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/stringify.h> 15 16 enum { 17 PINMUX_TYPE_NONE, 18 PINMUX_TYPE_FUNCTION, 19 PINMUX_TYPE_GPIO, 20 PINMUX_TYPE_OUTPUT, 21 PINMUX_TYPE_INPUT, 22 }; 23 24 #define SH_PFC_PIN_CFG_INPUT (1 << 0) 25 #define SH_PFC_PIN_CFG_OUTPUT (1 << 1) 26 #define SH_PFC_PIN_CFG_PULL_UP (1 << 2) 27 #define SH_PFC_PIN_CFG_PULL_DOWN (1 << 3) 28 #define SH_PFC_PIN_CFG_IO_VOLTAGE (1 << 4) 29 #define SH_PFC_PIN_CFG_DRIVE_STRENGTH (1 << 5) 30 #define SH_PFC_PIN_CFG_NO_GPIO (1 << 31) 31 32 struct sh_pfc_pin { 33 u16 pin; 34 u16 enum_id; 35 const char *name; 36 unsigned int configs; 37 }; 38 39 #define SH_PFC_PIN_GROUP(n) \ 40 { \ 41 .name = #n, \ 42 .pins = n##_pins, \ 43 .mux = n##_mux, \ 44 .nr_pins = ARRAY_SIZE(n##_pins), \ 45 } 46 47 struct sh_pfc_pin_group { 48 const char *name; 49 const unsigned int *pins; 50 const unsigned int *mux; 51 unsigned int nr_pins; 52 }; 53 54 /* 55 * Using union vin_data saves memory occupied by the VIN data pins. 56 * VIN_DATA_PIN_GROUP() is a macro used to describe the VIN pin groups 57 * in this case. 58 */ 59 #define VIN_DATA_PIN_GROUP(n, s) \ 60 { \ 61 .name = #n#s, \ 62 .pins = n##_pins.data##s, \ 63 .mux = n##_mux.data##s, \ 64 .nr_pins = ARRAY_SIZE(n##_pins.data##s), \ 65 } 66 67 union vin_data { 68 unsigned int data24[24]; 69 unsigned int data20[20]; 70 unsigned int data16[16]; 71 unsigned int data12[12]; 72 unsigned int data10[10]; 73 unsigned int data8[8]; 74 unsigned int data4[4]; 75 }; 76 77 #define SH_PFC_FUNCTION(n) \ 78 { \ 79 .name = #n, \ 80 .groups = n##_groups, \ 81 .nr_groups = ARRAY_SIZE(n##_groups), \ 82 } 83 84 struct sh_pfc_function { 85 const char *name; 86 const char * const *groups; 87 unsigned int nr_groups; 88 }; 89 90 struct pinmux_func { 91 u16 enum_id; 92 const char *name; 93 }; 94 95 struct pinmux_cfg_reg { 96 u32 reg; 97 u8 reg_width, field_width; 98 const u16 *enum_ids; 99 const u8 *var_field_width; 100 }; 101 102 /* 103 * Describe a config register consisting of several fields of the same width 104 * - name: Register name (unused, for documentation purposes only) 105 * - r: Physical register address 106 * - r_width: Width of the register (in bits) 107 * - f_width: Width of the fixed-width register fields (in bits) 108 * This macro must be followed by initialization data: For each register field 109 * (from left to right, i.e. MSB to LSB), 2^f_width enum IDs must be specified, 110 * one for each possible combination of the register field bit values. 