1 // SPDX-License-Identifier: GPL-2.0+
2 //
3 // S3C24XX specific support for Samsung pinctrl/gpiolib driver.
4 //
5 // Copyright (c) 2013 Heiko Stuebner <heiko@sntech.de>
6 //
7 // This file contains the SamsungS3C24XX specific information required by the
8 // Samsung pinctrl/gpiolib driver. It also includes the implementation of
9 // external gpio and wakeup interrupt support.
10
11 #include <linux/init.h>
12 #include <linux/device.h>
13 #include <linux/interrupt.h>
14 #include <linux/irqdomain.h>
15 #include <linux/irq.h>
16 #include <linux/of_irq.h>
17 #include <linux/irqchip/chained_irq.h>
18 #include <linux/io.h>
19 #include <linux/slab.h>
20 #include <linux/err.h>
21
22 #include "pinctrl-samsung.h"
23
24 #define NUM_EINT 24
25 #define NUM_EINT_IRQ 6
26 #define EINT_MAX_PER_GROUP 8
27
28 #define EINTPEND_REG 0xa8
29 #define EINTMASK_REG 0xa4
30
31 #define EINT_GROUP(i) ((int)((i) / EINT_MAX_PER_GROUP))
32 #define EINT_REG(i) ((EINT_GROUP(i) * 4) + 0x88)
33 #define EINT_OFFS(i) ((i) % EINT_MAX_PER_GROUP * 4)
34
35 #define EINT_LEVEL_LOW 0
36 #define EINT_LEVEL_HIGH 1
37 #define EINT_EDGE_FALLING 2
38 #define EINT_EDGE_RISING 4
39 #define EINT_EDGE_BOTH 6
40 #define EINT_MASK 0xf
41
42 static const struct samsung_pin_bank_type bank_type_1bit = {
43 .fld_width = { 1, 1, },
44 .reg_offset = { 0x00, 0x04, },
45 };
46
47 static const struct samsung_pin_bank_type bank_type_2bit = {
48 .fld_width = { 2, 1, 2, },
49 .reg_offset = { 0x00, 0x04, 0x08, },
50 };
51
52 #define PIN_BANK_A(pins, reg, id) \
53 { \
54 .type = &bank_type_1bit, \
55 .pctl_offset = reg, \
56 .nr_pins = pins, \
57 .eint_type = EINT_TYPE_NONE, \
58 .name = id \
59 }
60
61 #define PIN_BANK_2BIT(pins, reg, id) \
62 { \
63 .type = &bank_type_2bit, \
64 .pctl_offset = reg, \
65 .nr_pins = pins, \
66 .eint_type = EINT_TYPE_NONE, \
67 .name = id \
68 }
69
70 #define PIN_BANK_2BIT_EINTW(pins, reg, id, eoffs, emask)\
71 { \
72 .type = &bank_type_2bit, \
73 .pctl_offset = reg, \
74 .nr_pins = pins, \
75 .eint_type = EINT_TYPE_WKUP, \
76 .eint_func = 2, \
77 .eint_mask = emask, \
78 .eint_offset = eoffs, \
79 .name = id \
80 }
81
82 /**
83 * struct s3c24xx_eint_data - EINT common data
84 * @drvdata: pin controller driver data
85 * @domains: IRQ domains of particular EINT interrupts
86 * @parents: mapped parent irqs in the main interrupt controller
87 */
88 struct s3c24xx_eint_data {
89 struct samsung_pinctrl_drv_data *drvdata;
90 struct irq_domain *domains[NUM_EINT];
91 int parents[NUM_EINT_IRQ];
92 };
93
94 /**
95 * struct s3c24xx_eint_domain_data - per irq-domain data
96 * @bank: pin bank related to the domain
97 * @eint_data: common data
98 * @eint0_3_parent_only: live eints 0-3 only in the main intc
99 */
100 struct s3c24xx_eint_domain_data {
101 struct samsung_pin_bank *bank;
102 struct s3c24xx_eint_data *eint_data;
103 bool eint0_3_parent_only;
104 };
105
s3c24xx_eint_get_trigger(unsigned int type)106 static int s3c24xx_eint_get_trigger(unsigned int type)
107 {
