1 | // SPDX-License-Identifier: GPL-2.0+ |
2 | /* |
3 | * Driver for BCM6362 GPIO unit (pinctrl + GPIO) |
4 | * |
5 | * Copyright (C) 2021 Álvaro Fernández Rojas <noltari@gmail.com> |
6 | * Copyright (C) 2016 Jonas Gorski <jonas.gorski@gmail.com> |
7 | */ |
8 | |
9 | #include <linux/bits.h> |
10 | #include <linux/gpio/driver.h> |
11 | #include <linux/kernel.h> |
12 | #include <linux/of.h> |
13 | #include <linux/pinctrl/pinmux.h> |
14 | #include <linux/platform_device.h> |
15 | #include <linux/regmap.h> |
16 | |
17 | #include "../pinctrl-utils.h" |
18 | |
19 | #include "pinctrl-bcm63xx.h" |
20 | |
21 | #define BCM6362_BANK_GPIOS 32 |
22 | #define BCM6362_NUM_GPIOS 48 |
23 | #define BCM6362_NUM_LEDS 24 |
24 | |
25 | #define BCM6362_LED_REG 0x10 |
26 | #define BCM6362_MODE_REG 0x18 |
27 | #define BCM6362_CTRL_REG 0x1c |
28 | #define BCM6362_BASEMODE_REG 0x38 |
29 | #define BASEMODE_NAND BIT(2) |
30 | |
31 | enum bcm6362_pinctrl_reg { |
32 | BCM6362_LEDCTRL, |
33 | BCM6362_MODE, |
34 | BCM6362_CTRL, |
35 | BCM6362_BASEMODE, |
36 | }; |
37 | |
38 | struct bcm6362_function { |
39 | const char *name; |
40 | const char * const *groups; |
41 | const unsigned num_groups; |
42 | |
43 | enum bcm6362_pinctrl_reg reg; |
44 | uint32_t basemode_mask; |
45 | }; |
46 | |
47 | #define BCM6362_PIN(a, b, mask) \ |
48 | { \ |
49 | .number = a, \ |
50 | .name = b, \ |
51 | .drv_data = (void *)(mask), \ |
52 | } |
53 | |
54 | static const struct pinctrl_pin_desc bcm6362_pins[] = { |
55 | PINCTRL_PIN(0, "gpio0" ), |
56 | PINCTRL_PIN(1, "gpio1" ), |
57 | PINCTRL_PIN(2, "gpio2" ), |
58 | PINCTRL_PIN(3, "gpio3" ), |
59 | PINCTRL_PIN(4, "gpio4" ), |
60 | PINCTRL_PIN(5, "gpio5" ), |
61 | PINCTRL_PIN(6, "gpio6" ), |
62 | PINCTRL_PIN(7, "gpio7" ), |
63 | BCM6362_PIN(8, "gpio8" , BASEMODE_NAND), |
64 | PINCTRL_PIN(9, "gpio9" ), |
65 | PINCTRL_PIN(10, "gpio10" ), |
66 | PINCTRL_PIN(11, "gpio11" ), |
67 | BCM6362_PIN(12, "gpio12" , BASEMODE_NAND), |
68 | BCM6362_PIN(13, "gpio13" , BASEMODE_NAND), |
69 | BCM6362_PIN(14, "gpio14" , BASEMODE_NAND), |
70 | BCM6362_PIN(15, "gpio15" , BASEMODE_NAND), |
71 | BCM6362_PIN(16, "gpio16" , BASEMODE_NAND), |
72 | BCM6362_PIN(17, "gpio17" , BASEMODE_NAND), |
73 | BCM6362_PIN(18, "gpio18" , BASEMODE_NAND), |
74 | BCM6362_PIN(19, "gpio19" , BASEMODE_NAND), |
75 | BCM6362_PIN(20, "gpio20" , BASEMODE_NAND), |
76 | BCM6362_PIN(21, "gpio21" , BASEMODE_NAND), |
77 | BCM6362_PIN(22, "gpio22" , BASEMODE_NAND), |
78 | BCM6362_PIN(23, "gpio23" , BASEMODE_NAND), |
79 | PINCTRL_PIN(24, "gpio24" ), |
80 | PINCTRL_PIN(25, "gpio25" ), |
81 | PINCTRL_PIN(26, "gpio26" ), |
82 | BCM6362_PIN(27, "gpio27" , BASEMODE_NAND), |
