include/linux/input/adp5589.h

   1 /*
   2  * Analog Devices ADP5589 I/O Expander and QWERTY Keypad Controller
   3  *
   4  * Copyright 2010-2011 Analog Devices Inc.
   5  *
   6  * Licensed under the GPL-2.
   7  */
   8
   9 #ifndef _ADP5589_H
  10 #define _ADP5589_H
  11
  12 #define ADP5589_ID                      0x00
  13 #define ADP5589_INT_STATUS              0x01
  14 #define ADP5589_STATUS                  0x02
  15 #define ADP5589_FIFO_1                  0x03
  16 #define ADP5589_FIFO_2                  0x04
  17 #define ADP5589_FIFO_3                  0x05
  18 #define ADP5589_FIFO_4                  0x06
  19 #define ADP5589_FIFO_5                  0x07
  20 #define ADP5589_FIFO_6                  0x08
  21 #define ADP5589_FIFO_7                  0x09
  22 #define ADP5589_FIFO_8                  0x0A
  23 #define ADP5589_FIFO_9                  0x0B
  24 #define ADP5589_FIFO_10                 0x0C
  25 #define ADP5589_FIFO_11                 0x0D
  26 #define ADP5589_FIFO_12                 0x0E
  27 #define ADP5589_FIFO_13                 0x0F
  28 #define ADP5589_FIFO_14                 0x10
  29 #define ADP5589_FIFO_15                 0x11
  30 #define ADP5589_FIFO_16                 0x12
  31 #define ADP5589_GPI_INT_STAT_A          0x13
  32 #define ADP5589_GPI_INT_STAT_B          0x14
  33 #define ADP5589_GPI_INT_STAT_C          0x15
  34 #define ADP5589_GPI_STATUS_A            0x16
  35 #define ADP5589_GPI_STATUS_B            0x17
  36 #define ADP5589_GPI_STATUS_C            0x18
  37 #define ADP5589_RPULL_CONFIG_A          0x19
  38 #define ADP5589_RPULL_CONFIG_B          0x1A
  39 #define ADP5589_RPULL_CONFIG_C          0x1B
  40 #define ADP5589_RPULL_CONFIG_D          0x1C
  41 #define ADP5589_RPULL_CONFIG_E          0x1D
  42 #define ADP5589_GPI_INT_LEVEL_A         0x1E
  43 #define ADP5589_GPI_INT_LEVEL_B         0x1F
  44 #define ADP5589_GPI_INT_LEVEL_C         0x20
  45 #define ADP5589_GPI_EVENT_EN_A          0x21
  46 #define ADP5589_GPI_EVENT_EN_B          0x22
  47 #define ADP5589_GPI_EVENT_EN_C          0x23
  48 #define ADP5589_GPI_INTERRUPT_EN_A      0x24
  49 #define ADP5589_GPI_INTERRUPT_EN_B      0x25
  50 #define ADP5589_GPI_INTERRUPT_EN_C      0x26
  51 #define ADP5589_DEBOUNCE_DIS_A          0x27
  52 #define ADP5589_DEBOUNCE_DIS_B          0x28
  53 #define ADP5589_DEBOUNCE_DIS_C          0x29
  54 #define ADP5589_GPO_DATA_OUT_A          0x2A
  55 #define ADP5589_GPO_DATA_OUT_B          0x2B
  56 #define ADP5589_GPO_DATA_OUT_C          0x2C
  57 #define ADP5589_GPO_OUT_MODE_A          0x2D
  58 #define ADP5589_GPO_OUT_MODE_B          0x2E
  59 #define ADP5589_GPO_OUT_MODE_C          0x2F
  60 #define ADP5589_GPIO_DIRECTION_A        0x30
  61 #define ADP5589_GPIO_DIRECTION_B        0x31
  62 #define ADP5589_GPIO_DIRECTION_C        0x32
  63 #define ADP5589_UNLOCK1                 0x33
  64 #define ADP5589_UNLOCK2                 0x34
  65 #define ADP5589_EXT_LOCK_EVENT          0x35
  66 #define ADP5589_UNLOCK_TIMERS           0x36
  67 #define ADP5589_LOCK_CFG                0x37
  68 #define ADP5589_RESET1_EVENT_A          0x38
  69 #define ADP5589_RESET1_EVENT_B          0x39
