1 /* SPDX-License-Identifier: GPL-2.0
3 * SuperH Pin Function Controller Support
5 * Copyright (c) 2008 Magnus Damm
11 #include <linux/bug.h>
12 #include <linux/pinctrl/pinconf-generic.h>
13 #include <linux/spinlock.h>
14 #include <linux/stringify.h>
24 #define SH_PFC_PIN_NONE U16_MAX
26 #define SH_PFC_PIN_CFG_INPUT (1 << 0)
27 #define SH_PFC_PIN_CFG_OUTPUT (1 << 1)
28 #define SH_PFC_PIN_CFG_PULL_UP (1 << 2)
29 #define SH_PFC_PIN_CFG_PULL_DOWN (1 << 3)
30 #define SH_PFC_PIN_CFG_PULL_UP_DOWN (SH_PFC_PIN_CFG_PULL_UP | \
31 SH_PFC_PIN_CFG_PULL_DOWN)
32 #define SH_PFC_PIN_CFG_IO_VOLTAGE (1 << 4)
33 #define SH_PFC_PIN_CFG_DRIVE_STRENGTH (1 << 5)
34 #define SH_PFC_PIN_CFG_NO_GPIO (1 << 31)
43 #define SH_PFC_PIN_GROUP_ALIAS(alias, n) \
48 .nr_pins = ARRAY_SIZE(n##_pins) + \
49 BUILD_BUG_ON_ZERO(sizeof(n##_pins) != sizeof(n##_mux)), \
51 #define SH_PFC_PIN_GROUP(n) SH_PFC_PIN_GROUP_ALIAS(n, n)
53 struct sh_pfc_pin_group {
55 const unsigned int *pins;
56 const unsigned int *mux;
61 * Using union vin_data{,12,16} saves memory occupied by the VIN data pins.
62 * VIN_DATA_PIN_GROUP() is a macro used to describe the VIN pin groups
63 * in this case. It accepts an optional 'version' argument used when the
64 * same group can appear on a different set of pins.
66 #define VIN_DATA_PIN_GROUP(n, s, ...) \
68 .name = #n#s#__VA_ARGS__, \
69 .pins = n##__VA_ARGS__##_pins.data##s, \
70 .mux = n##__VA_ARGS__##_mux.data##s, \
71 .nr_pins = ARRAY_SIZE(n##__VA_ARGS__##_pins.data##s), \
75 unsigned int data12[12];
76 unsigned int data10[10];
77 unsigned int data8[8];
81 unsigned int data16[16];
82 unsigned int data12[12];
83 unsigned int data10[10];
84 unsigned int data8[8];
88 unsigned int data24[24];
89 unsigned int data20[20];
90 unsigned int data16[16];
91 unsigned int data12[12];
92 unsigned int data10[10];
93 unsigned int data8[8];
94 unsigned int data4[4];
97 #define SH_PFC_FUNCTION(n) \
100 .groups = n##_groups, \
101 .nr_groups = ARRAY_SIZE(n##_groups), \
104 struct sh_pfc_function {
106 const char * const *groups;
107 unsigned int nr_groups;
115 struct pinmux_cfg_reg {
117 u8 reg_width, field_width;
119 u16 nr_enum_ids; /* for variable width regs only */
120 #define SET_NR_ENUM_IDS(n) .nr_enum_ids = n,
122 #define SET_NR_ENUM_IDS(n)
125 const u8 *var_field_width;
128 #define GROUP(...) __VA_ARGS__
131 * Describe a config register consisting of several fields of the same width
132 * - name: Register name (unused, for documentation purposes only)
133 * - r: Physical register address
134 * - r_width: Width of the register (in bits)
135 * - f_width: Width of the fixed-width register fields (in bits)
136 * - ids: For each register field (from left to right, i.e. MSB to LSB),
137 * 2^f_width enum IDs must be specified, one for each possible
138 * combination of the register field bit values, all wrapped using
141 #define PINMUX_CFG_REG(name, r, r_width, f_width, ids) \
142 .reg = r, .reg_width = r_width, \
143 .field_width = f_width + BUILD_BUG_ON_ZERO(r_width % f_width) + \
144 BUILD_BUG_ON_ZERO(sizeof((const u16 []) { ids }) / sizeof(u16) != \
145 (r_width / f_width) * (1 << f_width)), \
146 .enum_ids = (const u16 [(r_width / f_width) * (1 << f_width)]) \
150 * Describe a config register consisting of several fields of different widths
151 * - name: Register name (unused, for documentation purposes only)
152 * - r: Physical register address
153 * - r_width: Width of the register (in bits)
154 * - f_widths: List of widths of the register fields (in bits), from left
155 * to right (i.e. MSB to LSB), wrapped using the GROUP() macro.
