drivers/mfd/sec-irq.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 //
   3 // Copyright (c) 2011-2014 Samsung Electronics Co., Ltd
   4 //              http://www.samsung.com
   5
   6 #include <linux/device.h>
   7 #include <linux/interrupt.h>
   8 #include <linux/irq.h>
   9 #include <linux/module.h>
  10 #include <linux/regmap.h>
  11
  12 #include <linux/mfd/samsung/core.h>
  13 #include <linux/mfd/samsung/irq.h>
  14 #include <linux/mfd/samsung/s2mps11.h>
  15 #include <linux/mfd/samsung/s2mps14.h>
  16 #include <linux/mfd/samsung/s2mpu02.h>
  17 #include <linux/mfd/samsung/s5m8767.h>
  18
  19 static const struct regmap_irq s2mps11_irqs[] = {
  20         [S2MPS11_IRQ_PWRONF] = {
  21                 .reg_offset = 0,
  22                 .mask = S2MPS11_IRQ_PWRONF_MASK,
  23         },
  24         [S2MPS11_IRQ_PWRONR] = {
  25                 .reg_offset = 0,
  26                 .mask = S2MPS11_IRQ_PWRONR_MASK,
  27         },
  28         [S2MPS11_IRQ_JIGONBF] = {
  29                 .reg_offset = 0,
  30                 .mask = S2MPS11_IRQ_JIGONBF_MASK,
  31         },
  32         [S2MPS11_IRQ_JIGONBR] = {
  33                 .reg_offset = 0,
  34                 .mask = S2MPS11_IRQ_JIGONBR_MASK,
  35         },
  36         [S2MPS11_IRQ_ACOKBF] = {
  37                 .reg_offset = 0,
  38                 .mask = S2MPS11_IRQ_ACOKBF_MASK,
  39         },
  40         [S2MPS11_IRQ_ACOKBR] = {
  41                 .reg_offset = 0,
  42                 .mask = S2MPS11_IRQ_ACOKBR_MASK,
  43         },
  44         [S2MPS11_IRQ_PWRON1S] = {
  45                 .reg_offset = 0,
  46                 .mask = S2MPS11_IRQ_PWRON1S_MASK,
  47         },
  48         [S2MPS11_IRQ_MRB] = {
  49                 .reg_offset = 0,
  50                 .mask = S2MPS11_IRQ_MRB_MASK,
  51         },
  52         [S2MPS11_IRQ_RTC60S] = {
  53                 .reg_offset = 1,
  54                 .mask = S2MPS11_IRQ_RTC60S_MASK,
  55         },
  56         [S2MPS11_IRQ_RTCA1] = {
  57                 .reg_offset = 1,
  58                 .mask = S2MPS11_IRQ_RTCA1_MASK,
  59         },
  60         [S2MPS11_IRQ_RTCA0] = {
  61                 .reg_offset = 1,
  62                 .mask = S2MPS11_IRQ_RTCA0_MASK,
  63         },
  64         [S2MPS11_IRQ_SMPL] = {
  65                 .reg_offset = 1,
  66                 .mask = S2MPS11_IRQ_SMPL_MASK,
  67         },
  68         [S2MPS11_IRQ_RTC1S] = {
  69                 .reg_offset = 1,
  70                 .mask = S2MPS11_IRQ_RTC1S_MASK,
  71         },
  72         [S2MPS11_IRQ_WTSR] = {
  73                 .reg_offset = 1,
  74                 .mask = S2MPS11_IRQ_WTSR_MASK,
  75         },
  76         [S2MPS11_IRQ_INT120C] = {
  77                 .reg_offset = 2,
  78                 .mask = S2MPS11_IRQ_INT120C_MASK,
  79         },
  80         [S2MPS11_IRQ_INT140C] = {
  81                 .reg_offset = 2,
  82                 .mask = S2MPS11_IRQ_INT140C_MASK,
  83         },
  84 };
  85
  86 static const struct regmap_irq s2mps14_irqs[] = {
  87         [S2MPS14_IRQ_PWRONF] = {
  88                 .reg_offset = 0,
  89                 .mask = S2MPS11_IRQ_PWRONF_MASK,
  90         },
  91         [S2MPS14_IRQ_PWRONR] = {
  92                 .reg_offset = 0,
  93                 .mask = S2MPS11_IRQ_PWRONR_MASK,
  94         },
  95         [S2MPS14_IRQ_JIGONBF] = {
  96                 .reg_offset = 0,
  97                 .mask = S2MPS11_IRQ_JIGONBF_MASK,
  98         },
  99         [S2MPS14_IRQ_JIGONBR] = {
 100                 .reg_offset = 0,
 101                 .mask = S2MPS11_IRQ_JIGONBR_MASK,
 102         },
 103         [S2MPS14_IRQ_ACOKBF] = {
 104                 .reg_offset = 0,
