include/linux/mfd/rohm-bd718x7.h

/* [<][>][^][v][top][bottom][index][help] */
   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /* Copyright (C) 2018 ROHM Semiconductors */
   3 
   4 #ifndef __LINUX_MFD_BD718XX_H__
   5 #define __LINUX_MFD_BD718XX_H__
   6 
   7 #include <linux/mfd/rohm-generic.h>
   8 #include <linux/regmap.h>
   9 
  10 enum {
  11         BD718XX_BUCK1 = 0,
  12         BD718XX_BUCK2,
  13         BD718XX_BUCK3,
  14         BD718XX_BUCK4,
  15         BD718XX_BUCK5,
  16         BD718XX_BUCK6,
  17         BD718XX_BUCK7,
  18         BD718XX_BUCK8,
  19         BD718XX_LDO1,
  20         BD718XX_LDO2,
  21         BD718XX_LDO3,
  22         BD718XX_LDO4,
  23         BD718XX_LDO5,
  24         BD718XX_LDO6,
  25         BD718XX_LDO7,
  26         BD718XX_REGULATOR_AMOUNT,
  27 };
  28 
  29 /* Common voltage configurations */
  30 #define BD718XX_DVS_BUCK_VOLTAGE_NUM            0x3D
  31 #define BD718XX_4TH_NODVS_BUCK_VOLTAGE_NUM      0x3D
  32 
  33 #define BD718XX_LDO1_VOLTAGE_NUM        0x08
  34 #define BD718XX_LDO2_VOLTAGE_NUM        0x02
  35 #define BD718XX_LDO3_VOLTAGE_NUM        0x10
  36 #define BD718XX_LDO4_VOLTAGE_NUM        0x0A
  37 #define BD718XX_LDO6_VOLTAGE_NUM        0x0A
  38 
  39 /* BD71837 specific voltage configurations */
  40 #define BD71837_BUCK5_VOLTAGE_NUM       0x10
  41 #define BD71837_BUCK6_VOLTAGE_NUM       0x04
  42 #define BD71837_BUCK7_VOLTAGE_NUM       0x08
  43 #define BD71837_LDO5_VOLTAGE_NUM        0x10
  44 #define BD71837_LDO7_VOLTAGE_NUM        0x10
  45 
  46 /* BD71847 specific voltage configurations */
  47 #define BD71847_BUCK3_VOLTAGE_NUM       0x18
  48 #define BD71847_BUCK4_VOLTAGE_NUM       0x08
  49 #define BD71847_LDO5_VOLTAGE_NUM        0x20
  50 
  51 /* Registers specific to BD71837 */
  52 enum {
  53         BD71837_REG_BUCK3_CTRL =        0x07,
  54         BD71837_REG_BUCK4_CTRL =        0x08,
  55         BD71837_REG_BUCK3_VOLT_RUN =    0x12,
  56         BD71837_REG_BUCK4_VOLT_RUN =    0x13,
  57         BD71837_REG_LDO7_VOLT =         0x1E,
  58 };
  59 
  60 /* Registers common for BD71837 and BD71847 */
  61 enum {
  62         BD718XX_REG_REV =                       0x00,
  63         BD718XX_REG_SWRESET =                   0x01,
  64         BD718XX_REG_I2C_DEV =                   0x02,
  65         BD718XX_REG_PWRCTRL0 =                  0x03,
  66         BD718XX_REG_PWRCTRL1 =                  0x04,
  67         BD718XX_REG_BUCK1_CTRL =                0x05,
  68         BD718XX_REG_BUCK2_CTRL =                0x06,
  69         BD718XX_REG_1ST_NODVS_BUCK_CTRL =       0x09,
  70         BD718XX_REG_2ND_NODVS_BUCK_CTRL =       0x0A,
  71         BD718XX_REG_3RD_NODVS_BUCK_CTRL =       0x0B,
  72         BD718XX_REG_4TH_NODVS_BUCK_CTRL =       0x0C,
  73         BD718XX_REG_BUCK1_VOLT_RUN =            0x0D,
  74         BD718XX_REG_BUCK1_VOLT_IDLE =           0x0E,
  75         BD718XX_REG_BUCK1_VOLT_SUSP =           0x0F,
  76         BD718XX_REG_BUCK2_VOLT_RUN =            0x10,
  77         BD718XX_REG_BUCK2_VOLT_IDLE =           0x11,
  78         BD718XX_REG_1ST_NODVS_BUCK_VOLT =       0x14,