83 | PINCTRL_PIN(28, "gpio28" ), |
84 | PINCTRL_PIN(29, "gpio29" ), |
85 | PINCTRL_PIN(30, "gpio30" ), |
86 | PINCTRL_PIN(31, "gpio31" ), |
87 | PINCTRL_PIN(32, "gpio32" ), |
88 | PINCTRL_PIN(33, "gpio33" ), |
89 | PINCTRL_PIN(34, "gpio34" ), |
90 | PINCTRL_PIN(35, "gpio35" ), |
91 | PINCTRL_PIN(36, "gpio36" ), |
92 | PINCTRL_PIN(37, "gpio37" ), |
93 | PINCTRL_PIN(38, "gpio38" ), |
94 | PINCTRL_PIN(39, "gpio39" ), |
95 | PINCTRL_PIN(40, "gpio40" ), |
96 | PINCTRL_PIN(41, "gpio41" ), |
97 | PINCTRL_PIN(42, "gpio42" ), |
98 | PINCTRL_PIN(43, "gpio43" ), |
99 | PINCTRL_PIN(44, "gpio44" ), |
100 | PINCTRL_PIN(45, "gpio45" ), |
101 | PINCTRL_PIN(46, "gpio46" ), |
102 | PINCTRL_PIN(47, "gpio47" ), |
103 | }; |
104 | |
105 | static unsigned gpio0_pins[] = { 0 }; |
106 | static unsigned gpio1_pins[] = { 1 }; |
107 | static unsigned gpio2_pins[] = { 2 }; |
108 | static unsigned gpio3_pins[] = { 3 }; |
109 | static unsigned gpio4_pins[] = { 4 }; |
110 | static unsigned gpio5_pins[] = { 5 }; |
111 | static unsigned gpio6_pins[] = { 6 }; |
112 | static unsigned gpio7_pins[] = { 7 }; |
113 | static unsigned gpio8_pins[] = { 8 }; |
114 | static unsigned gpio9_pins[] = { 9 }; |
115 | static unsigned gpio10_pins[] = { 10 }; |
116 | static unsigned gpio11_pins[] = { 11 }; |
117 | static unsigned gpio12_pins[] = { 12 }; |
118 | static unsigned gpio13_pins[] = { 13 }; |
119 | static unsigned gpio14_pins[] = { 14 }; |
120 | static unsigned gpio15_pins[] = { 15 }; |
121 | static unsigned gpio16_pins[] = { 16 }; |
122 | static unsigned gpio17_pins[] = { 17 }; |
123 | static unsigned gpio18_pins[] = { 18 }; |
124 | static unsigned gpio19_pins[] = { 19 }; |
125 | static unsigned gpio20_pins[] = { 20 }; |
126 | static unsigned gpio21_pins[] = { 21 }; |
127 | static unsigned gpio22_pins[] = { 22 }; |
128 | static unsigned gpio23_pins[] = { 23 }; |
129 | static unsigned gpio24_pins[] = { 24 }; |
130 | static unsigned gpio25_pins[] = { 25 }; |
131 | static unsigned gpio26_pins[] = { 26 }; |
132 | static unsigned gpio27_pins[] = { 27 }; |
133 | static unsigned gpio28_pins[] = { 28 }; |
134 | static unsigned gpio29_pins[] = { 29 }; |
135 | static unsigned gpio30_pins[] = { 30 }; |
136 | static unsigned gpio31_pins[] = { 31 }; |
137 | static unsigned gpio32_pins[] = { 32 }; |
138 | static unsigned gpio33_pins[] = { 33 }; |
139 | static unsigned gpio34_pins[] = { 34 }; |
140 | static unsigned gpio35_pins[] = { 35 }; |
141 | static unsigned gpio36_pins[] = { 36 }; |
142 | static unsigned gpio37_pins[] = { 37 }; |
143 | static unsigned gpio38_pins[] = { 38 }; |
144 | static unsigned gpio39_pins[] = { 39 }; |
145 | static unsigned gpio40_pins[] = { 40 }; |
