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10#include <linux/gpio/driver.h>
11#include <linux/interrupt.h>
12#include <linux/io.h>
13#include <linux/of_device.h>
14#include <linux/of_irq.h>
15#include <linux/of_platform.h>
16#include <linux/pinctrl/pinctrl.h>
17#include <linux/pinctrl/pinmux.h>
18#include <linux/pinctrl/pinconf.h>
19#include <linux/pinctrl/pinconf-generic.h>
20#include <linux/platform_device.h>
21#include <linux/regmap.h>
22#include <linux/reset.h>
23#include <linux/slab.h>
24
25#include "core.h"
26#include "pinconf.h"
27#include "pinmux.h"
28
29#define ocelot_clrsetbits(addr, clear, set) \
30 writel((readl(addr) & ~(clear)) | (set), (addr))
31
32enum {
33 PINCONF_BIAS,
34 PINCONF_SCHMITT,
35 PINCONF_DRIVE_STRENGTH,
36};
37
38
39#define OCELOT_GPIO_OUT_SET 0x0
40#define OCELOT_GPIO_OUT_CLR 0x4
41#define OCELOT_GPIO_OUT 0x8
42#define OCELOT_GPIO_IN 0xc
43#define OCELOT_GPIO_OE 0x10
44#define OCELOT_GPIO_INTR 0x14
45#define OCELOT_GPIO_INTR_ENA 0x18
46#define OCELOT_GPIO_INTR_IDENT 0x1c
47#define OCELOT_GPIO_ALT0 0x20
48#define OCELOT_GPIO_ALT1 0x24
49#define OCELOT_GPIO_SD_MAP 0x28
50
51#define OCELOT_FUNC_PER_PIN 4
52
53enum {
54 FUNC_CAN0_a,
55 FUNC_CAN0_b,
56 FUNC_CAN1,
57 FUNC_CLKMON,
58 FUNC_NONE,
59 FUNC_FC0_a,
60 FUNC_FC0_b,
61 FUNC_FC0_c,
62 FUNC_FC1_a,
63 FUNC_FC1_b,
64 FUNC_FC1_c,
65 FUNC_FC2_a,
66 FUNC_FC2_b,
67 FUNC_FC3_a,
68 FUNC_FC3_b,
69 FUNC_FC3_c,
70 FUNC_FC4_a,
71 FUNC_FC4_b,
72 FUNC_FC4_c,
73 FUNC_FC_SHRD0,
74 FUNC_FC_SHRD1,
75 FUNC_FC_SHRD2,
76 FUNC_FC_SHRD3,
77 FUNC_FC_SHRD4,
78 FUNC_FC_SHRD5,
79 FUNC_FC_SHRD6,
80 FUNC_FC_SHRD7,
81 FUNC_FC_SHRD8,
82 FUNC_FC_SHRD9,
83 FUNC_FC_SHRD10,
84 FUNC_FC_SHRD11,
85 FUNC_FC_SHRD12,
86 FUNC_FC_SHRD13,
87 FUNC_FC_SHRD14,
88 FUNC_FC_SHRD15,
89 FUNC_FC_SHRD16,
90 FUNC_FC_SHRD17,
91 FUNC_FC_SHRD18,
92 FUNC_FC_SHRD19,
93 FUNC_FC_SHRD20,
94 FUNC_GPIO,
95 FUNC_IB_TRG_a,
96 FUNC_IB_TRG_b,
97 FUNC_IB_TRG_c,
98 FUNC_IRQ0,
99 FUNC_IRQ_IN_a,
100 FUNC_IRQ_IN_b,
101 FUNC_IRQ_IN_c,
102 FUNC_IRQ0_IN,
103 FUNC_IRQ_OUT_a,
104 FUNC_IRQ_OUT_b,
105 FUNC_IRQ_OUT_c,
106 FUNC_IRQ0_OUT,
107 FUNC_IRQ1,
108 FUNC_IRQ1_IN,
109 FUNC_IRQ1_OUT,
110 FUNC_EXT_IRQ,
111 FUNC_MIIM,
112 FUNC_MIIM_a,
113 FUNC_MIIM_b,
114 FUNC_MIIM_c,
115 FUNC_MIIM_Sa,
116 FUNC_MIIM_Sb,
117 FUNC_OB_TRG,
118 FUNC_OB_TRG_a,
119 FUNC_OB_TRG_b,
120 FUNC_PHY_LED,
121 FUNC_PCI_WAKE,
122 FUNC_MD,
123 FUNC_PTP0,
124 FUNC_PTP1,
125 FUNC_PTP2,
126 FUNC_PTP3,
127 FUNC_PTPSYNC_0,
128 FUNC_PTPSYNC_1,
129 FUNC_PTPSYNC_2,
130 FUNC_PTPSYNC_3,
131 FUNC_PTPSYNC_4,
132 FUNC_PTPSYNC_5,
133 FUNC_PTPSYNC_6,
134 FUNC_PTPSYNC_7,
135 FUNC_PWM,
136 FUNC_PWM_a,
137 FUNC_PWM_b,
138 FUNC_QSPI1,
139 FUNC_QSPI2,
140 FUNC_R,
141 FUNC_RECO_a,
142 FUNC_RECO_b,
143 FUNC_RECO_CLK,
144 FUNC_SD,
145 FUNC_SFP,
146 FUNC_SFP_SD,
147 FUNC_SG0,
148 FUNC_SG1,
149 FUNC_SG2,
150 FUNC_SGPIO_a,
151 FUNC_SGPIO_b,
152 FUNC_SI,
153 FUNC_SI2,
154 FUNC_TACHO,
155 FUNC_TACHO_a,
156 FUNC_TACHO_b,
157 FUNC_TWI,
158 FUNC_TWI2,
159 FUNC_TWI3,
160 FUNC_TWI_SCL_M,
161 FUNC_TWI_SLC_GATE,
162 FUNC_TWI_SLC_GATE_AD,
163 FUNC_UART,
164 FUNC_UART2,
165 FUNC_UART3,
166 FUNC_USB_H_a,
167 FUNC_USB_H_b,
168 FUNC_USB_H_c,
169 FUNC_USB_S_a,
170 FUNC_USB_S_b,
171 FUNC_USB_S_c,
172 FUNC_PLL_STAT,
173 FUNC_EMMC,
174 FUNC_EMMC_SD,
175 FUNC_REF_CLK,
176 FUNC_RCVRD_CLK,
177 FUNC_MAX
178};
179
180static const char *const ocelot_function_names[] = {
181 [FUNC_CAN0_a] = "can0_a",
182 [FUNC_CAN0_b] = "can0_b",
183 [FUNC_CAN1] = "can1",
184 [FUNC_CLKMON] = "clkmon",
185 [FUNC_NONE] = "none",
186 [FUNC_FC0_a] = "fc0_a",
187 [FUNC_FC0_b] = "fc0_b",
188 [FUNC_FC0_c] = "fc0_c",
189 [FUNC_FC1_a] = "fc1_a",
190 [FUNC_FC1_b] = "fc1_b",
191 [FUNC_FC1_c] = "fc1_c",
192 [FUNC_FC2_a] = "fc2_a",
193 [FUNC_FC2_b] = "fc2_b",
194 [FUNC_FC3_a] = "fc3_a",
195 [FUNC_FC3_b] = "fc3_b",
196 [FUNC_FC3_c] = "fc3_c",
197 [FUNC_FC4_a] = "fc4_a",
198 [FUNC_FC4_b] = "fc4_b",
199 [FUNC_FC4_c] = "fc4_c",
200 [FUNC_FC_SHRD0] = "fc_shrd0",
201 [FUNC_FC_SHRD1] = "fc_shrd1",
202 [FUNC_FC_SHRD2] = "fc_shrd2",
203 [FUNC_FC_SHRD3] = "fc_shrd3",
204 [FUNC_FC_SHRD4] = "fc_shrd4",
205 [FUNC_FC_SHRD5] = "fc_shrd5",
206 [FUNC_FC_SHRD6] = "fc_shrd6",
207 [FUNC_FC_SHRD7] = "fc_shrd7",
208 [FUNC_FC_SHRD8] = "fc_shrd8",
209 [FUNC_FC_SHRD9] = "fc_shrd9",
210 [FUNC_FC_SHRD10] = "fc_shrd10",
211 [FUNC_FC_SHRD11] = "fc_shrd11",
212 [FUNC_FC_SHRD12] = "fc_shrd12",
213 [FUNC_FC_SHRD13] = "fc_shrd13",
214 [FUNC_FC_SHRD14] = "fc_shrd14",
215 [FUNC_FC_SHRD15] = "fc_shrd15",
216 [FUNC_FC_SHRD16] = "fc_shrd16",
217 [FUNC_FC_SHRD17] = "fc_shrd17",
218 [FUNC_FC_SHRD18] = "fc_shrd18",
219 [FUNC_FC_SHRD19] = "fc_shrd19",
220 [FUNC_FC_SHRD20] = "fc_shrd20",
221 [FUNC_GPIO] = "gpio",
222 [FUNC_IB_TRG_a] = "ib_trig_a",
223 [FUNC_IB_TRG_b] = "ib_trig_b",
224 [FUNC_IB_TRG_c] = "ib_trig_c",
225 [FUNC_IRQ0] = "irq0",
226 [FUNC_IRQ_IN_a] = "irq_in_a",
227 [FUNC_IRQ_IN_b] = "irq_in_b",
228 [FUNC_IRQ_IN_c] = "irq_in_c",
229 [FUNC_IRQ0_IN] = "irq0_in",
230 [FUNC_IRQ_OUT_a] = "irq_out_a",
231 [FUNC_IRQ_OUT_b] = "irq_out_b",
232 [FUNC_IRQ_OUT_c] = "irq_out_c",
233 [FUNC_IRQ0_OUT] = "irq0_out",
234 [FUNC_IRQ1] = "irq1",
235 [FUNC_IRQ1_IN] = "irq1_in",
236 [FUNC_IRQ1_OUT] = "irq1_out",
