LXR linux/arch/mips/loongson/lemote-2f/ec

   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
  16extern unsigned char ec_read(unsigned short addr);
  17extern void ec_write(unsigned short addr, unsigned char val);
  18extern int ec_query_seq(unsigned char cmd);
  19extern int ec_query_event_num(void);
  20extern int ec_get_event_num(void);
  21
  22typedef int (*sci_handler) (int status);
  23extern 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 */
 170enum {
 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