111 */ 112 #define PINMUX_CFG_REG(name, r, r_width, f_width) \ 113 .reg = r, .reg_width = r_width, .field_width = f_width, \ 114 .enum_ids = (const u16 [(r_width / f_width) * (1 << f_width)]) 115 116 /* 117 * Describe a config register consisting of several fields of different widths 118 * - name: Register name (unused, for documentation purposes only) 119 * - r: Physical register address 120 * - r_width: Width of the register (in bits) 121 * - var_fw0, var_fwn...: List of widths of the register fields (in bits), 122 * From left to right (i.e. MSB to LSB) 123 * This macro must be followed by initialization data: For each register field 124 * (from left to right, i.e. MSB to LSB), 2^var_fwi enum IDs must be specified, 125 * one for each possible combination of the register field bit values. 126 */ 127 #define PINMUX_CFG_REG_VAR(name, r, r_width, var_fw0, var_fwn...) \ 128 .reg = r, .reg_width = r_width, \ 129 .var_field_width = (const u8 [r_width]) \ 130 { var_fw0, var_fwn, 0 }, \ 131 .enum_ids = (const u16 []) 132 133 struct pinmux_drive_reg_field { 134 u16 pin; 135 u8 offset; 136 u8 size; 137 }; 138 139 struct pinmux_drive_reg { 140 u32 reg; 141 const struct pinmux_drive_reg_field fields[8]; 142 }; 143 144 #define PINMUX_DRIVE_REG(name, r) \ 145 .reg = r, \ 146 .fields = 147 148 struct pinmux_data_reg { 149 u32 reg; 150 u8 reg_width; 151 const u16 *enum_ids; 152 }; 153 154 /* 155 * Describe a data register 156 * - name: Register name (unused, for documentation purposes only) 157 * - r: Physical register address 158 * - r_width: Width of the register (in bits) 159 * This macro must be followed by initialization data: For each register bit 160 * (from left to right, i.e. MSB to LSB), one enum ID must be specified. 161 */ 162 #define PINMUX_DATA_REG(name, r, r_width) \ 163 .reg = r, .reg_width = r_width, \ 164 .enum_ids = (const u16 [r_width]) \ 165 166 struct pinmux_irq { 167 const short *gpios; 168 }; 169 170 /* 171 * Describe the mapping from GPIOs to a single IRQ 172 * - ids...: List of GPIOs that are mapped to the same IRQ 173 */ 174 #define PINMUX_IRQ(ids...) \ 175 { .gpios = (const short []) { ids, -1 } } 176 177 struct pinmux_range { 178 u16 begin; 179 u16 end; 180 u16 force; 181 }; 182 183 struct sh_pfc_bias_info { 184 u16 pin; 185 u16 reg : 11; 186 u16 bit : 5; 187 }; 188 189 struct sh_pfc_pin_range; 190 191 struct sh_pfc { 192 struct device *dev; 193 const struct sh_pfc_soc_info *info; 194 195 void *regs; 196 197 struct sh_pfc_pin_range *ranges; 198 unsigned int nr_ranges; 199 200 unsigned int nr_gpio_pins; 201 202 struct sh_pfc_chip *gpio; 203 }; 204 205 struct sh_pfc_soc_operations { 206 int (*init)(struct sh_pfc *pfc); 207 unsigned