2 * SuperH Pin Function Controller Support
4 * Copyright (c) 2008 Magnus Damm
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
14 #include <linux/stringify.h>
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)
39 #define SH_PFC_PIN_GROUP_ALIAS(alias, n) \
44 .nr_pins = ARRAY_SIZE(n##_pins) + \
45 BUILD_BUG_ON_ZERO(sizeof(n##_pins) != sizeof(n##_mux)), \
47 #define SH_PFC_PIN_GROUP(n) SH_PFC_PIN_GROUP_ALIAS(n, n)
49 struct sh_pfc_pin_group {
51 const unsigned int *pins;
52 const unsigned int *mux;
57 * Using union vin_data{,12,16} saves memory occupied by the VIN data pins.
58 * VIN_DATA_PIN_GROUP() is a macro used to describe the VIN pin groups
59 * in this case. It accepts an optional 'version' argument used when the
60 * same group can appear on a different set of pins.
62 #define VIN_DATA_PIN_GROUP(n, s, ...) \
64 .name = #n#s#__VA_ARGS__, \
65 .pins = n##__VA_ARGS__##_pins.data##s, \
66 .mux = n##__VA_ARGS__##_mux.data##s, \
67 .nr_pins = ARRAY_SIZE(n##__VA_ARGS__##_pins.data##s), \
71 unsigned int data12[12];
72 unsigned int data10[10];
73 unsigned int data8[8];
77 unsigned int data16[16];
78 unsigned int data12[12];
79 unsigned int data10[10];
80 unsigned int data8[8];
84 unsigned int data24[24];
85 unsigned int data20[20];
86 unsigned int data16[16];
87 unsigned int data12[12];
88 unsigned int data10[10];
89 unsigned int data8[8];
90 unsigned int data4[4];
93 #define SH_PFC_FUNCTION(n) \
96 .groups = n##_groups, \
97 .nr_groups = ARRAY_SIZE(n##_groups), \
100 struct sh_pfc_function {
102 const char * const *groups;
103 unsigned int nr_groups;
111 struct pinmux_cfg_reg {
113 u8 reg_width, field_width;
115 u16 nr_enum_ids; /* for variable width regs only */
116 #define SET_NR_ENUM_IDS(n) .nr_enum_ids = n,
118 #define SET_NR_ENUM_IDS(n)
121 const u8 *var_field_width;
124 #define GROUP(...) __VA_ARGS__
127 * Describe a config register consisting of several fields of the same width
128 * - name: Register name (unused, for documentation purposes only)
129 * - r: Physical register address
130 * - r_width: Width of the register (in bits)
131 * - f_width: Width of the fixed-width register fields (in bits)
132 * - ids: For each register field (from left to right, i.e. MSB to LSB),
133 * 2^f_width enum IDs must be specified, one for each possible
134 * combination of the register field bit values, all wrapped using
137 #define PINMUX_CFG_REG(name, r, r_width, f_width, ids) \
138 .reg = r, .reg_width = r_width, \
139 .field_width = f_width + BUILD_BUG_ON_ZERO(r_width % f_width) + \
140 BUILD_BUG_ON_ZERO(sizeof((const u16 []) { ids }) / sizeof(u16) != \
141 (r_width / f_width) * (1 << f_width)), \
142 .enum_ids = (const u16 [(r_width / f_width) * (1 << f_width)]) \
146 * Describe a config register consisting of several fields of different widths
147 * - name: Register name (unused, for documentation purposes only)
148 * - r: Physical register address
149 * - r_width: Width of the register (in bits)
150 * - f_widths: List of widths of the register fields (in bits), from left
151 * to right (i.e. MSB to LSB), wrapped using the GROUP() macro.