156 * - ids: For each register field (from left to right, i.e. MSB to LSB),
157 * 2^f_widths[i] enum IDs must be specified, one for each possible
158 * combination of the register field bit values, all wrapped using
161 #define PINMUX_CFG_REG_VAR(name, r, r_width, f_widths, ids) \
162 .reg = r, .reg_width = r_width, \
163 .var_field_width = (const u8 []) { f_widths, 0 }, \
164 SET_NR_ENUM_IDS(sizeof((const u16 []) { ids }) / sizeof(u16)) \
165 .enum_ids = (const u16 []) { ids }
167 struct pinmux_drive_reg_field {
173 struct pinmux_drive_reg {
175 const struct pinmux_drive_reg_field fields[8];
178 #define PINMUX_DRIVE_REG(name, r) \
182 struct pinmux_bias_reg {
183 u32 puen; /* Pull-enable or pull-up control register */
184 u32 pud; /* Pull-up/down control register (optional) */
188 #define PINMUX_BIAS_REG(name1, r1, name2, r2) \
193 struct pinmux_ioctrl_reg {
197 struct pinmux_data_reg {
204 * Describe a data register
205 * - name: Register name (unused, for documentation purposes only)
206 * - r: Physical register address
207 * - r_width: Width of the register (in bits)
208 * - ids: For each register bit (from left to right, i.e. MSB to LSB), one
209 * enum ID must be specified, all wrapped using the GROUP() macro.
211 #define PINMUX_DATA_REG(name, r, r_width, ids) \
212 .reg = r, .reg_width = r_width + \
213 BUILD_BUG_ON_ZERO(sizeof((const u16 []) { ids }) / sizeof(u16) != \
215 .enum_ids = (const u16 [r_width]) { ids }
222 * Describe the mapping from GPIOs to a single IRQ
223 * - ids...: List of GPIOs that are mapped to the same IRQ
225 #define PINMUX_IRQ(ids...) \
226 { .gpios = (const short []) { ids, -1 } }
228 struct pinmux_range {
234 struct sh_pfc_window {
240 struct sh_pfc_pin_range;
244 const struct sh_pfc_soc_info *info;
247 unsigned int num_windows;
248 struct sh_pfc_window *windows;
249 unsigned int num_irqs;
252 struct sh_pfc_pin_range *ranges;
253 unsigned int nr_ranges;
255 unsigned int nr_gpio_pins;
257 struct sh_pfc_chip *gpio;
261 struct sh_pfc_soc_operations {
262 int (*init)(struct sh_pfc *pfc);
263 unsigned int (*get_bias)(struct sh_pfc *pfc, unsigned int pin);
264 void (*set_bias)(struct sh_pfc *pfc, unsigned int pin,
266 int (*pin_to_pocctrl)(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl);
269 struct sh_pfc_soc_info {
271 const struct sh_pfc_soc_operations *ops;
273 struct pinmux_range input;
274 struct pinmux_range output;
275 struct pinmux_range function;
277 const struct sh_pfc_pin *pins;
278 unsigned int nr_pins;
279 const struct sh_pfc_pin_group *groups;
280 unsigned int nr_groups;
281 const struct sh_pfc_function *functions;
282 unsigned int nr_functions;
284 #ifdef CONFIG_PINCTRL_SH_FUNC_GPIO
285 const struct pinmux_func *func_gpios;
286 unsigned int nr_func_gpios;
289 const struct pinmux_cfg_reg *cfg_regs;
290 const struct pinmux_drive_reg *drive_regs;
291 const struct pinmux_bias_reg *bias_regs;
292 const struct pinmux_ioctrl_reg *ioctrl_regs;
293 const struct pinmux_data_reg *data_regs;
295 const u16 *pinmux_data;
296 unsigned int pinmux_data_size;
298 const struct pinmux_irq *gpio_irq;
299 unsigned int gpio_irq_size;
304 extern const struct sh_pfc_soc_info emev2_pinmux_info;
305 extern const struct sh_pfc_soc_info r8a73a4_pinmux_info;
306 extern const struct sh_pfc_soc_info r8a7740_pinmux_info;
307 extern const struct sh_pfc_soc_info r8a7742_pinmux_info;
308 extern const struct sh_pfc_soc_info r8a7743_pinmux_info;
309 extern const struct sh_pfc_soc_info r8a7744_pinmux_info;
