release/src-rt-6.x.4708/linux/linux-2.6.36/include/linux/mfd/adp5520.h

   1 /*
   2  * Definitions and platform data for Analog Devices
   3  * ADP5520/ADP5501 MFD PMICs (Backlight, LED, GPIO and Keys)
   4  *
   5  * Copyright 2009 Analog Devices Inc.
   6  *
   7  * Licensed under the GPL-2 or later.
   8  */
   9
  10
  11 #ifndef __LINUX_MFD_ADP5520_H
  12 #define __LINUX_MFD_ADP5520_H
  13
  14 #define ID_ADP5520              5520
  15 #define ID_ADP5501              5501
  16
  17 /*
  18  * ADP5520/ADP5501 Register Map
  19  */
  20
  21 #define ADP5520_MODE_STATUS             0x00
  22 #define ADP5520_INTERRUPT_ENABLE        0x01
  23 #define ADP5520_BL_CONTROL              0x02
  24 #define ADP5520_BL_TIME                 0x03
  25 #define ADP5520_BL_FADE                 0x04
  26 #define ADP5520_DAYLIGHT_MAX            0x05
  27 #define ADP5520_DAYLIGHT_DIM            0x06
  28 #define ADP5520_OFFICE_MAX              0x07
  29 #define ADP5520_OFFICE_DIM              0x08
  30 #define ADP5520_DARK_MAX                0x09
  31 #define ADP5520_DARK_DIM                0x0A
  32 #define ADP5520_BL_VALUE                0x0B
  33 #define ADP5520_ALS_CMPR_CFG            0x0C
  34 #define ADP5520_L2_TRIP                 0x0D
  35 #define ADP5520_L2_HYS                  0x0E
  36 #define ADP5520_L3_TRIP                 0x0F
  37 #define ADP5520_L3_HYS                  0x10
  38 #define ADP5520_LED_CONTROL             0x11
  39 #define ADP5520_LED_TIME                0x12
  40 #define ADP5520_LED_FADE                0x13
  41 #define ADP5520_LED1_CURRENT            0x14
  42 #define ADP5520_LED2_CURRENT            0x15
  43 #define ADP5520_LED3_CURRENT            0x16
  44
  45 /*
  46  * ADP5520 Register Map
  47  */
  48
  49 #define ADP5520_GPIO_CFG_1              0x17
  50 #define ADP5520_GPIO_CFG_2              0x18
  51 #define ADP5520_GPIO_IN                 0x19
  52 #define ADP5520_GPIO_OUT                0x1A
  53 #define ADP5520_GPIO_INT_EN             0x1B
  54 #define ADP5520_GPIO_INT_STAT           0x1C
  55 #define ADP5520_GPIO_INT_LVL            0x1D
  56 #define ADP5520_GPIO_DEBOUNCE           0x1E
  57 #define ADP5520_GPIO_PULLUP             0x1F
  58 #define ADP5520_KP_INT_STAT_1           0x20
  59 #define ADP5520_KP_INT_STAT_2           0x21
  60 #define ADP5520_KR_INT_STAT_1           0x22
  61 #define ADP5520_KR_INT_STAT_2           0x23
  62 #define ADP5520_KEY_STAT_1              0x24
  63 #define ADP5520_KEY_STAT_2              0x25
  64
  65 /*
  66  * MODE_STATUS bits
  67  */
  68
  69 #define ADP5520_nSTNBY          (1 << 7)
  70 #define ADP5520_BL_EN           (1 << 6)
  71 #define ADP5520_DIM_EN          (1 << 5)
  72 #define ADP5520_OVP_INT         (1 << 4)
  73 #define ADP5520_CMPR_INT        (1 << 3)
  74 #define ADP5520_GPI_INT         (1 << 2)
  75 #define ADP5520_KR_INT          (1 << 1)
  76 #define ADP5520_KP_INT          (1 << 0)
  77
  78 /*
  79  * INTERRUPT_ENABLE bits
  80  */
  81
  82 #define ADP5520_AUTO_LD_EN      (1 << 4)
  83 #define ADP5520_CMPR_IEN        (1 << 3)
  84 #define ADP5520_OVP_IEN         (1 << 2)
  85 #define ADP5520_KR_IEN          (1 << 1)
  86 #define ADP5520_KP_IEN          (1 << 0)
  87
  88 /*
  89  * BL_CONTROL bits
  90  */
  91
  92 #define ADP5520_BL_LVL          ((x) << 5)
  93 #define ADP5520_BL_LAW          ((x) << 4)
  94 #define ADP5520_BL_AUTO_ADJ     (1 << 3)
  95 #define ADP5520_OVP_EN          (1 << 2)
  96 #define ADP5520_FOVR            (1 << 1)
  97 #define ADP5520_KP_BL_EN        (1 << 0)
  98
  99 /*
 100  * ALS_CMPR_CFG bits
 101  */
 102
 103 #define ADP5520_L3_OUT          (1 << 3)
 104 #define ADP5520_L2_OUT          (1 << 2)
 105 #define ADP5520_L3_EN           (1 << 1)
 106
 107 #define ADP5020_MAX_BRIGHTNESS  0x7F
 108