146 | static unsigned gpio41_pins[] = { 41 }; |
147 | static unsigned gpio42_pins[] = { 42 }; |
148 | static unsigned gpio43_pins[] = { 43 }; |
149 | static unsigned gpio44_pins[] = { 44 }; |
150 | static unsigned gpio45_pins[] = { 45 }; |
151 | static unsigned gpio46_pins[] = { 46 }; |
152 | static unsigned gpio47_pins[] = { 47 }; |
153 | |
154 | static unsigned nand_grp_pins[] = { |
155 | 8, 12, 13, 14, 15, 16, 17, |
156 | 18, 19, 20, 21, 22, 23, 27, |
157 | }; |
158 | |
159 | static struct pingroup bcm6362_groups[] = { |
160 | BCM_PIN_GROUP(gpio0), |
161 | BCM_PIN_GROUP(gpio1), |
162 | BCM_PIN_GROUP(gpio2), |
163 | BCM_PIN_GROUP(gpio3), |
164 | BCM_PIN_GROUP(gpio4), |
165 | BCM_PIN_GROUP(gpio5), |
166 | BCM_PIN_GROUP(gpio6), |
167 | BCM_PIN_GROUP(gpio7), |
168 | BCM_PIN_GROUP(gpio8), |
169 | BCM_PIN_GROUP(gpio9), |
170 | BCM_PIN_GROUP(gpio10), |
171 | BCM_PIN_GROUP(gpio11), |
172 | BCM_PIN_GROUP(gpio12), |
173 | BCM_PIN_GROUP(gpio13), |
174 | BCM_PIN_GROUP(gpio14), |
175 | BCM_PIN_GROUP(gpio15), |
176 | BCM_PIN_GROUP(gpio16), |
177 | BCM_PIN_GROUP(gpio17), |
178 | BCM_PIN_GROUP(gpio18), |
179 | BCM_PIN_GROUP(gpio19), |
180 | BCM_PIN_GROUP(gpio20), |
181 | BCM_PIN_GROUP(gpio21), |
182 | BCM_PIN_GROUP(gpio22), |
183 | BCM_PIN_GROUP(gpio23), |
184 | BCM_PIN_GROUP(gpio24), |
185 | BCM_PIN_GROUP(gpio25), |
186 | BCM_PIN_GROUP(gpio26), |
187 | BCM_PIN_GROUP(gpio27), |
188 | BCM_PIN_GROUP(gpio28), |
189 | BCM_PIN_GROUP(gpio29), |
190 | BCM_PIN_GROUP(gpio30), |
191 | BCM_PIN_GROUP(gpio31), |
192 | BCM_PIN_GROUP(gpio32), |
193 | BCM_PIN_GROUP(gpio33), |
194 | BCM_PIN_GROUP(gpio34), |
195 | BCM_PIN_GROUP(gpio35), |
196 | BCM_PIN_GROUP(gpio36), |
197 | BCM_PIN_GROUP(gpio37), |
198 | BCM_PIN_GROUP(gpio38), |
199 | BCM_PIN_GROUP(gpio39), |
200 | BCM_PIN_GROUP(gpio40), |
201 | BCM_PIN_GROUP(gpio41), |
202 | BCM_PIN_GROUP(gpio42), |
203 | BCM_PIN_GROUP(gpio43), |
204 | BCM_PIN_GROUP(gpio44), |
205 | BCM_PIN_GROUP(gpio45), |
206 | BCM_PIN_GROUP(gpio46), |
207 | BCM_PIN_GROUP(gpio47), |
208 | BCM_PIN_GROUP(nand_grp), |
209 | }; |
210 | |
211 | static const char * const led_groups[] = { |
212 | "gpio0" , |
213 | "gpio1" , |
214 | "gpio2" , |
215 | "gpio3" , |
216 | "gpio4" , |
217 | "gpio5" , |
218 | "gpio6" , |
219 | "gpio7" , |
220 | "gpio8" , |
221 | "gpio9" , |
222 | "gpio10" , |
223 | "gpio11" , |
224 | "gpio12" , |
225 | "gpio13" , |
226 | "gpio14" , |
227 | "gpio15" , |
228 | "gpio16" , |
229 | "gpio17" , |
230 | "gpio18" , |
231 | "gpio19" , |
232 | "gpio20" , |
233 | "gpio21" , |
234 | "gpio22" , |
235 | "gpio23" , |
236 | }; |
237 | |
238 | static const char * const usb_device_led_groups[] = { |
239 | "gpio0" , |
240 | }; |
241 | |