108 switch (type) {
109 case IRQ_TYPE_EDGE_RISING:
110 return EINT_EDGE_RISING;
111 break;
112 case IRQ_TYPE_EDGE_FALLING:
113 return EINT_EDGE_FALLING;
114 break;
115 case IRQ_TYPE_EDGE_BOTH:
116 return EINT_EDGE_BOTH;
117 break;
118 case IRQ_TYPE_LEVEL_HIGH:
119 return EINT_LEVEL_HIGH;
120 break;
121 case IRQ_TYPE_LEVEL_LOW:
122 return EINT_LEVEL_LOW;
123 break;
124 default:
125 return -EINVAL;
126 }
127 }
128
s3c24xx_eint_set_handler(struct irq_data * d,unsigned int type)129 static void s3c24xx_eint_set_handler(struct irq_data *d, unsigned int type)
130 {
131 /* Edge- and level-triggered interrupts need different handlers */
132 if (type & IRQ_TYPE_EDGE_BOTH)
133 irq_set_handler_locked(d, handle_edge_irq);
134 else
135 irq_set_handler_locked(d, handle_level_irq);
136 }
137
s3c24xx_eint_set_function(struct samsung_pinctrl_drv_data * d,struct samsung_pin_bank * bank,int pin)138 static void s3c24xx_eint_set_function(struct samsung_pinctrl_drv_data *d,
139 struct samsung_pin_bank *bank, int pin)
140 {
141 const struct samsung_pin_bank_type *bank_type = bank->type;
142 unsigned long flags;
143 void __iomem *reg;
144 u8 shift;
145 u32 mask;
146 u32 val;
147
148 /* Make sure that pin is configured as interrupt */
149 reg = d->virt_base + bank->pctl_offset;
150 shift = pin * bank_type->fld_width[PINCFG_TYPE_FUNC];
151 mask = (1 << bank_type->fld_width[PINCFG_TYPE_FUNC]) - 1;
152
153 spin_lock_irqsave(&bank->slock, flags);
154
155 val = readl(reg);
156 val &= ~(mask << shift);
157 val |= bank->eint_func << shift;
158 writel(val, reg);
159
160 spin_unlock_irqrestore(&bank->slock, flags);
161 }
162
s3c24xx_eint_type(struct irq_data * data,unsigned int type)163 static int s3c24xx_eint_type(struct irq_data *data, unsigned int type)
164 {
165 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
166 struct samsung_pinctrl_drv_data *d = bank->drvdata;
167 int index = bank->eint_offset + data->hwirq;
168 void __iomem *reg;
169 int trigger;
170 u8 shift;
171 u32 val;
172
173 trigger = s3c24xx_eint_get_trigger(type);
174 if (trigger < 0) {
175 dev_err(d->dev, "unsupported external interrupt type\n");
176 return -EINVAL;
177 }
178
179 s3c24xx_eint_set_handler(data, type);
180
181 /* Set up interrupt trigger */
182 reg = d->virt_base + EINT_REG(index);
183 shift = EINT_OFFS(index);
184
185 val = readl(reg);
186 val &= ~(EINT_MASK << shift);
187 val |= trigger << shift;
188 writel(val, reg);
189
190 s3c24xx_eint_set_function(d, bank, data->hwirq);
191
192 return 0;
193 }
194
195 /* Handling of EINTs 0-3 on all except S3C2412 and S3C2413 */
196
s3c2410_eint0_3_ack(struct irq_data * data)197 static void s3c2410_eint0_3_ack(struct irq_data *data)
198 {
199 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
200 struct s3c24xx_eint_domain_data *ddata = bank->irq_domain->host_data;
201 struct s3c24xx_eint_data *eint_data = ddata->eint_data;
202 int parent_irq = eint_data->parents[data->hwirq];
203 struct irq_chip *parent_chip = irq_get_chip(parent_irq);