152 * - ids: For each register field (from left to right, i.e. MSB to LSB),
153 * 2^f_widths[i] enum IDs must be specified, one for each possible
154 * combination of the register field bit values, all wrapped using
157 #define PINMUX_CFG_REG_VAR(name, r, r_width, f_widths, ids) \
158 .reg = r, .reg_width = r_width, \
159 .var_field_width = (const u8 []) { f_widths, 0 }, \
160 SET_NR_ENUM_IDS(sizeof((const u16 []) { ids }) / sizeof(u16)) \
161 .enum_ids = (const u16 []) { ids }
163 struct pinmux_drive_reg_field {
169 struct pinmux_drive_reg {
171 const struct pinmux_drive_reg_field fields[8];
174 #define PINMUX_DRIVE_REG(name, r) \
178 struct pinmux_bias_reg {
179 u32 puen; /* Pull-enable or pull-up control register */
180 u32 pud; /* Pull-up/down control register (optional) */
184 #define PINMUX_BIAS_REG(name1, r1, name2, r2) \
189 struct pinmux_ioctrl_reg {
193 struct pinmux_data_reg {
200 * Describe a data register
201 * - name: Register name (unused, for documentation purposes only)
202 * - r: Physical register address
203 * - r_width: Width of the register (in bits)
204 * - ids: For each register bit (from left to right, i.e. MSB to LSB), one
205 * enum ID must be specified, all wrapped using the GROUP() macro.
207 #define PINMUX_DATA_REG(name, r, r_width, ids) \
208 .reg = r, .reg_width = r_width + \
209 BUILD_BUG_ON_ZERO(sizeof((const u16 []) { ids }) / sizeof(u16) != \
211 .enum_ids = (const u16 [r_width]) { ids }
218 * Describe the mapping from GPIOs to a single IRQ
219 * - ids...: List of GPIOs that are mapped to the same IRQ
221 #define PINMUX_IRQ(ids...) \
222 { .gpios = (const short []) { ids, -1 } }
224 struct pinmux_range {
230 struct sh_pfc_window {
236 struct sh_pfc_pin_range;
240 const struct sh_pfc_soc_info *info;
244 struct sh_pfc_pin_range *ranges;
245 unsigned int nr_ranges;
247 unsigned int nr_gpio_pins;
249 struct sh_pfc_chip *gpio;
252 struct sh_pfc_soc_operations {
253 int (*init)(struct sh_pfc *pfc);
254 unsigned int (*get_bias)(struct sh_pfc *pfc, unsigned int pin);
255 void (*set_bias)(struct sh_pfc *pfc, unsigned int pin,
257 int (*pin_to_pocctrl)(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl);
260 struct sh_pfc_soc_info {
262 const struct sh_pfc_soc_operations *ops;
264 struct pinmux_range input;
265 struct pinmux_range output;
266 struct pinmux_range function;
268 const struct sh_pfc_pin *pins;
269 unsigned int nr_pins;
270 const struct sh_pfc_pin_group *groups;
271 unsigned int nr_groups;
272 const struct sh_pfc_function *functions;
273 unsigned int nr_functions;
275 const struct pinmux_cfg_reg *cfg_regs;
276 const struct pinmux_drive_reg *drive_regs;
277 const struct pinmux_bias_reg *bias_regs;
278 const struct pinmux_ioctrl_reg *ioctrl_regs;
279 const struct pinmux_data_reg *data_regs;
281 const u16 *pinmux_data;
282 unsigned int pinmux_data_size;
284 const struct pinmux_irq *gpio_irq;