 105                 .mask = S2MPS11_IRQ_ACOKBF_MASK,
 106         },
 107         [S2MPS14_IRQ_ACOKBR] = {
 108                 .reg_offset = 0,
 109                 .mask = S2MPS11_IRQ_ACOKBR_MASK,
 110         },
 111         [S2MPS14_IRQ_PWRON1S] = {
 112                 .reg_offset = 0,
 113                 .mask = S2MPS11_IRQ_PWRON1S_MASK,
 114         },
 115         [S2MPS14_IRQ_MRB] = {
 116                 .reg_offset = 0,
 117                 .mask = S2MPS11_IRQ_MRB_MASK,
 118         },
 119         [S2MPS14_IRQ_RTC60S] = {
 120                 .reg_offset = 1,
 121                 .mask = S2MPS11_IRQ_RTC60S_MASK,
 122         },
 123         [S2MPS14_IRQ_RTCA1] = {
 124                 .reg_offset = 1,
 125                 .mask = S2MPS11_IRQ_RTCA1_MASK,
 126         },
 127         [S2MPS14_IRQ_RTCA0] = {
 128                 .reg_offset = 1,
 129                 .mask = S2MPS11_IRQ_RTCA0_MASK,
 130         },
 131         [S2MPS14_IRQ_SMPL] = {
 132                 .reg_offset = 1,
 133                 .mask = S2MPS11_IRQ_SMPL_MASK,
 134         },
 135         [S2MPS14_IRQ_RTC1S] = {
 136                 .reg_offset = 1,
 137                 .mask = S2MPS11_IRQ_RTC1S_MASK,
 138         },
 139         [S2MPS14_IRQ_WTSR] = {
 140                 .reg_offset = 1,
 141                 .mask = S2MPS11_IRQ_WTSR_MASK,
 142         },
 143         [S2MPS14_IRQ_INT120C] = {
 144                 .reg_offset = 2,
 145                 .mask = S2MPS11_IRQ_INT120C_MASK,
 146         },
 147         [S2MPS14_IRQ_INT140C] = {
 148                 .reg_offset = 2,
 149                 .mask = S2MPS11_IRQ_INT140C_MASK,
 150         },
 151         [S2MPS14_IRQ_TSD] = {
 152                 .reg_offset = 2,
 153                 .mask = S2MPS14_IRQ_TSD_MASK,
 154         },
 155 };
 156
 157 static const struct regmap_irq s2mpu02_irqs[] = {
 158         [S2MPU02_IRQ_PWRONF] = {
 159                 .reg_offset = 0,
 160                 .mask = S2MPS11_IRQ_PWRONF_MASK,
 161         },
 162         [S2MPU02_IRQ_PWRONR] = {
 163                 .reg_offset = 0,
 164                 .mask = S2MPS11_IRQ_PWRONR_MASK,
 165         },
 166         [S2MPU02_IRQ_JIGONBF] = {
 167                 .reg_offset = 0,
 168                 .mask = S2MPS11_IRQ_JIGONBF_MASK,
 169         },
 170         [S2MPU02_IRQ_JIGONBR] = {
 171                 .reg_offset = 0,
 172                 .mask = S2MPS11_IRQ_JIGONBR_MASK,
 173         },
 174         [S2MPU02_IRQ_ACOKBF] = {
 175                 .reg_offset = 0,
 176                 .mask = S2MPS11_IRQ_ACOKBF_MASK,
 177         },
 178         [S2MPU02_IRQ_ACOKBR] = {
 179                 .reg_offset = 0,
 180                 .mask = S2MPS11_IRQ_ACOKBR_MASK,
 181         },
 182         [S2MPU02_IRQ_PWRON1S] = {
 183                 .reg_offset = 0,
 184                 .mask = S2MPS11_IRQ_PWRON1S_MASK,
 185         },
 186         [S2MPU02_IRQ_MRB] = {
 187                 .reg_offset = 0,
 188                 .mask = S2MPS11_IRQ_MRB_MASK,
 189         },
 190         [S2MPU02_IRQ_RTC60S] = {
 191                 .reg_offset = 1,
 192                 .mask = S2MPS11_IRQ_RTC60S_MASK,
 193         },
 194         [S2MPU02_IRQ_RTCA1] = {
 195                 .reg_offset = 1,
 196                 .mask = S2MPS11_IRQ_RTCA1_MASK,
 197         },
 198         [S2MPU02_IRQ_RTCA0] = {
 199                 .reg_offset = 1,
 200                 .mask = S2MPS11_IRQ_RTCA0_MASK,
 201         },
 202         [S2MPU02_IRQ_SMPL] = {
 203                 .reg_offset = 1,
 204                 .mask = S2MPS11_IRQ_SMPL_MASK,
 205         },
 206         [S2MPU02_IRQ_RTC1S] = {
 207                 .reg_offset = 1,
 208                 .mask = S2MPS11_IRQ_RTC1S_MASK,