int (*get_bias)(struct sh_pfc *pfc, unsigned int pin); 208 void (*set_bias)(struct sh_pfc *pfc, unsigned int pin, 209 unsigned int bias); 210 int (*pin_to_pocctrl)(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl); 211 }; 212 213 struct sh_pfc_soc_info { 214 const char *name; 215 const struct sh_pfc_soc_operations *ops; 216 217 struct pinmux_range input; 218 struct pinmux_range output; 219 struct pinmux_range function; 220 221 const struct sh_pfc_pin *pins; 222 unsigned int nr_pins; 223 const struct sh_pfc_pin_group *groups; 224 unsigned int nr_groups; 225 const struct sh_pfc_function *functions; 226 unsigned int nr_functions; 227 228 const struct pinmux_cfg_reg *cfg_regs; 229 const struct pinmux_drive_reg *drive_regs; 230 const struct pinmux_data_reg *data_regs; 231 232 const u16 *pinmux_data; 233 unsigned int pinmux_data_size; 234 235 const struct pinmux_irq *gpio_irq; 236 unsigned int gpio_irq_size; 237 238 u32 unlock_reg; 239 }; 240 241 u32 sh_pfc_read_reg(struct sh_pfc *pfc, u32 reg, unsigned int width); 242 void sh_pfc_write_reg(struct sh_pfc *pfc, u32 reg, unsigned int width, u32 data); 243 const struct sh_pfc_bias_info * 244 sh_pfc_pin_to_bias_info(const struct sh_pfc_bias_info *info, 245 unsigned int num, unsigned int pin); 246 int sh_pfc_config_mux_for_gpio(struct udevice *dev, unsigned pin_selector); 247 248 extern const struct sh_pfc_soc_info r8a7790_pinmux_info; 249 extern const struct sh_pfc_soc_info r8a7791_pinmux_info; 250 extern const struct sh_pfc_soc_info r8a7792_pinmux_info; 251 extern const struct sh_pfc_soc_info r8a7793_pinmux_info; 252 extern const struct sh_pfc_soc_info r8a7794_pinmux_info; 253 extern const struct sh_pfc_soc_info r8a7795_pinmux_info; 254 extern const struct sh_pfc_soc_info r8a7796_pinmux_info; 255 extern const struct sh_pfc_soc_info r8a77970_pinmux_info; 256 extern const struct sh_pfc_soc_info r8a77990_pinmux_info; 257 extern const struct sh_pfc_soc_info r8a77995_pinmux_info; 258 /* ----------------------------------------------------------------------------- 259 * Helper macros to create pin and port lists 260 */ 261 262 /* 263 * sh_pfc_soc_info pinmux_data array macros 264 */ 265 266 /* 267 * Describe generic pinmux data 268 * - data_or_mark: *_DATA or *_MARK enum ID 269 * - ids...: List of enum IDs to associate with data_or_mark 270 */ 271 #define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0 272 273 /* 274 * Describe a pinmux configuration without GPIO function that needs 275 * configuration in a Peripheral Function Select Register (IPSR) 276 * - ipsr: IPSR field (unused, for