204
205 parent_chip->irq_ack(irq_get_irq_data(parent_irq));
206 }
207
s3c2410_eint0_3_mask(struct irq_data * data)208 static void s3c2410_eint0_3_mask(struct irq_data *data)
209 {
210 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
211 struct s3c24xx_eint_domain_data *ddata = bank->irq_domain->host_data;
212 struct s3c24xx_eint_data *eint_data = ddata->eint_data;
213 int parent_irq = eint_data->parents[data->hwirq];
214 struct irq_chip *parent_chip = irq_get_chip(parent_irq);
215
216 parent_chip->irq_mask(irq_get_irq_data(parent_irq));
217 }
218
s3c2410_eint0_3_unmask(struct irq_data * data)219 static void s3c2410_eint0_3_unmask(struct irq_data *data)
220 {
221 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
222 struct s3c24xx_eint_domain_data *ddata = bank->irq_domain->host_data;
223 struct s3c24xx_eint_data *eint_data = ddata->eint_data;
224 int parent_irq = eint_data->parents[data->hwirq];
225 struct irq_chip *parent_chip = irq_get_chip(parent_irq);
226
227 parent_chip->irq_unmask(irq_get_irq_data(parent_irq));
228 }
229
230 static struct irq_chip s3c2410_eint0_3_chip = {
231 .name = "s3c2410-eint0_3",
232 .irq_ack = s3c2410_eint0_3_ack,
233 .irq_mask = s3c2410_eint0_3_mask,
234 .irq_unmask = s3c2410_eint0_3_unmask,
235 .irq_set_type = s3c24xx_eint_type,
236 };
237
s3c2410_demux_eint0_3(struct irq_desc * desc)238 static void s3c2410_demux_eint0_3(struct irq_desc *desc)
239 {
240 struct irq_data *data = irq_desc_get_irq_data(desc);
241 struct s3c24xx_eint_data *eint_data = irq_desc_get_handler_data(desc);
242 unsigned int virq;
243
244 /* the first 4 eints have a simple 1 to 1 mapping */
245 virq = irq_linear_revmap(eint_data->domains[data->hwirq], data->hwirq);
246 /* Something must be really wrong if an unmapped EINT is unmasked */
247 BUG_ON(!virq);
248
249 generic_handle_irq(virq);
250 }
251
252 /* Handling of EINTs 0-3 on S3C2412 and S3C2413 */
253
s3c2412_eint0_3_ack(struct irq_data * data)254 static void s3c2412_eint0_3_ack(struct irq_data *data)
255 {
256 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
257 struct samsung_pinctrl_drv_data *d = bank->drvdata;
258
259 unsigned long bitval = 1UL << data->hwirq;
260 writel(bitval, d->virt_base + EINTPEND_REG);
261 }
262
s3c2412_eint0_3_mask(struct irq_data * data)263 static void s3c2412_eint0_3_mask(struct irq_data *data)
264 {
265 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
266 struct samsung_pinctrl_drv_data *d = bank->drvdata;
267 unsigned long mask;
268
269 mask = readl(d->virt_base + EINTMASK_REG);
270 mask |= (1UL << data->hwirq);
271 writel(mask, d->virt_base + EINTMASK_REG);
272 }
273
s3c2412_eint0_3_unmask(struct irq_data * data)274 static void s3c2412_eint0_3_unmask(struct irq_data *data)
275 {
276 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
277 struct samsung_pinctrl_drv_data *d = bank->drvdata;
278 unsigned long mask;
279
280 mask = readl(d->virt_base + EINTMASK_REG);
281 mask &= ~(1UL << data->hwirq);
