1 /* 2 * SuperH Pin Function Controller Support 3 * 4 * Copyright (c) 2008 Magnus Damm 5 * 6 * This file is subject to the terms and conditions of the GNU General Public 7 * License. See the file "COPYING" in the main directory of this archive 8 * for more details. 9 */ 10 11 #ifndef __SH_PFC_H 12 #define __SH_PFC_H 13 14 #include <linux/bug.h> 15 #include <linux/pinctrl/pinconf-generic.h> 16 #include <linux/spinlock.h> 17 #include <linux/stringify.h> 18 19 enum { 20 PINMUX_TYPE_NONE, 21 PINMUX_TYPE_FUNCTION, 22 PINMUX_TYPE_GPIO, 23 PINMUX_TYPE_OUTPUT, 24 PINMUX_TYPE_INPUT, 25 }; 26 27 #define SH_PFC_PIN_CFG_INPUT (1 << 0) 28 #define SH_PFC_PIN_CFG_OUTPUT (1 << 1) 29 #define SH_PFC_PIN_CFG_PULL_UP (1 << 2) 30 #define SH_PFC_PIN_CFG_PULL_DOWN (1 << 3) 31 #define SH_PFC_PIN_CFG_IO_VOLTAGE (1 << 4) 32 #define SH_PFC_PIN_CFG_DRIVE_STRENGTH (1 << 5) 33 #define SH_PFC_PIN_CFG_NO_GPIO (1 << 31) 34 35 struct sh_pfc_pin { 36 u16 pin; 37 u16 enum_id; 38 const char *name; 39 unsigned int configs; 40 }; 41 42 #define SH_PFC_PIN_GROUP(n) \ 43 { \ 44 .name = #n, \ 45 .pins = n##_pins, \ 46 .mux = n##_mux, \ 47 .nr_pins = ARRAY_SIZE(n##_pins), \ 48 } 49 50 struct sh_pfc_pin_group { 51 const char *name; 52 const unsigned int *pins; 53 const unsigned int *mux; 54 unsigned int nr_pins; 55 }; 56 57 /* 58 * Using union vin_data saves memory occupied by the VIN data pins. 59 * VIN_DATA_PIN_GROUP() is a macro used to describe the VIN pin groups 60 * in this case. 61 */ 62 #define VIN_DATA_PIN_GROUP(n, s) \ 63 { \ 64 .name = #n#s, \ 65 .pins = n##_pins.data##s, \ 66 .mux = n##_mux.data##s, \ 67 .nr_pins = ARRAY_SIZE(n##_pins.data##s), \ 68 } 69 70 union vin_data { 71 unsigned int data24[24]; 72 unsigned int data20[20]; 73 unsigned int data16[16]; 74 unsigned int data12[12]; 75 unsigned int data10[10]; 76 unsigned int data8[8]; 77 unsigned int data4[4]; 78 }; 79 80 #define SH_PFC_FUNCTION(n) \ 81 { \ 82 .name = #n, \ 83 .groups = n##_groups, \ 84 .nr_groups = ARRAY_SIZE(n##_groups), \ 85 } 86 87 struct sh_pfc_function { 88 const char *name; 89 const char * const *groups; 90 unsigned int nr_groups; 91 }; 92 93 struct pinmux_func { 94 u16 enum_id; 95 const char *name; 96 }; 97 98 struct pinmux_cfg_reg { 99 u32 reg; 100 u8 reg_width, field_width; 101 const u16 *enum_ids; 102 const u8 *var_field_width; 103 }; 104 105 /* 106 * Describe a config register consisting of several fields of the same width 107 * - name: Register name (unused, for documentation purposes only) 108 * - r: Physical register address 109 * - r_width: Width of the register (in bits) 110 * - f_width: Width of the fixed-width register fields (in bits) 111 * This macro must be followed by initialization data: For each register field 112 * (from left to right, i.e. MSB to LSB), 2^f_width enum IDs must be specified, 113 * one for each possible combination of the register field bit values. 