documentation purposes only) 277 * - fn: Function name, referring to a field in the IPSR 278 */ 279 #define PINMUX_IPSR_NOGP(ipsr, fn) \ 280 PINMUX_DATA(fn##_MARK, FN_##fn) 281 282 /* 283 * Describe a pinmux configuration with GPIO function that needs configuration 284 * in both a Peripheral Function Select Register (IPSR) and in a 285 * GPIO/Peripheral Function Select Register (GPSR) 286 * - ipsr: IPSR field 287 * - fn: Function name, also referring to the IPSR field 288 */ 289 #define PINMUX_IPSR_GPSR(ipsr, fn) \ 290 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##ipsr) 291 292 /* 293 * Describe a pinmux configuration without GPIO function that needs 294 * configuration in a Peripheral Function Select Register (IPSR), and where the 295 * pinmux function has a representation in a Module Select Register (MOD_SEL). 296 * - ipsr: IPSR field (unused, for documentation purposes only) 297 * - fn: Function name, also referring to the IPSR field 298 * - msel: Module selector 299 */ 300 #define PINMUX_IPSR_NOGM(ipsr, fn, msel) \ 301 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##msel) 302 303 /* 304 * Describe a pinmux configuration with GPIO function where the pinmux function 305 * has no representation in a Peripheral Function Select Register (IPSR), but 306 * instead solely depends on a group selection. 307 * - gpsr: GPSR field 308 * - fn: Function name, also referring to the GPSR field 309 * - gsel: Group selector 310 */ 311 #define PINMUX_IPSR_NOFN(gpsr, fn, gsel) \ 312 PINMUX_DATA(fn##_MARK, FN_##gpsr, FN_##gsel) 313 314 /* 315 * Describe a pinmux configuration with GPIO function that needs configuration 316 * in both a Peripheral Function Select Register (IPSR) and a GPIO/Peripheral 317 * Function Select Register (GPSR), and where the pinmux function has a 318 * representation in a Module Select Register (MOD_SEL). 319 * - ipsr: IPSR field 320 * - fn: Function name, also referring to the IPSR field 321 * - msel: Module selector 322 */ 323 #define PINMUX_IPSR_MSEL(ipsr, fn, msel) \ 324 PINMUX_DATA(fn##_MARK, FN_##msel, FN_##fn, FN_##ipsr) 325 326 /* 327 * Describe a pinmux configuration for a single-function pin with GPIO 328 * capability. 329 * - fn: Function name 330 */ 331 #define PINMUX_SINGLE(fn) \ 332 PINMUX_DATA(fn##_MARK, FN_##fn) 333 334 /* 335 * GP port style (32 ports banks) 336 */ 337 338 #define PORT_GP_CFG_1(bank, pin, fn, sfx, cfg) \ 339 fn(bank, pin, GP_##bank##_##pin, sfx, cfg) 340 #define PORT_GP_1(bank, pin, fn, sfx) PORT_GP_CFG_1(bank, pin, fn, sfx, 0) 341 342 #define PORT_GP_CFG_4(bank, fn, sfx, cfg) \ 343 