LXR linux/arch/mips/loongson2ef/lemote-2f/ec

   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
  12extern unsigned char ec_read(unsigned short addr);
  13extern void ec_write(unsigned short addr, unsigned char val);
  14extern int ec_query_seq(unsigned char cmd);
  15extern int ec_query_event_num(void);
  16extern int ec_get_event_num(void);
  17
  18typedef int (*sci_handler) (int status);
  19extern 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 */
 166enum {
 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