242 | static const char * const sys_irq_groups[] = { |
243 | "gpio1" , |
244 | }; |
245 | |
246 | static const char * const serial_led_clk_groups[] = { |
247 | "gpio2" , |
248 | }; |
249 | |
250 | static const char * const serial_led_data_groups[] = { |
251 | "gpio3" , |
252 | }; |
253 | |
254 | static const char * const robosw_led_data_groups[] = { |
255 | "gpio4" , |
256 | }; |
257 | |
258 | static const char * const robosw_led_clk_groups[] = { |
259 | "gpio5" , |
260 | }; |
261 | |
262 | static const char * const robosw_led0_groups[] = { |
263 | "gpio6" , |
264 | }; |
265 | |
266 | static const char * const robosw_led1_groups[] = { |
267 | "gpio7" , |
268 | }; |
269 | |
270 | static const char * const inet_led_groups[] = { |
271 | "gpio8" , |
272 | }; |
273 | |
274 | static const char * const spi_cs2_groups[] = { |
275 | "gpio9" , |
276 | }; |
277 | |
278 | static const char * const spi_cs3_groups[] = { |
279 | "gpio10" , |
280 | }; |
281 | |
282 | static const char * const ntr_pulse_groups[] = { |
283 | "gpio11" , |
284 | }; |
285 | |
286 | static const char * const uart1_scts_groups[] = { |
287 | "gpio12" , |
288 | }; |
289 | |
290 | static const char * const uart1_srts_groups[] = { |
291 | "gpio13" , |
292 | }; |
293 | |
294 | static const char * const uart1_sdin_groups[] = { |
295 | "gpio14" , |
296 | }; |
297 | |
298 | static const char * const uart1_sdout_groups[] = { |
299 | "gpio15" , |
300 | }; |
301 | |
302 | static const char * const adsl_spi_miso_groups[] = { |
303 | "gpio16" , |
304 | }; |
305 | |
306 | static const char * const adsl_spi_mosi_groups[] = { |
307 | "gpio17" , |
308 | }; |
309 | |
310 | static const char * const adsl_spi_clk_groups[] = { |
311 | "gpio18" , |
312 | }; |
313 | |
314 | static const char * const adsl_spi_cs_groups[] = { |
315 | "gpio19" , |
316 | }; |
317 | |
318 | static const char * const ephy0_led_groups[] = { |
319 | "gpio20" , |
320 | }; |
321 | |
322 | static const char * const ephy1_led_groups[] = { |
323 | "gpio21" , |
324 | }; |
325 | |
326 | static const char * const ephy2_led_groups[] = { |
327 | "gpio22" , |
328 | }; |
329 | |
330 | static const char * const ephy3_led_groups[] = { |
331 | "gpio23" , |
332 | }; |
333 | |
334 | static const char * const ext_irq0_groups[] = { |
335 | "gpio24" , |
336 | }; |
337 | |
338 | static const char * const ext_irq1_groups[] = { |
339 | "gpio25" , |
340 | }; |
341 | |
342 | static const char * const ext_irq2_groups[] = { |
343 | "gpio26" , |
344 | }; |
345 | |
346 | static const char * const ext_irq3_groups[] = { |
347 | "gpio27" , |
348 | }; |
349 | |
350 | static const char * const wifi_groups[] = { |
351 | "gpio32" , |
352 | "gpio33" , |