PORT_GP_CFG_1(bank, 0, fn, sfx, cfg), \ 344 PORT_GP_CFG_1(bank, 1, fn, sfx, cfg), \ 345 PORT_GP_CFG_1(bank, 2, fn, sfx, cfg), \ 346 PORT_GP_CFG_1(bank, 3, fn, sfx, cfg) 347 #define PORT_GP_4(bank, fn, sfx) PORT_GP_CFG_4(bank, fn, sfx, 0) 348 349 #define PORT_GP_CFG_6(bank, fn, sfx, cfg) \ 350 PORT_GP_CFG_4(bank, fn, sfx, cfg), \ 351 PORT_GP_CFG_1(bank, 4, fn, sfx, cfg), PORT_GP_CFG_1(bank, 5, fn, sfx, cfg) 352 #define PORT_GP_6(bank, fn, sfx) PORT_GP_CFG_6(bank, fn, sfx, 0) 353 354 #define PORT_GP_CFG_8(bank, fn, sfx, cfg) \ 355 PORT_GP_CFG_4(bank, fn, sfx, cfg), \ 356 PORT_GP_CFG_1(bank, 4, fn, sfx, cfg), \ 357 PORT_GP_CFG_1(bank, 5, fn, sfx, cfg), \ 358 PORT_GP_CFG_1(bank, 6, fn, sfx, cfg), \ 359 PORT_GP_CFG_1(bank, 7, fn, sfx, cfg) 360 #define PORT_GP_8(bank, fn, sfx) PORT_GP_CFG_8(bank, fn, sfx, 0) 361 362 #define PORT_GP_CFG_9(bank, fn, sfx, cfg) \ 363 PORT_GP_CFG_8(bank, fn, sfx, cfg), \ 364 PORT_GP_CFG_1(bank, 8, fn, sfx, cfg) 365 #define PORT_GP_9(bank, fn, sfx) PORT_GP_CFG_9(bank, fn, sfx, 0) 366 367 #define PORT_GP_CFG_10(bank, fn, sfx, cfg) \ 368 PORT_GP_CFG_9(bank, fn, sfx, cfg), \ 369 PORT_GP_CFG_1(bank, 9, fn, sfx, cfg) 370 #define PORT_GP_10(bank, fn, sfx) PORT_GP_CFG_10(bank, fn, sfx, 0) 371 372 #define PORT_GP_CFG_11(bank, fn, sfx, cfg) \ 373 PORT_GP_CFG_10(bank, fn, sfx, cfg), \ 374 PORT_GP_CFG_1(bank, 10, fn, sfx, cfg) 375 #define PORT_GP_11(bank, fn, sfx) PORT_GP_CFG_11(bank, fn, sfx, 0) 376 377 #define PORT_GP_CFG_12(bank, fn, sfx, cfg) \ 378 PORT_GP_CFG_11(bank, fn, sfx, cfg), \ 379 PORT_GP_CFG_1(bank, 11, fn, sfx, cfg) 380 #define PORT_GP_12(bank, fn, sfx) PORT_GP_CFG_12(bank, fn, sfx, 0) 381 382 #define PORT_GP_CFG_14(bank, fn, sfx, cfg) \ 383 PORT_GP_CFG_12(bank, fn, sfx, cfg), \ 384 PORT_GP_CFG_1(bank, 12, fn, sfx, cfg), \ 385 PORT_GP_CFG_1(bank, 13, fn, sfx, cfg) 386 #define PORT_GP_14(bank, fn, sfx) PORT_GP_CFG_14(bank, fn, sfx, 0) 387 388 #define PORT_GP_CFG_15(bank, fn, sfx, cfg) \ 389 PORT_GP_CFG_14(bank, fn, sfx, cfg), \ 390 PORT_GP_CFG_1(bank, 14, fn, sfx, cfg) 391 #define PORT_GP_15(bank, fn, sfx) PORT_GP_CFG_15(bank, fn, sfx, 0) 392 393 #define PORT_GP_CFG_16(bank, fn, sfx, cfg) \ 394 PORT_GP_CFG_15(bank, fn, sfx, cfg), \ 395 PORT_GP_CFG_1(bank, 15, fn, sfx, cfg) 396 #define PORT_GP_16(bank, fn, sfx) PORT_GP_CFG_16(bank, fn, sfx, 0) 397 398 #define PORT_GP_CFG_17(bank, fn, sfx, cfg) \ 399 PORT_GP_CFG_16(bank, fn, sfx, cfg), \ 400 PORT_GP_CFG_1(bank, 16, fn, sfx, cfg) 401 #define PORT_GP_17(bank, fn, sfx) PORT_GP_CFG_17(bank, fn, sfx, 0) 402 403 #define PORT_GP_CFG_18(bank, fn, sfx, cfg) \ 404 