xref: /linux/arch/mips/loongson2ef/lemote-2f/ec_kb3310b.h (revision 26fbb4c8c7c3ee9a4c3b4de555a8587b5a19154e)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * KB3310B Embedded Controller
4  *
5  *  Copyright (C) 2008 Lemote Inc.
6  *  Author: liujl <liujl@lemote.com>, 2008-03-14
7  */
8 
9 #ifndef _EC_KB3310B_H
10 #define _EC_KB3310B_H
11 
12 extern unsigned char ec_read(unsigned short addr);
13 extern void ec_write(unsigned short addr, unsigned char val);
14 extern int ec_query_seq(unsigned char cmd);
15 extern int ec_query_event_num(void);
16 extern int ec_get_event_num(void);
17 
18 typedef int (*sci_handler) (int status);
19 extern sci_handler yeeloong_report_lid_status;
20 
21 #define SCI_IRQ_NUM 0x0A
22 
23 /*
24  * The following registers are determined by the EC index configuration.
25  * 1, fill the PORT_HIGH as EC register high part.
26  * 2, fill the PORT_LOW as EC register low part.
27  * 3, fill the PORT_DATA as EC register write data or get the data from it.
28  */
29 #define EC_IO_PORT_HIGH 0x0381
30 #define EC_IO_PORT_LOW	0x0382
31 #define EC_IO_PORT_DATA 0x0383
32 
33 /*
34  * EC delay time is 500us for register and status access
35  */
36 #define EC_REG_DELAY	500	/* unit : us */
37 #define EC_CMD_TIMEOUT	0x1000
38 
39 /*
40  * EC access port for SCI communication
41  */
42 #define EC_CMD_PORT		0x66
43 #define EC_STS_PORT		0x66
44 #define EC_DAT_PORT		0x62
45 #define CMD_INIT_IDLE_MODE	0xdd
46 #define CMD_EXIT_IDLE_MODE	0xdf
47 #define CMD_INIT_RESET_MODE	0xd8
48 #define CMD_REBOOT_SYSTEM	0x8c
49 #define CMD_GET_EVENT_NUM	0x84
50 #define CMD_PROGRAM_PIECE	0xda
51 
52 /* temperature & fan registers */
53 #define REG_TEMPERATURE_VALUE	0xF458
54 #define REG_FAN_AUTO_MAN_SWITCH 0xF459
55 #define BIT_FAN_AUTO		0
56 #define BIT_FAN_MANUAL		1
57 #define REG_FAN_CONTROL		0xF4D2
58 #define BIT_FAN_CONTROL_ON	(1 << 0)
59 #define BIT_FAN_CONTROL_OFF	(0 << 0)
60 #define REG_FAN_STATUS		0xF4DA
61 #define BIT_FAN_STATUS_ON	(1 << 0)
62 #define BIT_FAN_STATUS_OFF	(0 << 0)
63 #define REG_FAN_SPEED_HIGH	0xFE22
64 #define REG_FAN_SPEED_LOW	0xFE23
65 #define REG_FAN_SPEED_LEVEL	0xF4CC
66 /* fan speed divider */
67 #define FAN_SPEED_DIVIDER	480000	/* (60*1000*1000/62.5/2)*/
68 
69 /* battery registers */
70 #define REG_BAT_DESIGN_CAP_HIGH		0xF77D
71 #define REG_BAT_DESIGN_CAP_LOW		0xF77E
72 #define REG_BAT_FULLCHG_CAP_HIGH	0xF780
73 #define REG_BAT_FULLCHG_CAP_LOW		0xF781
74 #define REG_BAT_DESIGN_VOL_HIGH		0xF782
75 #define REG_BAT_DESIGN_VOL_LOW		0xF783
76 #define REG_BAT_CURRENT_HIGH		0xF784
77 #define REG_BAT_CURRENT_LOW		0xF785
78 #define REG_BAT_VOLTAGE_HIGH		0xF786
79 #define REG_BAT_VOLTAGE_LOW		0xF787
80 #define REG_BAT_TEMPERATURE_HIGH	0xF788
81 #define REG_BAT_TEMPERATURE_LOW		0xF789
82 #define REG_BAT_RELATIVE_CAP_HIGH	0xF492
83 #define REG_BAT_RELATIVE_CAP_LOW	0xF493
84 #define REG_BAT_VENDOR			0xF4C4
85 #define FLAG_BAT_VENDOR_SANYO		0x01
86 #define FLAG_BAT_VENDOR_SIMPLO		0x02
87 #define REG_BAT_CELL_COUNT		0xF4C6
88 #define FLAG_BAT_CELL_3S1P		0x03
89 #define FLAG_BAT_CELL_3S2P		0x06
90 #define REG_BAT_CHARGE			0xF4A2
91 #define FLAG_BAT_CHARGE_DISCHARGE	0x01
92 #define FLAG_BAT_CHARGE_CHARGE		0x02
93 #define FLAG_BAT_CHARGE_ACPOWER		0x00
94 #define REG_BAT_STATUS			0xF4B0