 209         },
 210         [S2MPU02_IRQ_WTSR] = {
 211                 .reg_offset = 1,
 212                 .mask = S2MPS11_IRQ_WTSR_MASK,
 213         },
 214         [S2MPU02_IRQ_INT120C] = {
 215                 .reg_offset = 2,
 216                 .mask = S2MPS11_IRQ_INT120C_MASK,
 217         },
 218         [S2MPU02_IRQ_INT140C] = {
 219                 .reg_offset = 2,
 220                 .mask = S2MPS11_IRQ_INT140C_MASK,
 221         },
 222         [S2MPU02_IRQ_TSD] = {
 223                 .reg_offset = 2,
 224                 .mask = S2MPS14_IRQ_TSD_MASK,
 225         },
 226 };
 227
 228 static const struct regmap_irq s5m8767_irqs[] = {
 229         [S5M8767_IRQ_PWRR] = {
 230                 .reg_offset = 0,
 231                 .mask = S5M8767_IRQ_PWRR_MASK,
 232         },
 233         [S5M8767_IRQ_PWRF] = {
 234                 .reg_offset = 0,
 235                 .mask = S5M8767_IRQ_PWRF_MASK,
 236         },
 237         [S5M8767_IRQ_PWR1S] = {
 238                 .reg_offset = 0,
 239                 .mask = S5M8767_IRQ_PWR1S_MASK,
 240         },
 241         [S5M8767_IRQ_JIGR] = {
 242                 .reg_offset = 0,
 243                 .mask = S5M8767_IRQ_JIGR_MASK,
 244         },
 245         [S5M8767_IRQ_JIGF] = {
 246                 .reg_offset = 0,
 247                 .mask = S5M8767_IRQ_JIGF_MASK,
 248         },
 249         [S5M8767_IRQ_LOWBAT2] = {
 250                 .reg_offset = 0,
 251                 .mask = S5M8767_IRQ_LOWBAT2_MASK,
 252         },
 253         [S5M8767_IRQ_LOWBAT1] = {
 254                 .reg_offset = 0,
 255                 .mask = S5M8767_IRQ_LOWBAT1_MASK,
 256         },
 257         [S5M8767_IRQ_MRB] = {
 258                 .reg_offset = 1,
 259                 .mask = S5M8767_IRQ_MRB_MASK,
 260         },
 261         [S5M8767_IRQ_DVSOK2] = {
 262                 .reg_offset = 1,
 263                 .mask = S5M8767_IRQ_DVSOK2_MASK,
 264         },
 265         [S5M8767_IRQ_DVSOK3] = {
 266                 .reg_offset = 1,
 267                 .mask = S5M8767_IRQ_DVSOK3_MASK,
 268         },
 269         [S5M8767_IRQ_DVSOK4] = {
 270                 .reg_offset = 1,
 271                 .mask = S5M8767_IRQ_DVSOK4_MASK,
 272         },
 273         [S5M8767_IRQ_RTC60S] = {
 274                 .reg_offset = 2,
 275                 .mask = S5M8767_IRQ_RTC60S_MASK,
 276         },
 277         [S5M8767_IRQ_RTCA1] = {
 278                 .reg_offset = 2,
 279                 .mask = S5M8767_IRQ_RTCA1_MASK,
 280         },
 281         [S5M8767_IRQ_RTCA2] = {
 282                 .reg_offset = 2,
 283                 .mask = S5M8767_IRQ_RTCA2_MASK,
 284         },
 285         [S5M8767_IRQ_SMPL] = {
 286                 .reg_offset = 2,
 287                 .mask = S5M8767_IRQ_SMPL_MASK,
 288         },
 289         [S5M8767_IRQ_RTC1S] = {
 290                 .reg_offset = 2,
 291                 .mask = S5M8767_IRQ_RTC1S_MASK,
 292         },
 293         [S5M8767_IRQ_WTSR] = {
 294                 .reg_offset = 2,
 295                 .mask = S5M8767_IRQ_WTSR_MASK,
 296         },
 297 };
 298
 299 static const struct regmap_irq_chip s2mps11_irq_chip = {
 300         .name = "s2mps11",
 301         .irqs = s2mps11_irqs,
 302         .num_irqs = ARRAY_SIZE(s2mps11_irqs),
 303         .num_regs = 3,
 304         .status_base = S2MPS11_REG_INT1,
 305         .mask_base = S2MPS11_REG_INT1M,
 306         .ack_base = S2MPS11_REG_INT1,
 307 };
 308
 309 #define S2MPS1X_IRQ_CHIP_COMMON_DATA            \
 310         .irqs = s2mps14_irqs,                   \
 311         .num_irqs = ARRAY_SIZE(s2mps14_irqs),   \
 312         .num_regs = 3,                          \