  79         BD718XX_REG_2ND_NODVS_BUCK_VOLT =       0x15,
  80         BD718XX_REG_3RD_NODVS_BUCK_VOLT =       0x16,
  81         BD718XX_REG_4TH_NODVS_BUCK_VOLT =       0x17,
  82         BD718XX_REG_LDO1_VOLT =                 0x18,
  83         BD718XX_REG_LDO2_VOLT =                 0x19,
  84         BD718XX_REG_LDO3_VOLT =                 0x1A,
  85         BD718XX_REG_LDO4_VOLT =                 0x1B,
  86         BD718XX_REG_LDO5_VOLT =                 0x1C,
  87         BD718XX_REG_LDO6_VOLT =                 0x1D,
  88         BD718XX_REG_TRANS_COND0 =               0x1F,
  89         BD718XX_REG_TRANS_COND1 =               0x20,
  90         BD718XX_REG_VRFAULTEN =                 0x21,
  91         BD718XX_REG_MVRFLTMASK0 =               0x22,
  92         BD718XX_REG_MVRFLTMASK1 =               0x23,
  93         BD718XX_REG_MVRFLTMASK2 =               0x24,
  94         BD718XX_REG_RCVCFG =                    0x25,
  95         BD718XX_REG_RCVNUM =                    0x26,
  96         BD718XX_REG_PWRONCONFIG0 =              0x27,
  97         BD718XX_REG_PWRONCONFIG1 =              0x28,
  98         BD718XX_REG_RESETSRC =                  0x29,
  99         BD718XX_REG_MIRQ =                      0x2A,
 100         BD718XX_REG_IRQ =                       0x2B,
 101         BD718XX_REG_IN_MON =                    0x2C,
 102         BD718XX_REG_POW_STATE =                 0x2D,
 103         BD718XX_REG_OUT32K =                    0x2E,
 104         BD718XX_REG_REGLOCK =                   0x2F,
 105         BD718XX_REG_OTPVER =                    0xFF,
 106         BD718XX_MAX_REGISTER =                  0x100,
 107 };
 108 
 109 #define REGLOCK_PWRSEQ  0x1
 110 #define REGLOCK_VREG    0x10
 111 
 112 /* Generic BUCK control masks */
 113 #define BD718XX_BUCK_SEL        0x02
 114 #define BD718XX_BUCK_EN         0x01
 115 #define BD718XX_BUCK_RUN_ON     0x04
 116 
 117 /* Generic LDO masks */
 118 #define BD718XX_LDO_SEL         0x80
 119 #define BD718XX_LDO_EN          0x40
 120 
 121 /* BD71837 BUCK ramp rate CTRL reg bits */
 122 #define BUCK_RAMPRATE_MASK      0xC0
 123 #define BUCK_RAMPRATE_10P00MV   0x0
 124 #define BUCK_RAMPRATE_5P00MV    0x1
 125 #define BUCK_RAMPRATE_2P50MV    0x2
 126 #define BUCK_RAMPRATE_1P25MV    0x3
 127 
 128 #define DVS_BUCK_RUN_MASK       0x3F
 129 #define DVS_BUCK_SUSP_MASK      0x3F
 130 #define DVS_BUCK_IDLE_MASK      0x3F
 131 
 132 #define BD718XX_1ST_NODVS_BUCK_MASK     0x07
 133 #define BD718XX_3RD_NODVS_BUCK_MASK     0x07
 134 #define BD718XX_4TH_NODVS_BUCK_MASK     0x3F
 135 
 136 #define BD71847_BUCK3_MASK              0x07
 137 #define BD71847_BUCK3_RANGE_MASK        0xC0
 138 #define BD71847_BUCK4_MASK              0x03
 139 #define BD71847_BUCK4_RANGE_MASK        0x40
 140 
 141 #define BD71837_BUCK5_MASK              0x07
 142 #define BD71837_BUCK5_RANGE_MASK        0x80
 143 #define BD71837_BUCK6_MASK              0x03
 144 
 145 #define BD718XX_LDO1_MASK               0x03
 146 #define BD718XX_LDO1_RANGE_MASK         0x20
 147 #define BD718XX_LDO2_MASK               0x20
 148 #define BD718XX_LDO3_MASK               0x0F