 109 #define FADE_VAL(in, out)       ((0xF & (in)) | ((0xF & (out)) << 4))
 110 #define BL_CTRL_VAL(law, auto)  (((1 & (auto)) << 3) | ((0x3 & (law)) << 4))
 111 #define ALS_CMPR_CFG_VAL(filt, l3_en)   (((0x7 & filt) << 5) | l3_en)
 112
 113 /*
 114  * LEDs subdevice bits and masks
 115  */
 116
 117 #define ADP5520_01_MAXLEDS 3
 118
 119 #define ADP5520_FLAG_LED_MASK           0x3
 120 #define ADP5520_FLAG_OFFT_SHIFT         8
 121 #define ADP5520_FLAG_OFFT_MASK          0x3
 122
 123 #define ADP5520_R3_MODE         (1 << 5)
 124 #define ADP5520_C3_MODE         (1 << 4)
 125 #define ADP5520_LED_LAW         (1 << 3)
 126 #define ADP5520_LED3_EN         (1 << 2)
 127 #define ADP5520_LED2_EN         (1 << 1)
 128 #define ADP5520_LED1_EN         (1 << 0)
 129
 130 /*
 131  * GPIO subdevice bits and masks
 132  */
 133
 134 #define ADP5520_MAXGPIOS        8
 135
 136 #define ADP5520_GPIO_C3         (1 << 7)        /* LED2 or GPIO7 aka C3 */
 137 #define ADP5520_GPIO_C2         (1 << 6)
 138 #define ADP5520_GPIO_C1         (1 << 5)
 139 #define ADP5520_GPIO_C0         (1 << 4)
 140 #define ADP5520_GPIO_R3         (1 << 3)        /* LED3 or GPIO3 aka R3 */
 141 #define ADP5520_GPIO_R2         (1 << 2)
 142 #define ADP5520_GPIO_R1         (1 << 1)
 143 #define ADP5520_GPIO_R0         (1 << 0)
 144
 145 struct adp5520_gpio_platform_data {
 146         unsigned gpio_start;
 147         u8 gpio_en_mask;
 148         u8 gpio_pullup_mask;
 149 };
 150
 151 /*
 152  * Keypad subdevice bits and masks
 153  */
 154
 155 #define ADP5520_MAXKEYS 16
 156
 157 #define ADP5520_COL_C3          (1 << 7)        /* LED2 or GPIO7 aka C3 */
 158 #define ADP5520_COL_C2          (1 << 6)
 159 #define ADP5520_COL_C1          (1 << 5)
 160 #define ADP5520_COL_C0          (1 << 4)
 161 #define ADP5520_ROW_R3          (1 << 3)        /* LED3 or GPIO3 aka R3 */
 162 #define ADP5520_ROW_R2          (1 << 2)
 163 #define ADP5520_ROW_R1          (1 << 1)
 164 #define ADP5520_ROW_R0          (1 << 0)
 165
 166 #define ADP5520_KEY(row, col) (col + row * 4)
 167 #define ADP5520_KEYMAPSIZE      ADP5520_MAXKEYS
 168
 169 struct adp5520_keys_platform_data {
 170         int rows_en_mask;               /* Number of rows */
 171         int cols_en_mask;               /* Number of columns */
 172         const unsigned short *keymap;   /* Pointer to keymap */
 173         unsigned short keymapsize;      /* Keymap size */
 174         unsigned repeat:1;              /* Enable key repeat */
 175 };
 176
 177
 178 /*
 179  * LEDs subdevice platform data
 180  */
 181
 182 #define FLAG_ID_ADP5520_LED1_ADP5501_LED0       1       /* ADP5520 PIN ILED */
 183 #define FLAG_ID_ADP5520_LED2_ADP5501_LED1       2       /* ADP5520 PIN C3 */
 184 #define FLAG_ID_ADP5520_LED3_ADP5501_LED2       3       /* ADP5520 PIN R3 */
 185
 186 #define ADP5520_LED_DIS_BLINK   (0 << ADP5520_FLAG_OFFT_SHIFT)
 187 #define ADP5520_LED_OFFT_600ms  (1 << ADP5520_FLAG_OFFT_SHIFT)
 188 #define ADP5520_LED_OFFT_800ms  (2 << ADP5520_FLAG_OFFT_SHIFT)
 189 #define ADP5520_LED_OFFT_1200ms (3 << ADP5520_FLAG_OFFT_SHIFT)
 190
 191 #define ADP5520_LED_ONT_200ms   0
 192 #define ADP5520_LED_ONT_600ms   1
 193 #define ADP5520_LED_ONT_800ms   2
 194 #define ADP5520_LED_ONT_1200ms  3
 195
 196 struct adp5520_leds_platform_data {
 197         int num_leds;
 198         struct led_info *leds;
 199         u8 fade_in;             /* Backlight Fade-In Timer */
 200         u8 fade_out;            /* Backlight Fade-Out Timer */
 201         u8 led_on_time;
 202 };
 203
 204 /*
 205  * Backlight subdevice platform data
 206  */
 207
 208 #define ADP5520_FADE_T_DIS      0       /* Fade Timer Disabled */
 209 #define ADP5520_FADE_T_300ms    1       /* 0.3 Sec */
 210 #define ADP5520_FADE_T_600ms    2
 211 #define ADP5520_FADE_T_900ms    3
 212 #define ADP5520_FADE_T_1200ms   4