282 writel(mask, d->virt_base + EINTMASK_REG);
283 }
284
285 static struct irq_chip s3c2412_eint0_3_chip = {
286 .name = "s3c2412-eint0_3",
287 .irq_ack = s3c2412_eint0_3_ack,
288 .irq_mask = s3c2412_eint0_3_mask,
289 .irq_unmask = s3c2412_eint0_3_unmask,
290 .irq_set_type = s3c24xx_eint_type,
291 };
292
s3c2412_demux_eint0_3(struct irq_desc * desc)293 static void s3c2412_demux_eint0_3(struct irq_desc *desc)
294 {
295 struct s3c24xx_eint_data *eint_data = irq_desc_get_handler_data(desc);
296 struct irq_data *data = irq_desc_get_irq_data(desc);
297 struct irq_chip *chip = irq_data_get_irq_chip(data);
298 unsigned int virq;
299
300 chained_irq_enter(chip, desc);
301
302 /* the first 4 eints have a simple 1 to 1 mapping */
303 virq = irq_linear_revmap(eint_data->domains[data->hwirq], data->hwirq);
304 /* Something must be really wrong if an unmapped EINT is unmasked */
305 BUG_ON(!virq);
306
307 generic_handle_irq(virq);
308
309 chained_irq_exit(chip, desc);
310 }
311
312 /* Handling of all other eints */
313
s3c24xx_eint_ack(struct irq_data * data)314 static void s3c24xx_eint_ack(struct irq_data *data)
315 {
316 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
317 struct samsung_pinctrl_drv_data *d = bank->drvdata;
318 unsigned char index = bank->eint_offset + data->hwirq;
319
320 writel(1UL << index, d->virt_base + EINTPEND_REG);
321 }
322
s3c24xx_eint_mask(struct irq_data * data)323 static void s3c24xx_eint_mask(struct irq_data *data)
324 {
325 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
326 struct samsung_pinctrl_drv_data *d = bank->drvdata;
327 unsigned char index = bank->eint_offset + data->hwirq;
328 unsigned long mask;
329
330 mask = readl(d->virt_base + EINTMASK_REG);
331 mask |= (1UL << index);
332 writel(mask, d->virt_base + EINTMASK_REG);
333 }
334
s3c24xx_eint_unmask(struct irq_data * data)335 static void s3c24xx_eint_unmask(struct irq_data *data)
336 {
337 struct samsung_pin_bank *bank = irq_data_get_irq_chip_data(data);
338 struct samsung_pinctrl_drv_data *d = bank->drvdata;
339 unsigned char index = bank->eint_offset + data->hwirq;
340 unsigned long mask;
341
342 mask = readl(d->virt_base + EINTMASK_REG);
343 mask &= ~(1UL << index);
344 writel(mask, d->virt_base + EINTMASK_REG);
345 }
346
347 static struct irq_chip s3c24xx_eint_chip = {
348 .name = "s3c-eint",
349 .irq_ack = s3c24xx_eint_ack,
350 .irq_mask = s3c24xx_eint_mask,
351 .irq_unmask = s3c24xx_eint_unmask,
352 .irq_set_type = s3c24xx_eint_type,
353 };
354
s3c24xx_demux_eint(struct irq_desc * desc,u32 offset,u32 range)355 static inline void s3c24xx_demux_eint(struct irq_desc *desc,
356 u32 offset, u32 range)
357 {
358 struct s3c24xx_eint_data *data = irq_desc_get_handler_data(desc);
359 struct irq_chip *chip = irq_desc_get_chip(desc);
360 struct samsung_pinctrl_drv_data *d = data->drvdata;
361 unsigned int pend, mask;
362
363 chained_irq_enter(chip, desc);
364
365 pend = readl(d->virt_base + EINTPEND_REG);
366 mask = readl(d->virt_base + EINTMASK_REG);
