1 /*
2  * KB3310B Embedded Controller
3  *
4  *  Copyright (C) 2008 Lemote Inc.
5  *  Author: liujl <liujl@lemote.com>, 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);
23 extern sci_handler yeeloong_report_lid_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 */
185 	EVENT_END
186 };
187 
188 #endif /* !_EC_KB3310B_H */
189