95 #define BIT_BAT_STATUS_LOW		(1 << 5)
96 #define BIT_BAT_STATUS_DESTROY		(1 << 2)
97 #define BIT_BAT_STATUS_FULL		(1 << 1)
98 #define BIT_BAT_STATUS_IN		(1 << 0)
99 #define REG_BAT_CHARGE_STATUS		0xF4B1
100 #define BIT_BAT_CHARGE_STATUS_OVERTEMP	(1 << 2)
101 #define BIT_BAT_CHARGE_STATUS_PRECHG	(1 << 1)
102 #define REG_BAT_STATE			0xF482
103 #define BIT_BAT_STATE_CHARGING		(1 << 1)
104 #define BIT_BAT_STATE_DISCHARGING	(1 << 0)
105 #define REG_BAT_POWER			0xF440
106 #define BIT_BAT_POWER_S3		(1 << 2)
107 #define BIT_BAT_POWER_ON		(1 << 1)
108 #define BIT_BAT_POWER_ACIN		(1 << 0)
109 
110 /* other registers */
111 /* Audio: rd/wr */
112 #define REG_AUDIO_VOLUME	0xF46C
113 #define REG_AUDIO_MUTE		0xF4E7
114 #define REG_AUDIO_BEEP		0xF4D0
115 /* USB port power or not: rd/wr */
116 #define REG_USB0_FLAG		0xF461
117 #define REG_USB1_FLAG		0xF462
118 #define REG_USB2_FLAG		0xF463
119 #define BIT_USB_FLAG_ON		1
120 #define BIT_USB_FLAG_OFF	0
121 /* LID */
122 #define REG_LID_DETECT		0xF4BD
123 #define BIT_LID_DETECT_ON	1
124 #define BIT_LID_DETECT_OFF	0
125 /* CRT */
126 #define REG_CRT_DETECT		0xF4AD
127 #define BIT_CRT_DETECT_PLUG	1
128 #define BIT_CRT_DETECT_UNPLUG	0
129 /* LCD backlight brightness adjust: 9 levels */
130 #define REG_DISPLAY_BRIGHTNESS	0xF4F5
131 /* Black screen Status */
132 #define BIT_DISPLAY_LCD_ON	1
133 #define BIT_DISPLAY_LCD_OFF	0
134 /* LCD backlight control: off/restore */
135 #define REG_BACKLIGHT_CTRL	0xF7BD
136 #define BIT_BACKLIGHT_ON	1
137 #define BIT_BACKLIGHT_OFF	0
138 /* Reset the machine auto-clear: rd/wr */
139 #define REG_RESET		0xF4EC
140 #define BIT_RESET_ON		1
141 /* Light the led: rd/wr */
142 #define REG_LED			0xF4C8
143 #define BIT_LED_RED_POWER	(1 << 0)
144 #define BIT_LED_ORANGE_POWER	(1 << 1)
145 #define BIT_LED_GREEN_CHARGE	(1 << 2)
146 #define BIT_LED_RED_CHARGE	(1 << 3)
147 #define BIT_LED_NUMLOCK		(1 << 4)
148 /* Test led mode, all led on/off */
149 #define REG_LED_TEST		0xF4C2
150 #define BIT_LED_TEST_IN		1
151 #define BIT_LED_TEST_OUT	0
152 /* Camera on/off */
153 #define REG_CAMERA_STATUS	0xF46A
154 #define BIT_CAMERA_STATUS_ON	1
155 #define BIT_CAMERA_STATUS_OFF	0
156 #define REG_CAMERA_CONTROL	0xF7B7
157 #define BIT_CAMERA_CONTROL_OFF	0
158 #define BIT_CAMERA_CONTROL_ON	1
159 /* Wlan Status */
160 #define REG_WLAN		0xF4FA
161 #define BIT_WLAN_ON		1
162 #define BIT_WLAN_OFF		0
163 #define REG_DISPLAY_LCD		0xF79F
164 
165 /* SCI Event Number from EC */
166 enum {
167 	EVENT_LID = 0x23,	/*  LID open/close */
168 	EVENT_DISPLAY_TOGGLE,	/*  Fn+F3 for display switch */
169 	EVENT_SLEEP,		/*  Fn+F1 for entering sleep mode */
170 	EVENT_OVERTEMP,		/*  Over-temperature happened */
171 	EVENT_CRT_DETECT,	/*  CRT is connected */
172 	EVENT_CAMERA,		/*  Camera on/off */
173 	EVENT_USB_OC2,		/*  USB2 Over Current occurred */
174 	EVENT_USB_OC0,		/*  USB0 Over Current occurred */
175 	EVENT_BLACK_SCREEN,	/*  Turn on/off backlight */
176 	EVENT_AUDIO_MUTE,	/*  Mute on/off */
177 	EVENT_DISPLAY_BRIGHTNESS,/* LCD backlight brightness adjust */
178 	EVENT_AC_BAT,		/*  AC & Battery relative issue */
179 	EVENT_AUDIO_VOLUME,	/*  Volume adjust */
180 	EVENT_WLAN,		/*  Wlan on/off */
181 	EVENT_END
182 };
183 
184 #endif /* !_EC_KB3310B_H */
185