114 */ 115 #define PINMUX_CFG_REG(name, r, r_width, f_width) \ 116 .reg = r, .reg_width = r_width, .field_width = f_width, \ 117 .enum_ids = (const u16 [(r_width / f_width) * (1 << f_width)]) 118 119 /* 120 * Describe a config register consisting of several fields of different widths 121 * - name: Register name (unused, for documentation purposes only) 122 * - r: Physical register address 123 * - r_width: Width of the register (in bits) 124 * - var_fw0, var_fwn...: List of widths of the register fields (in bits), 125 * From left to right (i.e. MSB to LSB) 126 * This macro must be followed by initialization data: For each register field 127 * (from left to right, i.e. MSB to LSB), 2^var_fwi enum IDs must be specified, 128 * one for each possible combination of the register field bit values. 129 */ 130 #define PINMUX_CFG_REG_VAR(name, r, r_width, var_fw0, var_fwn...) \ 131 .reg = r, .reg_width = r_width, \ 132 .var_field_width = (const u8 [r_width]) \ 133 { var_fw0, var_fwn, 0 }, \ 134 .enum_ids = (const u16 []) 135 136 struct pinmux_drive_reg_field { 137 u16 pin; 138 u8 offset; 139 u8 size; 140 }; 141 142 struct pinmux_drive_reg { 143 u32 reg; 144 const struct pinmux_drive_reg_field fields[8]; 145 }; 146 147 #define PINMUX_DRIVE_REG(name, r) \ 148 .reg = r, \ 149 .fields = 150 151 struct pinmux_data_reg { 152 u32 reg; 153 u8 reg_width; 154 const u16 *enum_ids; 155 }; 156 157 /* 158 * Describe a data register 159 * - name: Register name (unused, for documentation purposes only) 160 * - r: Physical register address 161 * - r_width: Width of the register (in bits) 162 * This macro must be followed by initialization data: For each register bit 163 * (from left to right, i.e. MSB to LSB), one enum ID must be specified. 164 */ 165 #define PINMUX_DATA_REG(name, r, r_width) \ 166 .reg = r, .reg_width = r_width, \ 167 .enum_ids = (const u16 [r_width]) \ 168 169 struct pinmux_irq { 170 const short *gpios; 171 }; 172 173 /* 174 * Describe the mapping from GPIOs to a single IRQ 175 * - ids...: List of GPIOs that are mapped to the same IRQ 176 */ 177 #define PINMUX_IRQ(ids...) \ 178 { .gpios = (const short []) { ids, -1 } } 179 180 struct pinmux_range { 181 u16 begin; 182 u16 end; 183 u16 force; 184 }; 185 186 struct sh_pfc_window { 187 phys_addr_t phys; 188 void __iomem *virt; 189 unsigned long size; 190 }; 191 192 struct sh_pfc_bias_info { 193 u16 pin; 194 u16 reg : 11; 195 u16 bit : 5; 196 }; 197 198 struct sh_pfc_pin_range; 199 200 struct sh_pfc { 201 