 149 #define BD718XX_LDO4_MASK               0x0F
 150 #define BD718XX_LDO6_MASK               0x0F
 151 
 152 #define BD71837_LDO5_MASK               0x0F
 153 #define BD71847_LDO5_MASK               0x0F
 154 #define BD71847_LDO5_RANGE_MASK         0x20
 155 
 156 #define BD71837_LDO7_MASK               0x0F
 157 
 158 /* BD718XX Voltage monitoring masks */
 159 #define BD718XX_BUCK1_VRMON80           0x1
 160 #define BD718XX_BUCK1_VRMON130          0x2
 161 #define BD718XX_BUCK2_VRMON80           0x4
 162 #define BD718XX_BUCK2_VRMON130          0x8
 163 #define BD718XX_1ST_NODVS_BUCK_VRMON80  0x1
 164 #define BD718XX_1ST_NODVS_BUCK_VRMON130 0x2
 165 #define BD718XX_2ND_NODVS_BUCK_VRMON80  0x4
 166 #define BD718XX_2ND_NODVS_BUCK_VRMON130 0x8
 167 #define BD718XX_3RD_NODVS_BUCK_VRMON80  0x10
 168 #define BD718XX_3RD_NODVS_BUCK_VRMON130 0x20
 169 #define BD718XX_4TH_NODVS_BUCK_VRMON80  0x40
 170 #define BD718XX_4TH_NODVS_BUCK_VRMON130 0x80
 171 #define BD718XX_LDO1_VRMON80            0x1
 172 #define BD718XX_LDO2_VRMON80            0x2
 173 #define BD718XX_LDO3_VRMON80            0x4
 174 #define BD718XX_LDO4_VRMON80            0x8
 175 #define BD718XX_LDO5_VRMON80            0x10
 176 #define BD718XX_LDO6_VRMON80            0x20
 177 
 178 /* BD71837 specific voltage monitoring masks */
 179 #define BD71837_BUCK3_VRMON80           0x10
 180 #define BD71837_BUCK3_VRMON130          0x20
 181 #define BD71837_BUCK4_VRMON80           0x40
 182 #define BD71837_BUCK4_VRMON130          0x80
 183 #define BD71837_LDO7_VRMON80            0x40
 184 
 185 /* BD718XX_REG_IRQ bits */
 186 #define IRQ_SWRST               0x40
 187 #define IRQ_PWRON_S             0x20
 188 #define IRQ_PWRON_L             0x10
 189 #define IRQ_PWRON               0x08
 190 #define IRQ_WDOG                0x04
 191 #define IRQ_ON_REQ              0x02
 192 #define IRQ_STBY_REQ            0x01
 193 
 194 /* BD718XX_REG_OUT32K bits */
 195 #define BD718XX_OUT32K_EN       0x01
 196 
 197 /* BD7183XX gated clock rate */
 198 #define BD718XX_CLK_RATE 32768
 199 
 200 /* ROHM BD718XX irqs */
 201 enum {
 202         BD718XX_INT_STBY_REQ,
 203         BD718XX_INT_ON_REQ,
 204         BD718XX_INT_WDOG,
 205         BD718XX_INT_PWRBTN,
 206         BD718XX_INT_PWRBTN_L,
 207         BD718XX_INT_PWRBTN_S,
 208         BD718XX_INT_SWRST
 209 };
 210 
 211 /* ROHM BD718XX interrupt masks */
 212 #define BD718XX_INT_SWRST_MASK          0x40
 213 #define BD718XX_INT_PWRBTN_S_MASK       0x20
 214 #define BD718XX_INT_PWRBTN_L_MASK       0x10
 215 #define BD718XX_INT_PWRBTN_MASK         0x8
 216 #define BD718XX_INT_WDOG_MASK           0x4
 217 #define BD718XX_INT_ON_REQ_MASK         0x2
 218 #define BD718XX_INT_STBY_REQ_MASK       0x1
 219 
 220 /* Register write induced reset settings */
 221 
 222 /*
 223  * Even though the bit zero is not SWRESET type we still want to write zero
 224  * to it when changing type. Bit zero is 'SWRESET' trigger bit and if we
 225  * write 1 to it we will trigger the action. So always write 0 to it when
 226  * changning SWRESET action - no matter what we read from it.