237 [FUNC_EXT_IRQ] = "ext_irq",
238 [FUNC_MIIM] = "miim",
239 [FUNC_MIIM_a] = "miim_a",
240 [FUNC_MIIM_b] = "miim_b",
241 [FUNC_MIIM_c] = "miim_c",
242 [FUNC_MIIM_Sa] = "miim_slave_a",
243 [FUNC_MIIM_Sb] = "miim_slave_b",
244 [FUNC_PHY_LED] = "phy_led",
245 [FUNC_PCI_WAKE] = "pci_wake",
246 [FUNC_MD] = "md",
247 [FUNC_OB_TRG] = "ob_trig",
248 [FUNC_OB_TRG_a] = "ob_trig_a",
249 [FUNC_OB_TRG_b] = "ob_trig_b",
250 [FUNC_PTP0] = "ptp0",
251 [FUNC_PTP1] = "ptp1",
252 [FUNC_PTP2] = "ptp2",
253 [FUNC_PTP3] = "ptp3",
254 [FUNC_PTPSYNC_0] = "ptpsync_0",
255 [FUNC_PTPSYNC_1] = "ptpsync_1",
256 [FUNC_PTPSYNC_2] = "ptpsync_2",
257 [FUNC_PTPSYNC_3] = "ptpsync_3",
258 [FUNC_PTPSYNC_4] = "ptpsync_4",
259 [FUNC_PTPSYNC_5] = "ptpsync_5",
260 [FUNC_PTPSYNC_6] = "ptpsync_6",
261 [FUNC_PTPSYNC_7] = "ptpsync_7",
262 [FUNC_PWM] = "pwm",
263 [FUNC_PWM_a] = "pwm_a",
264 [FUNC_PWM_b] = "pwm_b",
265 [FUNC_QSPI1] = "qspi1",
266 [FUNC_QSPI2] = "qspi2",
267 [FUNC_R] = "reserved",
268 [FUNC_RECO_a] = "reco_a",
269 [FUNC_RECO_b] = "reco_b",
270 [FUNC_RECO_CLK] = "reco_clk",
271 [FUNC_SD] = "sd",
272 [FUNC_SFP] = "sfp",
273 [FUNC_SFP_SD] = "sfp_sd",
274 [FUNC_SG0] = "sg0",
275 [FUNC_SG1] = "sg1",
276 [FUNC_SG2] = "sg2",
277 [FUNC_SGPIO_a] = "sgpio_a",
278 [FUNC_SGPIO_b] = "sgpio_b",
279 [FUNC_SI] = "si",
280 [FUNC_SI2] = "si2",
281 [FUNC_TACHO] = "tacho",
282 [FUNC_TACHO_a] = "tacho_a",
283 [FUNC_TACHO_b] = "tacho_b",
284 [FUNC_TWI] = "twi",
285 [FUNC_TWI2] = "twi2",
286 [FUNC_TWI3] = "twi3",
287 [FUNC_TWI_SCL_M] = "twi_scl_m",
288 [FUNC_TWI_SLC_GATE] = "twi_slc_gate",
289 [FUNC_TWI_SLC_GATE_AD] = "twi_slc_gate_ad",
290 [FUNC_USB_H_a] = "usb_host_a",
291 [FUNC_USB_H_b] = "usb_host_b",
292 [FUNC_USB_H_c] = "usb_host_c",
293 [FUNC_USB_S_a] = "usb_slave_a",
294 [FUNC_USB_S_b] = "usb_slave_b",
295 [FUNC_USB_S_c] = "usb_slave_c",
296 [FUNC_UART] = "uart",
297 [FUNC_UART2] = "uart2",
298 [FUNC_UART3] = "uart3",
299 [FUNC_PLL_STAT] = "pll_stat",
300 [FUNC_EMMC] = "emmc",
301 [FUNC_EMMC_SD] = "emmc_sd",
302 [FUNC_REF_CLK] = "ref_clk",
303 [FUNC_RCVRD_CLK] = "rcvrd_clk",
304};
305
306struct ocelot_pmx_func {
307 const char **groups;
308 unsigned int ngroups;
309};
310
311struct ocelot_pin_caps {
312 unsigned int pin;
313 unsigned char functions[OCELOT_FUNC_PER_PIN];
314 unsigned char a_functions[OCELOT_FUNC_PER_PIN];
315};
316
317struct ocelot_pincfg_data {
318 u8 pd_bit;
319 u8 pu_bit;
320 u8 drive_bits;
321 u8 schmitt_bit;
322};
323
324struct ocelot_pinctrl {
325 struct device *dev;
326 struct pinctrl_dev *pctl;
327 struct gpio_chip gpio_chip;
328 struct regmap *map;
329 struct regmap *pincfg;
330 struct pinctrl_desc *desc;
331 const struct ocelot_pincfg_data *pincfg_data;
332 struct ocelot_pmx_func func[FUNC_MAX];
333 u8 stride;
334};
335
336struct ocelot_match_data {
337 struct pinctrl_desc desc;
338 struct ocelot_pincfg_data pincfg_data;
339};
340
341#define LUTON_P(p, f0, f1) \
342static struct ocelot_pin_caps luton_pin_##p = { \
343 .pin = p, \
344 .functions = { \
345 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_NONE, \
346 }, \
347}
348
349LUTON_P(0, SG0, NONE);
350LUTON_P(1, SG0, NONE);
351LUTON_P(2, SG0, NONE);
352LUTON_P(3, SG0, NONE);
353LUTON_P(4, TACHO, NONE);
354LUTON_P(5, TWI, PHY_LED);
355LUTON_P(6, TWI, PHY_LED);
356LUTON_P(7, NONE, PHY_LED);
357LUTON_P(8, EXT_IRQ, PHY_LED);
358LUTON_P(9, EXT_IRQ, PHY_LED);
359LUTON_P(10, SFP, PHY_LED);
360LUTON_P(11, SFP, PHY_LED);
361LUTON_P(12, SFP, PHY_LED);
362LUTON_P(13, SFP, PHY_LED);
363LUTON_P(14, SI, PHY_LED);
364LUTON_P(15, SI, PHY_LED);
365LUTON_P(16, SI, PHY_LED);
366LUTON_P(17, SFP, PHY_LED);
367LUTON_P(18, SFP, PHY_LED);
368LUTON_P(19, SFP, PHY_LED);
369LUTON_P(20, SFP, PHY_LED);
370LUTON_P(21, SFP, PHY_LED);
371LUTON_P(22, SFP, PHY_LED);
372LUTON_P(23, SFP, PHY_LED);
373LUTON_P(24, SFP, PHY_LED);
374LUTON_P(25, SFP, PHY_LED);
375LUTON_P(26, SFP, PHY_LED);
376LUTON_P(27, SFP, PHY_LED);
377LUTON_P(28, SFP, PHY_LED);
378LUTON_P(29, PWM, NONE);
379LUTON_P(30, UART, NONE);
380LUTON_P(31, UART, NONE);
381
382#define LUTON_PIN(n) { \
383 .number = n, \
384 .name = "GPIO_"#n, \
385 .drv_data = &luton_pin_##n \
386}
387
388static const struct pinctrl_pin_desc luton_pins[] = {
389 LUTON_PIN(0),
390 LUTON_PIN(1),
391 LUTON_PIN(2),
392 LUTON_PIN(3),
393 LUTON_PIN(4),
394 LUTON_PIN(5),
395 LUTON_PIN(6),
396 LUTON_PIN(7),
397 LUTON_PIN(8),
398 LUTON_PIN(9),
399 LUTON_PIN(10),
400 LUTON_PIN(11),
401 LUTON_PIN(12),
402 LUTON_PIN(13),
403 LUTON_PIN(14),
404 LUTON_PIN(15),
405 LUTON_PIN(16),
406 LUTON_PIN(17),
407 LUTON_PIN(18),
408 LUTON_PIN(19),
409 LUTON_PIN(20),
410 LUTON_PIN(21),
411 LUTON_PIN(22),
412 LUTON_PIN(23),
413 LUTON_PIN(24),
414 LUTON_PIN(25),
415 LUTON_PIN(26),
416 LUTON_PIN(27),
417 LUTON_PIN(28),
418 LUTON_PIN(29),
419 LUTON_PIN(30),
420 LUTON_PIN(31),
421};
422
423#define SERVAL_P(p, f0, f1, f2) \
424static struct ocelot_pin_caps serval_pin_##p = { \
425 .pin = p, \
426 .functions = { \
427 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2, \
428 }, \
429}
430
431SERVAL_P(0, SG0, NONE, NONE);
432SERVAL_P(1, SG0, NONE, NONE);
433SERVAL_P(2, SG0, NONE, NONE);
434SERVAL_P(3, SG0, NONE, NONE);
435SERVAL_P(4, TACHO, NONE, NONE);