struct device *dev; 202 const struct sh_pfc_soc_info *info; 203 spinlock_t lock; 204 205 unsigned int num_windows; 206 struct sh_pfc_window *windows; 207 unsigned int num_irqs; 208 unsigned int *irqs; 209 210 struct sh_pfc_pin_range *ranges; 211 unsigned int nr_ranges; 212 213 unsigned int nr_gpio_pins; 214 215 struct sh_pfc_chip *gpio; 216 }; 217 218 struct sh_pfc_soc_operations { 219 int (*init)(struct sh_pfc *pfc); 220 unsigned int (*get_bias)(struct sh_pfc *pfc, unsigned int pin); 221 void (*set_bias)(struct sh_pfc *pfc, unsigned int pin, 222 unsigned int bias); 223 int (*pin_to_pocctrl)(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl); 224 }; 225 226 struct sh_pfc_soc_info { 227 const char *name; 228 const struct sh_pfc_soc_operations *ops; 229 230 struct pinmux_range input; 231 struct pinmux_range output; 232 struct pinmux_range function; 233 234 const struct sh_pfc_pin *pins; 235 unsigned int nr_pins; 236 const struct sh_pfc_pin_group *groups; 237 unsigned int nr_groups; 238 const struct sh_pfc_function *functions; 239 unsigned int nr_functions; 240 241 #ifdef CONFIG_SUPERH 242 const struct pinmux_func *func_gpios; 243 unsigned int nr_func_gpios; 244 #endif 245 246 const struct pinmux_cfg_reg *cfg_regs; 247 const struct pinmux_drive_reg *drive_regs; 248 const struct pinmux_data_reg *data_regs; 249 250 const u16 *pinmux_data; 251 unsigned int pinmux_data_size; 252 253 const struct pinmux_irq *gpio_irq; 254 unsigned int gpio_irq_size; 255 256 u32 unlock_reg; 257 }; 258 259 extern const struct sh_pfc_soc_info emev2_pinmux_info; 260 extern const struct sh_pfc_soc_info r8a73a4_pinmux_info; 261 extern const struct sh_pfc_soc_info r8a7740_pinmux_info; 262 extern const struct sh_pfc_soc_info r8a7743_pinmux_info; 263 extern const struct sh_pfc_soc_info r8a7745_pinmux_info; 264 extern const struct sh_pfc_soc_info r8a7778_pinmux_info; 265 extern const struct sh_pfc_soc_info r8a7779_pinmux_info; 266 extern const struct sh_pfc_soc_info r8a7790_pinmux_info; 267 extern const struct sh_pfc_soc_info r8a7791_pinmux_info; 268 extern const struct sh_pfc_soc_info r8a7792_pinmux_info; 269 extern const struct sh_pfc_soc_info r8a7793_pinmux_info; 270 extern const struct sh_pfc_soc_info r8a7794_pinmux_info; 271 extern const struct sh_pfc_soc_info r8a7795_pinmux_info; 272 extern const struct sh_pfc_soc_info r8a7795es1_pinmux_info; 273 extern const struct sh_pfc_soc_info r8a7796_pinmux_info; 274 extern const struct sh_pfc_soc_info r8a77995_pinmux_info; 275 extern const struct sh_pfc_soc_info sh7203_pinmux_info; 276 extern const struct sh_pfc_soc_info sh7264_pinmux_info; 277 extern const struct sh_pfc_soc_info sh7269_pinmux_info; 278 extern const