include/linux/input/adp5589.h

   1 /*
   2  * Analog Devices ADP5589/ADP5585 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 /*
  13  * ADP5589 specific GPI and Keymap defines
  14  */
  15
  16 #define ADP5589_KEYMAPSIZE      88
  17
  18 #define ADP5589_GPI_PIN_ROW0 97
  19 #define ADP5589_GPI_PIN_ROW1 98
  20 #define ADP5589_GPI_PIN_ROW2 99
  21 #define ADP5589_GPI_PIN_ROW3 100
  22 #define ADP5589_GPI_PIN_ROW4 101
  23 #define ADP5589_GPI_PIN_ROW5 102
  24 #define ADP5589_GPI_PIN_ROW6 103
  25 #define ADP5589_GPI_PIN_ROW7 104
  26 #define ADP5589_GPI_PIN_COL0 105
  27 #define ADP5589_GPI_PIN_COL1 106
  28 #define ADP5589_GPI_PIN_COL2 107
  29 #define ADP5589_GPI_PIN_COL3 108
  30 #define ADP5589_GPI_PIN_COL4 109
  31 #define ADP5589_GPI_PIN_COL5 110
  32 #define ADP5589_GPI_PIN_COL6 111
  33 #define ADP5589_GPI_PIN_COL7 112
  34 #define ADP5589_GPI_PIN_COL8 113
  35 #define ADP5589_GPI_PIN_COL9 114
  36 #define ADP5589_GPI_PIN_COL10 115
  37 #define GPI_LOGIC1 116
  38 #define GPI_LOGIC2 117
  39
  40 #define ADP5589_GPI_PIN_ROW_BASE ADP5589_GPI_PIN_ROW0
  41 #define ADP5589_GPI_PIN_ROW_END ADP5589_GPI_PIN_ROW7
  42 #define ADP5589_GPI_PIN_COL_BASE ADP5589_GPI_PIN_COL0
  43 #define ADP5589_GPI_PIN_COL_END ADP5589_GPI_PIN_COL10
  44
  45 #define ADP5589_GPI_PIN_BASE ADP5589_GPI_PIN_ROW_BASE
  46 #define ADP5589_GPI_PIN_END ADP5589_GPI_PIN_COL_END
  47
  48 #define ADP5589_GPIMAPSIZE_MAX (ADP5589_GPI_PIN_END - ADP5589_GPI_PIN_BASE + 1)
  49
  50 /*
  51  * ADP5585 specific GPI and Keymap defines
  52  */
  53
  54 #define ADP5585_KEYMAPSIZE      30
  55
  56 #define ADP5585_GPI_PIN_ROW0 37
  57 #define ADP5585_GPI_PIN_ROW1 38
  58 #define ADP5585_GPI_PIN_ROW2 39
  59 #define ADP5585_GPI_PIN_ROW3 40
  60 #define ADP5585_GPI_PIN_ROW4 41
  61 #define ADP5585_GPI_PIN_ROW5 42
  62 #define ADP5585_GPI_PIN_COL0 43
  63 #define ADP5585_GPI_PIN_COL1 44
  64 #define ADP5585_GPI_PIN_COL2 45
  65 #define ADP5585_GPI_PIN_COL3 46
  66 #define ADP5585_GPI_PIN_COL4 47
  67 #define GPI_LOGIC 48
  68
  69 #define ADP5585_GPI_PIN_ROW_BASE ADP5585_GPI_PIN_ROW0
  70 #define ADP5585_GPI_PIN_ROW_END ADP5585_GPI_PIN_ROW5
  71 #define ADP5585_GPI_PIN_COL_BASE ADP5585_GPI_PIN_COL0
  72 #define ADP5585_GPI_PIN_COL_END ADP5585_GPI_PIN_COL4
  73
  74 #define ADP5585_GPI_PIN_BASE ADP5585_GPI_PIN_ROW_BASE
  75 #define ADP5585_GPI_PIN_END ADP5585_GPI_PIN_COL_END
  76
  77 #define ADP5585_GPIMAPSIZE_MAX (ADP5585_GPI_PIN_END - ADP5585_GPI_PIN_BASE + 1)
  78
  79 struct adp5589_gpi_map {
  80         unsigned short pin;
  81         unsigned short sw_evt;
  82 };
  83
  84 /* scan_cycle_time */
  85 #define ADP5589_SCAN_CYCLE_10ms         0
  86 #define ADP5589_SCAN_CYCLE_20ms         1
  87 #define ADP5589_SCAN_CYCLE_30ms         2
  88 #define ADP5589_SCAN_CYCLE_40ms         3
  89
  90 /* RESET_CFG */
  91 #define RESET_PULSE_WIDTH_500us         0
  92 #define RESET_PULSE_WIDTH_1ms           1
  93 #define RESET_PULSE_WIDTH_2ms           2
  94 #define RESET_PULSE_WIDTH_10ms          3
  95
  96 #define RESET_TRIG_TIME_0ms             (0 << 2)
  97 #define RESET_TRIG_TIME_1000ms          (1 << 2)
  98 #define RESET_TRIG_TIME_1500ms          (2 << 2)
  99 #define RESET_TRIG_TIME_2000ms          (3 << 2)
 100 #define RESET_TRIG_TIME_2500ms          (4 << 2)
 101 #define RESET_TRIG_TIME_3000ms          (5 << 2)
 102 #define RESET_TRIG_TIME_3500ms          (6 << 2)
 103 #define RESET_TRIG_TIME_4000ms          (7 << 2)
 104
 105 #define RESET_PASSTHRU_EN               (1 << 5)
 106 #define RESET1_POL_HIGH                 (1 << 6)
 107 #define RESET1_POL_LOW                  (0 << 6)
 108 #define RESET2_POL_HIGH                 (1 << 7)