436SERVAL_P(5, PWM, NONE, NONE);
437SERVAL_P(6, TWI, NONE, NONE);
438SERVAL_P(7, TWI, NONE, NONE);
439SERVAL_P(8, SI, NONE, NONE);
440SERVAL_P(9, SI, MD, NONE);
441SERVAL_P(10, SI, MD, NONE);
442SERVAL_P(11, SFP, MD, TWI_SCL_M);
443SERVAL_P(12, SFP, MD, TWI_SCL_M);
444SERVAL_P(13, SFP, UART2, TWI_SCL_M);
445SERVAL_P(14, SFP, UART2, TWI_SCL_M);
446SERVAL_P(15, SFP, PTP0, TWI_SCL_M);
447SERVAL_P(16, SFP, PTP0, TWI_SCL_M);
448SERVAL_P(17, SFP, PCI_WAKE, TWI_SCL_M);
449SERVAL_P(18, SFP, NONE, TWI_SCL_M);
450SERVAL_P(19, SFP, NONE, TWI_SCL_M);
451SERVAL_P(20, SFP, NONE, TWI_SCL_M);
452SERVAL_P(21, SFP, NONE, TWI_SCL_M);
453SERVAL_P(22, NONE, NONE, NONE);
454SERVAL_P(23, NONE, NONE, NONE);
455SERVAL_P(24, NONE, NONE, NONE);
456SERVAL_P(25, NONE, NONE, NONE);
457SERVAL_P(26, UART, NONE, NONE);
458SERVAL_P(27, UART, NONE, NONE);
459SERVAL_P(28, IRQ0, NONE, NONE);
460SERVAL_P(29, IRQ1, NONE, NONE);
461SERVAL_P(30, PTP0, NONE, NONE);
462SERVAL_P(31, PTP0, NONE, NONE);
463
464#define SERVAL_PIN(n) { \
465 .number = n, \
466 .name = "GPIO_"#n, \
467 .drv_data = &serval_pin_##n \
468}
469
470static const struct pinctrl_pin_desc serval_pins[] = {
471 SERVAL_PIN(0),
472 SERVAL_PIN(1),
473 SERVAL_PIN(2),
474 SERVAL_PIN(3),
475 SERVAL_PIN(4),
476 SERVAL_PIN(5),
477 SERVAL_PIN(6),
478 SERVAL_PIN(7),
479 SERVAL_PIN(8),
480 SERVAL_PIN(9),
481 SERVAL_PIN(10),
482 SERVAL_PIN(11),
483 SERVAL_PIN(12),
484 SERVAL_PIN(13),
485 SERVAL_PIN(14),
486 SERVAL_PIN(15),
487 SERVAL_PIN(16),
488 SERVAL_PIN(17),
489 SERVAL_PIN(18),
490 SERVAL_PIN(19),
491 SERVAL_PIN(20),
492 SERVAL_PIN(21),
493 SERVAL_PIN(22),
494 SERVAL_PIN(23),
495 SERVAL_PIN(24),
496 SERVAL_PIN(25),
497 SERVAL_PIN(26),
498 SERVAL_PIN(27),
499 SERVAL_PIN(28),
500 SERVAL_PIN(29),
501 SERVAL_PIN(30),
502 SERVAL_PIN(31),
503};
504
505#define OCELOT_P(p, f0, f1, f2) \
506static struct ocelot_pin_caps ocelot_pin_##p = { \
507 .pin = p, \
508 .functions = { \
509 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2, \
510 }, \
511}
512
513OCELOT_P(0, SG0, NONE, NONE);
514OCELOT_P(1, SG0, NONE, NONE);
515OCELOT_P(2, SG0, NONE, NONE);
516OCELOT_P(3, SG0, NONE, NONE);
517OCELOT_P(4, IRQ0_IN, IRQ0_OUT, TWI_SCL_M);
518OCELOT_P(5, IRQ1_IN, IRQ1_OUT, PCI_WAKE);
519OCELOT_P(6, UART, TWI_SCL_M, NONE);
520OCELOT_P(7, UART, TWI_SCL_M, NONE);
521OCELOT_P(8, SI, TWI_SCL_M, IRQ0_OUT);
522OCELOT_P(9, SI, TWI_SCL_M, IRQ1_OUT);
523OCELOT_P(10, PTP2, TWI_SCL_M, SFP);
524OCELOT_P(11, PTP3, TWI_SCL_M, SFP);
525OCELOT_P(12, UART2, TWI_SCL_M, SFP);
526OCELOT_P(13, UART2, TWI_SCL_M, SFP);
527OCELOT_P(14, MIIM, TWI_SCL_M, SFP);
528OCELOT_P(15, MIIM, TWI_SCL_M, SFP);
529OCELOT_P(16, TWI, NONE, SI);
530OCELOT_P(17, TWI, TWI_SCL_M, SI);
531OCELOT_P(18, PTP0, TWI_SCL_M, NONE);
532OCELOT_P(19, PTP1, TWI_SCL_M, NONE);
533OCELOT_P(20, RECO_CLK, TACHO, TWI_SCL_M);
534OCELOT_P(21, RECO_CLK, PWM, TWI_SCL_M);
535
536#define OCELOT_PIN(n) { \
537 .number = n, \
538 .name = "GPIO_"#n, \
539 .drv_data = &ocelot_pin_##n \
540}
541
542static const struct pinctrl_pin_desc ocelot_pins[] = {
543 OCELOT_PIN(0),
544 OCELOT_PIN(1),
545 OCELOT_PIN(2),
546 OCELOT_PIN(3),
547 OCELOT_PIN(4),
548 OCELOT_PIN(5),
549 OCELOT_PIN(6),
550 OCELOT_PIN(7),
551 OCELOT_PIN(8),
552 OCELOT_PIN(9),
553 OCELOT_PIN(10),
554 OCELOT_PIN(11),
555 OCELOT_PIN(12),
556 OCELOT_PIN(13),
557 OCELOT_PIN(14),
558 OCELOT_PIN(15),
559 OCELOT_PIN(16),
560 OCELOT_PIN(17),
561 OCELOT_PIN(18),
562 OCELOT_PIN(19),
563 OCELOT_PIN(20),
564 OCELOT_PIN(21),
565};
566
567#define JAGUAR2_P(p, f0, f1) \
568static struct ocelot_pin_caps jaguar2_pin_##p = { \
569 .pin = p, \
570 .functions = { \
571 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_NONE \
572 }, \
573}
574
575JAGUAR2_P(0, SG0, NONE);
576JAGUAR2_P(1, SG0, NONE);
577JAGUAR2_P(2, SG0, NONE);
578JAGUAR2_P(3, SG0, NONE);
579JAGUAR2_P(4, SG1, NONE);
580JAGUAR2_P(5, SG1, NONE);
581JAGUAR2_P(6, IRQ0_IN, IRQ0_OUT);
582JAGUAR2_P(7, IRQ1_IN, IRQ1_OUT);
583JAGUAR2_P(8, PTP0, NONE);
584JAGUAR2_P(9, PTP1, NONE);
585JAGUAR2_P(10, UART, NONE);
586JAGUAR2_P(11, UART, NONE);
587JAGUAR2_P(12, SG1, NONE);
588JAGUAR2_P(13, SG1, NONE);
589JAGUAR2_P(14, TWI, TWI_SCL_M);
590JAGUAR2_P(15, TWI, NONE);
591JAGUAR2_P(16, SI, TWI_SCL_M);
592JAGUAR2_P(17, SI, TWI_SCL_M);
593JAGUAR2_P(18, SI, TWI_SCL_M);
594JAGUAR2_P(19, PCI_WAKE, NONE);
595JAGUAR2_P(20, IRQ0_OUT, TWI_SCL_M);
596JAGUAR2_P(21, IRQ1_OUT, TWI_SCL_M);
597JAGUAR2_P(22, TACHO, NONE);
598JAGUAR2_P(23, PWM, NONE);
599JAGUAR2_P(24, UART2, NONE);
600JAGUAR2_P(25, UART2, SI);
601JAGUAR2_P(26, PTP2, SI);
602JAGUAR2_P(27, PTP3, SI);
603JAGUAR2_P(28, TWI2, SI);
604JAGUAR2_P(29, TWI2, SI);
605JAGUAR2_P(30, SG2, SI);
606JAGUAR2_P(31, SG2, SI);
607JAGUAR2_P(32, SG2, SI);
608JAGUAR2_P(33, SG2, SI);
609JAGUAR2_P(34, NONE, TWI_SCL_M);
610JAGUAR2_P(35, NONE, TWI_SCL_M);
611JAGUAR2_P(36, NONE, TWI_SCL_M);
612JAGUAR2_P(37, NONE, TWI_SCL_M);
613JAGUAR2_P(38, NONE, TWI_SCL_M);
614JAGUAR2_P(39, NONE, TWI_SCL_M);
615JAGUAR2_P(40, NONE, TWI_SCL_M);
616JAGUAR2_P(41, NONE, TWI_SCL_M);
617JAGUAR2_P(42, NONE, TWI_SCL_M);
618JAGUAR2_P(43, NONE, TWI_SCL_M);
619JAGUAR2_P(44, NONE, SFP);
620JAGUAR2_P(45, NONE, SFP);
621JAGUAR2_P(46, NONE, SFP);