310 extern const struct sh_pfc_soc_info r8a7745_pinmux_info;
311 extern const struct sh_pfc_soc_info r8a77470_pinmux_info;
312 extern const struct sh_pfc_soc_info r8a774a1_pinmux_info;
313 extern const struct sh_pfc_soc_info r8a774b1_pinmux_info;
314 extern const struct sh_pfc_soc_info r8a774c0_pinmux_info;
315 extern const struct sh_pfc_soc_info r8a774e1_pinmux_info;
316 extern const struct sh_pfc_soc_info r8a7778_pinmux_info;
317 extern const struct sh_pfc_soc_info r8a7779_pinmux_info;
318 extern const struct sh_pfc_soc_info r8a7790_pinmux_info;
319 extern const struct sh_pfc_soc_info r8a7791_pinmux_info;
320 extern const struct sh_pfc_soc_info r8a7792_pinmux_info;
321 extern const struct sh_pfc_soc_info r8a7793_pinmux_info;
322 extern const struct sh_pfc_soc_info r8a7794_pinmux_info;
323 extern const struct sh_pfc_soc_info r8a77950_pinmux_info __weak;
324 extern const struct sh_pfc_soc_info r8a77951_pinmux_info __weak;
325 extern const struct sh_pfc_soc_info r8a77960_pinmux_info;
326 extern const struct sh_pfc_soc_info r8a77961_pinmux_info;
327 extern const struct sh_pfc_soc_info r8a77965_pinmux_info;
328 extern const struct sh_pfc_soc_info r8a77970_pinmux_info;
329 extern const struct sh_pfc_soc_info r8a77980_pinmux_info;
330 extern const struct sh_pfc_soc_info r8a77990_pinmux_info;
331 extern const struct sh_pfc_soc_info r8a77995_pinmux_info;
332 extern const struct sh_pfc_soc_info sh7203_pinmux_info;
333 extern const struct sh_pfc_soc_info sh7264_pinmux_info;
334 extern const struct sh_pfc_soc_info sh7269_pinmux_info;
335 extern const struct sh_pfc_soc_info sh73a0_pinmux_info;
336 extern const struct sh_pfc_soc_info sh7720_pinmux_info;
337 extern const struct sh_pfc_soc_info sh7722_pinmux_info;
338 extern const struct sh_pfc_soc_info sh7723_pinmux_info;
339 extern const struct sh_pfc_soc_info sh7724_pinmux_info;
340 extern const struct sh_pfc_soc_info sh7734_pinmux_info;
341 extern const struct sh_pfc_soc_info sh7757_pinmux_info;
342 extern const struct sh_pfc_soc_info sh7785_pinmux_info;
343 extern const struct sh_pfc_soc_info sh7786_pinmux_info;
344 extern const struct sh_pfc_soc_info shx3_pinmux_info;
346 /* -----------------------------------------------------------------------------
347 * Helper macros to create pin and port lists
351 * sh_pfc_soc_info pinmux_data array macros
355 * Describe generic pinmux data
356 * - data_or_mark: *_DATA or *_MARK enum ID
357 * - ids...: List of enum IDs to associate with data_or_mark
359 #define PINMUX_DATA(data_or_mark, ids...) data_or_mark, ids, 0
362 * Describe a pinmux configuration without GPIO function that needs
363 * configuration in a Peripheral Function Select Register (IPSR)
364 * - ipsr: IPSR field (unused, for documentation purposes only)
365 * - fn: Function name, referring to a field in the IPSR
367 #define PINMUX_IPSR_NOGP(ipsr, fn) \
368 PINMUX_DATA(fn##_MARK, FN_##fn)
371 * Describe a pinmux configuration with GPIO function that needs configuration
372 * in both a Peripheral Function Select Register (IPSR) and in a
373 * GPIO/Peripheral Function Select Register (GPSR)
375 * - fn: Function name, also referring to the IPSR field
377 #define PINMUX_IPSR_GPSR(ipsr, fn) \
378 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##ipsr)
381 * Describe a pinmux configuration without GPIO function that needs
382 * configuration in a Peripheral Function Select Register (IPSR), and where the
383 * pinmux function has a representation in a Module Select Register (MOD_SEL).