PORT_GP_CFG_17(bank, fn, sfx, cfg), \ 405 PORT_GP_CFG_1(bank, 17, fn, sfx, cfg) 406 #define PORT_GP_18(bank, fn, sfx) PORT_GP_CFG_18(bank, fn, sfx, 0) 407 408 #define PORT_GP_CFG_20(bank, fn, sfx, cfg) \ 409 PORT_GP_CFG_18(bank, fn, sfx, cfg), \ 410 PORT_GP_CFG_1(bank, 18, fn, sfx, cfg), \ 411 PORT_GP_CFG_1(bank, 19, fn, sfx, cfg) 412 #define PORT_GP_20(bank, fn, sfx) PORT_GP_CFG_20(bank, fn, sfx, 0) 413 414 #define PORT_GP_CFG_21(bank, fn, sfx, cfg) \ 415 PORT_GP_CFG_20(bank, fn, sfx, cfg), \ 416 PORT_GP_CFG_1(bank, 20, fn, sfx, cfg) 417 #define PORT_GP_21(bank, fn, sfx) PORT_GP_CFG_21(bank, fn, sfx, 0) 418 419 #define PORT_GP_CFG_22(bank, fn, sfx, cfg) \ 420 PORT_GP_CFG_18(bank, fn, sfx, cfg), \ 421 PORT_GP_CFG_1(bank, 18, fn, sfx, cfg), PORT_GP_CFG_1(bank, 19, fn, sfx, cfg), \ 422 PORT_GP_CFG_1(bank, 20, fn, sfx, cfg), PORT_GP_CFG_1(bank, 21, fn, sfx, cfg) 423 #define PORT_GP_22(bank, fn, sfx) PORT_GP_CFG_22(bank, fn, sfx, 0) 424 425 #define PORT_GP_CFG_23(bank, fn, sfx, cfg) \ 426 PORT_GP_CFG_21(bank, fn, sfx, cfg), \ 427 PORT_GP_CFG_1(bank, 21, fn, sfx, cfg), \ 428 PORT_GP_CFG_1(bank, 22, fn, sfx, cfg) 429 #define PORT_GP_23(bank, fn, sfx) PORT_GP_CFG_23(bank, fn, sfx, 0) 430 431 #define PORT_GP_CFG_24(bank, fn, sfx, cfg) \ 432 PORT_GP_CFG_23(bank, fn, sfx, cfg), \ 433 PORT_GP_CFG_1(bank, 23, fn, sfx, cfg) 434 #define PORT_GP_24(bank, fn, sfx) PORT_GP_CFG_24(bank, fn, sfx, 0) 435 436 #define PORT_GP_CFG_26(bank, fn, sfx, cfg) \ 437 PORT_GP_CFG_24(bank, fn, sfx, cfg), \ 438 PORT_GP_CFG_1(bank, 24, fn, sfx, cfg), \ 439 PORT_GP_CFG_1(bank, 25, fn, sfx, cfg) 440 #define PORT_GP_26(bank, fn, sfx) PORT_GP_CFG_26(bank, fn, sfx, 0) 441 442 #define PORT_GP_CFG_28(bank, fn, sfx, cfg) \ 443 PORT_GP_CFG_26(bank, fn, sfx, cfg), \ 444 PORT_GP_CFG_1(bank, 26, fn, sfx, cfg), \ 445 PORT_GP_CFG_1(bank, 27, fn, sfx, cfg) 446 #define PORT_GP_28(bank, fn, sfx) PORT_GP_CFG_28(bank, fn, sfx, 0) 447 448 #define PORT_GP_CFG_29(bank, fn, sfx, cfg) \ 449 PORT_GP_CFG_28(bank, fn, sfx, cfg), \ 450 PORT_GP_CFG_1(bank, 28, fn, sfx, cfg) 451 #define PORT_GP_29(bank, fn, sfx) PORT_GP_CFG_29(bank, fn, sfx, 0) 452 453 #define PORT_GP_CFG_30(bank, fn, sfx, cfg) \ 454 PORT_GP_CFG_29(bank, fn, sfx, cfg), \ 455 PORT_GP_CFG_1(bank, 29, fn, sfx, cfg) 456 #define PORT_GP_30(bank, fn, sfx) PORT_GP_CFG_30(bank, fn, sfx, 0) 457 458 #define PORT_GP_CFG_32(bank, fn, sfx, cfg) \ 459 PORT_GP_CFG_30(bank, fn, sfx, cfg), \ 460 PORT_GP_CFG_1(bank, 30, fn, sfx, cfg), \ 461 PORT_GP_CFG_1(bank, 31, fn, sfx, cfg) 462 #define PORT_GP_32(bank, fn, sfx) PORT_GP_CFG_32(bank, fn, sfx, 0) 463 464 #define