367
368 pend &= ~mask;
369 pend &= range;
370
371 while (pend) {
372 unsigned int virq, irq;
373
374 irq = __ffs(pend);
375 pend &= ~(1 << irq);
376 virq = irq_linear_revmap(data->domains[irq], irq - offset);
377 /* Something is really wrong if an unmapped EINT is unmasked */
378 BUG_ON(!virq);
379
380 generic_handle_irq(virq);
381 }
382
383 chained_irq_exit(chip, desc);
384 }
385
s3c24xx_demux_eint4_7(struct irq_desc * desc)386 static void s3c24xx_demux_eint4_7(struct irq_desc *desc)
387 {
388 s3c24xx_demux_eint(desc, 0, 0xf0);
389 }
390
s3c24xx_demux_eint8_23(struct irq_desc * desc)391 static void s3c24xx_demux_eint8_23(struct irq_desc *desc)
392 {
393 s3c24xx_demux_eint(desc, 8, 0xffff00);
394 }
395
396 static irq_flow_handler_t s3c2410_eint_handlers[NUM_EINT_IRQ] = {
397 s3c2410_demux_eint0_3,
398 s3c2410_demux_eint0_3,
399 s3c2410_demux_eint0_3,
400 s3c2410_demux_eint0_3,
401 s3c24xx_demux_eint4_7,
402 s3c24xx_demux_eint8_23,
403 };
404
405 static irq_flow_handler_t s3c2412_eint_handlers[NUM_EINT_IRQ] = {
406 s3c2412_demux_eint0_3,
407 s3c2412_demux_eint0_3,
408 s3c2412_demux_eint0_3,
409 s3c2412_demux_eint0_3,
410 s3c24xx_demux_eint4_7,
411 s3c24xx_demux_eint8_23,
412 };
413
s3c24xx_gpf_irq_map(struct irq_domain * h,unsigned int virq,irq_hw_number_t hw)414 static int s3c24xx_gpf_irq_map(struct irq_domain *h, unsigned int virq,
415 irq_hw_number_t hw)
416 {
417 struct s3c24xx_eint_domain_data *ddata = h->host_data;
418 struct samsung_pin_bank *bank = ddata->bank;
419
420 if (!(bank->eint_mask & (1 << (bank->eint_offset + hw))))
421 return -EINVAL;
422
423 if (hw <= 3) {
424 if (ddata->eint0_3_parent_only)
425 irq_set_chip_and_handler(virq, &s3c2410_eint0_3_chip,
426 handle_edge_irq);
427 else
428 irq_set_chip_and_handler(virq, &s3c2412_eint0_3_chip,
429 handle_edge_irq);
430 } else {
431 irq_set_chip_and_handler(virq, &s3c24xx_eint_chip,
432 handle_edge_irq);
433 }
434 irq_set_chip_data(virq, bank);
435 return 0;
436 }
437
438 static const struct irq_domain_ops s3c24xx_gpf_irq_ops = {
439 .map = s3c24xx_gpf_irq_map,
440 .xlate = irq_domain_xlate_twocell,
441 };
442
s3c24xx_gpg_irq_map(struct irq_domain * h,unsigned int virq,irq_hw_number_t hw)443 static int s3c24xx_gpg_irq_map(struct irq_domain *h, unsigned int virq,
444 irq_hw_number_t hw)
445 {
446 struct s3c24xx_eint_domain_data *ddata = h->host_data;
447 struct samsung_pin_bank *bank = ddata->bank;
448
449 if (!(bank->eint_mask & (1 << (bank->eint_offset + hw))))
450 return -EINVAL;
451
452 irq_set_chip_and_handler(virq, &s3c24xx_eint_chip, handle_edge_irq);
453 irq_set_chip_data(virq, bank);
454 return 0;
455 }
456
457 static const struct irq_domain_ops s3c24xx_gpg_irq_ops = {
458 .map = s3c24xx_gpg_irq_map,
459 .xlate = irq_domain_xlate_twocell,
460 };
461
462 static const struct of_device_id s3c24xx_eint_irq_ids[] = {
463 { .compatible = "samsung,s3c2410-wakeup-eint", .data = (void *)1 },
464 { .compatible = "samsung,s3c2412-wakeup-eint", .data = (void *)0 },
465 { }