struct sh_pfc_soc_info sh73a0_pinmux_info; 279 extern const struct sh_pfc_soc_info sh7720_pinmux_info; 280 extern const struct sh_pfc_soc_info sh7722_pinmux_info; 281 extern const struct sh_pfc_soc_info sh7723_pinmux_info; 282 extern const struct sh_pfc_soc_info sh7724_pinmux_info; 283 extern const struct sh_pfc_soc_info sh7734_pinmux_info; 284 extern const struct sh_pfc_soc_info sh7757_pinmux_info; 285 extern const struct sh_pfc_soc_info sh7785_pinmux_info; 286 extern const struct sh_pfc_soc_info sh7786_pinmux_info; 287 extern const struct sh_pfc_soc_info shx3_pinmux_info; 288 289 /* ----------------------------------------------------------------------------- 290 * Helper macros to create pin and port lists 291 */ 292 293 /* 294 * sh_pfc_soc_info pinmux_data array macros 295 */ 296 297 /* 298 * Describe generic pinmux data 299 * - data_or_mark: *_DATA or *_MARK enum ID 300 * - ids...: List of enum IDs to associate with data_or_mark 301 */ 302 #define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0 303 304 /* 305 * Describe a pinmux configuration without GPIO function that needs 306 * configuration in a Peripheral Function Select Register (IPSR) 307 * - ipsr: IPSR field (unused, for documentation purposes only) 308 * - fn: Function name, referring to a field in the IPSR 309 */ 310 #define PINMUX_IPSR_NOGP(ipsr, fn) \ 311 PINMUX_DATA(fn##_MARK, FN_##fn) 312 313 /* 314 * Describe a pinmux configuration with GPIO function that needs configuration 315 * in both a Peripheral Function Select Register (IPSR) and in a 316 * GPIO/Peripheral Function Select Register (GPSR) 317 * - ipsr: IPSR field 318 * - fn: Function name, also referring to the IPSR field 319 */ 320 #define PINMUX_IPSR_GPSR(ipsr, fn) \ 321 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##ipsr) 322 323 /* 324 * Describe a pinmux configuration without GPIO function that needs 325 * configuration in a Peripheral Function Select Register (IPSR), and where the 326 * pinmux function has a representation in a Module Select Register (MOD_SEL). 327 * - ipsr: IPSR field (unused, for documentation purposes only) 328 * - fn: Function name, also referring to the IPSR field 329 * - msel: Module selector 330 */ 331 #define PINMUX_IPSR_NOGM(ipsr, fn, msel) \ 332 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##msel) 333 334 /* 335 * Describe a pinmux configuration with GPIO function where the pinmux function 336 * has no representation in a Peripheral Function Select Register (IPSR), but 337 * instead solely depends on a group selection. 