353 | "gpio34" , |
354 | "gpio35" , |
355 | "gpio36" , |
356 | "gpio37" , |
357 | "gpio38" , |
358 | "gpio39" , |
359 | "gpio40" , |
360 | "gpio41" , |
361 | "gpio42" , |
362 | "gpio43" , |
363 | "gpio44" , |
364 | "gpio45" , |
365 | "gpio46" , |
366 | "gpio47" , |
367 | }; |
368 | |
369 | static const char * const nand_groups[] = { |
370 | "nand_grp" , |
371 | }; |
372 | |
373 | #define BCM6362_LED_FUN(n) \ |
374 | { \ |
375 | .name = #n, \ |
376 | .groups = n##_groups, \ |
377 | .num_groups = ARRAY_SIZE(n##_groups), \ |
378 | .reg = BCM6362_LEDCTRL, \ |
379 | } |
380 | |
381 | #define BCM6362_MODE_FUN(n) \ |
382 | { \ |
383 | .name = #n, \ |
384 | .groups = n##_groups, \ |
385 | .num_groups = ARRAY_SIZE(n##_groups), \ |
386 | .reg = BCM6362_MODE, \ |
387 | } |
388 | |
389 | #define BCM6362_CTRL_FUN(n) \ |
390 | { \ |
391 | .name = #n, \ |
392 | .groups = n##_groups, \ |
393 | .num_groups = ARRAY_SIZE(n##_groups), \ |
394 | .reg = BCM6362_CTRL, \ |
395 | } |
396 | |
397 | #define BCM6362_BASEMODE_FUN(n, mask) \ |
398 | { \ |
399 | .name = #n, \ |
400 | .groups = n##_groups, \ |
401 | .num_groups = ARRAY_SIZE(n##_groups), \ |
402 | .reg = BCM6362_BASEMODE, \ |
403 | .basemode_mask = (mask), \ |
404 | } |
405 | |
406 | static const struct bcm6362_function bcm6362_funcs[] = { |
407 | BCM6362_LED_FUN(led), |
408 | BCM6362_MODE_FUN(usb_device_led), |
409 | BCM6362_MODE_FUN(sys_irq), |
410 | BCM6362_MODE_FUN(serial_led_clk), |
411 | BCM6362_MODE_FUN(serial_led_data), |
412 | BCM6362_MODE_FUN(robosw_led_data), |
413 | BCM6362_MODE_FUN(robosw_led_clk), |
414 | BCM6362_MODE_FUN(robosw_led0), |
415 | BCM6362_MODE_FUN(robosw_led1), |
416 | BCM6362_MODE_FUN(inet_led), |
417 | BCM6362_MODE_FUN(spi_cs2), |
418 | BCM6362_MODE_FUN(spi_cs3), |
419 | BCM6362_MODE_FUN(ntr_pulse), |
420 | BCM6362_MODE_FUN(uart1_scts), |
421 | BCM6362_MODE_FUN(uart1_srts), |
422 | BCM6362_MODE_FUN(uart1_sdin), |
423 | BCM6362_MODE_FUN(uart1_sdout), |
424 | BCM6362_MODE_FUN(adsl_spi_miso), |
425 | BCM6362_MODE_FUN(adsl_spi_mosi), |
426 | BCM6362_MODE_FUN(adsl_spi_clk), |
427 | BCM6362_MODE_FUN(adsl_spi_cs), |
428 | BCM6362_MODE_FUN(ephy0_led), |
429 | BCM6362_MODE_FUN(ephy1_led), |
430 | BCM6362_MODE_FUN(ephy2_led), |
431 | BCM6362_MODE_FUN(ephy3_led), |
432 | BCM6362_MODE_FUN(ext_irq0), |
433 | BCM6362_MODE_FUN(ext_irq1), |
434 | BCM6362_MODE_FUN(ext_irq2), |
435 | BCM6362_MODE_FUN(ext_irq3), |
436 | BCM6362_CTRL_FUN(wifi), |
437 | BCM6362_BASEMODE_FUN(nand, BASEMODE_NAND), |
438 | }; |
439 | |
440 | static int bcm6362_pinctrl_get_group_count(struct pinctrl_dev *pctldev) |
441 | { |
442 | return ARRAY_SIZE(bcm6362_groups); |
443 | } |
444 | |