384 * - ipsr: IPSR field (unused, for documentation purposes only)
385 * - fn: Function name, also referring to the IPSR field
386 * - msel: Module selector
388 #define PINMUX_IPSR_NOGM(ipsr, fn, msel) \
389 PINMUX_DATA(fn##_MARK, FN_##fn, FN_##msel)
392 * Describe a pinmux configuration with GPIO function where the pinmux function
393 * has no representation in a Peripheral Function Select Register (IPSR), but
394 * instead solely depends on a group selection.
396 * - fn: Function name, also referring to the GPSR field
397 * - gsel: Group selector
399 #define PINMUX_IPSR_NOFN(gpsr, fn, gsel) \
400 PINMUX_DATA(fn##_MARK, FN_##gpsr, FN_##gsel)
403 * Describe a pinmux configuration with GPIO function that needs configuration
404 * in both a Peripheral Function Select Register (IPSR) and a GPIO/Peripheral
405 * Function Select Register (GPSR), and where the pinmux function has a
406 * representation in a Module Select Register (MOD_SEL).
408 * - fn: Function name, also referring to the IPSR field
409 * - msel: Module selector
411 #define PINMUX_IPSR_MSEL(ipsr, fn, msel) \
412 PINMUX_DATA(fn##_MARK, FN_##msel, FN_##fn, FN_##ipsr)
415 * Describe a pinmux configuration similar to PINMUX_IPSR_MSEL, but with
416 * an additional select register that controls physical multiplexing
419 * - fn: Function name, also referring to the IPSR field
420 * - psel: Physical multiplexing selector
421 * - msel: Module selector
423 #define PINMUX_IPSR_PHYS_MSEL(ipsr, fn, psel, msel) \
424 PINMUX_DATA(fn##_MARK, FN_##psel, FN_##msel, FN_##fn, FN_##ipsr)
427 * Describe a pinmux configuration in which a pin is physically multiplexed
430 * - fn: Function name
431 * - psel: Physical multiplexing selector
433 #define PINMUX_IPSR_PHYS(ipsr, fn, psel) \
434 PINMUX_DATA(fn##_MARK, FN_##psel, FN_##ipsr)
437 * Describe a pinmux configuration for a single-function pin with GPIO
439 * - fn: Function name
441 #define PINMUX_SINGLE(fn) \
442 PINMUX_DATA(fn##_MARK, FN_##fn)
445 * GP port style (32 ports banks)
448 #define PORT_GP_CFG_1(bank, pin, fn, sfx, cfg) \
449 fn(bank, pin, GP_##bank##_##pin, sfx, cfg)
450 #define PORT_GP_1(bank, pin, fn, sfx) PORT_GP_CFG_1(bank, pin, fn, sfx, 0)
452 #define PORT_GP_CFG_4(bank, fn, sfx, cfg) \
453 PORT_GP_CFG_1(bank, 0, fn, sfx, cfg), \
454 PORT_GP_CFG_1(bank, 1, fn, sfx, cfg), \
455 PORT_GP_CFG_1(bank, 2, fn, sfx, cfg), \
456 PORT_GP_CFG_1(bank, 3, fn, sfx, cfg)
457 #define PORT_GP_4(bank, fn, sfx) PORT_GP_CFG_4(bank, fn, sfx, 0)
459 #define PORT_GP_CFG_6(bank, fn, sfx, cfg) \
460 PORT_GP_CFG_4(bank, fn, sfx, cfg), \
461 PORT_GP_CFG_1(bank, 4, fn, sfx, cfg), \
462 PORT_GP_CFG_1(bank, 5, fn, sfx, cfg)
463 #define PORT_GP_6(bank, fn, sfx) PORT_GP_CFG_6(bank, fn, sfx, 0)