285 unsigned int gpio_irq_size;
290 u32 sh_pfc_read(struct sh_pfc *pfc, u32 reg);
291 void sh_pfc_write(struct sh_pfc *pfc, u32 reg, u32 data);
292 const struct pinmux_bias_reg *
293 sh_pfc_pin_to_bias_reg(const struct sh_pfc *pfc, unsigned int pin,
296 extern const struct sh_pfc_soc_info r8a7790_pinmux_info;
297 extern const struct sh_pfc_soc_info r8a7791_pinmux_info;
298 extern const struct sh_pfc_soc_info r8a7792_pinmux_info;
299 extern const struct sh_pfc_soc_info r8a7793_pinmux_info;
300 extern const struct sh_pfc_soc_info r8a7794_pinmux_info;
301 extern const struct sh_pfc_soc_info r8a7795_pinmux_info;
302 extern const struct sh_pfc_soc_info r8a7796_pinmux_info;
303 extern const struct sh_pfc_soc_info r8a77965_pinmux_info;
304 extern const struct sh_pfc_soc_info r8a77970_pinmux_info;
305 extern const struct sh_pfc_soc_info r8a77990_pinmux_info;
306 extern const struct sh_pfc_soc_info r8a77995_pinmux_info;
308 /* -----------------------------------------------------------------------------
309 * Helper macros to create pin and port lists
313 * sh_pfc_soc_info pinmux_data array macros
317 * Describe generic pinmux data
318 * - data_or_mark: *_DATA or *_MARK enum ID
319 * - ids...: List of enum IDs to associate with data_or_mark
321 #define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0
324 * Describe a pinmux configuration without GPIO function that needs
325 * configuration in a Peripheral Function Select Register (IPSR)
326 * - ipsr: IPSR field (unused, for documentation purposes only)
327 * - fn: Function name, referring to a field in the IPSR
329 #define PINMUX_IPSR_NOGP(ipsr, fn) \
330 PINMUX_DATA(fn##_MARK, FN_##fn)
333 * Describe a pinmux configuration with GPIO function that needs configuration
334 * in both a Peripheral Function Select Register (IPSR) and in a
335 * GPIO/Peripheral Function Select Register (GPSR)
337 * - fn: Function name, also referring to the IPSR field
339 #define PINMUX_IPSR_GPSR(ipsr, fn) \
340 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##ipsr)
343 * Describe a pinmux configuration without GPIO function that needs
344 * configuration in a Peripheral Function Select Register (IPSR), and where the
345 * pinmux function has a representation in a Module Select Register (MOD_SEL).
346 * - ipsr: IPSR field (unused, for documentation purposes only)
347 * - fn: Function name, also referring to the IPSR field
348 * - msel: Module selector
350 #define PINMUX_IPSR_NOGM(ipsr, fn, msel) \
351 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##msel)
354 * Describe a pinmux configuration with GPIO function where the pinmux function
355 * has no representation in a Peripheral Function Select Register (IPSR), but
356 * instead solely depends on a group selection.
358 * - fn: Function name, also referring to the GPSR field
359 * - gsel: Group selector