445 | static const char *bcm6362_pinctrl_get_group_name(struct pinctrl_dev *pctldev, |
446 | unsigned group) |
447 | { |
448 | return bcm6362_groups[group].name; |
449 | } |
450 | |
451 | static int bcm6362_pinctrl_get_group_pins(struct pinctrl_dev *pctldev, |
452 | unsigned group, const unsigned **pins, |
453 | unsigned *npins) |
454 | { |
455 | *pins = bcm6362_groups[group].pins; |
456 | *npins = bcm6362_groups[group].npins; |
457 | |
458 | return 0; |
459 | } |
460 | |
461 | static int bcm6362_pinctrl_get_func_count(struct pinctrl_dev *pctldev) |
462 | { |
463 | return ARRAY_SIZE(bcm6362_funcs); |
464 | } |
465 | |
466 | static const char *bcm6362_pinctrl_get_func_name(struct pinctrl_dev *pctldev, |
467 | unsigned selector) |
468 | { |
469 | return bcm6362_funcs[selector].name; |
470 | } |
471 | |
472 | static int bcm6362_pinctrl_get_groups(struct pinctrl_dev *pctldev, |
473 | unsigned selector, |
474 | const char * const **groups, |
475 | unsigned * const num_groups) |
476 | { |
477 | *groups = bcm6362_funcs[selector].groups; |
478 | *num_groups = bcm6362_funcs[selector].num_groups; |
479 | |
480 | return 0; |
481 | } |
482 | |
483 | static void bcm6362_set_gpio(struct bcm63xx_pinctrl *pc, unsigned pin) |
484 | { |
485 | const struct pinctrl_pin_desc *desc = &bcm6362_pins[pin]; |
486 | unsigned int basemode = (uintptr_t)desc->drv_data; |
487 | unsigned int mask = bcm63xx_bank_pin(pin); |
488 | |
489 | if (basemode) |
490 | regmap_update_bits(map: pc->regs, BCM6362_BASEMODE_REG, mask: basemode, val: 0); |
491 | |
492 | if (pin < BCM63XX_BANK_GPIOS) { |
493 | /* base mode 0 => gpio 1 => mux function */ |
494 | regmap_update_bits(map: pc->regs, BCM6362_MODE_REG, mask, val: 0); |
495 | |
496 | /* pins 0-23 might be muxed to led */ |
497 | if (pin < BCM6362_NUM_LEDS) |
498 | regmap_update_bits(map: pc->regs, BCM6362_LED_REG, mask, val: 0); |
499 | } else { |
500 | /* ctrl reg 0 => wifi function 1 => gpio */ |
501 | regmap_update_bits(map: pc->regs, BCM6362_CTRL_REG, mask, val: mask); |
502 | } |
503 | } |
504 | |
505 | static int bcm6362_pinctrl_set_mux(struct pinctrl_dev *pctldev, |
506 | unsigned selector, unsigned group) |
507 | { |
508 | struct bcm63xx_pinctrl *pc = pinctrl_dev_get_drvdata(pctldev); |
509 | const struct pingroup *pg = &bcm6362_groups[group]; |
510 | const struct bcm6362_function *f = &bcm6362_funcs[selector]; |
511 | unsigned i; |
512 | unsigned int reg; |
513 | unsigned int val, mask; |
514 | |
515 | for (i = 0; i < pg->npins; i++) |
516 | bcm6362_set_gpio(pc, pin: pg->pins[i]); |
517 | |
518 | switch (f->reg) { |
519 | case BCM6362_LEDCTRL: |
520 | reg = BCM6362_LED_REG; |
521 | mask = BIT(pg->pins[0]); |
