release/src-rt-6.x.4708/linux/linux-2.6.36/arch/mips/loongson/lemote-2f/ec_kb3310b.h

   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 */