PORT_GP_32_REV(bank, fn, sfx) \ 465 PORT_GP_1(bank, 31, fn, sfx), PORT_GP_1(bank, 30, fn, sfx), \ 466 PORT_GP_1(bank, 29, fn, sfx), PORT_GP_1(bank, 28, fn, sfx), \ 467 PORT_GP_1(bank, 27, fn, sfx), PORT_GP_1(bank, 26, fn, sfx), \ 468 PORT_GP_1(bank, 25, fn, sfx), PORT_GP_1(bank, 24, fn, sfx), \ 469 PORT_GP_1(bank, 23, fn, sfx), PORT_GP_1(bank, 22, fn, sfx), \ 470 PORT_GP_1(bank, 21, fn, sfx), PORT_GP_1(bank, 20, fn, sfx), \ 471 PORT_GP_1(bank, 19, fn, sfx), PORT_GP_1(bank, 18, fn, sfx), \ 472 PORT_GP_1(bank, 17, fn, sfx), PORT_GP_1(bank, 16, fn, sfx), \ 473 PORT_GP_1(bank, 15, fn, sfx), PORT_GP_1(bank, 14, fn, sfx), \ 474 PORT_GP_1(bank, 13, fn, sfx), PORT_GP_1(bank, 12, fn, sfx), \ 475 PORT_GP_1(bank, 11, fn, sfx), PORT_GP_1(bank, 10, fn, sfx), \ 476 PORT_GP_1(bank, 9, fn, sfx), PORT_GP_1(bank, 8, fn, sfx), \ 477 PORT_GP_1(bank, 7, fn, sfx), PORT_GP_1(bank, 6, fn, sfx), \ 478 PORT_GP_1(bank, 5, fn, sfx), PORT_GP_1(bank, 4, fn, sfx), \ 479 PORT_GP_1(bank, 3, fn, sfx), PORT_GP_1(bank, 2, fn, sfx), \ 480 PORT_GP_1(bank, 1, fn, sfx), PORT_GP_1(bank, 0, fn, sfx) 481 482 /* GP_ALL(suffix) - Expand to a list of GP_#_#_suffix */ 483 #define _GP_ALL(bank, pin, name, sfx, cfg) name##_##sfx 484 #define GP_ALL(str) CPU_ALL_PORT(_GP_ALL, str) 485 486 /* PINMUX_GPIO_GP_ALL - Expand to a list of sh_pfc_pin entries */ 487 #define _GP_GPIO(bank, _pin, _name, sfx, cfg) \ 488 { \ 489 .pin = (bank * 32) + _pin, \ 490 .name = __stringify(_name), \ 491 .enum_id = _name##_DATA, \ 492 .configs = cfg, \ 493 } 494 #define PINMUX_GPIO_GP_ALL() CPU_ALL_PORT(_GP_GPIO, unused) 495 496 /* PINMUX_DATA_GP_ALL - Expand to a list of name_DATA, name_FN marks */ 497 #define _GP_DATA(bank, pin, name, sfx, cfg) PINMUX_DATA(name##_DATA, name##_FN) 498 #define PINMUX_DATA_GP_ALL() CPU_ALL_PORT(_GP_DATA, unused) 499 500 /* 501 * PORT style (linear pin space) 502 */ 503 504 #define PORT_1(pn, fn, pfx, sfx) fn(pn, pfx, sfx) 505 506 #define PORT_10(pn, fn, pfx, sfx) \ 507 PORT_1(pn, fn, pfx##0, sfx), PORT_1(pn+1, fn, pfx##1, sfx), \ 508 PORT_1(pn+2, fn, pfx##2, sfx), PORT_1(pn+3, fn, pfx##3, sfx), \ 509 PORT_1(pn+4, fn, pfx##4, sfx), PORT_1(pn+5, fn, pfx##5, sfx), \ 510 PORT_1(pn+6, fn, pfx##6, sfx), PORT_1(pn+7, fn, pfx##7, sfx), \ 511 PORT_1(pn+8, fn, pfx##8, sfx), PORT_1(pn+9, fn, pfx##9, sfx) 512 513 #define PORT_90(pn, fn, pfx, sfx) \ 514 PORT_10(pn+10, fn, pfx##1, sfx), PORT_10(pn+20, fn, pfx##2, sfx), \ 515 PORT_10(pn+30, fn, pfx##3, sfx), PORT_10(pn+40, fn, pfx##4, sfx), \ 516 PORT_10(pn+50, fn, pfx##5, sfx), PORT_10(pn+60, fn, pfx##6, sfx), \ 517 PORT_10(pn+70, fn, pfx##7, sfx), PORT_10(pn+80, fn, pfx##8, sfx), \ 