 0xee /* Set sleep LED on/off */ /* Bits in PMU interrupt and interrupt mask bytes */ #define PMU_INT_ADB_AUTO 0x04 /* ADB autopoll, when PMU_INT_ADB */ #define PMU_INT_PCEJECT 0x04 /* PC-card eject buttons */ #define PMU_INT_SNDBRT 0x08 /* sound/brightness up/down buttons */ #define PMU_INT_ADB 0x10 /* ADB autopoll or reply data */ #define PMU_INT_BATTERY 0x20 #define PMU_INT_ENVIRONMENT 0x40 #define PMU_INT_TICK 0x80 /* 1-second tick interrupt */ /* Bits to use with the PMU_POWER_CTRL0 command */ #define PMU_POW0_ON 0x80 /* OR this to power ON the device */ #define PMU_POW0_OFF 0x00 /* leave bit 7 to 0 to power it OFF */ #define PMU_POW0_HARD_DRIVE 0x04 /* wallstreet/lombard? */ /* Bits to use with the PMU_POWER_CTRL command */ #define PMU_POW_ON 0x80 /* OR this to power ON the device */ #define PMU_POW_OFF 0x00 /* leave bit 7 to 0 to power it OFF */ #define PMU_POW_BACKLIGHT 0x01 /* backlight power */ #define PMU_POW_CHARGER 0x02 /* battery charger power */ #define PMU_POW_IRLED 0x04 /* IR led power (on wallstreet) */ #define PMU_POW_MEDIABAY 0x08 /* media bay power (wallstreet/lombard ?) */ /* Bits from PMU_GET_LID_STATE or PMU_INT_ENVIRONMENT on core99 */ #define PMU_ENV_LID_CLOSED 0x01 /* The lid is closed */ #define PMU_ENV_POWER 0x08 /* Power Button pressed */ /* PMU PMU_POWER_EVENTS commands */ enum { PMU_PWR_GET_POWERUP_EVENTS = 0x00, PMU_PWR_SET_POWERUP_EVENTS = 0x01, PMU_PWR_CLR_POWERUP_EVENTS = 0x02, PMU_PWR_GET_WAKEUP_EVENTS = 0x03, PMU_PWR_SET_WAKEUP_EVENTS = 0x04, PMU_PWR_CLR_WAKEUP_EVENTS = 0x05, }; /* PMU Power Information */ #define PMU_PWR_AC_PRESENT (1 << 0) #define PMU_PWR_BATT_CHARGING (1 << 1) #define PMU_PWR_BATT_PRESENT (1 << 2) #define PMU_PWR_BATT_FULL (1 << 5) #define PMU_PWR_PCHARGE_RESET (1 << 6) #define PMU_PWR_BATT_EXIST (1 << 7) /* I2C related definitions */ #define PMU_I2C_MODE_SIMPLE 0 #define PMU_I2C_MODE_STDSUB 1 #define PMU_I2C_MODE_COMBINED 2 #define PMU_I2C_BUS_STATUS 0 #define PMU_I2C_BUS_SYSCLK 1 #define PMU_I2C_BUS_POWER 2 #define PMU_I2C_STATUS_OK 0 #define PMU_I2C_STATUS_DATAREAD 1 #define PMU_I2C_STATUS_BUSY 0xfe /* Power events wakeup bits */ enum { PMU_PWR_WAKEUP_KEY = 0x01, /* Wake on key press */ PMU_PWR_WAKEUP_AC_INSERT = 0x02, /* Wake on AC adapter plug */ PMU_PWR_WAKEUP_AC_CHANGE = 0x04, PMU_PWR_WAKEUP_LID_OPEN = 0x08, PMU_PWR_WAKEUP_RING = 0x10, }; #define PMU_NOTREADY 0x1 /* has not been initialized yet */ #define PMU_IDLE 0x2 /* the bus is currently idle */ #define PMU_OUT 0x3 /* sending out a command */ #define PMU_IN 0x4 /* receiving data */ struct pmu_softc { device_t sc_dev; int sc_memrid; struct resource *sc_memr; int sc_irqrid; struct resource *sc_irq; void *sc_ih; struct mtx sc_mutex; device_t adb_bus; volatile int sc_autopoll; int sc_batteries; struct cdev *sc_leddev; int lid_closed; uint8_t saved_regs[9]; }; struct pmu_battstate { int state; int charge; int maxcharge; int current; int voltage; }; int pmu_set_speed(int low_speed); #endif /* PMUVAR_H */