622JAGUAR2_P(47, NONE, SFP);
623JAGUAR2_P(48, SFP, NONE);
624JAGUAR2_P(49, SFP, SI);
625JAGUAR2_P(50, SFP, SI);
626JAGUAR2_P(51, SFP, SI);
627JAGUAR2_P(52, SFP, NONE);
628JAGUAR2_P(53, SFP, NONE);
629JAGUAR2_P(54, SFP, NONE);
630JAGUAR2_P(55, SFP, NONE);
631JAGUAR2_P(56, MIIM, SFP);
632JAGUAR2_P(57, MIIM, SFP);
633JAGUAR2_P(58, MIIM, SFP);
634JAGUAR2_P(59, MIIM, SFP);
635JAGUAR2_P(60, NONE, NONE);
636JAGUAR2_P(61, NONE, NONE);
637JAGUAR2_P(62, NONE, NONE);
638JAGUAR2_P(63, NONE, NONE);
639
640#define JAGUAR2_PIN(n) { \
641 .number = n, \
642 .name = "GPIO_"#n, \
643 .drv_data = &jaguar2_pin_##n \
644}
645
646static const struct pinctrl_pin_desc jaguar2_pins[] = {
647 JAGUAR2_PIN(0),
648 JAGUAR2_PIN(1),
649 JAGUAR2_PIN(2),
650 JAGUAR2_PIN(3),
651 JAGUAR2_PIN(4),
652 JAGUAR2_PIN(5),
653 JAGUAR2_PIN(6),
654 JAGUAR2_PIN(7),
655 JAGUAR2_PIN(8),
656 JAGUAR2_PIN(9),
657 JAGUAR2_PIN(10),
658 JAGUAR2_PIN(11),
659 JAGUAR2_PIN(12),
660 JAGUAR2_PIN(13),
661 JAGUAR2_PIN(14),
662 JAGUAR2_PIN(15),
663 JAGUAR2_PIN(16),
664 JAGUAR2_PIN(17),
665 JAGUAR2_PIN(18),
666 JAGUAR2_PIN(19),
667 JAGUAR2_PIN(20),
668 JAGUAR2_PIN(21),
669 JAGUAR2_PIN(22),
670 JAGUAR2_PIN(23),
671 JAGUAR2_PIN(24),
672 JAGUAR2_PIN(25),
673 JAGUAR2_PIN(26),
674 JAGUAR2_PIN(27),
675 JAGUAR2_PIN(28),
676 JAGUAR2_PIN(29),
677 JAGUAR2_PIN(30),
678 JAGUAR2_PIN(31),
679 JAGUAR2_PIN(32),
680 JAGUAR2_PIN(33),
681 JAGUAR2_PIN(34),
682 JAGUAR2_PIN(35),
683 JAGUAR2_PIN(36),
684 JAGUAR2_PIN(37),
685 JAGUAR2_PIN(38),
686 JAGUAR2_PIN(39),
687 JAGUAR2_PIN(40),
688 JAGUAR2_PIN(41),
689 JAGUAR2_PIN(42),
690 JAGUAR2_PIN(43),
691 JAGUAR2_PIN(44),
692 JAGUAR2_PIN(45),
693 JAGUAR2_PIN(46),
694 JAGUAR2_PIN(47),
695 JAGUAR2_PIN(48),
696 JAGUAR2_PIN(49),
697 JAGUAR2_PIN(50),
698 JAGUAR2_PIN(51),
699 JAGUAR2_PIN(52),
700 JAGUAR2_PIN(53),
701 JAGUAR2_PIN(54),
702 JAGUAR2_PIN(55),
703 JAGUAR2_PIN(56),
704 JAGUAR2_PIN(57),
705 JAGUAR2_PIN(58),
706 JAGUAR2_PIN(59),
707 JAGUAR2_PIN(60),
708 JAGUAR2_PIN(61),
709 JAGUAR2_PIN(62),
710 JAGUAR2_PIN(63),
711};
712
713#define SERVALT_P(p, f0, f1, f2) \
714static struct ocelot_pin_caps servalt_pin_##p = { \
715 .pin = p, \
716 .functions = { \
717 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2 \
718 }, \
719}
720
721SERVALT_P(0, SG0, NONE, NONE);
722SERVALT_P(1, SG0, NONE, NONE);
723SERVALT_P(2, SG0, NONE, NONE);
724SERVALT_P(3, SG0, NONE, NONE);
725SERVALT_P(4, IRQ0_IN, IRQ0_OUT, TWI_SCL_M);
726SERVALT_P(5, IRQ1_IN, IRQ1_OUT, TWI_SCL_M);
727SERVALT_P(6, UART, NONE, NONE);
728SERVALT_P(7, UART, NONE, NONE);
729SERVALT_P(8, SI, SFP, TWI_SCL_M);
730SERVALT_P(9, PCI_WAKE, SFP, SI);
731SERVALT_P(10, PTP0, SFP, TWI_SCL_M);
732SERVALT_P(11, PTP1, SFP, TWI_SCL_M);
733SERVALT_P(12, REF_CLK, SFP, TWI_SCL_M);
734SERVALT_P(13, REF_CLK, SFP, TWI_SCL_M);
735SERVALT_P(14, REF_CLK, IRQ0_OUT, SI);
736SERVALT_P(15, REF_CLK, IRQ1_OUT, SI);
737SERVALT_P(16, TACHO, SFP, SI);
738SERVALT_P(17, PWM, NONE, TWI_SCL_M);
739SERVALT_P(18, PTP2, SFP, SI);
740SERVALT_P(19, PTP3, SFP, SI);
741SERVALT_P(20, UART2, SFP, SI);
742SERVALT_P(21, UART2, NONE, NONE);
743SERVALT_P(22, MIIM, SFP, TWI2);
744SERVALT_P(23, MIIM, SFP, TWI2);
745SERVALT_P(24, TWI, NONE, NONE);
746SERVALT_P(25, TWI, SFP, TWI_SCL_M);
747SERVALT_P(26, TWI_SCL_M, SFP, SI);
748SERVALT_P(27, TWI_SCL_M, SFP, SI);
749SERVALT_P(28, TWI_SCL_M, SFP, SI);
750SERVALT_P(29, TWI_SCL_M, NONE, NONE);
751SERVALT_P(30, TWI_SCL_M, NONE, NONE);
752SERVALT_P(31, TWI_SCL_M, NONE, NONE);
753SERVALT_P(32, TWI_SCL_M, NONE, NONE);
754SERVALT_P(33, RCVRD_CLK, NONE, NONE);
755SERVALT_P(34, RCVRD_CLK, NONE, NONE);
756SERVALT_P(35, RCVRD_CLK, NONE, NONE);
757SERVALT_P(36, RCVRD_CLK, NONE, NONE);
758
759#define SERVALT_PIN(n) { \
760 .number = n, \
761 .name = "GPIO_"#n, \
762 .drv_data = &servalt_pin_##n \
763}
764
765static const struct pinctrl_pin_desc servalt_pins[] = {
766 SERVALT_PIN(0),
767 SERVALT_PIN(1),
768 SERVALT_PIN(2),
769 SERVALT_PIN(3),
770 SERVALT_PIN(4),
771 SERVALT_PIN(5),
772 SERVALT_PIN(6),
773 SERVALT_PIN(7),
774 SERVALT_PIN(8),
775 SERVALT_PIN(9),
776 SERVALT_PIN(10),
777 SERVALT_PIN(11),
778 SERVALT_PIN(12),
779 SERVALT_PIN(13),
780 SERVALT_PIN(14),
781 SERVALT_PIN(15),
782 SERVALT_PIN(16),
783 SERVALT_PIN(17),
784 SERVALT_PIN(18),
785 SERVALT_PIN(19),
786 SERVALT_PIN(20),
787 SERVALT_PIN(21),
788 SERVALT_PIN(22),
789 SERVALT_PIN(23),
790 SERVALT_PIN(24),
791 SERVALT_PIN(25),
792 SERVALT_PIN(26),
793 SERVALT_PIN(27),
794 SERVALT_PIN(28),
795 SERVALT_PIN(29),
796 SERVALT_PIN(30),
797 SERVALT_PIN(31),
798 SERVALT_PIN(32),
799 SERVALT_PIN(33),
800 SERVALT_PIN(34),
801 SERVALT_PIN(35),
802 SERVALT_PIN(36),
803};
804
805#define SPARX5_P(p, f0, f1, f2) \
806static struct ocelot_pin_caps sparx5_pin_##p = { \
807 .pin = p, \
808 .functions = { \
809 FUNC_GPIO, FUNC_##f0, FUNC_##f1, FUNC_##f2 \
810 }, \
811}
812
813SPARX5_P(0, SG0, PLL_STAT, NONE);
814SPARX5_P(1, SG0, NONE, NONE);
815SPARX5_P(2, SG0, NONE, NONE);
816SPARX5_P(3, SG0, NONE, NONE);
817SPARX5_P(4, SG1, NONE, NONE);
818SPARX5_P(5, SG1, NONE, NONE);
819SPARX5_P(6, IRQ0_IN, IRQ0_OUT, SFP);
820SPARX5_P(7, IRQ1_IN, IRQ1_OUT, SFP);
821SPARX5_P(8, PTP0, NONE, SFP);
822SPARX5_P(9, PTP1, SFP, TWI_SCL_M);