361 #define PINMUX_IPSR_NOFN(gpsr, fn, gsel) \
362 PINMUX_DATA(fn##_MARK, FN_##gpsr, FN_##gsel)
365 * Describe a pinmux configuration with GPIO function that needs configuration
366 * in both a Peripheral Function Select Register (IPSR) and a GPIO/Peripheral
367 * Function Select Register (GPSR), and where the pinmux function has a
368 * representation in a Module Select Register (MOD_SEL).
370 * - fn: Function name, also referring to the IPSR field
371 * - msel: Module selector
373 #define PINMUX_IPSR_MSEL(ipsr, fn, msel) \
374 PINMUX_DATA(fn##_MARK, FN_##msel, FN_##fn, FN_##ipsr)
377 * Describe a pinmux configuration similar to PINMUX_IPSR_MSEL, but with
378 * an additional select register that controls physical multiplexing
381 * - fn: Function name, also referring to the IPSR field
382 * - psel: Physical multiplexing selector
383 * - msel: Module selector
385 #define PINMUX_IPSR_PHYS_MSEL(ipsr, fn, psel, msel) \
386 PINMUX_DATA(fn##_MARK, FN_##psel, FN_##msel, FN_##fn, FN_##ipsr)
389 * Describe a pinmux configuration in which a pin is physically multiplexed
391 * - ipsr: IPSR field (unused, for documentation purposes only)
392 * - fn: Function name
393 * - psel: Physical multiplexing selector
395 #define PINMUX_IPSR_PHYS(ipsr, fn, psel) \
396 PINMUX_DATA(fn##_MARK, FN_##psel)
399 * Describe a pinmux configuration for a single-function pin with GPIO
401 * - fn: Function name
403 #define PINMUX_SINGLE(fn) \
404 PINMUX_DATA(fn##_MARK, FN_##fn)
407 * GP port style (32 ports banks)
410 #define PORT_GP_CFG_1(bank, pin, fn, sfx, cfg) \
411 fn(bank, pin, GP_##bank##_##pin, sfx, cfg)
412 #define PORT_GP_1(bank, pin, fn, sfx) PORT_GP_CFG_1(bank, pin, fn, sfx, 0)
414 #define PORT_GP_CFG_4(bank, fn, sfx, cfg) \
415 PORT_GP_CFG_1(bank, 0, fn, sfx, cfg), \
416 PORT_GP_CFG_1(bank, 1, fn, sfx, cfg), \
417 PORT_GP_CFG_1(bank, 2, fn, sfx, cfg), \
418 PORT_GP_CFG_1(bank, 3, fn, sfx, cfg)
419 #define PORT_GP_4(bank, fn, sfx) PORT_GP_CFG_4(bank, fn, sfx, 0)
421 #define PORT_GP_CFG_6(bank, fn, sfx, cfg) \
422 PORT_GP_CFG_4(bank, fn, sfx, cfg), \
423 PORT_GP_CFG_1(bank, 4, fn, sfx, cfg), \
424 PORT_GP_CFG_1(bank, 5, fn, sfx, cfg)
425 #define PORT_GP_6(bank, fn, sfx) PORT_GP_CFG_6(bank, fn, sfx, 0)
427 #define PORT_GP_CFG_8(bank, fn, sfx, cfg) \
428 PORT_GP_CFG_6(bank, fn, sfx, cfg), \
429 PORT_GP_CFG_1(bank, 6, fn, sfx, cfg), \
430 PORT_GP_CFG_1(bank, 7, fn, sfx, cfg)
431 #define PORT_GP_8(bank, fn, sfx) PORT_GP_CFG_8(bank, fn, sfx, 0)
433 #define PORT_GP_CFG_9(bank, fn, sfx, cfg) \
434 PORT_GP_CFG_8(bank, fn, sfx, cfg), \
435 PORT_GP_CFG_1(bank, 8, fn, sfx, cfg)
436 #define PORT_GP_9(bank, fn, sfx) PORT_GP_CFG_9(bank, fn, sfx, 0)
438 #define PORT_GP_CFG_10(bank, fn, sfx, cfg) \
439 PORT_GP_CFG_9(bank, fn, sfx, cfg), \
440 PORT_GP_CFG_1(bank, 9, fn, sfx, cfg)
441 #define PORT_GP_10(bank, fn, sfx) PORT_GP_CFG_10(bank, fn, sfx, 0)
443 #define PORT_GP_CFG_11(bank, fn, sfx, cfg) \