522 | val = BIT(pg->pins[0]); |
523 | break; |
524 | case BCM6362_MODE: |
525 | reg = BCM6362_MODE_REG; |
526 | mask = BIT(pg->pins[0]); |
527 | val = BIT(pg->pins[0]); |
528 | break; |
529 | case BCM6362_CTRL: |
530 | reg = BCM6362_CTRL_REG; |
531 | mask = BIT(pg->pins[0]); |
532 | val = 0; |
533 | break; |
534 | case BCM6362_BASEMODE: |
535 | reg = BCM6362_BASEMODE_REG; |
536 | mask = f->basemode_mask; |
537 | val = f->basemode_mask; |
538 | break; |
539 | default: |
540 | WARN_ON(1); |
541 | return -EINVAL; |
542 | } |
543 | |
544 | regmap_update_bits(map: pc->regs, reg, mask, val); |
545 | |
546 | return 0; |
547 | } |
548 | |
549 | static int bcm6362_gpio_request_enable(struct pinctrl_dev *pctldev, |
550 | struct pinctrl_gpio_range *range, |
551 | unsigned offset) |
552 | { |
553 | struct bcm63xx_pinctrl *pc = pinctrl_dev_get_drvdata(pctldev); |
554 | |
555 | /* disable all functions using this pin */ |
556 | bcm6362_set_gpio(pc, pin: offset); |
557 | |
558 | return 0; |
559 | } |
560 | |
561 | static const struct pinctrl_ops bcm6362_pctl_ops = { |
562 | .dt_free_map = pinctrl_utils_free_map, |
563 | .dt_node_to_map = pinconf_generic_dt_node_to_map_pin, |
564 | .get_group_name = bcm6362_pinctrl_get_group_name, |
565 | .get_group_pins = bcm6362_pinctrl_get_group_pins, |
566 | .get_groups_count = bcm6362_pinctrl_get_group_count, |
567 | }; |
568 | |
569 | static const struct pinmux_ops bcm6362_pmx_ops = { |
570 | .get_function_groups = bcm6362_pinctrl_get_groups, |
571 | .get_function_name = bcm6362_pinctrl_get_func_name, |
572 | .get_functions_count = bcm6362_pinctrl_get_func_count, |
573 | .gpio_request_enable = bcm6362_gpio_request_enable, |
574 | .set_mux = bcm6362_pinctrl_set_mux, |
575 | .strict = true, |
576 | }; |
577 | |
578 | static const struct bcm63xx_pinctrl_soc bcm6362_soc = { |
579 | .ngpios = BCM6362_NUM_GPIOS, |
580 | .npins = ARRAY_SIZE(bcm6362_pins), |
581 | .pctl_ops = &bcm6362_pctl_ops, |
582 | .pins = bcm6362_pins, |
583 | .pmx_ops = &bcm6362_pmx_ops, |
584 | }; |
585 | |
586 | static int bcm6362_pinctrl_probe(struct platform_device *pdev) |
587 | { |
588 | return bcm63xx_pinctrl_probe(pdev, soc: &bcm6362_soc, NULL); |
589 | } |
590 | |
591 | static const struct of_device_id bcm6362_pinctrl_match[] = { |
592 | { .compatible = "brcm,bcm6362-pinctrl" , }, |
593 | { /* sentinel */ } |
594 | }; |
595 | |
596 | static struct platform_driver bcm6362_pinctrl_driver = { |
597 | .probe = bcm6362_pinctrl_probe, |
598 | .driver = { |
599 | .name = "bcm6362-pinctrl" , |
600 | .of_match_table = bcm6362_pinctrl_match, |
601 | }, |
602 | }; |
603 | |
604 | builtin_platform_driver(bcm6362_pinctrl_driver); |
605 | |