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-rw-r--r--include/linux/pmu.h130
1 files changed, 1 insertions, 129 deletions
diff --git a/include/linux/pmu.h b/include/linux/pmu.h
index 84e6a55a1202..99b400b8a241 100644
--- a/include/linux/pmu.h
+++ b/include/linux/pmu.h
@@ -5,137 +5,11 @@
5 * 5 *
6 * Copyright (C) 1998 Paul Mackerras. 6 * Copyright (C) 1998 Paul Mackerras.
7 */ 7 */
8
9#ifndef _LINUX_PMU_H 8#ifndef _LINUX_PMU_H
10#define _LINUX_PMU_H 9#define _LINUX_PMU_H
11 10
12#define PMU_DRIVER_VERSION 2 11#include <uapi/linux/pmu.h>
13
14/*
15 * PMU commands
16 */
17#define PMU_POWER_CTRL0 0x10 /* control power of some devices */
18#define PMU_POWER_CTRL 0x11 /* control power of some devices */
19#define PMU_ADB_CMD 0x20 /* send ADB packet */
20#define PMU_ADB_POLL_OFF 0x21 /* disable ADB auto-poll */
21#define PMU_WRITE_NVRAM 0x33 /* write non-volatile RAM */
22#define PMU_READ_NVRAM 0x3b /* read non-volatile RAM */
23#define PMU_SET_RTC 0x30 /* set real-time clock */
24#define PMU_READ_RTC 0x38 /* read real-time clock */
25#define PMU_SET_VOLBUTTON 0x40 /* set volume up/down position */
26#define PMU_BACKLIGHT_BRIGHT 0x41 /* set backlight brightness */
27#define PMU_GET_VOLBUTTON 0x48 /* get volume up/down position */
28#define PMU_PCEJECT 0x4c /* eject PC-card from slot */
29#define PMU_BATTERY_STATE 0x6b /* report battery state etc. */
30#define PMU_SMART_BATTERY_STATE 0x6f /* report battery state (new way) */
31#define PMU_SET_INTR_MASK 0x70 /* set PMU interrupt mask */
32#define PMU_INT_ACK 0x78 /* read interrupt bits */
33#define PMU_SHUTDOWN 0x7e /* turn power off */
34#define PMU_CPU_SPEED 0x7d /* control CPU speed on some models */
35#define PMU_SLEEP 0x7f /* put CPU to sleep */
36#define PMU_POWER_EVENTS 0x8f /* Send power-event commands to PMU */
37#define PMU_I2C_CMD 0x9a /* I2C operations */
38#define PMU_RESET 0xd0 /* reset CPU */
39#define PMU_GET_BRIGHTBUTTON 0xd9 /* report brightness up/down pos */
40#define PMU_GET_COVER 0xdc /* report cover open/closed */
41#define PMU_SYSTEM_READY 0xdf /* tell PMU we are awake */
42#define PMU_GET_VERSION 0xea /* read the PMU version */
43
44/* Bits to use with the PMU_POWER_CTRL0 command */
45#define PMU_POW0_ON 0x80 /* OR this to power ON the device */
46#define PMU_POW0_OFF 0x00 /* leave bit 7 to 0 to power it OFF */
47#define PMU_POW0_HARD_DRIVE 0x04 /* Hard drive power (on wallstreet/lombard ?) */
48
49/* Bits to use with the PMU_POWER_CTRL command */
50#define PMU_POW_ON 0x80 /* OR this to power ON the device */
51#define PMU_POW_OFF 0x00 /* leave bit 7 to 0 to power it OFF */
52#define PMU_POW_BACKLIGHT 0x01 /* backlight power */
53#define PMU_POW_CHARGER 0x02 /* battery charger power */
54#define PMU_POW_IRLED 0x04 /* IR led power (on wallstreet) */
55#define PMU_POW_MEDIABAY 0x08 /* media bay power (wallstreet/lombard ?) */
56
57/* Bits in PMU interrupt and interrupt mask bytes */
58#define PMU_INT_PCEJECT 0x04 /* PC-card eject buttons */
59#define PMU_INT_SNDBRT 0x08 /* sound/brightness up/down buttons */
