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ec_kb3310b.h
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1 /*
2  * KB3310B Embedded Controller
3  *
4  * Copyright (C) 2008 Lemote Inc.
5  * Author: liujl <[email protected]>, 2008-03-14
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  */
12 
13 #ifndef _EC_KB3310B_H
14 #define _EC_KB3310B_H
15 
16 extern unsigned char ec_read(unsigned short addr);
17 extern void ec_write(unsigned short addr, unsigned char val);
18 extern int ec_query_seq(unsigned char cmd);
19 extern int ec_query_event_num(void);
20 extern int ec_get_event_num(void);
21 
22 typedef int (*sci_handler) (int status);
24 
25 #define SCI_IRQ_NUM 0x0A
26 
27 /*
28  * The following registers are determined by the EC index configuration.
29  * 1, fill the PORT_HIGH as EC register high part.
30  * 2, fill the PORT_LOW as EC register low part.
31  * 3, fill the PORT_DATA as EC register write data or get the data from it.
32  */
33 #define EC_IO_PORT_HIGH 0x0381
34 #define EC_IO_PORT_LOW 0x0382
35 #define EC_IO_PORT_DATA 0x0383
36 
37 /*
38  * EC delay time is 500us for register and status access
39  */
40 #define EC_REG_DELAY 500 /* unit : us */
41 #define EC_CMD_TIMEOUT 0x1000
42 
43 /*
44  * EC access port for SCI communication
45  */
46 #define EC_CMD_PORT 0x66
47 #define EC_STS_PORT 0x66
48 #define EC_DAT_PORT 0x62
49 #define CMD_INIT_IDLE_MODE 0xdd
50 #define CMD_EXIT_IDLE_MODE 0xdf
51 #define CMD_INIT_RESET_MODE 0xd8
52 #define CMD_REBOOT_SYSTEM 0x8c
53 #define CMD_GET_EVENT_NUM 0x84
54 #define CMD_PROGRAM_PIECE 0xda
55 
56 /* temperature & fan registers */
57 #define REG_TEMPERATURE_VALUE 0xF458
58 #define REG_FAN_AUTO_MAN_SWITCH 0xF459
59 #define BIT_FAN_AUTO 0
60 #define BIT_FAN_MANUAL 1
61 #define REG_FAN_CONTROL 0xF4D2
62 #define BIT_FAN_CONTROL_ON (1 << 0)
63 #define BIT_FAN_CONTROL_OFF (0 << 0)
64 #define REG_FAN_STATUS 0xF4DA
65 #define BIT_FAN_STATUS_ON (1 << 0)
66 #define BIT_FAN_STATUS_OFF (0 << 0)
67 #define REG_FAN_SPEED_HIGH 0xFE22
68 #define REG_FAN_SPEED_LOW 0xFE23
69 #define REG_FAN_SPEED_LEVEL 0xF4CC
70 /* fan speed divider */
71 #define FAN_SPEED_DIVIDER 480000 /* (60*1000*1000/62.5/2)*/
72 
73 /* battery registers */
74 #define REG_BAT_DESIGN_CAP_HIGH 0xF77D
75 #define REG_BAT_DESIGN_CAP_LOW 0xF77E
76 #define REG_BAT_FULLCHG_CAP_HIGH 0xF780
77 #define REG_BAT_FULLCHG_CAP_LOW 0xF781
78 #define REG_BAT_DESIGN_VOL_HIGH 0xF782
79 #define REG_BAT_DESIGN_VOL_LOW 0xF783
80 #define REG_BAT_CURRENT_HIGH 0xF784
81 #define REG_BAT_CURRENT_LOW 0xF785
82 #define REG_BAT_VOLTAGE_HIGH 0xF786
83 #define REG_BAT_VOLTAGE_LOW 0xF787
84 #define REG_BAT_TEMPERATURE_HIGH 0xF788
85 #define REG_BAT_TEMPERATURE_LOW 0xF789
86 #define REG_BAT_RELATIVE_CAP_HIGH 0xF492
87 #define REG_BAT_RELATIVE_CAP_LOW 0xF493
88 #define REG_BAT_VENDOR 0xF4C4
89 #define FLAG_BAT_VENDOR_SANYO 0x01
90 #define FLAG_BAT_VENDOR_SIMPLO 0x02
91 #define REG_BAT_CELL_COUNT 0xF4C6
92 #define FLAG_BAT_CELL_3S1P 0x03
93 #define FLAG_BAT_CELL_3S2P 0x06
94 #define REG_BAT_CHARGE 0xF4A2
95 #define FLAG_BAT_CHARGE_DISCHARGE 0x01
96 #define FLAG_BAT_CHARGE_CHARGE 0x02
97 #define FLAG_BAT_CHARGE_ACPOWER 0x00
98 #define REG_BAT_STATUS 0xF4B0