444 PORT_GP_CFG_10(bank, fn, sfx, cfg), \
445 PORT_GP_CFG_1(bank, 10, fn, sfx, cfg)
446 #define PORT_GP_11(bank, fn, sfx) PORT_GP_CFG_11(bank, fn, sfx, 0)
448 #define PORT_GP_CFG_12(bank, fn, sfx, cfg) \
449 PORT_GP_CFG_11(bank, fn, sfx, cfg), \
450 PORT_GP_CFG_1(bank, 11, fn, sfx, cfg)
451 #define PORT_GP_12(bank, fn, sfx) PORT_GP_CFG_12(bank, fn, sfx, 0)
453 #define PORT_GP_CFG_14(bank, fn, sfx, cfg) \
454 PORT_GP_CFG_12(bank, fn, sfx, cfg), \
455 PORT_GP_CFG_1(bank, 12, fn, sfx, cfg), \
456 PORT_GP_CFG_1(bank, 13, fn, sfx, cfg)
457 #define PORT_GP_14(bank, fn, sfx) PORT_GP_CFG_14(bank, fn, sfx, 0)
459 #define PORT_GP_CFG_15(bank, fn, sfx, cfg) \
460 PORT_GP_CFG_14(bank, fn, sfx, cfg), \
461 PORT_GP_CFG_1(bank, 14, fn, sfx, cfg)
462 #define PORT_GP_15(bank, fn, sfx) PORT_GP_CFG_15(bank, fn, sfx, 0)
464 #define PORT_GP_CFG_16(bank, fn, sfx, cfg) \
465 PORT_GP_CFG_15(bank, fn, sfx, cfg), \
466 PORT_GP_CFG_1(bank, 15, fn, sfx, cfg)
467 #define PORT_GP_16(bank, fn, sfx) PORT_GP_CFG_16(bank, fn, sfx, 0)
469 #define PORT_GP_CFG_17(bank, fn, sfx, cfg) \
470 PORT_GP_CFG_16(bank, fn, sfx, cfg), \
471 PORT_GP_CFG_1(bank, 16, fn, sfx, cfg)
472 #define PORT_GP_17(bank, fn, sfx) PORT_GP_CFG_17(bank, fn, sfx, 0)
474 #define PORT_GP_CFG_18(bank, fn, sfx, cfg) \
475 PORT_GP_CFG_17(bank, fn, sfx, cfg), \
476 PORT_GP_CFG_1(bank, 17, fn, sfx, cfg)
477 #define PORT_GP_18(bank, fn, sfx) PORT_GP_CFG_18(bank, fn, sfx, 0)
479 #define PORT_GP_CFG_20(bank, fn, sfx, cfg) \
480 PORT_GP_CFG_18(bank, fn, sfx, cfg), \
481 PORT_GP_CFG_1(bank, 18, fn, sfx, cfg), \
482 PORT_GP_CFG_1(bank, 19, fn, sfx, cfg)
483 #define PORT_GP_20(bank, fn, sfx) PORT_GP_CFG_20(bank, fn, sfx, 0)
485 #define PORT_GP_CFG_21(bank, fn, sfx, cfg) \
486 PORT_GP_CFG_20(bank, fn, sfx, cfg), \
487 PORT_GP_CFG_1(bank, 20, fn, sfx, cfg)
488 #define PORT_GP_21(bank, fn, sfx) PORT_GP_CFG_21(bank, fn, sfx, 0)
490 #define PORT_GP_CFG_22(bank, fn, sfx, cfg) \
491 PORT_GP_CFG_21(bank, fn, sfx, cfg), \
492 PORT_GP_CFG_1(bank, 21, fn, sfx, cfg)
493 #define PORT_GP_22(bank, fn, sfx) PORT_GP_CFG_22(bank, fn, sfx, 0)
495 #define PORT_GP_CFG_23(bank, fn, sfx, cfg) \
496 PORT_GP_CFG_22(bank, fn, sfx, cfg), \
497 PORT_GP_CFG_1(bank, 22, fn, sfx, cfg)
498 #define PORT_GP_23(bank, fn, sfx) PORT_GP_CFG_23(bank, fn, sfx, 0)
500 #define PORT_GP_CFG_24(bank, fn, sfx, cfg) \
501 PORT_GP_CFG_23(bank, fn, sfx, cfg), \
502 PORT_GP_CFG_1(bank, 23, fn, sfx, cfg)
503 #define PORT_GP_24(bank, fn, sfx) PORT_GP_CFG_24(bank, fn, sfx, 0)
505 #define PORT_GP_CFG_25(bank, fn, sfx, cfg) \
506 PORT_GP_CFG_24(bank, fn, sfx, cfg), \
507 PORT_GP_CFG_1(bank, 24, fn, sfx, cfg)
508 #define PORT_GP_25(bank, fn, sfx) PORT_GP_CFG_25(bank, fn, sfx, 0)
510 #define PORT_GP_CFG_26(bank, fn, sfx, cfg) \
511 PORT_GP_CFG_25(bank, fn, sfx, cfg), \
512 PORT_GP_CFG_1(bank, 25, fn, sfx, cfg)