338 * - gpsr: GPSR field 339 * - fn: Function name, also referring to the GPSR field 340 * - gsel: Group selector 341 */ 342 #define PINMUX_IPSR_NOFN(gpsr, fn, gsel) \ 343 PINMUX_DATA(fn##_MARK, FN_##gpsr, FN_##gsel) 344 345 /* 346 * Describe a pinmux configuration with GPIO function that needs configuration 347 * in both a Peripheral Function Select Register (IPSR) and a GPIO/Peripheral 348 * Function Select Register (GPSR), and where the pinmux function has a 349 * representation in a Module Select Register (MOD_SEL). 350 * - ipsr: IPSR field 351 * - fn: Function name, also referring to the IPSR field 352 * - msel: Module selector 353 */ 354 #define PINMUX_IPSR_MSEL(ipsr, fn, msel) \ 355 PINMUX_DATA(fn##_MARK, FN_##msel, FN_##fn, FN_##ipsr) 356 357 /* 358 * Describe a pinmux configuration for a single-function pin with GPIO 359 * capability. 360 * - fn: Function name 361 */ 362 #define PINMUX_SINGLE(fn) \ 363 PINMUX_DATA(fn##_MARK, FN_##fn) 364 365 /* 366 * GP port style (32 ports banks) 367 */ 368 369 #define PORT_GP_CFG_1(bank, pin, fn, sfx, cfg) \ 370 fn(bank, pin, GP_##bank##_##pin, sfx, cfg) 371 #define PORT_GP_1(bank, pin, fn, sfx) PORT_GP_CFG_1(bank, pin, fn, sfx, 0) 372 373 #define PORT_GP_CFG_4(bank, fn, sfx, cfg) \ 374 PORT_GP_CFG_1(bank, 0, fn, sfx, cfg), \ 375 PORT_GP_CFG_1(bank, 1, fn, sfx, cfg), \ 376 PORT_GP_CFG_1(bank, 2, fn, sfx, cfg), \ 377 PORT_GP_CFG_1(bank, 3, fn, sfx, cfg) 378 #define PORT_GP_4(bank, fn, sfx) PORT_GP_CFG_4(bank, fn, sfx, 0) 379 380 #define PORT_GP_CFG_8(bank, fn, sfx, cfg) \ 381 PORT_GP_CFG_4(bank, fn, sfx, cfg), \ 382 PORT_GP_CFG_1(bank, 4, fn, sfx, cfg), \ 383 PORT_GP_CFG_1(bank, 5, fn, sfx, cfg), \ 384 PORT_GP_CFG_1(bank, 6, fn, sfx, cfg), \ 385 PORT_GP_CFG_1(bank, 7, fn, sfx, cfg) 386 #define PORT_GP_8(bank, fn, sfx) PORT_GP_CFG_8(bank, fn, sfx, 0) 387 388 #define PORT_GP_CFG_9(bank, fn, sfx, cfg) \ 389 PORT_GP_CFG_8(bank, fn, sfx, cfg), \ 390 PORT_GP_CFG_1(bank, 8, fn, sfx, cfg) 391 #define PORT_GP_9(bank, fn, sfx) PORT_GP_CFG_9(bank, fn, sfx, 0) 392 393 #define PORT_GP_CFG_10(bank, fn, sfx, cfg) \ 394 PORT_GP_CFG_9(bank, fn, sfx, cfg), \ 395 PORT_GP_CFG_1(bank, 9, fn, sfx, cfg) 396 #define PORT_GP_10(bank, fn, sfx) PORT_GP_CFG_10(bank, fn, sfx, 0) 397 398 #define PORT_GP_CFG_12(bank, fn, sfx, cfg) \ 399 PORT_GP_CFG_10(bank, fn, sfx, cfg), \ 400 PORT_GP_CFG_1(bank, 10, fn, sfx, cfg), \ 401 PORT_GP_CFG_1(bank, 11, fn, sfx, cfg) 402 #define PORT_GP_12(bank, fn, sfx) PORT_GP_CFG_12(bank, fn, sfx, 0) 403 404 #define PORT_GP_CFG_14(bank, fn, sfx, cfg) \ 405 PORT_GP_CFG_12(bank, fn, sfx, cfg), \ 406 PORT_GP_CFG_1(bank, 12, fn, sfx, cfg), \ 407 PORT_GP_CFG_1(bank, 13, fn, sfx, cfg) 408 #define PORT_GP_14(bank, fn, sfx) PORT_GP_CFG_14(bank, fn, sfx, 0) 409 410 #define PORT_GP_CFG_15(bank, fn, sfx, cfg) \ 411 PORT_GP_CFG_14(bank, fn, sfx, cfg), \ 