823SPARX5_P(10, UART, NONE, NONE);
824SPARX5_P(11, UART, NONE, NONE);
825SPARX5_P(12, SG1, NONE, NONE);
826SPARX5_P(13, SG1, NONE, NONE);
827SPARX5_P(14, TWI, TWI_SCL_M, NONE);
828SPARX5_P(15, TWI, NONE, NONE);
829SPARX5_P(16, SI, TWI_SCL_M, SFP);
830SPARX5_P(17, SI, TWI_SCL_M, SFP);
831SPARX5_P(18, SI, TWI_SCL_M, SFP);
832SPARX5_P(19, PCI_WAKE, TWI_SCL_M, SFP);
833SPARX5_P(20, IRQ0_OUT, TWI_SCL_M, SFP);
834SPARX5_P(21, IRQ1_OUT, TACHO, SFP);
835SPARX5_P(22, TACHO, IRQ0_OUT, TWI_SCL_M);
836SPARX5_P(23, PWM, UART3, TWI_SCL_M);
837SPARX5_P(24, PTP2, UART3, TWI_SCL_M);
838SPARX5_P(25, PTP3, SI, TWI_SCL_M);
839SPARX5_P(26, UART2, SI, TWI_SCL_M);
840SPARX5_P(27, UART2, SI, TWI_SCL_M);
841SPARX5_P(28, TWI2, SI, SFP);
842SPARX5_P(29, TWI2, SI, SFP);
843SPARX5_P(30, SG2, SI, PWM);
844SPARX5_P(31, SG2, SI, TWI_SCL_M);
845SPARX5_P(32, SG2, SI, TWI_SCL_M);
846SPARX5_P(33, SG2, SI, SFP);
847SPARX5_P(34, NONE, TWI_SCL_M, EMMC);
848SPARX5_P(35, SFP, TWI_SCL_M, EMMC);
849SPARX5_P(36, SFP, TWI_SCL_M, EMMC);
850SPARX5_P(37, SFP, NONE, EMMC);
851SPARX5_P(38, NONE, TWI_SCL_M, EMMC);
852SPARX5_P(39, SI2, TWI_SCL_M, EMMC);
853SPARX5_P(40, SI2, TWI_SCL_M, EMMC);
854SPARX5_P(41, SI2, TWI_SCL_M, EMMC);
855SPARX5_P(42, SI2, TWI_SCL_M, EMMC);
856SPARX5_P(43, SI2, TWI_SCL_M, EMMC);
857SPARX5_P(44, SI, SFP, EMMC);
858SPARX5_P(45, SI, SFP, EMMC);
859SPARX5_P(46, NONE, SFP, EMMC);
860SPARX5_P(47, NONE, SFP, EMMC);
861SPARX5_P(48, TWI3, SI, SFP);
862SPARX5_P(49, TWI3, NONE, SFP);
863SPARX5_P(50, SFP, NONE, TWI_SCL_M);
864SPARX5_P(51, SFP, SI, TWI_SCL_M);
865SPARX5_P(52, SFP, MIIM, TWI_SCL_M);
866SPARX5_P(53, SFP, MIIM, TWI_SCL_M);
867SPARX5_P(54, SFP, PTP2, TWI_SCL_M);
868SPARX5_P(55, SFP, PTP3, PCI_WAKE);
869SPARX5_P(56, MIIM, SFP, TWI_SCL_M);
870SPARX5_P(57, MIIM, SFP, TWI_SCL_M);
871SPARX5_P(58, MIIM, SFP, TWI_SCL_M);
872SPARX5_P(59, MIIM, SFP, NONE);
873SPARX5_P(60, RECO_CLK, NONE, NONE);
874SPARX5_P(61, RECO_CLK, NONE, NONE);
875SPARX5_P(62, RECO_CLK, PLL_STAT, NONE);
876SPARX5_P(63, RECO_CLK, NONE, NONE);
877
878#define SPARX5_PIN(n) { \
879 .number = n, \
880 .name = "GPIO_"#n, \
881 .drv_data = &sparx5_pin_##n \
882}
883
884static const struct pinctrl_pin_desc sparx5_pins[] = {
885 SPARX5_PIN(0),
886 SPARX5_PIN(1),
887 SPARX5_PIN(2),
888 SPARX5_PIN(3),
889 SPARX5_PIN(4),
890 SPARX5_PIN(5),
891 SPARX5_PIN(6),
892 SPARX5_PIN(7),
893 SPARX5_PIN(8),
894 SPARX5_PIN(9),
895 SPARX5_PIN(10),
896 SPARX5_PIN(11),
897 SPARX5_PIN(12),
898 SPARX5_PIN(13),
899 SPARX5_PIN(14),
900 SPARX5_PIN(15),
901 SPARX5_PIN(16),
902 SPARX5_PIN(17),
903 SPARX5_PIN(18),
904 SPARX5_PIN(19),
905 SPARX5_PIN(20),
906 SPARX5_PIN(21),
907 SPARX5_PIN(22),
908 SPARX5_PIN(23),
909 SPARX5_PIN(24),
910 SPARX5_PIN(25),
911 SPARX5_PIN(26),
912 SPARX5_PIN(27),
913 SPARX5_PIN(28),
914 SPARX5_PIN(29),
915 SPARX5_PIN(30),
916 SPARX5_PIN(31),
917 SPARX5_PIN(32),
918 SPARX5_PIN(33),
919 SPARX5_PIN(34),
920 SPARX5_PIN(35),
921 SPARX5_PIN(36),
922 SPARX5_PIN(37),
923 SPARX5_PIN(38),
924 SPARX5_PIN(39),
925 SPARX5_PIN(40),
926 SPARX5_PIN(41),
927 SPARX5_PIN(42),
928 SPARX5_PIN(43),
929 SPARX5_PIN(44),
930 SPARX5_PIN(45),
931 SPARX5_PIN(46),
932 SPARX5_PIN(47),
933 SPARX5_PIN(48),
934 SPARX5_PIN(49),
935 SPARX5_PIN(50),
936 SPARX5_PIN(51),
937 SPARX5_PIN(52),
938 SPARX5_PIN(53),
939 SPARX5_PIN(54),
940 SPARX5_PIN(55),
941 SPARX5_PIN(56),
942 SPARX5_PIN(57),
943 SPARX5_PIN(58),
944 SPARX5_PIN(59),
945 SPARX5_PIN(60),
946 SPARX5_PIN(61),
947 SPARX5_PIN(62),
948 SPARX5_PIN(63),
949};
950
951#define LAN966X_P(p, f0, f1, f2, f3, f4, f5, f6, f7) \
952static struct ocelot_pin_caps lan966x_pin_##p = { \
953 .pin = p, \
954 .functions = { \
955 FUNC_##f0, FUNC_##f1, FUNC_##f2, \
956 FUNC_##f3 \
957 }, \
958 .a_functions = { \
959 FUNC_##f4, FUNC_##f5, FUNC_##f6, \
960 FUNC_##f7 \
961 }, \
962}
963
964
965
966LAN966X_P(0, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
967LAN966X_P(1, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
968LAN966X_P(2, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
969LAN966X_P(3, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
970LAN966X_P(4, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
971LAN966X_P(5, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
972LAN966X_P(6, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
973LAN966X_P(7, GPIO, NONE, NONE, NONE, NONE, NONE, NONE, R);
974LAN966X_P(8, GPIO, FC0_a, USB_H_b, NONE, USB_S_b, NONE, NONE, R);
975LAN966X_P(9, GPIO, FC0_a, USB_H_b, NONE, NONE, NONE, NONE, R);
976LAN966X_P(10, GPIO, FC0_a, NONE, NONE, NONE, NONE, NONE, R);
977LAN966X_P(11, GPIO, FC1_a, NONE, NONE, NONE, NONE, NONE, R);
978LAN966X_P(12, GPIO, FC1_a, NONE, NONE, NONE, NONE, NONE, R);
979LAN966X_P(13, GPIO, FC1_a, NONE, NONE, NONE, NONE, NONE, R);
980LAN966X_P(14, GPIO, FC2_a, NONE, NONE, NONE, NONE, NONE, R);
981LAN966X_P(15, GPIO, FC2_a, NONE, NONE, NONE, NONE, NONE, R);
982LAN966X_P(16, GPIO, FC2_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R);
983LAN966X_P(17, GPIO, FC3_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R);
984LAN966X_P(18, GPIO, FC3_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R);
985LAN966X_P(19, GPIO, FC3_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, IRQ_OUT_c, R);