466 };
467
s3c24xx_eint_init(struct samsung_pinctrl_drv_data * d)468 static int s3c24xx_eint_init(struct samsung_pinctrl_drv_data *d)
469 {
470 struct device *dev = d->dev;
471 const struct of_device_id *match;
472 struct device_node *eint_np = NULL;
473 struct device_node *np;
474 struct samsung_pin_bank *bank;
475 struct s3c24xx_eint_data *eint_data;
476 const struct irq_domain_ops *ops;
477 unsigned int i;
478 bool eint0_3_parent_only;
479 irq_flow_handler_t *handlers;
480
481 for_each_child_of_node(dev->of_node, np) {
482 match = of_match_node(s3c24xx_eint_irq_ids, np);
483 if (match) {
484 eint_np = np;
485 eint0_3_parent_only = (bool)match->data;
486 break;
487 }
488 }
489 if (!eint_np)
490 return -ENODEV;
491
492 eint_data = devm_kzalloc(dev, sizeof(*eint_data), GFP_KERNEL);
493 if (!eint_data) {
494 of_node_put(eint_np);
495 return -ENOMEM;
496 }
497
498 eint_data->drvdata = d;
499
500 handlers = eint0_3_parent_only ? s3c2410_eint_handlers
501 : s3c2412_eint_handlers;
502 for (i = 0; i < NUM_EINT_IRQ; ++i) {
503 unsigned int irq;
504
505 irq = irq_of_parse_and_map(eint_np, i);
506 if (!irq) {
507 dev_err(dev, "failed to get wakeup EINT IRQ %d\n", i);
508 of_node_put(eint_np);
509 return -ENXIO;
510 }
511
512 eint_data->parents[i] = irq;
513 irq_set_chained_handler_and_data(irq, handlers[i], eint_data);
514 }
515 of_node_put(eint_np);
516
517 bank = d->pin_banks;
518 for (i = 0; i < d->nr_banks; ++i, ++bank) {
519 struct s3c24xx_eint_domain_data *ddata;
520 unsigned int mask;
521 unsigned int irq;
522 unsigned int pin;
523
524 if (bank->eint_type != EINT_TYPE_WKUP)
525 continue;
526
527 ddata = devm_kzalloc(dev, sizeof(*ddata), GFP_KERNEL);
528 if (!ddata)
529 return -ENOMEM;
530
531 ddata->bank = bank;
532 ddata->eint_data = eint_data;
533 ddata->eint0_3_parent_only = eint0_3_parent_only;
534
535 ops = (bank->eint_offset == 0) ? &s3c24xx_gpf_irq_ops
536 : &s3c24xx_gpg_irq_ops;
537
538 bank->irq_domain = irq_domain_add_linear(bank->of_node,
539 bank->nr_pins, ops, ddata);
540 if (!bank->irq_domain) {
541 dev_err(dev, "wkup irq domain add failed\n");
542 return -ENXIO;
543 }
544
545 irq = bank->eint_offset;
546 mask = bank->eint_mask;
547 for (pin = 0; mask; ++pin, mask >>= 1) {
548 if (irq >= NUM_EINT)
549 break;
550 if (!(mask & 1))
551 continue;
552 eint_data->domains[irq] = bank->irq_domain;
553 ++irq;
554 }
555 }
556
557 return 0;
558 }
559
560 static const struct samsung_pin_bank_data s3c2412_pin_banks[] __initconst = {
561 PIN_BANK_A(23, 0x000, "gpa"),
562 PIN_BANK_2BIT(11, 0x010, "gpb"),
563 PIN_BANK_2BIT(16, 0x020, "gpc"),
564 PIN_BANK_2BIT(16, 0x030, "gpd"),
565 PIN_BANK_2BIT(16, 0x040, "gpe"),
566 PIN_BANK_2BIT_EINTW(8, 0x050, "gpf", 0, 0xff),
567 PIN_BANK_2BIT_EINTW(16, 0x060, "gpg", 8, 0xffff00),
568 PIN_BANK_2BIT(11, 0x070, "gph"),
569 PIN_BANK_2BIT(13, 0x080, "gpj"),
570 };
571
572 static const struct samsung_pin_ctrl s3c2412_pin_ctrl[] __initconst = {
573 {
574 .pin_banks = s3c2412_pin_banks,