513 #define PORT_GP_26(bank, fn, sfx) PORT_GP_CFG_26(bank, fn, sfx, 0)
515 #define PORT_GP_CFG_28(bank, fn, sfx, cfg) \
516 PORT_GP_CFG_26(bank, fn, sfx, cfg), \
517 PORT_GP_CFG_1(bank, 26, fn, sfx, cfg), \
518 PORT_GP_CFG_1(bank, 27, fn, sfx, cfg)
519 #define PORT_GP_28(bank, fn, sfx) PORT_GP_CFG_28(bank, fn, sfx, 0)
521 #define PORT_GP_CFG_29(bank, fn, sfx, cfg) \
522 PORT_GP_CFG_28(bank, fn, sfx, cfg), \
523 PORT_GP_CFG_1(bank, 28, fn, sfx, cfg)
524 #define PORT_GP_29(bank, fn, sfx) PORT_GP_CFG_29(bank, fn, sfx, 0)
526 #define PORT_GP_CFG_30(bank, fn, sfx, cfg) \
527 PORT_GP_CFG_29(bank, fn, sfx, cfg), \
528 PORT_GP_CFG_1(bank, 29, fn, sfx, cfg)
529 #define PORT_GP_30(bank, fn, sfx) PORT_GP_CFG_30(bank, fn, sfx, 0)
531 #define PORT_GP_CFG_32(bank, fn, sfx, cfg) \
532 PORT_GP_CFG_30(bank, fn, sfx, cfg), \
533 PORT_GP_CFG_1(bank, 30, fn, sfx, cfg), \
534 PORT_GP_CFG_1(bank, 31, fn, sfx, cfg)
535 #define PORT_GP_32(bank, fn, sfx) PORT_GP_CFG_32(bank, fn, sfx, 0)
537 #define PORT_GP_32_REV(bank, fn, sfx) \
538 PORT_GP_1(bank, 31, fn, sfx), PORT_GP_1(bank, 30, fn, sfx), \
539 PORT_GP_1(bank, 29, fn, sfx), PORT_GP_1(bank, 28, fn, sfx), \
540 PORT_GP_1(bank, 27, fn, sfx), PORT_GP_1(bank, 26, fn, sfx), \
541 PORT_GP_1(bank, 25, fn, sfx), PORT_GP_1(bank, 24, fn, sfx), \
542 PORT_GP_1(bank, 23, fn, sfx), PORT_GP_1(bank, 22, fn, sfx), \
543 PORT_GP_1(bank, 21, fn, sfx), PORT_GP_1(bank, 20, fn, sfx), \
544 PORT_GP_1(bank, 19, fn, sfx), PORT_GP_1(bank, 18, fn, sfx), \
545 PORT_GP_1(bank, 17, fn, sfx), PORT_GP_1(bank, 16, fn, sfx), \
546 PORT_GP_1(bank, 15, fn, sfx), PORT_GP_1(bank, 14, fn, sfx), \
547 PORT_GP_1(bank, 13, fn, sfx), PORT_GP_1(bank, 12, fn, sfx), \
548 PORT_GP_1(bank, 11, fn, sfx), PORT_GP_1(bank, 10, fn, sfx), \
549 PORT_GP_1(bank, 9, fn, sfx), PORT_GP_1(bank, 8, fn, sfx), \
550 PORT_GP_1(bank, 7, fn, sfx), PORT_GP_1(bank, 6, fn, sfx), \
551 PORT_GP_1(bank, 5, fn, sfx), PORT_GP_1(bank, 4, fn, sfx), \
552 PORT_GP_1(bank, 3, fn, sfx), PORT_GP_1(bank, 2, fn, sfx), \
553 PORT_GP_1(bank, 1, fn, sfx), PORT_GP_1(bank, 0, fn, sfx)
555 /* GP_ALL(suffix) - Expand to a list of GP_#_#_suffix */
556 #define _GP_ALL(bank, pin, name, sfx, cfg) name##_##sfx
557 #define GP_ALL(str) CPU_ALL_PORT(_GP_ALL, str)
559 /* PINMUX_GPIO_GP_ALL - Expand to a list of sh_pfc_pin entries */
560 #define _GP_GPIO(bank, _pin, _name, sfx, cfg) \
562 .pin = (bank * 32) + _pin, \
563 .name = __stringify(_name), \
564 .enum_id = _name##_DATA, \
567 #define PINMUX_GPIO_GP_ALL() CPU_ALL_PORT(_GP_GPIO, unused)
569 /* PINMUX_DATA_GP_ALL - Expand to a list of name_DATA, name_FN marks */
570 #define _GP_DATA(bank, pin, name, sfx, cfg) PINMUX_DATA(name##_DATA, name##_FN)
571 #define PINMUX_DATA_GP_ALL() CPU_ALL_PORT(_GP_DATA, unused)
574 * PORT style (linear pin space)
577 #define PORT_1(pn, fn, pfx, sfx) fn(pn, pfx, sfx)
579 #define PORT_10(pn, fn, pfx, sfx) \