412 PORT_GP_CFG_1(bank, 14, fn, sfx, cfg) 413 #define PORT_GP_15(bank, fn, sfx) PORT_GP_CFG_15(bank, fn, sfx, 0) 414 415 #define PORT_GP_CFG_16(bank, fn, sfx, cfg) \ 416 PORT_GP_CFG_15(bank, fn, sfx, cfg), \ 417 PORT_GP_CFG_1(bank, 15, fn, sfx, cfg) 418 #define PORT_GP_16(bank, fn, sfx) PORT_GP_CFG_16(bank, fn, sfx, 0) 419 420 #define PORT_GP_CFG_17(bank, fn, sfx, cfg) \ 421 PORT_GP_CFG_16(bank, fn, sfx, cfg), \ 422 PORT_GP_CFG_1(bank, 16, fn, sfx, cfg) 423 #define PORT_GP_17(bank, fn, sfx) PORT_GP_CFG_17(bank, fn, sfx, 0) 424 425 #define PORT_GP_CFG_18(bank, fn, sfx, cfg) \ 426 PORT_GP_CFG_17(bank, fn, sfx, cfg), \ 427 PORT_GP_CFG_1(bank, 17, fn, sfx, cfg) 428 #define PORT_GP_18(bank, fn, sfx) PORT_GP_CFG_18(bank, fn, sfx, 0) 429 430 #define PORT_GP_CFG_20(bank, fn, sfx, cfg) \ 431 PORT_GP_CFG_18(bank, fn, sfx, cfg), \ 432 PORT_GP_CFG_1(bank, 18, fn, sfx, cfg), \ 433 PORT_GP_CFG_1(bank, 19, fn, sfx, cfg) 434 #define PORT_GP_20(bank, fn, sfx) PORT_GP_CFG_20(bank, fn, sfx, 0) 435 436 #define PORT_GP_CFG_21(bank, fn, sfx, cfg) \ 437 PORT_GP_CFG_20(bank, fn, sfx, cfg), \ 438 PORT_GP_CFG_1(bank, 20, fn, sfx, cfg) 439 #define PORT_GP_21(bank, fn, sfx) PORT_GP_CFG_21(bank, fn, sfx, 0) 440 441 #define PORT_GP_CFG_23(bank, fn, sfx, cfg) \ 442 PORT_GP_CFG_21(bank, fn, sfx, cfg), \ 443 PORT_GP_CFG_1(bank, 21, fn, sfx, cfg), \ 444 PORT_GP_CFG_1(bank, 22, fn, sfx, cfg) 445 #define PORT_GP_23(bank, fn, sfx) PORT_GP_CFG_23(bank, fn, sfx, 0) 446 447 #define PORT_GP_CFG_24(bank, fn, sfx, cfg) \ 448 PORT_GP_CFG_23(bank, fn, sfx, cfg), \ 449 PORT_GP_CFG_1(bank, 23, fn, sfx, cfg) 450 #define PORT_GP_24(bank, fn, sfx) PORT_GP_CFG_24(bank, fn, sfx, 0) 451 452 #define PORT_GP_CFG_26(bank, fn, sfx, cfg) \ 453 PORT_GP_CFG_24(bank, fn, sfx, cfg), \ 454 PORT_GP_CFG_1(bank, 24, fn, sfx, cfg), \ 455 PORT_GP_CFG_1(bank, 25, fn, sfx, cfg) 456 #define PORT_GP_26(bank, fn, sfx) PORT_GP_CFG_26(bank, fn, sfx, 0) 457 458 #define PORT_GP_CFG_28(bank, fn, sfx, cfg) \ 459 PORT_GP_CFG_26(bank, fn, sfx, cfg), \ 460 PORT_GP_CFG_1(bank, 26, fn, sfx, cfg), \ 461 PORT_GP_CFG_1(bank, 27, fn, sfx, cfg) 462 #define PORT_GP_28(bank, fn, sfx) PORT_GP_CFG_28(bank, fn, sfx, 0) 463 464 #define PORT_GP_CFG_29(bank, fn, sfx, cfg) \ 465 PORT_GP_CFG_28(bank, fn, sfx, cfg), \ 466 PORT_GP_CFG_1(bank, 28, fn, sfx, cfg) 467 #define PORT_GP_29(bank, fn, sfx) PORT_GP_CFG_29(bank, fn, sfx, 0) 468 469 #define PORT_GP_CFG_30(bank, fn, sfx, cfg) \ 470 PORT_GP_CFG_29(bank, fn, sfx, cfg), \ 471 PORT_GP_CFG_1(bank, 29, fn, sfx, cfg) 472 #define PORT_GP_30(bank, fn, sfx) PORT_GP_CFG_30(bank, fn, sfx, 0) 473 474 #define PORT_GP_CFG_32(bank, fn, sfx, cfg) \ 475 PORT_GP_CFG_30(bank, fn, sfx, cfg), \ 