986LAN966X_P(20, GPIO, FC4_a, IB_TRG_a, NONE, OB_TRG_a, IRQ_IN_c, NONE, R);
987LAN966X_P(21, GPIO, FC4_a, NONE, NONE, OB_TRG_a, NONE, NONE, R);
988LAN966X_P(22, GPIO, FC4_a, NONE, NONE, OB_TRG_a, NONE, NONE, R);
989LAN966X_P(23, GPIO, NONE, NONE, NONE, OB_TRG_a, NONE, NONE, R);
990LAN966X_P(24, GPIO, FC0_b, IB_TRG_a, USB_H_c, OB_TRG_a, IRQ_IN_c, TACHO_a, R);
991LAN966X_P(25, GPIO, FC0_b, IB_TRG_a, USB_H_c, OB_TRG_a, IRQ_OUT_c, SFP_SD, R);
992LAN966X_P(26, GPIO, FC0_b, IB_TRG_a, USB_S_c, OB_TRG_a, CAN0_a, SFP_SD, R);
993LAN966X_P(27, GPIO, NONE, NONE, NONE, OB_TRG_a, CAN0_a, PWM_a, R);
994LAN966X_P(28, GPIO, MIIM_a, NONE, NONE, OB_TRG_a, IRQ_OUT_c, SFP_SD, R);
995LAN966X_P(29, GPIO, MIIM_a, NONE, NONE, OB_TRG_a, NONE, NONE, R);
996LAN966X_P(30, GPIO, FC3_c, CAN1, CLKMON, OB_TRG, RECO_b, NONE, R);
997LAN966X_P(31, GPIO, FC3_c, CAN1, CLKMON, OB_TRG, RECO_b, NONE, R);
998LAN966X_P(32, GPIO, FC3_c, NONE, SGPIO_a, NONE, MIIM_Sa, NONE, R);
999LAN966X_P(33, GPIO, FC1_b, NONE, SGPIO_a, NONE, MIIM_Sa, MIIM_b, R);
1000LAN966X_P(34, GPIO, FC1_b, NONE, SGPIO_a, NONE, MIIM_Sa, MIIM_b, R);
1001LAN966X_P(35, GPIO, FC1_b, PTPSYNC_0, SGPIO_a, CAN0_b, NONE, NONE, R);
1002LAN966X_P(36, GPIO, NONE, PTPSYNC_1, NONE, CAN0_b, NONE, NONE, R);
1003LAN966X_P(37, GPIO, FC_SHRD0, PTPSYNC_2, TWI_SLC_GATE_AD, NONE, NONE, NONE, R);
1004LAN966X_P(38, GPIO, NONE, PTPSYNC_3, NONE, NONE, NONE, NONE, R);
1005LAN966X_P(39, GPIO, NONE, PTPSYNC_4, NONE, NONE, NONE, NONE, R);
1006LAN966X_P(40, GPIO, FC_SHRD1, PTPSYNC_5, NONE, NONE, NONE, NONE, R);
1007LAN966X_P(41, GPIO, FC_SHRD2, PTPSYNC_6, TWI_SLC_GATE_AD, NONE, NONE, NONE, R);
1008LAN966X_P(42, GPIO, FC_SHRD3, PTPSYNC_7, TWI_SLC_GATE_AD, NONE, NONE, NONE, R);
1009LAN966X_P(43, GPIO, FC2_b, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, RECO_a, IRQ_IN_a, R);
1010LAN966X_P(44, GPIO, FC2_b, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, RECO_a, IRQ_IN_a, R);
1011LAN966X_P(45, GPIO, FC2_b, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, NONE, IRQ_IN_a, R);
1012LAN966X_P(46, GPIO, FC1_c, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, FC_SHRD4, IRQ_IN_a, R);
1013LAN966X_P(47, GPIO, FC1_c, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, FC_SHRD5, IRQ_IN_a, R);
1014LAN966X_P(48, GPIO, FC1_c, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, FC_SHRD6, IRQ_IN_a, R);
1015LAN966X_P(49, GPIO, FC_SHRD7, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, TWI_SLC_GATE, IRQ_IN_a, R);
1016LAN966X_P(50, GPIO, FC_SHRD16, OB_TRG_b, IB_TRG_b, IRQ_OUT_a, TWI_SLC_GATE, NONE, R);
1017LAN966X_P(51, GPIO, FC3_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, PWM_b, IRQ_IN_b, R);
1018LAN966X_P(52, GPIO, FC3_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, TACHO_b, IRQ_IN_b, R);
1019LAN966X_P(53, GPIO, FC3_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, NONE, IRQ_IN_b, R);
1020LAN966X_P(54, GPIO, FC_SHRD8, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, TWI_SLC_GATE, IRQ_IN_b, R);
1021LAN966X_P(55, GPIO, FC_SHRD9, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, TWI_SLC_GATE, IRQ_IN_b, R);
1022LAN966X_P(56, GPIO, FC4_b, OB_TRG_b, IB_TRG_c, IRQ_OUT_b, FC_SHRD10, IRQ_IN_b, R);
1023LAN966X_P(57, GPIO, FC4_b, TWI_SLC_GATE, IB_TRG_c, IRQ_OUT_b, FC_SHRD11, IRQ_IN_b, R);
1024LAN966X_P(58, GPIO, FC4_b, TWI_SLC_GATE, IB_TRG_c, IRQ_OUT_b, FC_SHRD12, IRQ_IN_b, R);
1025LAN966X_P(59, GPIO, QSPI1, MIIM_c, NONE, NONE, MIIM_Sb, NONE, R);
1026LAN966X_P(60, GPIO, QSPI1, MIIM_c, NONE, NONE, MIIM_Sb, NONE, R);
1027LAN966X_P(61, GPIO, QSPI1, NONE, SGPIO_b, FC0_c, MIIM_Sb, NONE, R);
1028LAN966X_P(62, GPIO, QSPI1, FC_SHRD13, SGPIO_b, FC0_c, TWI_SLC_GATE, SFP_SD, R);
1029LAN966X_P(63, GPIO, QSPI1, FC_SHRD14, SGPIO_b, FC0_c, TWI_SLC_GATE, SFP_SD, R);
1030LAN966X_P(64, GPIO, QSPI1, FC4_c, SGPIO_b, FC_SHRD15, TWI_SLC_GATE, SFP_SD, R);
1031LAN966X_P(65, GPIO, USB_H_a, FC4_c, NONE, IRQ_OUT_c, TWI_SLC_GATE_AD, NONE, R);
1032LAN966X_P(66, GPIO, USB_H_a, FC4_c, USB_S_a, IRQ_OUT_c, IRQ_IN_c, NONE, R);
1033LAN966X_P(67, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R);
1034LAN966X_P(68, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R);
1035LAN966X_P(69, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R);
1036LAN966X_P(70, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R);
1037LAN966X_P(71, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R);
1038LAN966X_P(72, GPIO, EMMC_SD, NONE, QSPI2, NONE, NONE, NONE, R);
1039LAN966X_P(73, GPIO, EMMC, NONE, NONE, SD, NONE, NONE, R);
1040LAN966X_P(74, GPIO, EMMC, NONE, FC_SHRD17, SD, TWI_SLC_GATE, NONE, R);
1041LAN966X_P(75, GPIO, EMMC, NONE, FC_SHRD18, SD, TWI_SLC_GATE, NONE, R);
1042LAN966X_P(76, GPIO, EMMC, NONE, FC_SHRD19, SD, TWI_SLC_GATE, NONE, R);
1043LAN966X_P(77, GPIO, EMMC_SD, NONE, FC_SHRD20, NONE, TWI_SLC_GATE, NONE, R);
1044
1045#define LAN966X_PIN(n) { \
1046 .number = n, \
1047 .name = "GPIO_"#n, \
1048 .drv_data = &lan966x_pin_##n \
1049}
1050
1051static const struct pinctrl_pin_desc lan966x_pins[] = {
1052 LAN966X_PIN(0),
1053 LAN966X_PIN(1),
1054 LAN966X_PIN(2),
1055 LAN966X_PIN(3),
1056 LAN966X_PIN(4),
1057 LAN966X_PIN(5),