  70 #define ADP5589_RESET1_EVENT_C          0x3A
  71 #define ADP5589_RESET2_EVENT_A          0x3B
  72 #define ADP5589_RESET2_EVENT_B          0x3C
  73 #define ADP5589_RESET_CFG               0x3D
  74 #define ADP5589_PWM_OFFT_LOW            0x3E
  75 #define ADP5589_PWM_OFFT_HIGH           0x3F
  76 #define ADP5589_PWM_ONT_LOW             0x40
  77 #define ADP5589_PWM_ONT_HIGH            0x41
  78 #define ADP5589_PWM_CFG                 0x42
  79 #define ADP5589_CLOCK_DIV_CFG           0x43
  80 #define ADP5589_LOGIC_1_CFG             0x44
  81 #define ADP5589_LOGIC_2_CFG             0x45
  82 #define ADP5589_LOGIC_FF_CFG            0x46
  83 #define ADP5589_LOGIC_INT_EVENT_EN      0x47
  84 #define ADP5589_POLL_PTIME_CFG          0x48
  85 #define ADP5589_PIN_CONFIG_A            0x49
  86 #define ADP5589_PIN_CONFIG_B            0x4A
  87 #define ADP5589_PIN_CONFIG_C            0x4B
  88 #define ADP5589_PIN_CONFIG_D            0x4C
  89 #define ADP5589_GENERAL_CFG             0x4D
  90 #define ADP5589_INT_EN                  0x4E
  91
  92 #define ADP5589_DEVICE_ID_MASK  0xF
  93
  94 /* Put one of these structures in i2c_board_info platform_data */
  95
  96 #define ADP5589_KEYMAPSIZE      88
  97
  98 #define ADP5589_GPI_PIN_ROW0 97
  99 #define ADP5589_GPI_PIN_ROW1 98
 100 #define ADP5589_GPI_PIN_ROW2 99
 101 #define ADP5589_GPI_PIN_ROW3 100
 102 #define ADP5589_GPI_PIN_ROW4 101
 103 #define ADP5589_GPI_PIN_ROW5 102
 104 #define ADP5589_GPI_PIN_ROW6 103
 105 #define ADP5589_GPI_PIN_ROW7 104
 106 #define ADP5589_GPI_PIN_COL0 105
 107 #define ADP5589_GPI_PIN_COL1 106
 108 #define ADP5589_GPI_PIN_COL2 107
 109 #define ADP5589_GPI_PIN_COL3 108
 110 #define ADP5589_GPI_PIN_COL4 109
 111 #define ADP5589_GPI_PIN_COL5 110
 112 #define ADP5589_GPI_PIN_COL6 111
 113 #define ADP5589_GPI_PIN_COL7 112
 114 #define ADP5589_GPI_PIN_COL8 113
 115 #define ADP5589_GPI_PIN_COL9 114
 116 #define ADP5589_GPI_PIN_COL10 115
 117 #define GPI_LOGIC1 116
 118 #define GPI_LOGIC2 117
 119
 120 #define ADP5589_GPI_PIN_ROW_BASE ADP5589_GPI_PIN_ROW0
 121 #define ADP5589_GPI_PIN_ROW_END ADP5589_GPI_PIN_ROW7
 122 #define ADP5589_GPI_PIN_COL_BASE ADP5589_GPI_PIN_COL0
 123 #define ADP5589_GPI_PIN_COL_END ADP5589_GPI_PIN_COL10
 124
 125 #define ADP5589_GPI_PIN_BASE ADP5589_GPI_PIN_ROW_BASE
 126 #define ADP5589_GPI_PIN_END ADP5589_GPI_PIN_COL_END
 127
 128 #define ADP5589_GPIMAPSIZE_MAX (ADP5589_GPI_PIN_END - ADP5589_GPI_PIN_BASE + 1)
 129
 130 struct adp5589_gpi_map {
 131         unsigned short pin;
 132         unsigned short sw_evt;
 133 };
 134
 135 /* scan_cycle_time */
 136 #define ADP5589_SCAN_CYCLE_10ms         0
 137 #define ADP5589_SCAN_CYCLE_20ms         1
 138 #define ADP5589_SCAN_CYCLE_30ms         2
 139 #define ADP5589_SCAN_CYCLE_40ms         3
 140
 141 /* RESET_CFG */
 142 #define RESET_PULSE_WIDTH_500us         0
 143 #define RESET_PULSE_WIDTH_1ms           1
 144 #define RESET_PULSE_WIDTH_2ms           2
 145 #define RESET_PULSE_WIDTH_10ms          3
 146
 147 #define RESET_TRIG_TIME_0ms             (0 << 2)
 148 #define RESET_TRIG_TIME_1000ms          (1 << 2)
 149 #define RESET_TRIG_TIME_1500ms          (2 << 2)