 313         .status_base = S2MPS14_REG_INT1,        \
 314         .mask_base = S2MPS14_REG_INT1M,         \
 315         .ack_base = S2MPS14_REG_INT1            \
 316
 317 static const struct regmap_irq_chip s2mps13_irq_chip = {
 318         .name = "s2mps13",
 319         S2MPS1X_IRQ_CHIP_COMMON_DATA,
 320 };
 321
 322 static const struct regmap_irq_chip s2mps14_irq_chip = {
 323         .name = "s2mps14",
 324         S2MPS1X_IRQ_CHIP_COMMON_DATA,
 325 };
 326
 327 static const struct regmap_irq_chip s2mps15_irq_chip = {
 328         .name = "s2mps15",
 329         S2MPS1X_IRQ_CHIP_COMMON_DATA,
 330 };
 331
 332 static const struct regmap_irq_chip s2mpu02_irq_chip = {
 333         .name = "s2mpu02",
 334         .irqs = s2mpu02_irqs,
 335         .num_irqs = ARRAY_SIZE(s2mpu02_irqs),
 336         .num_regs = 3,
 337         .status_base = S2MPU02_REG_INT1,
 338         .mask_base = S2MPU02_REG_INT1M,
 339         .ack_base = S2MPU02_REG_INT1,
 340 };
 341
 342 static const struct regmap_irq_chip s5m8767_irq_chip = {
 343         .name = "s5m8767",
 344         .irqs = s5m8767_irqs,
 345         .num_irqs = ARRAY_SIZE(s5m8767_irqs),
 346         .num_regs = 3,
 347         .status_base = S5M8767_REG_INT1,
 348         .mask_base = S5M8767_REG_INT1M,
 349         .ack_base = S5M8767_REG_INT1,
 350 };
 351
 352 int sec_irq_init(struct sec_pmic_dev *sec_pmic)
 353 {
 354         int ret = 0;
 355         int type = sec_pmic->device_type;
 356         const struct regmap_irq_chip *sec_irq_chip;
 357
 358         if (!sec_pmic->irq) {
 359                 dev_warn(sec_pmic->dev,
 360                          "No interrupt specified, no interrupts\n");
 361                 return 0;
 362         }
 363
 364         switch (type) {
 365         case S5M8767X:
 366                 sec_irq_chip = &s5m8767_irq_chip;
 367                 break;
 368         case S2MPA01:
 369                 sec_irq_chip = &s2mps14_irq_chip;
 370                 break;
 371         case S2MPS11X:
 372                 sec_irq_chip = &s2mps11_irq_chip;
 373                 break;
 374         case S2MPS13X:
 375                 sec_irq_chip = &s2mps13_irq_chip;
 376                 break;
 377         case S2MPS14X:
 378                 sec_irq_chip = &s2mps14_irq_chip;
 379                 break;
 380         case S2MPS15X:
 381                 sec_irq_chip = &s2mps15_irq_chip;
 382                 break;
 383         case S2MPU02:
 384                 sec_irq_chip = &s2mpu02_irq_chip;
 385                 break;
 386         default:
 387                 dev_err(sec_pmic->dev, "Unknown device type %lu\n",
 388                         sec_pmic->device_type);
 389                 return -EINVAL;
 390         }
 391
 392         ret = devm_regmap_add_irq_chip(sec_pmic->dev, sec_pmic->regmap_pmic,
 393                                        sec_pmic->irq, IRQF_ONESHOT,
 394                                        0, sec_irq_chip, &sec_pmic->irq_data);
 395         if (ret != 0) {
 396                 dev_err(sec_pmic->dev, "Failed to register IRQ chip: %d\n", ret);
 397                 return ret;
 398         }
 399
 400         /*
 401          * The rtc-s5m driver requests S2MPS14_IRQ_RTCA0 also for S2MPS11
 402          * so the interrupt number must be consistent.
 403          */
 404         BUILD_BUG_ON(((enum s2mps14_irq)S2MPS11_IRQ_RTCA0) != S2MPS14_IRQ_RTCA0);
 405
 406         return 0;
 407 }
 408 EXPORT_SYMBOL_GPL(sec_irq_init);
 409
 410 MODULE_AUTHOR("Sangbeom Kim <sbkim73@samsung.com>");
 411 MODULE_AUTHOR("Chanwoo Choi <cw00.choi@samsung.com>");
 412 MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>");
 413 MODULE_DESCRIPTION("Interrupt support for the S5M MFD");
 414 MODULE_LICENSE("GPL");