1058 LAN966X_PIN(6),
1059 LAN966X_PIN(7),
1060 LAN966X_PIN(8),
1061 LAN966X_PIN(9),
1062 LAN966X_PIN(10),
1063 LAN966X_PIN(11),
1064 LAN966X_PIN(12),
1065 LAN966X_PIN(13),
1066 LAN966X_PIN(14),
1067 LAN966X_PIN(15),
1068 LAN966X_PIN(16),
1069 LAN966X_PIN(17),
1070 LAN966X_PIN(18),
1071 LAN966X_PIN(19),
1072 LAN966X_PIN(20),
1073 LAN966X_PIN(21),
1074 LAN966X_PIN(22),
1075 LAN966X_PIN(23),
1076 LAN966X_PIN(24),
1077 LAN966X_PIN(25),
1078 LAN966X_PIN(26),
1079 LAN966X_PIN(27),
1080 LAN966X_PIN(28),
1081 LAN966X_PIN(29),
1082 LAN966X_PIN(30),
1083 LAN966X_PIN(31),
1084 LAN966X_PIN(32),
1085 LAN966X_PIN(33),
1086 LAN966X_PIN(34),
1087 LAN966X_PIN(35),
1088 LAN966X_PIN(36),
1089 LAN966X_PIN(37),
1090 LAN966X_PIN(38),
1091 LAN966X_PIN(39),
1092 LAN966X_PIN(40),
1093 LAN966X_PIN(41),
1094 LAN966X_PIN(42),
1095 LAN966X_PIN(43),
1096 LAN966X_PIN(44),
1097 LAN966X_PIN(45),
1098 LAN966X_PIN(46),
1099 LAN966X_PIN(47),
1100 LAN966X_PIN(48),
1101 LAN966X_PIN(49),
1102 LAN966X_PIN(50),
1103 LAN966X_PIN(51),
1104 LAN966X_PIN(52),
1105 LAN966X_PIN(53),
1106 LAN966X_PIN(54),
1107 LAN966X_PIN(55),
1108 LAN966X_PIN(56),
1109 LAN966X_PIN(57),
1110 LAN966X_PIN(58),
1111 LAN966X_PIN(59),
1112 LAN966X_PIN(60),
1113 LAN966X_PIN(61),
1114 LAN966X_PIN(62),
1115 LAN966X_PIN(63),
1116 LAN966X_PIN(64),
1117 LAN966X_PIN(65),
1118 LAN966X_PIN(66),
1119 LAN966X_PIN(67),
1120 LAN966X_PIN(68),
1121 LAN966X_PIN(69),
1122 LAN966X_PIN(70),
1123 LAN966X_PIN(71),
1124 LAN966X_PIN(72),
1125 LAN966X_PIN(73),
1126 LAN966X_PIN(74),
1127 LAN966X_PIN(75),
1128 LAN966X_PIN(76),
1129 LAN966X_PIN(77),
1130};
1131
1132static int ocelot_get_functions_count(struct pinctrl_dev *pctldev)
1133{
1134 return ARRAY_SIZE(ocelot_function_names);
1135}
1136
1137static const char *ocelot_get_function_name(struct pinctrl_dev *pctldev,
1138 unsigned int function)
1139{
1140 return ocelot_function_names[function];
1141}
1142
1143static int ocelot_get_function_groups(struct pinctrl_dev *pctldev,
1144 unsigned int function,
1145 const char *const **groups,
1146 unsigned *const num_groups)
1147{
1148 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1149
1150 *groups = info->func[function].groups;
1151 *num_groups = info->func[function].ngroups;
1152
1153 return 0;
1154}
1155
1156static int ocelot_pin_function_idx(struct ocelot_pinctrl *info,
1157 unsigned int pin, unsigned int function)
1158{
1159 struct ocelot_pin_caps *p = info->desc->pins[pin].drv_data;
1160 int i;
1161
1162 for (i = 0; i < OCELOT_FUNC_PER_PIN; i++) {
1163 if (function == p->functions[i])
1164 return i;
1165
1166 if (function == p->a_functions[i])
1167 return i + OCELOT_FUNC_PER_PIN;
1168 }
1169
1170 return -1;
1171}
1172
1173#define REG_ALT(msb, info, p) (OCELOT_GPIO_ALT0 * (info)->stride + 4 * ((msb) + ((info)->stride * ((p) / 32))))
1174
1175static int ocelot_pinmux_set_mux(struct pinctrl_dev *pctldev,
1176 unsigned int selector, unsigned int group)
1177{
1178 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1179 struct ocelot_pin_caps *pin = info->desc->pins[group].drv_data;
1180 unsigned int p = pin->pin % 32;
1181 int f;
1182
1183 f = ocelot_pin_function_idx(info, group, selector);
1184 if (f < 0)
1185 return -EINVAL;
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195 regmap_update_bits(info->map, REG_ALT(0, info, pin->pin),
1196 BIT(p), f << p);
1197 regmap_update_bits(info->map, REG_ALT(1, info, pin->pin),
1198 BIT(p), f << (p - 1));
1199
1200 return 0;
1201}
1202
1203static int lan966x_pinmux_set_mux(struct pinctrl_dev *pctldev,
1204 unsigned int selector, unsigned int group)
1205{
1206 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1207 struct ocelot_pin_caps *pin = info->desc->pins[group].drv_data;
1208 unsigned int p = pin->pin % 32;
1209 int f;
1210
1211 f = ocelot_pin_function_idx(info, group, selector);
1212 if (f < 0)
1213 return -EINVAL;
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223 regmap_update_bits(info->map, REG_ALT(0, info, pin->pin),
1224 BIT(p), f << p);
1225 regmap_update_bits(info->map, REG_ALT(1, info, pin->pin),
1226 BIT(p), (f >> 1) << p);
1227 regmap_update_bits(info->map, REG_ALT(2, info, pin->pin),
1228 BIT(p), (f >> 2) << p);
1229
1230 return 0;
1231}
1232
1233#define REG(r, info, p) ((r) * (info)->stride + (4 * ((p) / 32)))
1234
1235static int ocelot_gpio_set_direction(struct pinctrl_dev *pctldev,
1236 struct pinctrl_gpio_range *range,
1237 unsigned int pin, bool input)
1238{
1239 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1240 unsigned int p = pin % 32;
1241
1242 regmap_update_bits(info->map, REG(OCELOT_GPIO_OE, info, pin), BIT(p),
1243 input ? 0 : BIT(p));
1244
1245 return 0;
1246}
1247
1248static int ocelot_gpio_request_enable(struct pinctrl_dev *pctldev,
1249 struct pinctrl_gpio_range *range,
1250 unsigned int offset)
1251{
1252 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1253 unsigned int p = offset % 32;
1254
1255 regmap_update_bits(info->map, REG_ALT(0, info, offset),
1256 BIT(p), 0);
1257 regmap_update_bits(info->map, REG_ALT(1, info, offset),
1258 BIT(p), 0);
1259
1260 return 0;
1261}
1262
1263static int lan966x_gpio_request_enable(struct pinctrl_dev *pctldev,