465 #define PORT_GP_CFG_8(bank, fn, sfx, cfg) \
466 PORT_GP_CFG_6(bank, fn, sfx, cfg), \
467 PORT_GP_CFG_1(bank, 6, fn, sfx, cfg), \
468 PORT_GP_CFG_1(bank, 7, fn, sfx, cfg)
469 #define PORT_GP_8(bank, fn, sfx) PORT_GP_CFG_8(bank, fn, sfx, 0)
471 #define PORT_GP_CFG_9(bank, fn, sfx, cfg) \
472 PORT_GP_CFG_8(bank, fn, sfx, cfg), \
473 PORT_GP_CFG_1(bank, 8, fn, sfx, cfg)
474 #define PORT_GP_9(bank, fn, sfx) PORT_GP_CFG_9(bank, fn, sfx, 0)
476 #define PORT_GP_CFG_10(bank, fn, sfx, cfg) \
477 PORT_GP_CFG_9(bank, fn, sfx, cfg), \
478 PORT_GP_CFG_1(bank, 9, fn, sfx, cfg)
479 #define PORT_GP_10(bank, fn, sfx) PORT_GP_CFG_10(bank, fn, sfx, 0)
481 #define PORT_GP_CFG_11(bank, fn, sfx, cfg) \
482 PORT_GP_CFG_10(bank, fn, sfx, cfg), \
483 PORT_GP_CFG_1(bank, 10, fn, sfx, cfg)
484 #define PORT_GP_11(bank, fn, sfx) PORT_GP_CFG_11(bank, fn, sfx, 0)
486 #define PORT_GP_CFG_12(bank, fn, sfx, cfg) \
487 PORT_GP_CFG_11(bank, fn, sfx, cfg), \
488 PORT_GP_CFG_1(bank, 11, fn, sfx, cfg)
489 #define PORT_GP_12(bank, fn, sfx) PORT_GP_CFG_12(bank, fn, sfx, 0)
491 #define PORT_GP_CFG_14(bank, fn, sfx, cfg) \
492 PORT_GP_CFG_12(bank, fn, sfx, cfg), \
493 PORT_GP_CFG_1(bank, 12, fn, sfx, cfg), \
494 PORT_GP_CFG_1(bank, 13, fn, sfx, cfg)
495 #define PORT_GP_14(bank, fn, sfx) PORT_GP_CFG_14(bank, fn, sfx, 0)
497 #define PORT_GP_CFG_15(bank, fn, sfx, cfg) \
498 PORT_GP_CFG_14(bank, fn, sfx, cfg), \
499 PORT_GP_CFG_1(bank, 14, fn, sfx, cfg)
500 #define PORT_GP_15(bank, fn, sfx) PORT_GP_CFG_15(bank, fn, sfx, 0)
502 #define PORT_GP_CFG_16(bank, fn, sfx, cfg) \
503 PORT_GP_CFG_15(bank, fn, sfx, cfg), \
504 PORT_GP_CFG_1(bank, 15, fn, sfx, cfg)
505 #define PORT_GP_16(bank, fn, sfx) PORT_GP_CFG_16(bank, fn, sfx, 0)
507 #define PORT_GP_CFG_17(bank, fn, sfx, cfg) \
508 PORT_GP_CFG_16(bank, fn, sfx, cfg), \
509 PORT_GP_CFG_1(bank, 16, fn, sfx, cfg)
510 #define PORT_GP_17(bank, fn, sfx) PORT_GP_CFG_17(bank, fn, sfx, 0)
512 #define PORT_GP_CFG_18(bank, fn, sfx, cfg) \
513 PORT_GP_CFG_17(bank, fn, sfx, cfg), \
514 PORT_GP_CFG_1(bank, 17, fn, sfx, cfg)
515 #define PORT_GP_18(bank, fn, sfx) PORT_GP_CFG_18(bank, fn, sfx, 0)
517 #define PORT_GP_CFG_20(bank, fn, sfx, cfg) \
518 PORT_GP_CFG_18(bank, fn, sfx, cfg), \
519 PORT_GP_CFG_1(bank, 18, fn, sfx, cfg), \
520 PORT_GP_CFG_1(bank, 19, fn, sfx, cfg)
521 #define PORT_GP_20(bank, fn, sfx) PORT_GP_CFG_20(bank, fn, sfx, 0)
523 #define PORT_GP_CFG_21(bank, fn, sfx, cfg) \
524 PORT_GP_CFG_20(bank, fn, sfx, cfg), \
525 PORT_GP_CFG_1(bank, 20, fn, sfx, cfg)
526 #define PORT_GP_21(bank, fn, sfx) PORT_GP_CFG_21(bank, fn, sfx, 0)
528 #define PORT_GP_CFG_22(bank, fn, sfx, cfg) \
529 PORT_GP_CFG_21(bank, fn, sfx, cfg), \
530 PORT_GP_CFG_1(bank, 21, fn, sfx, cfg)