60#define PMU_INT_ADB 0x10 /* ADB autopoll or reply data */
61#define PMU_INT_BATTERY 0x20 /* Battery state change */
62#define PMU_INT_ENVIRONMENT 0x40 /* Environment interrupts */
63#define PMU_INT_TICK 0x80 /* 1-second tick interrupt */
64
65/* Other bits in PMU interrupt valid when PMU_INT_ADB is set */
66#define PMU_INT_ADB_AUTO 0x04 /* ADB autopoll, when PMU_INT_ADB */
67#define PMU_INT_WAITING_CHARGER 0x01 /* ??? */
68#define PMU_INT_AUTO_SRQ_POLL 0x02 /* ??? */
69
70/* Bits in the environement message (either obtained via PMU_GET_COVER,
71 * or via PMU_INT_ENVIRONMENT on core99 */
72#define PMU_ENV_LID_CLOSED 0x01 /* The lid is closed */
73
74/* I2C related definitions */
75#define PMU_I2C_MODE_SIMPLE 0
76#define PMU_I2C_MODE_STDSUB 1
77#define PMU_I2C_MODE_COMBINED 2
78
79#define PMU_I2C_BUS_STATUS 0
80#define PMU_I2C_BUS_SYSCLK 1
81#define PMU_I2C_BUS_POWER 2
82
83#define PMU_I2C_STATUS_OK 0
84#define PMU_I2C_STATUS_DATAREAD 1
85#define PMU_I2C_STATUS_BUSY 0xfe
86
87
88/* Kind of PMU (model) */
89enum {
90 PMU_UNKNOWN,
91 PMU_OHARE_BASED, /* 2400, 3400, 3500 (old G3 powerbook) */
92 PMU_HEATHROW_BASED, /* PowerBook G3 series */
93 PMU_PADDINGTON_BASED, /* 1999 PowerBook G3 */
94 PMU_KEYLARGO_BASED, /* Core99 motherboard (PMU99) */
95 PMU_68K_V1, /* 68K PMU, version 1 */
96 PMU_68K_V2, /* 68K PMU, version 2 */
97};
98 12
99/* PMU PMU_POWER_EVENTS commands */
100enum {
101 PMU_PWR_GET_POWERUP_EVENTS = 0x00,
102 PMU_PWR_SET_POWERUP_EVENTS = 0x01,
103 PMU_PWR_CLR_POWERUP_EVENTS = 0x02,
104 PMU_PWR_GET_WAKEUP_EVENTS = 0x03,
105 PMU_PWR_SET_WAKEUP_EVENTS = 0x04,
106 PMU_PWR_CLR_WAKEUP_EVENTS = 0x05,
107};
108
109/* Power events wakeup bits */
110enum {
111 PMU_PWR_WAKEUP_KEY = 0x01, /* Wake on key press */
112 PMU_PWR_WAKEUP_AC_INSERT = 0x02, /* Wake on AC adapter plug */
113 PMU_PWR_WAKEUP_AC_CHANGE = 0x04,
114 PMU_PWR_WAKEUP_LID_OPEN = 0x08,
115 PMU_PWR_WAKEUP_RING = 0x10,
116};
117
118/*
119 * Ioctl commands for the /dev/pmu device
120 */
121#include <linux/ioctl.h>
122
123/* no param */
124#define PMU_IOC_SLEEP _IO('B', 0)
125/* out param: u32* backlight value: 0 to 15 */
126#define PMU_IOC_GET_BACKLIGHT _IOR('B', 1, size_t)
127/* in param: u32 backlight value: 0 to 15 */
128#define PMU_IOC_SET_BACKLIGHT _IOW('B', 2, size_t)
129/* out param: u32* PMU model */
130#define PMU_IOC_GET_MODEL _IOR('B', 3, size_t)
131/* out param: u32* has_adb: 0 or 1 */
132#define PMU_IOC_HAS_ADB _IOR('B', 4, size_t)
133/* out param: u32* can_sleep: 0 or 1 */
134#define PMU_IOC_CAN_SLEEP _IOR('B', 5, size_t)
135/* no param, but historically was _IOR('B', 6, 0), meaning 4 bytes */
136#define PMU_IOC_GRAB_BACKLIGHT _IOR('B', 6, size_t)
137
138#ifdef __KERNEL__
139 13
140extern int find_via_pmu(void); 14extern int find_via_pmu(void);
141 15
@@ -208,6 +82,4 @@ extern int pmu_sys_suspended;
208#define pmu_sys_suspended 0 82#define pmu_sys_suspended 0
209#endif 83#endif
210 84
211#endif /* __KERNEL__ */
212
213#endif /* _LINUX_PMU_H */ 85#endif /* _LINUX_PMU_H */
generated by cgit v1.2.2 (git 2.25.0) at 2026-02-23 01:00:04 -0500