 227  */
 228 #define BD718XX_SWRESET_TYPE_MASK       7
 229 #define BD718XX_SWRESET_TYPE_DISABLED   0
 230 #define BD718XX_SWRESET_TYPE_COLD       4
 231 #define BD718XX_SWRESET_TYPE_WARM       6
 232 
 233 #define BD718XX_SWRESET_RESET_MASK      1
 234 #define BD718XX_SWRESET_RESET           1
 235 
 236 /* Poweroff state transition conditions */
 237 
 238 #define BD718XX_ON_REQ_POWEROFF_MASK    1
 239 #define BD718XX_SWRESET_POWEROFF_MASK   2
 240 #define BD718XX_WDOG_POWEROFF_MASK      4
 241 #define BD718XX_KEY_L_POWEROFF_MASK     8
 242 
 243 #define BD718XX_POWOFF_TO_SNVS  0
 244 #define BD718XX_POWOFF_TO_RDY   0xF
 245 
 246 #define BD718XX_POWOFF_TIME_MASK 0xF0
 247 enum {
 248         BD718XX_POWOFF_TIME_5MS = 0,
 249         BD718XX_POWOFF_TIME_10MS,
 250         BD718XX_POWOFF_TIME_15MS,
 251         BD718XX_POWOFF_TIME_20MS,
 252         BD718XX_POWOFF_TIME_25MS,
 253         BD718XX_POWOFF_TIME_30MS,
 254         BD718XX_POWOFF_TIME_35MS,
 255         BD718XX_POWOFF_TIME_40MS,
 256         BD718XX_POWOFF_TIME_45MS,
 257         BD718XX_POWOFF_TIME_50MS,
 258         BD718XX_POWOFF_TIME_75MS,
 259         BD718XX_POWOFF_TIME_100MS,
 260         BD718XX_POWOFF_TIME_250MS,
 261         BD718XX_POWOFF_TIME_500MS,
 262         BD718XX_POWOFF_TIME_750MS,
 263         BD718XX_POWOFF_TIME_1500MS
 264 };
 265 
 266 /* Poweron sequence state transition conditions */
 267 #define BD718XX_RDY_TO_SNVS_MASK 0xF
 268 #define BD718XX_SNVS_TO_RUN_MASK 0xF0
 269 
 270 #define BD718XX_PWR_TRIG_KEY_L          1
 271 #define BD718XX_PWR_TRIG_KEY_S          2
 272 #define BD718XX_PWR_TRIG_PMIC_ON        4
 273 #define BD718XX_PWR_TRIG_VSYS_UVLO      8
 274 #define BD718XX_RDY_TO_SNVS_SIFT        0
 275 #define BD718XX_SNVS_TO_RUN_SIFT        4
 276 
 277 #define BD718XX_PWRBTN_PRESS_DURATION_MASK 0xF
 278 
 279 /* Timeout value for detecting short press */
 280 enum {
 281         BD718XX_PWRBTN_SHORT_PRESS_10MS = 0,
 282         BD718XX_PWRBTN_SHORT_PRESS_500MS,
 283         BD718XX_PWRBTN_SHORT_PRESS_1000MS,
 284         BD718XX_PWRBTN_SHORT_PRESS_1500MS,
 285         BD718XX_PWRBTN_SHORT_PRESS_2000MS,
 286         BD718XX_PWRBTN_SHORT_PRESS_2500MS,
 287         BD718XX_PWRBTN_SHORT_PRESS_3000MS,
 288         BD718XX_PWRBTN_SHORT_PRESS_3500MS,
 289         BD718XX_PWRBTN_SHORT_PRESS_4000MS,
 290         BD718XX_PWRBTN_SHORT_PRESS_4500MS,
 291         BD718XX_PWRBTN_SHORT_PRESS_5000MS,
 292         BD718XX_PWRBTN_SHORT_PRESS_5500MS,
 293         BD718XX_PWRBTN_SHORT_PRESS_6000MS,
 294         BD718XX_PWRBTN_SHORT_PRESS_6500MS,
 295         BD718XX_PWRBTN_SHORT_PRESS_7000MS,
 296         BD718XX_PWRBTN_SHORT_PRESS_7500MS
 297 };
 298 
 299 /* Timeout value for detecting LONG press */
 300 enum {
 301         BD718XX_PWRBTN_LONG_PRESS_10MS = 0,
 302         BD718XX_PWRBTN_LONG_PRESS_1S,
 303         BD718XX_PWRBTN_LONG_PRESS_2S,
 304         BD718XX_PWRBTN_LONG_PRESS_3S,
 305         BD718XX_PWRBTN_LONG_PRESS_4S,
 306         BD718XX_PWRBTN_LONG_PRESS_5S,
 307         BD718XX_PWRBTN_LONG_PRESS_6S,
 308         BD718XX_PWRBTN_LONG_PRESS_7S,
 309         BD718XX_PWRBTN_LONG_PRESS_8S,
 310         BD718XX_PWRBTN_LONG_PRESS_9S,
 311         BD718XX_PWRBTN_LONG_PRESS_10S,
 312         BD718XX_PWRBTN_LONG_PRESS_11S,
 313         BD718XX_PWRBTN_LONG_PRESS_12S,
 314         BD718XX_PWRBTN_LONG_PRESS_13S,
 315         BD718XX_PWRBTN_LONG_PRESS_14S,
 316         BD718XX_PWRBTN_LONG_PRESS_15S
 317 };
 318 
 319 struct bd718xx {
 320         /*
 321          * Please keep this as the first member here as some
 322          * drivers (clk) supporting more than one chip may only know this
 323          * generic struct 'struct rohm_regmap_dev' and assume it is
 324          * the first chunk of parent device's private data.
 325          */
 326         struct rohm_regmap_dev chip;
 327 
 328         int chip_irq;
 329         struct regmap_irq_chip_data *irq_data;
 330 };
 331 
 332 #endif /* __LINUX_MFD_BD718XX_H__ */
/* [<][>][^][v][top][bottom][index][help] */
root/include/linux/mfd/rohm-bd718x7.h

INCLUDED FROM