531 #define PORT_GP_22(bank, fn, sfx) PORT_GP_CFG_22(bank, fn, sfx, 0)
533 #define PORT_GP_CFG_23(bank, fn, sfx, cfg) \
534 PORT_GP_CFG_22(bank, fn, sfx, cfg), \
535 PORT_GP_CFG_1(bank, 22, fn, sfx, cfg)
536 #define PORT_GP_23(bank, fn, sfx) PORT_GP_CFG_23(bank, fn, sfx, 0)
538 #define PORT_GP_CFG_24(bank, fn, sfx, cfg) \
539 PORT_GP_CFG_23(bank, fn, sfx, cfg), \
540 PORT_GP_CFG_1(bank, 23, fn, sfx, cfg)
541 #define PORT_GP_24(bank, fn, sfx) PORT_GP_CFG_24(bank, fn, sfx, 0)
543 #define PORT_GP_CFG_25(bank, fn, sfx, cfg) \
544 PORT_GP_CFG_24(bank, fn, sfx, cfg), \
545 PORT_GP_CFG_1(bank, 24, fn, sfx, cfg)
546 #define PORT_GP_25(bank, fn, sfx) PORT_GP_CFG_25(bank, fn, sfx, 0)
548 #define PORT_GP_CFG_26(bank, fn, sfx, cfg) \
549 PORT_GP_CFG_25(bank, fn, sfx, cfg), \
550 PORT_GP_CFG_1(bank, 25, fn, sfx, cfg)
551 #define PORT_GP_26(bank, fn, sfx) PORT_GP_CFG_26(bank, fn, sfx, 0)
553 #define PORT_GP_CFG_27(bank, fn, sfx, cfg) \
554 PORT_GP_CFG_26(bank, fn, sfx, cfg), \
555 PORT_GP_CFG_1(bank, 26, fn, sfx, cfg)
556 #define PORT_GP_27(bank, fn, sfx) PORT_GP_CFG_27(bank, fn, sfx, 0)
558 #define PORT_GP_CFG_28(bank, fn, sfx, cfg) \
559 PORT_GP_CFG_27(bank, fn, sfx, cfg), \
560 PORT_GP_CFG_1(bank, 27, fn, sfx, cfg)
561 #define PORT_GP_28(bank, fn, sfx) PORT_GP_CFG_28(bank, fn, sfx, 0)
563 #define PORT_GP_CFG_29(bank, fn, sfx, cfg) \
564 PORT_GP_CFG_28(bank, fn, sfx, cfg), \
565 PORT_GP_CFG_1(bank, 28, fn, sfx, cfg)
566 #define PORT_GP_29(bank, fn, sfx) PORT_GP_CFG_29(bank, fn, sfx, 0)
568 #define PORT_GP_CFG_30(bank, fn, sfx, cfg) \
569 PORT_GP_CFG_29(bank, fn, sfx, cfg), \
570 PORT_GP_CFG_1(bank, 29, fn, sfx, cfg)
571 #define PORT_GP_30(bank, fn, sfx) PORT_GP_CFG_30(bank, fn, sfx, 0)
573 #define PORT_GP_CFG_32(bank, fn, sfx, cfg) \
574 PORT_GP_CFG_30(bank, fn, sfx, cfg), \
575 PORT_GP_CFG_1(bank, 30, fn, sfx, cfg), \
576 PORT_GP_CFG_1(bank, 31, fn, sfx, cfg)
577 #define PORT_GP_32(bank, fn, sfx) PORT_GP_CFG_32(bank, fn, sfx, 0)
579 #define PORT_GP_32_REV(bank, fn, sfx) \
580 PORT_GP_1(bank, 31, fn, sfx), PORT_GP_1(bank, 30, fn, sfx), \
581 PORT_GP_1(bank, 29, fn, sfx), PORT_GP_1(bank, 28, fn, sfx), \
582 PORT_GP_1(bank, 27, fn, sfx), PORT_GP_1(bank, 26, fn, sfx), \
583 PORT_GP_1(bank, 25, fn, sfx), PORT_GP_1(bank, 24, fn, sfx), \
584 PORT_GP_1(bank, 23, fn, sfx), PORT_GP_1(bank, 22, fn, sfx), \
585 PORT_GP_1(bank, 21, fn, sfx), PORT_GP_1(bank, 20, fn, sfx), \
586 PORT_GP_1(bank, 19, fn, sfx), PORT_GP_1(bank, 18, fn, sfx), \
587 PORT_GP_1(bank, 17, fn, sfx), PORT_GP_1(bank, 16, fn, sfx), \
588 PORT_GP_1(bank, 15, fn, sfx), PORT_GP_1(bank, 14, fn, sfx), \
589 PORT_GP_1(bank, 13, fn, sfx), PORT_GP_1(bank, 12, fn, sfx), \
590 PORT_GP_1(bank, 11, fn, sfx), PORT_GP_1(bank, 10, fn, sfx), \