575 .nr_banks = ARRAY_SIZE(s3c2412_pin_banks),
576 .eint_wkup_init = s3c24xx_eint_init,
577 },
578 };
579
580 const struct samsung_pinctrl_of_match_data s3c2412_of_data __initconst = {
581 .ctrl = s3c2412_pin_ctrl,
582 .num_ctrl = ARRAY_SIZE(s3c2412_pin_ctrl),
583 };
584
585 static const struct samsung_pin_bank_data s3c2416_pin_banks[] __initconst = {
586 PIN_BANK_A(27, 0x000, "gpa"),
587 PIN_BANK_2BIT(11, 0x010, "gpb"),
588 PIN_BANK_2BIT(16, 0x020, "gpc"),
589 PIN_BANK_2BIT(16, 0x030, "gpd"),
590 PIN_BANK_2BIT(16, 0x040, "gpe"),
591 PIN_BANK_2BIT_EINTW(8, 0x050, "gpf", 0, 0xff),
592 PIN_BANK_2BIT_EINTW(8, 0x060, "gpg", 8, 0xff00),
593 PIN_BANK_2BIT(15, 0x070, "gph"),
594 PIN_BANK_2BIT(16, 0x0e0, "gpk"),
595 PIN_BANK_2BIT(14, 0x0f0, "gpl"),
596 PIN_BANK_2BIT(2, 0x100, "gpm"),
597 };
598
599 static const struct samsung_pin_ctrl s3c2416_pin_ctrl[] __initconst = {
600 {
601 .pin_banks = s3c2416_pin_banks,
602 .nr_banks = ARRAY_SIZE(s3c2416_pin_banks),
603 .eint_wkup_init = s3c24xx_eint_init,
604 },
605 };
606
607 const struct samsung_pinctrl_of_match_data s3c2416_of_data __initconst = {
608 .ctrl = s3c2416_pin_ctrl,
609 .num_ctrl = ARRAY_SIZE(s3c2416_pin_ctrl),
610 };
611
612 static const struct samsung_pin_bank_data s3c2440_pin_banks[] __initconst = {
613 PIN_BANK_A(25, 0x000, "gpa"),
614 PIN_BANK_2BIT(11, 0x010, "gpb"),
615 PIN_BANK_2BIT(16, 0x020, "gpc"),
616 PIN_BANK_2BIT(16, 0x030, "gpd"),
617 PIN_BANK_2BIT(16, 0x040, "gpe"),
618 PIN_BANK_2BIT_EINTW(8, 0x050, "gpf", 0, 0xff),
619 PIN_BANK_2BIT_EINTW(16, 0x060, "gpg", 8, 0xffff00),
620 PIN_BANK_2BIT(11, 0x070, "gph"),
621 PIN_BANK_2BIT(13, 0x0d0, "gpj"),
622 };
623
624 static const struct samsung_pin_ctrl s3c2440_pin_ctrl[] __initconst = {
625 {
626 .pin_banks = s3c2440_pin_banks,
627 .nr_banks = ARRAY_SIZE(s3c2440_pin_banks),
628 .eint_wkup_init = s3c24xx_eint_init,
629 },
630 };
631
632 const struct samsung_pinctrl_of_match_data s3c2440_of_data __initconst = {
633 .ctrl = s3c2440_pin_ctrl,
634 .num_ctrl = ARRAY_SIZE(s3c2440_pin_ctrl),
635 };
636
637 static const struct samsung_pin_bank_data s3c2450_pin_banks[] __initconst = {
638 PIN_BANK_A(28, 0x000, "gpa"),
639 PIN_BANK_2BIT(11, 0x010, "gpb"),
640 PIN_BANK_2BIT(16, 0x020, "gpc"),
641 PIN_BANK_2BIT(16, 0x030, "gpd"),
642 PIN_BANK_2BIT(16, 0x040, "gpe"),
643 PIN_BANK_2BIT_EINTW(8, 0x050, "gpf", 0, 0xff),
644 PIN_BANK_2BIT_EINTW(16, 0x060, "gpg", 8, 0xffff00),
645 PIN_BANK_2BIT(15, 0x070, "gph"),
646 PIN_BANK_2BIT(16, 0x0d0, "gpj"),
647 PIN_BANK_2BIT(16, 0x0e0, "gpk"),
648 PIN_BANK_2BIT(15, 0x0f0, "gpl"),
649 PIN_BANK_2BIT(2, 0x100, "gpm"),
650 };
651
652 static const struct samsung_pin_ctrl s3c2450_pin_ctrl[] __initconst = {
653 {
654 .pin_banks = s3c2450_pin_banks,
655 .nr_banks = ARRAY_SIZE(s3c2450_pin_banks),
656 .eint_wkup_init = s3c24xx_eint_init,
657 },
658 };
659
660 const struct samsung_pinctrl_of_match_data s3c2450_of_data __initconst = {
661 .ctrl = s3c2450_pin_ctrl,
662 .num_ctrl = ARRAY_SIZE(s3c2450_pin_ctrl),
663 };
664