 213 #define ADP5520_FADE_T_1500ms   5
 214 #define ADP5520_FADE_T_1800ms   6
 215 #define ADP5520_FADE_T_2100ms   7
 216 #define ADP5520_FADE_T_2400ms   8
 217 #define ADP5520_FADE_T_2700ms   9
 218 #define ADP5520_FADE_T_3000ms   10
 219 #define ADP5520_FADE_T_3500ms   11
 220 #define ADP5520_FADE_T_4000ms   12
 221 #define ADP5520_FADE_T_4500ms   13
 222 #define ADP5520_FADE_T_5000ms   14
 223 #define ADP5520_FADE_T_5500ms   15      /* 5.5 Sec */
 224
 225 #define ADP5520_BL_LAW_LINEAR   0
 226 #define ADP5520_BL_LAW_SQUARE   1
 227 #define ADP5520_BL_LAW_CUBIC1   2
 228 #define ADP5520_BL_LAW_CUBIC2   3
 229
 230 #define ADP5520_BL_AMBL_FILT_80ms       0       /* Light sensor filter time */
 231 #define ADP5520_BL_AMBL_FILT_160ms      1
 232 #define ADP5520_BL_AMBL_FILT_320ms      2
 233 #define ADP5520_BL_AMBL_FILT_640ms      3
 234 #define ADP5520_BL_AMBL_FILT_1280ms     4
 235 #define ADP5520_BL_AMBL_FILT_2560ms     5
 236 #define ADP5520_BL_AMBL_FILT_5120ms     6
 237 #define ADP5520_BL_AMBL_FILT_10240ms    7       /* 10.24 sec */
 238
 239         /*
 240          * Blacklight current 0..30mA
 241          */
 242 #define ADP5520_BL_CUR_mA(I)            ((I * 127) / 30)
 243
 244         /*
 245          * L2 comparator current 0..1000uA
 246          */
 247 #define ADP5520_L2_COMP_CURR_uA(I)      ((I * 255) / 1000)
 248
 249         /*
 250          * L3 comparator current 0..127uA
 251          */
 252 #define ADP5520_L3_COMP_CURR_uA(I)      ((I * 255) / 127)
 253
 254 struct adp5520_backlight_platform_data {
 255         u8 fade_in;             /* Backlight Fade-In Timer */
 256         u8 fade_out;            /* Backlight Fade-Out Timer */
 257         u8 fade_led_law;        /* fade-on/fade-off transfer characteristic */
 258
 259         u8 en_ambl_sens;        /* 1 = enable ambient light sensor */
 260         u8 abml_filt;           /* Light sensor filter time */
 261         u8 l1_daylight_max;     /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
 262         u8 l1_daylight_dim;     /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
 263         u8 l2_office_max;       /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
 264         u8 l2_office_dim;       /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
 265         u8 l3_dark_max;         /* use BL_CUR_mA(I) 0 <= I <= 30 mA */
 266         u8 l3_dark_dim;         /* typ = 0, use BL_CUR_mA(I) 0 <= I <= 30 mA */
 267         u8 l2_trip;             /* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */
 268         u8 l2_hyst;             /* use L2_COMP_CURR_uA(I) 0 <= I <= 1000 uA */
 269         u8 l3_trip;             /* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */
 270         u8 l3_hyst;             /* use L3_COMP_CURR_uA(I) 0 <= I <= 127 uA */
 271 };
 272
 273 /*
 274  * MFD chip platform data
 275  */
 276
 277 struct adp5520_platform_data {
 278         struct adp5520_keys_platform_data *keys;
 279         struct adp5520_gpio_platform_data *gpio;
 280         struct adp5520_leds_platform_data *leds;
 281         struct adp5520_backlight_platform_data *backlight;
 282 };
 283
 284 /*
 285  * MFD chip functions
 286  */
 287
 288 extern int adp5520_read(struct device *dev, int reg, uint8_t *val);
 289 extern int adp5520_write(struct device *dev, int reg, u8 val);
 290 extern int adp5520_clr_bits(struct device *dev, int reg, uint8_t bit_mask);
 291 extern int adp5520_set_bits(struct device *dev, int reg, uint8_t bit_mask);
 292
 293 extern int adp5520_register_notifier(struct device *dev,
 294                  struct notifier_block *nb, unsigned int events);
 295
 296 extern int adp5520_unregister_notifier(struct device *dev,
 297                 struct notifier_block *nb, unsigned int events);
 298
 299 #endif /* __LINUX_MFD_ADP5520_H */