591 PORT_GP_1(bank, 9, fn, sfx), PORT_GP_1(bank, 8, fn, sfx), \
592 PORT_GP_1(bank, 7, fn, sfx), PORT_GP_1(bank, 6, fn, sfx), \
593 PORT_GP_1(bank, 5, fn, sfx), PORT_GP_1(bank, 4, fn, sfx), \
594 PORT_GP_1(bank, 3, fn, sfx), PORT_GP_1(bank, 2, fn, sfx), \
595 PORT_GP_1(bank, 1, fn, sfx), PORT_GP_1(bank, 0, fn, sfx)
597 /* GP_ALL(suffix) - Expand to a list of GP_#_#_suffix */
598 #define _GP_ALL(bank, pin, name, sfx, cfg) name##_##sfx
599 #define GP_ALL(str) CPU_ALL_GP(_GP_ALL, str)
601 /* PINMUX_GPIO_GP_ALL - Expand to a list of sh_pfc_pin entries */
602 #define _GP_GPIO(bank, _pin, _name, sfx, cfg) \
604 .pin = (bank * 32) + _pin, \
605 .name = __stringify(_name), \
606 .enum_id = _name##_DATA, \
609 #define PINMUX_GPIO_GP_ALL() CPU_ALL_GP(_GP_GPIO, unused)
611 /* PINMUX_DATA_GP_ALL - Expand to a list of name_DATA, name_FN marks */
612 #define _GP_DATA(bank, pin, name, sfx, cfg) PINMUX_DATA(name##_DATA, name##_FN)
613 #define PINMUX_DATA_GP_ALL() CPU_ALL_GP(_GP_DATA, unused)
616 * GP_ASSIGN_LAST() - Expand to an enum definition for the last GP pin
618 * The largest GP pin index is obtained by taking the size of a union,
619 * containing one array per GP pin, sized by the corresponding pin index.
620 * As the fields in the CPU_ALL_GP() macro definition are separated by commas,
621 * while the members of a union must be terminated by semicolons, the commas
622 * are absorbed by wrapping them inside dummy attributes.
624 #define _GP_ENTRY(bank, pin, name, sfx, cfg) \
625 deprecated)); char name[(bank * 32) + pin] __attribute__((deprecated
626 #define GP_ASSIGN_LAST() \
627 GP_LAST = sizeof(union { \
628 char dummy[0] __attribute__((deprecated, \
629 CPU_ALL_GP(_GP_ENTRY, unused), \
634 * PORT style (linear pin space)
637 #define PORT_1(pn, fn, pfx, sfx) fn(pn, pfx, sfx)
639 #define PORT_10(pn, fn, pfx, sfx) \
640 PORT_1(pn, fn, pfx##0, sfx), PORT_1(pn+1, fn, pfx##1, sfx), \
641 PORT_1(pn+2, fn, pfx##2, sfx), PORT_1(pn+3, fn, pfx##3, sfx), \
642 PORT_1(pn+4, fn, pfx##4, sfx), PORT_1(pn+5, fn, pfx##5, sfx), \
643 PORT_1(pn+6, fn, pfx##6, sfx), PORT_1(pn+7, fn, pfx##7, sfx), \
644 PORT_1(pn+8, fn, pfx##8, sfx), PORT_1(pn+9, fn, pfx##9, sfx)
646 #define PORT_90(pn, fn, pfx, sfx) \
647 PORT_10(pn+10, fn, pfx##1, sfx), PORT_10(pn+20, fn, pfx##2, sfx), \
648 PORT_10(pn+30, fn, pfx##3, sfx), PORT_10(pn+40, fn, pfx##4, sfx), \
649 PORT_10(pn+50, fn, pfx##5, sfx), PORT_10(pn+60, fn, pfx##6, sfx), \
650 PORT_10(pn+70, fn, pfx##7, sfx), PORT_10(pn+80, fn, pfx##8, sfx), \
651 PORT_10(pn+90, fn, pfx##9, sfx)
653 /* PORT_ALL(suffix) - Expand to a list of PORT_#_suffix */
654 #define _PORT_ALL(pn, pfx, sfx) pfx##_##sfx
655 #define PORT_ALL(str) CPU_ALL_PORT(_PORT_ALL, PORT, str)
657 /* PINMUX_GPIO - Expand to a sh_pfc_pin entry */