518 PORT_10(pn+90, fn, pfx##9, sfx) 519 520 /* PORT_ALL(suffix) - Expand to a list of PORT_#_suffix */ 521 #define _PORT_ALL(pn, pfx, sfx) pfx##_##sfx 522 #define PORT_ALL(str) CPU_ALL_PORT(_PORT_ALL, PORT, str) 523 524 /* PINMUX_GPIO - Expand to a sh_pfc_pin entry */ 525 #define PINMUX_GPIO(_pin) \ 526 [GPIO_##_pin] = { \ 527 .pin = (u16)-1, \ 528 .name = __stringify(GPIO_##_pin), \ 529 .enum_id = _pin##_DATA, \ 530 } 531 532 /* SH_PFC_PIN_CFG - Expand to a sh_pfc_pin entry (named PORT#) with config */ 533 #define SH_PFC_PIN_CFG(_pin, cfgs) \ 534 { \ 535 .pin = _pin, \ 536 .name = __stringify(PORT##_pin), \ 537 .enum_id = PORT##_pin##_DATA, \ 538 .configs = cfgs, \ 539 } 540 541 /* SH_PFC_PIN_NAMED - Expand to a sh_pfc_pin entry with the given name */ 542 #define SH_PFC_PIN_NAMED(row, col, _name) \ 543 { \ 544 .pin = PIN_NUMBER(row, col), \ 545 .name = __stringify(PIN_##_name), \ 546 .configs = SH_PFC_PIN_CFG_NO_GPIO, \ 547 } 548 549 /* SH_PFC_PIN_NAMED_CFG - Expand to a sh_pfc_pin entry with the given name */ 550 #define SH_PFC_PIN_NAMED_CFG(row, col, _name, cfgs) \ 551 { \ 552 .pin = PIN_NUMBER(row, col), \ 553 .name = __stringify(PIN_##_name), \ 554 .configs = SH_PFC_PIN_CFG_NO_GPIO | cfgs, \ 555 } 556 557 /* PINMUX_DATA_ALL - Expand to a list of PORT_name_DATA, PORT_name_FN0, 558 * PORT_name_OUT, PORT_name_IN marks 559 */ 560 #define _PORT_DATA(pn, pfx, sfx) \ 561 PINMUX_DATA(PORT##pfx##_DATA, PORT##pfx##_FN0, \ 562 PORT##pfx##_OUT, PORT##pfx##_IN) 563 #define PINMUX_DATA_ALL() CPU_ALL_PORT(_PORT_DATA, , unused) 564 565 /* GPIO_FN(name) - Expand to a sh_pfc_pin entry for a function GPIO */ 566 #define PINMUX_GPIO_FN(gpio, base, data_or_mark) \ 567 [gpio - (base)] = { \ 568 .name = __stringify(gpio), \ 569 .enum_id = data_or_mark, \ 570 } 571 #define GPIO_FN(str) \ 572 PINMUX_GPIO_FN(GPIO_FN_##str, PINMUX_FN_BASE, str##_MARK) 573 574 /* 575 * PORTnCR helper macro for SH-Mobile/R-Mobile 576 */ 577 #define PORTCR(nr, reg) \ 578 { \ 579 PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, 2, 2, 1, 3) {\ 580 /* PULMD[1:0], handled by .set_bias() */ \ 581 0, 0, 0, 0, \ 582 /* IE and OE */ \ 583 0, PORT##nr##_OUT, PORT##nr##_IN, 0, \ 584 /* SEC, not supported */ \ 585 0, 0, \ 586 /* PTMD[2:0] */ \ 587 PORT##nr##_FN0, PORT##nr##_FN1, \ 588 PORT##nr##_FN2, PORT##nr##_FN3, \ 589 PORT##nr##_FN4, PORT##nr##_FN5, \ 590 PORT##nr##_FN6, PORT##nr##_FN7 \ 591 } \ 592 } 593 594 /* 595 * GPIO number helper macro for R-Car 596 */ 597 #define RCAR_GP_PIN(bank, pin) (((bank) * 32) + (pin)) 598 599 #endif /* __SH_PFC_H */ 600