476 PORT_GP_CFG_1(bank, 30, fn, sfx, cfg), \ 477 PORT_GP_CFG_1(bank, 31, fn, sfx, cfg) 478 #define PORT_GP_32(bank, fn, sfx) PORT_GP_CFG_32(bank, fn, sfx, 0) 479 480 #define PORT_GP_32_REV(bank, fn, sfx) \ 481 PORT_GP_1(bank, 31, fn, sfx), PORT_GP_1(bank, 30, fn, sfx), \ 482 PORT_GP_1(bank, 29, fn, sfx), PORT_GP_1(bank, 28, fn, sfx), \ 483 PORT_GP_1(bank, 27, fn, sfx), PORT_GP_1(bank, 26, fn, sfx), \ 484 PORT_GP_1(bank, 25, fn, sfx), PORT_GP_1(bank, 24, fn, sfx), \ 485 PORT_GP_1(bank, 23, fn, sfx), PORT_GP_1(bank, 22, fn, sfx), \ 486 PORT_GP_1(bank, 21, fn, sfx), PORT_GP_1(bank, 20, fn, sfx), \ 487 PORT_GP_1(bank, 19, fn, sfx), PORT_GP_1(bank, 18, fn, sfx), \ 488 PORT_GP_1(bank, 17, fn, sfx), PORT_GP_1(bank, 16, fn, sfx), \ 489 PORT_GP_1(bank, 15, fn, sfx), PORT_GP_1(bank, 14, fn, sfx), \ 490 PORT_GP_1(bank, 13, fn, sfx), PORT_GP_1(bank, 12, fn, sfx), \ 491 PORT_GP_1(bank, 11, fn, sfx), PORT_GP_1(bank, 10, fn, sfx), \ 492 PORT_GP_1(bank, 9, fn, sfx), PORT_GP_1(bank, 8, fn, sfx), \ 493 PORT_GP_1(bank, 7, fn, sfx), PORT_GP_1(bank, 6, fn, sfx), \ 494 PORT_GP_1(bank, 5, fn, sfx), PORT_GP_1(bank, 4, fn, sfx), \ 495 PORT_GP_1(bank, 3, fn, sfx), PORT_GP_1(bank, 2, fn, sfx), \ 496 PORT_GP_1(bank, 1, fn, sfx), PORT_GP_1(bank, 0, fn, sfx) 497 498 /* GP_ALL(suffix) - Expand to a list of GP_#_#_suffix */ 499 #define _GP_ALL(bank, pin, name, sfx, cfg) name##_##sfx 500 #define GP_ALL(str) CPU_ALL_PORT(_GP_ALL, str) 501 502 /* PINMUX_GPIO_GP_ALL - Expand to a list of sh_pfc_pin entries */ 503 #define _GP_GPIO(bank, _pin, _name, sfx, cfg) \ 504 { \ 505 .pin = (bank * 32) + _pin, \ 506 .name = __stringify(_name), \ 507 .enum_id = _name##_DATA, \ 508 .configs = cfg, \ 509 } 510 #define PINMUX_GPIO_GP_ALL() CPU_ALL_PORT(_GP_GPIO, unused) 511 512 /* PINMUX_DATA_GP_ALL - Expand to a list of name_DATA, name_FN marks */ 513 #define _GP_DATA(bank, pin, name, sfx, cfg) PINMUX_DATA(name##_DATA, name##_FN) 514 #define PINMUX_DATA_GP_ALL() CPU_ALL_PORT(_GP_DATA, unused) 515 516 /* 517 * PORT style (linear pin space) 518 */ 519 520 #define PORT_1(pn, fn, pfx, sfx) fn(pn, pfx, sfx) 521 522 #define PORT_10(pn, fn, pfx, sfx) \ 523 PORT_1(pn, fn, pfx##0, sfx), PORT_1(pn+1, fn, pfx##1, sfx), \ 524 PORT_1(pn+2, fn, pfx##2, sfx), PORT_1(pn+3, fn, pfx##3, sfx), \ 525 PORT_1(pn+4, fn, pfx##4, sfx), PORT_1(pn+5, fn, pfx##5, sfx), \ 526 PORT_1(pn+6, fn, pfx##6, sfx), PORT_1(pn+7, fn, pfx##7, sfx), \ 527 PORT_1(pn+8, fn, pfx##8, sfx), PORT_1(pn+9, fn, pfx##9, sfx) 528 529 #define PORT_90(pn, fn, pfx, sfx) \ 530 PORT_10(pn+10, fn, pfx##1, sfx), PORT_10(pn+20, fn, pfx##2, sfx), \ 531 PORT_10(pn+30, fn, pfx##3, sfx), PORT_10(pn+40, fn, pfx##4, sfx), \ 532 