580 PORT_1(pn, fn, pfx##0, sfx), PORT_1(pn+1, fn, pfx##1, sfx), \
581 PORT_1(pn+2, fn, pfx##2, sfx), PORT_1(pn+3, fn, pfx##3, sfx), \
582 PORT_1(pn+4, fn, pfx##4, sfx), PORT_1(pn+5, fn, pfx##5, sfx), \
583 PORT_1(pn+6, fn, pfx##6, sfx), PORT_1(pn+7, fn, pfx##7, sfx), \
584 PORT_1(pn+8, fn, pfx##8, sfx), PORT_1(pn+9, fn, pfx##9, sfx)
586 #define PORT_90(pn, fn, pfx, sfx) \
587 PORT_10(pn+10, fn, pfx##1, sfx), PORT_10(pn+20, fn, pfx##2, sfx), \
588 PORT_10(pn+30, fn, pfx##3, sfx), PORT_10(pn+40, fn, pfx##4, sfx), \
589 PORT_10(pn+50, fn, pfx##5, sfx), PORT_10(pn+60, fn, pfx##6, sfx), \
590 PORT_10(pn+70, fn, pfx##7, sfx), PORT_10(pn+80, fn, pfx##8, sfx), \
591 PORT_10(pn+90, fn, pfx##9, sfx)
593 /* PORT_ALL(suffix) - Expand to a list of PORT_#_suffix */
594 #define _PORT_ALL(pn, pfx, sfx) pfx##_##sfx
595 #define PORT_ALL(str) CPU_ALL_PORT(_PORT_ALL, PORT, str)
597 /* PINMUX_GPIO - Expand to a sh_pfc_pin entry */
598 #define PINMUX_GPIO(_pin) \
601 .name = __stringify(GPIO_##_pin), \
602 .enum_id = _pin##_DATA, \
605 /* SH_PFC_PIN_CFG - Expand to a sh_pfc_pin entry (named PORT#) with config */
606 #define SH_PFC_PIN_CFG(_pin, cfgs) \
609 .name = __stringify(PORT##_pin), \
610 .enum_id = PORT##_pin##_DATA, \
614 /* SH_PFC_PIN_NAMED - Expand to a sh_pfc_pin entry with the given name */
615 #define SH_PFC_PIN_NAMED(row, col, _name) \
617 .pin = PIN_NUMBER(row, col), \
618 .name = __stringify(PIN_##_name), \
619 .configs = SH_PFC_PIN_CFG_NO_GPIO, \
622 /* SH_PFC_PIN_NAMED_CFG - Expand to a sh_pfc_pin entry with the given name */
623 #define SH_PFC_PIN_NAMED_CFG(row, col, _name, cfgs) \
625 .pin = PIN_NUMBER(row, col), \
626 .name = __stringify(PIN_##_name), \
627 .configs = SH_PFC_PIN_CFG_NO_GPIO | cfgs, \
630 /* PINMUX_DATA_ALL - Expand to a list of PORT_name_DATA, PORT_name_FN0,
631 * PORT_name_OUT, PORT_name_IN marks
633 #define _PORT_DATA(pn, pfx, sfx) \
634 PINMUX_DATA(PORT##pfx##_DATA, PORT##pfx##_FN0, \
635 PORT##pfx##_OUT, PORT##pfx##_IN)
636 #define PINMUX_DATA_ALL() CPU_ALL_PORT(_PORT_DATA, , unused)
638 /* GPIO_FN(name) - Expand to a sh_pfc_pin entry for a function GPIO */
639 #define PINMUX_GPIO_FN(gpio, base, data_or_mark) \
640 [gpio - (base)] = { \
641 .name = __stringify(gpio), \
642 .enum_id = data_or_mark, \
644 #define GPIO_FN(str) \
645 PINMUX_GPIO_FN(GPIO_FN_##str, PINMUX_FN_BASE, str##_MARK)
648 * PORTnCR helper macro for SH-Mobile/R-Mobile
650 #define PORTCR(nr, reg) \
652 PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, \
655 /* PULMD[1:0], handled by .set_bias() */ \
658 0, PORT##nr##_OUT, PORT##nr##_IN, 0, \
659 /* SEC, not supported */ \
662 PORT##nr##_FN0, PORT##nr##_FN1, \
663 PORT##nr##_FN2, PORT##nr##_FN3, \
664 PORT##nr##_FN4, PORT##nr##_FN5, \
665 PORT##nr##_FN6, PORT##nr##_FN7 \
670 * GPIO number helper macro for R-Car
672 #define RCAR_GP_PIN(bank, pin) (((bank) * 32) + (pin))
674 #endif /* __SH_PFC_H */