 150 #define RESET_TRIG_TIME_2000ms          (3 << 2)
 151 #define RESET_TRIG_TIME_2500ms          (4 << 2)
 152 #define RESET_TRIG_TIME_3000ms          (5 << 2)
 153 #define RESET_TRIG_TIME_3500ms          (6 << 2)
 154 #define RESET_TRIG_TIME_4000ms          (7 << 2)
 155
 156 #define RESET_PASSTHRU_EN               (1 << 5)
 157 #define RESET1_POL_HIGH                 (1 << 6)
 158 #define RESET1_POL_LOW                  (0 << 6)
 159 #define RESET2_POL_HIGH                 (1 << 7)
 160 #define RESET2_POL_LOW                  (0 << 7)
 161
 162 /* Mask Bits:
 163  * C C C C C C C C C C C | R R R R R R R R
 164  * 1 9 8 7 6 5 4 3 2 1 0 | 7 6 5 4 3 2 1 0
 165  * 0
 166  * ---------------- BIT ------------------
 167  * 1 1 1 1 1 1 1 1 1 0 0 | 0 0 0 0 0 0 0 0
 168  * 8 7 6 5 4 3 2 1 0 9 8 | 7 6 5 4 3 2 1 0
 169  */
 170
 171 #define ADP_ROW(x)                      (1 << (x))
 172 #define ADP_COL(x)                      (1 << (x + 8))
 173
 174 struct adp5589_kpad_platform_data {
 175         unsigned keypad_en_mask;        /* Keypad (Rows/Columns) enable mask */
 176         const unsigned short *keymap;   /* Pointer to keymap */
 177         unsigned short keymapsize;      /* Keymap size */
 178         bool repeat;                    /* Enable key repeat */
 179         bool en_keylock;                /* Enable key lock feature */
 180         unsigned char unlock_key1;      /* Unlock Key 1 */
 181         unsigned char unlock_key2;      /* Unlock Key 2 */
 182         unsigned char unlock_timer;     /* Time in seconds [0..7] between the two unlock keys 0=disable */
 183         unsigned char scan_cycle_time;  /* Time between consecutive scan cycles */
 184         unsigned char reset_cfg;        /* Reset config */
 185         unsigned short reset1_key_1;    /* Reset Key 1 */
 186         unsigned short reset1_key_2;    /* Reset Key 2 */
 187         unsigned short reset1_key_3;    /* Reset Key 3 */
 188         unsigned short reset2_key_1;    /* Reset Key 1 */
 189         unsigned short reset2_key_2;    /* Reset Key 2 */
 190         unsigned debounce_dis_mask;     /* Disable debounce mask */
 191         unsigned pull_dis_mask;         /* Disable all pull resistors mask */
 192         unsigned pullup_en_100k;        /* Pull-Up 100k Enable Mask */
 193         unsigned pullup_en_300k;        /* Pull-Up 300k Enable Mask */
 194         unsigned pulldown_en_300k;      /* Pull-Down 300k Enable Mask */
 195         const struct adp5589_gpi_map *gpimap;
 196         unsigned short gpimapsize;
 197         const struct adp5589_gpio_platform_data *gpio_data;
 198 };
 199
 200 struct i2c_client; /* forward declaration */
 201
 202 struct adp5589_gpio_platform_data {
 203         int     gpio_start;     /* GPIO Chip base # */
 204         int     (*setup)(struct i2c_client *client,
 205                                 int gpio, unsigned ngpio,
 206                                 void *context);
 207         int     (*teardown)(struct i2c_client *client,
 208                                 int gpio, unsigned ngpio,
 209                                 void *context);
 210         void    *context;
 211 };
 212
 213 #endif