99 #define BIT_BAT_STATUS_LOW (1 << 5)
100 #define BIT_BAT_STATUS_DESTROY (1 << 2)
101 #define BIT_BAT_STATUS_FULL (1 << 1)
102 #define BIT_BAT_STATUS_IN (1 << 0)
103 #define REG_BAT_CHARGE_STATUS 0xF4B1
104 #define BIT_BAT_CHARGE_STATUS_OVERTEMP (1 << 2)
105 #define BIT_BAT_CHARGE_STATUS_PRECHG (1 << 1)
106 #define REG_BAT_STATE 0xF482
107 #define BIT_BAT_STATE_CHARGING (1 << 1)
108 #define BIT_BAT_STATE_DISCHARGING (1 << 0)
109 #define REG_BAT_POWER 0xF440
110 #define BIT_BAT_POWER_S3 (1 << 2)
111 #define BIT_BAT_POWER_ON (1 << 1)
112 #define BIT_BAT_POWER_ACIN (1 << 0)
113 
114 /* other registers */
115 /* Audio: rd/wr */
116 #define REG_AUDIO_VOLUME 0xF46C
117 #define REG_AUDIO_MUTE 0xF4E7
118 #define REG_AUDIO_BEEP 0xF4D0
119 /* USB port power or not: rd/wr */
120 #define REG_USB0_FLAG 0xF461
121 #define REG_USB1_FLAG 0xF462
122 #define REG_USB2_FLAG 0xF463
123 #define BIT_USB_FLAG_ON 1
124 #define BIT_USB_FLAG_OFF 0
125 /* LID */
126 #define REG_LID_DETECT 0xF4BD
127 #define BIT_LID_DETECT_ON 1
128 #define BIT_LID_DETECT_OFF 0
129 /* CRT */
130 #define REG_CRT_DETECT 0xF4AD
131 #define BIT_CRT_DETECT_PLUG 1
132 #define BIT_CRT_DETECT_UNPLUG 0
133 /* LCD backlight brightness adjust: 9 levels */
134 #define REG_DISPLAY_BRIGHTNESS 0xF4F5
135 /* Black screen Status */
136 #define BIT_DISPLAY_LCD_ON 1
137 #define BIT_DISPLAY_LCD_OFF 0
138 /* LCD backlight control: off/restore */
139 #define REG_BACKLIGHT_CTRL 0xF7BD
140 #define BIT_BACKLIGHT_ON 1
141 #define BIT_BACKLIGHT_OFF 0
142 /* Reset the machine auto-clear: rd/wr */
143 #define REG_RESET 0xF4EC
144 #define BIT_RESET_ON 1
145 /* Light the led: rd/wr */
146 #define REG_LED 0xF4C8
147 #define BIT_LED_RED_POWER (1 << 0)
148 #define BIT_LED_ORANGE_POWER (1 << 1)
149 #define BIT_LED_GREEN_CHARGE (1 << 2)
150 #define BIT_LED_RED_CHARGE (1 << 3)
151 #define BIT_LED_NUMLOCK (1 << 4)
152 /* Test led mode, all led on/off */
153 #define REG_LED_TEST 0xF4C2
154 #define BIT_LED_TEST_IN 1
155 #define BIT_LED_TEST_OUT 0
156 /* Camera on/off */
157 #define REG_CAMERA_STATUS 0xF46A
158 #define BIT_CAMERA_STATUS_ON 1
159 #define BIT_CAMERA_STATUS_OFF 0
160 #define REG_CAMERA_CONTROL 0xF7B7
161 #define BIT_CAMERA_CONTROL_OFF 0
162 #define BIT_CAMERA_CONTROL_ON 1
163 /* Wlan Status */
164 #define REG_WLAN 0xF4FA
165 #define BIT_WLAN_ON 1
166 #define BIT_WLAN_OFF 0
167 #define REG_DISPLAY_LCD 0xF79F
168 
169 /* SCI Event Number from EC */
170 enum {
171  EVENT_LID = 0x23, /* LID open/close */
172  EVENT_DISPLAY_TOGGLE, /* Fn+F3 for display switch */
173  EVENT_SLEEP, /* Fn+F1 for entering sleep mode */
174  EVENT_OVERTEMP, /* Over-temperature happened */
175  EVENT_CRT_DETECT, /* CRT is connected */
176  EVENT_CAMERA, /* Camera on/off */
177  EVENT_USB_OC2, /* USB2 Over Current occurred */
178  EVENT_USB_OC0, /* USB0 Over Current occurred */
179  EVENT_BLACK_SCREEN, /* Turn on/off backlight */
180  EVENT_AUDIO_MUTE, /* Mute on/off */
181  EVENT_DISPLAY_BRIGHTNESS,/* LCD backlight brightness adjust */
182  EVENT_AC_BAT, /* AC & Battery relative issue */
183  EVENT_AUDIO_VOLUME, /* Volume adjust */
184  EVENT_WLAN, /* Wlan on/off */
186 };
187 
188 #endif /* !_EC_KB3310B_H */