658 #define PINMUX_GPIO(_pin) \
661 .name = __stringify(GPIO_##_pin), \
662 .enum_id = _pin##_DATA, \
665 /* SH_PFC_PIN_CFG - Expand to a sh_pfc_pin entry (named PORT#) with config */
666 #define SH_PFC_PIN_CFG(_pin, cfgs) \
669 .name = __stringify(PORT##_pin), \
670 .enum_id = PORT##_pin##_DATA, \
674 /* PINMUX_DATA_ALL - Expand to a list of PORT_name_DATA, PORT_name_FN0,
675 * PORT_name_OUT, PORT_name_IN marks
677 #define _PORT_DATA(pn, pfx, sfx) \
678 PINMUX_DATA(PORT##pfx##_DATA, PORT##pfx##_FN0, \
679 PORT##pfx##_OUT, PORT##pfx##_IN)
680 #define PINMUX_DATA_ALL() CPU_ALL_PORT(_PORT_DATA, , unused)
683 * PORT_ASSIGN_LAST() - Expand to an enum definition for the last PORT pin
685 * The largest PORT pin index is obtained by taking the size of a union,
686 * containing one array per PORT pin, sized by the corresponding pin index.
687 * As the fields in the CPU_ALL_PORT() macro definition are separated by
688 * commas, while the members of a union must be terminated by semicolons, the
689 * commas are absorbed by wrapping them inside dummy attributes.
691 #define _PORT_ENTRY(pn, pfx, sfx) \
692 deprecated)); char pfx[pn] __attribute__((deprecated
693 #define PORT_ASSIGN_LAST() \
694 PORT_LAST = sizeof(union { \
695 char dummy[0] __attribute__((deprecated, \
696 CPU_ALL_PORT(_PORT_ENTRY, PORT, unused), \
700 /* GPIO_FN(name) - Expand to a sh_pfc_pin entry for a function GPIO */
701 #define PINMUX_GPIO_FN(gpio, base, data_or_mark) \
702 [gpio - (base)] = { \
703 .name = __stringify(gpio), \
704 .enum_id = data_or_mark, \
706 #define GPIO_FN(str) \
707 PINMUX_GPIO_FN(GPIO_FN_##str, PINMUX_FN_BASE, str##_MARK)
710 * Pins not associated with a GPIO port
713 #define PIN_NOGP_CFG(pin, name, fn, cfg) fn(pin, name, cfg)
714 #define PIN_NOGP(pin, name, fn) fn(pin, name, 0)
716 /* NOGP_ALL - Expand to a list of PIN_id */
717 #define _NOGP_ALL(pin, name, cfg) PIN_##pin
718 #define NOGP_ALL() CPU_ALL_NOGP(_NOGP_ALL)
720 /* PINMUX_NOGP_ALL - Expand to a list of sh_pfc_pin entries */
721 #define _NOGP_PINMUX(_pin, _name, cfg) \
724 .name = "PIN_" _name, \
725 .configs = SH_PFC_PIN_CFG_NO_GPIO | cfg, \
727 #define PINMUX_NOGP_ALL() CPU_ALL_NOGP(_NOGP_PINMUX)
730 * PORTnCR helper macro for SH-Mobile/R-Mobile
732 #define PORTCR(nr, reg) \
734 PINMUX_CFG_REG_VAR("PORT" nr "CR", reg, 8, \
737 /* PULMD[1:0], handled by .set_bias() */ \
740 0, PORT##nr##_OUT, PORT##nr##_IN, 0, \
741 /* SEC, not supported */ \
744 PORT##nr##_FN0, PORT##nr##_FN1, \
745 PORT##nr##_FN2, PORT##nr##_FN3, \
746 PORT##nr##_FN4, PORT##nr##_FN5, \
747 PORT##nr##_FN6, PORT##nr##_FN7 \
752 * GPIO number helper macro for R-Car
754 #define RCAR_GP_PIN(bank, pin) (((bank) * 32) + (pin))
756 #endif /* __SH_PFC_H */