PORT_10(pn+50, fn, pfx##5, sfx), PORT_10(pn+60, fn, pfx##6, sfx), \ 533 PORT_10(pn+70, fn, pfx##7, sfx), PORT_10(pn+80, fn, pfx##8, sfx), \ 534 PORT_10(pn+90, fn, pfx##9, sfx) 535 536 /* PORT_ALL(suffix) - Expand to a list of PORT_#_suffix */ 537 #define _PORT_ALL(pn, pfx, sfx) pfx##_##sfx 538 #define PORT_ALL(str) CPU_ALL_PORT(_PORT_ALL, PORT, str) 539 540 /* PINMUX_GPIO - Expand to a sh_pfc_pin entry */ 541 #define PINMUX_GPIO(_pin) \ 542 [GPIO_##_pin] = { \ 543 .pin = (u16)-1, \ 544 .name = __stringify(GPIO_##_pin), \ 545 .enum_id = _pin##_DATA, \ 546 } 547 548 /* SH_PFC_PIN_CFG - Expand to a sh_pfc_pin entry (named PORT#) with config */ 549 #define SH_PFC_PIN_CFG(_pin, cfgs) \ 550 { \ 551 .pin = _pin, \ 552 .name = __stringify(PORT##_pin), \ 553 .enum_id = PORT##_pin##_DATA, \ 554 .configs = cfgs, \ 555 } 556 557 /* SH_PFC_PIN_NAMED - Expand to a sh_pfc_pin entry with the given name */ 558 #define SH_PFC_PIN_NAMED(row, col, _name) \ 559 { \ 560 .pin = PIN_NUMBER(row, col), \ 561 .name = __stringify(PIN_##_name), \ 562 .configs = SH_PFC_PIN_CFG_NO_GPIO, \ 563 } 564 565 /* SH_PFC_PIN_NAMED_CFG - Expand to a sh_pfc_pin entry with the given name */ 566 #define SH_PFC_PIN_NAMED_CFG(row, col, _name, cfgs) \ 567 { \ 568 .pin = PIN_NUMBER(row, col), \ 569 .name = __stringify(PIN_##_name), \ 570 .configs = SH_PFC_PIN_CFG_NO_GPIO | cfgs, \ 571 } 572 573 /* PINMUX_DATA_ALL - Expand to a list of PORT_name_DATA, PORT_name_FN0, 574 * PORT_name_OUT, PORT_name_IN marks 575 */ 576 #define _PORT_DATA(pn, pfx, sfx) \ 577 PINMUX_DATA(PORT##pfx##_DATA, PORT##pfx##_FN0, \ 578 PORT##pfx##_OUT, PORT##pfx##_IN) 579 #define PINMUX_DATA_ALL() CPU_ALL_PORT(_PORT_DATA, , unused) 580 581 /* GPIO_FN(name) - Expand to a sh_pfc_pin entry for a function GPIO */ 582 #define PINMUX_GPIO_FN(gpio, base, data_or_mark) \ 583 [gpio - (base)] = { \ 584 .name = __stringify(gpio), \ 585 .enum_id = data_or_mark, \ 586 } 587 #define GPIO_FN(str) \ 588 PINMUX_GPIO_FN(GPIO_FN_##str, PINMUX_FN_BASE, str##_MARK) 589 590 /* 591 * PORTnCR helper macro for SH-Mobile/R-Mobile 592 */ 593 #define PORTCR(nr, reg) \ 594 { \ 595 PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, 2, 2, 1, 3) {\ 596 /* PULMD[1:0], handled by .set_bias() */ \ 597 0, 0, 0, 0, \ 598 /* IE and OE */ \ 599 0, PORT##nr##_OUT, PORT##nr##_IN, 0, \ 600 /* SEC, not supported */ \ 601 0, 0, \ 602 /* PTMD[2:0] */ \ 603 PORT##nr##_FN0, PORT##nr##_FN1, \ 604 PORT##nr##_FN2, PORT##nr##_FN3, \ 605 PORT##nr##_FN4, PORT##nr##_FN5, \ 606 PORT##nr##_FN6, PORT##nr##_FN7 \ 607 } \ 608 } 609 610 /* 611 * GPIO number helper macro for R-Car 612 */ 613 #define RCAR_GP_PIN(bank, pin) (((bank) * 32) + (pin)) 614 615 #endif /* __SH_PFC_H */ 616