 109 #define RESET2_POL_LOW                  (0 << 7)
 110
 111 /* ADP5589 Mask Bits:
 112  * C C C C C C C C C C C | R R R R R R R R
 113  * 1 9 8 7 6 5 4 3 2 1 0 | 7 6 5 4 3 2 1 0
 114  * 0
 115  * ---------------- BIT ------------------
 116  * 1 1 1 1 1 1 1 1 1 0 0 | 0 0 0 0 0 0 0 0
 117  * 8 7 6 5 4 3 2 1 0 9 8 | 7 6 5 4 3 2 1 0
 118  */
 119
 120 #define ADP_ROW(x)      (1 << (x))
 121 #define ADP_COL(x)      (1 << (x + 8))
 122 #define ADP5589_ROW_MASK                0xFF
 123 #define ADP5589_COL_MASK                0xFF
 124 #define ADP5589_COL_SHIFT               8
 125 #define ADP5589_MAX_ROW_NUM             7
 126 #define ADP5589_MAX_COL_NUM             10
 127
 128 /* ADP5585 Mask Bits:
 129  * C C C C C | R R R R R R
 130  * 4 3 2 1 0 | 5 4 3 2 1 0
 131  *
 132  * ---- BIT -- -----------
 133  * 1 0 0 0 0 | 0 0 0 0 0 0
 134  * 0 9 8 7 6 | 5 4 3 2 1 0
 135  */
 136
 137 #define ADP5585_ROW_MASK                0x3F
 138 #define ADP5585_COL_MASK                0x1F
 139 #define ADP5585_ROW_SHIFT               0
 140 #define ADP5585_COL_SHIFT               6
 141 #define ADP5585_MAX_ROW_NUM             5
 142 #define ADP5585_MAX_COL_NUM             4
 143
 144 #define ADP5585_ROW(x)  (1 << ((x) & ADP5585_ROW_MASK))
 145 #define ADP5585_COL(x)  (1 << (((x) & ADP5585_COL_MASK) + ADP5585_COL_SHIFT))
 146
 147 /* Put one of these structures in i2c_board_info platform_data */
 148
 149 struct adp5589_kpad_platform_data {
 150         unsigned keypad_en_mask;        /* Keypad (Rows/Columns) enable mask */
 151         const unsigned short *keymap;   /* Pointer to keymap */
 152         unsigned short keymapsize;      /* Keymap size */
 153         bool repeat;                    /* Enable key repeat */
 154         bool en_keylock;                /* Enable key lock feature (ADP5589 only)*/
 155         unsigned char unlock_key1;      /* Unlock Key 1 (ADP5589 only) */
 156         unsigned char unlock_key2;      /* Unlock Key 2 (ADP5589 only) */
 157         unsigned char unlock_timer;     /* Time in seconds [0..7] between the two unlock keys 0=disable (ADP5589 only) */
 158         unsigned char scan_cycle_time;  /* Time between consecutive scan cycles */
 159         unsigned char reset_cfg;        /* Reset config */
 160         unsigned short reset1_key_1;    /* Reset Key 1 */
 161         unsigned short reset1_key_2;    /* Reset Key 2 */
 162         unsigned short reset1_key_3;    /* Reset Key 3 */
 163         unsigned short reset2_key_1;    /* Reset Key 1 */
 164         unsigned short reset2_key_2;    /* Reset Key 2 */
 165         unsigned debounce_dis_mask;     /* Disable debounce mask */
 166         unsigned pull_dis_mask;         /* Disable all pull resistors mask */
 167         unsigned pullup_en_100k;        /* Pull-Up 100k Enable Mask */
 168         unsigned pullup_en_300k;        /* Pull-Up 300k Enable Mask */
 169         unsigned pulldown_en_300k;      /* Pull-Down 300k Enable Mask */
 170         const struct adp5589_gpi_map *gpimap;
 171         unsigned short gpimapsize;
 172         const struct adp5589_gpio_platform_data *gpio_data;
 173 };
 174
 175 struct i2c_client; /* forward declaration */
 176
 177 struct adp5589_gpio_platform_data {
 178         int     gpio_start;     /* GPIO Chip base # */
 179         int     (*setup)(struct i2c_client *client,
 180                                 int gpio, unsigned ngpio,
 181                                 void *context);
 182         int     (*teardown)(struct i2c_client *client,
 183                                 int gpio, unsigned ngpio,
 184                                 void *context);
 185         void    *context;
 186 };
 187
 188 #endif