1264 struct pinctrl_gpio_range *range,
1265 unsigned int offset)
1266{
1267 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1268 unsigned int p = offset % 32;
1269
1270 regmap_update_bits(info->map, REG_ALT(0, info, offset),
1271 BIT(p), 0);
1272 regmap_update_bits(info->map, REG_ALT(1, info, offset),
1273 BIT(p), 0);
1274 regmap_update_bits(info->map, REG_ALT(2, info, offset),
1275 BIT(p), 0);
1276
1277 return 0;
1278}
1279
1280static const struct pinmux_ops ocelot_pmx_ops = {
1281 .get_functions_count = ocelot_get_functions_count,
1282 .get_function_name = ocelot_get_function_name,
1283 .get_function_groups = ocelot_get_function_groups,
1284 .set_mux = ocelot_pinmux_set_mux,
1285 .gpio_set_direction = ocelot_gpio_set_direction,
1286 .gpio_request_enable = ocelot_gpio_request_enable,
1287};
1288
1289static const struct pinmux_ops lan966x_pmx_ops = {
1290 .get_functions_count = ocelot_get_functions_count,
1291 .get_function_name = ocelot_get_function_name,
1292 .get_function_groups = ocelot_get_function_groups,
1293 .set_mux = lan966x_pinmux_set_mux,
1294 .gpio_set_direction = ocelot_gpio_set_direction,
1295 .gpio_request_enable = lan966x_gpio_request_enable,
1296};
1297
1298static int ocelot_pctl_get_groups_count(struct pinctrl_dev *pctldev)
1299{
1300 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1301
1302 return info->desc->npins;
1303}
1304
1305static const char *ocelot_pctl_get_group_name(struct pinctrl_dev *pctldev,
1306 unsigned int group)
1307{
1308 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1309
1310 return info->desc->pins[group].name;
1311}
1312
1313static int ocelot_pctl_get_group_pins(struct pinctrl_dev *pctldev,
1314 unsigned int group,
1315 const unsigned int **pins,
1316 unsigned int *num_pins)
1317{
1318 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1319
1320 *pins = &info->desc->pins[group].number;
1321 *num_pins = 1;
1322
1323 return 0;
1324}
1325
1326static int ocelot_hw_get_value(struct ocelot_pinctrl *info,
1327 unsigned int pin,
1328 unsigned int reg,
1329 int *val)
1330{
1331 int ret = -EOPNOTSUPP;
1332
1333 if (info->pincfg) {
1334 const struct ocelot_pincfg_data *opd = info->pincfg_data;
1335 u32 regcfg;
1336
1337 ret = regmap_read(info->pincfg,
1338 pin * regmap_get_reg_stride(info->pincfg),
1339 ®cfg);
1340 if (ret)
1341 return ret;
1342
1343 ret = 0;
1344 switch (reg) {
1345 case PINCONF_BIAS:
1346 *val = regcfg & (opd->pd_bit | opd->pu_bit);
1347 break;
1348
1349 case PINCONF_SCHMITT:
1350 *val = regcfg & opd->schmitt_bit;
1351 break;
1352
1353 case PINCONF_DRIVE_STRENGTH:
1354 *val = regcfg & opd->drive_bits;
1355 break;
1356
1357 default:
1358 ret = -EOPNOTSUPP;
1359 break;
1360 }
1361 }
1362 return ret;
1363}
1364
1365static int ocelot_pincfg_clrsetbits(struct ocelot_pinctrl *info, u32 regaddr,
1366 u32 clrbits, u32 setbits)
1367{
1368 u32 val;
1369 int ret;
1370
1371 ret = regmap_read(info->pincfg,
1372 regaddr * regmap_get_reg_stride(info->pincfg),
1373 &val);
1374 if (ret)
1375 return ret;
1376
1377 val &= ~clrbits;
1378 val |= setbits;
1379
1380 ret = regmap_write(info->pincfg,
1381 regaddr * regmap_get_reg_stride(info->pincfg),
1382 val);
1383
1384 return ret;
1385}
1386
1387static int ocelot_hw_set_value(struct ocelot_pinctrl *info,
1388 unsigned int pin,
1389 unsigned int reg,
1390 int val)
1391{
1392 int ret = -EOPNOTSUPP;
1393
1394 if (info->pincfg) {
1395 const struct ocelot_pincfg_data *opd = info->pincfg_data;
1396
1397 ret = 0;
1398 switch (reg) {
1399 case PINCONF_BIAS:
1400 ret = ocelot_pincfg_clrsetbits(info, pin,
1401 opd->pd_bit | opd->pu_bit,
1402 val);
1403 break;
1404
1405 case PINCONF_SCHMITT:
1406 ret = ocelot_pincfg_clrsetbits(info, pin,
1407 opd->schmitt_bit,
1408 val);
1409 break;
1410
1411 case PINCONF_DRIVE_STRENGTH:
1412 if (val <= 3)
1413 ret = ocelot_pincfg_clrsetbits(info, pin,
1414 opd->drive_bits,
1415 val);
1416 else
1417 ret = -EINVAL;
1418 break;
1419
1420 default:
1421 ret = -EOPNOTSUPP;
1422 break;
1423 }
1424 }
1425 return ret;
1426}
1427
1428static int ocelot_pinconf_get(struct pinctrl_dev *pctldev,
1429 unsigned int pin, unsigned long *config)
1430{
1431 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1432 u32 param = pinconf_to_config_param(*config);
1433 int val, err;
1434
1435 switch (param) {
1436 case PIN_CONFIG_BIAS_DISABLE:
1437 case PIN_CONFIG_BIAS_PULL_UP:
1438 case PIN_CONFIG_BIAS_PULL_DOWN:
1439 err = ocelot_hw_get_value(info, pin, PINCONF_BIAS, &val);
1440 if (err)
1441 return err;
1442 if (param == PIN_CONFIG_BIAS_DISABLE)
1443 val = (val == 0);
1444 else if (param == PIN_CONFIG_BIAS_PULL_DOWN)
1445 val = !!(val & info->pincfg_data->pd_bit);
1446 else
1447 val = !!(val & info->pincfg_data->pu_bit);
1448 break;
1449
1450 case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
1451 if (!info->pincfg_data->schmitt_bit)
1452 return -EOPNOTSUPP;
1453
1454 err = ocelot_hw_get_value(info, pin, PINCONF_SCHMITT, &val);
1455 if (err)
1456 return err;
1457
1458 val = !!(val & info->pincfg_data->schmitt_bit);
1459 break;
1460
1461 case PIN_CONFIG_DRIVE_STRENGTH:
1462 err = ocelot_hw_get_value(info, pin, PINCONF_DRIVE_STRENGTH,
1463 &val);
1464 if (err)
1465 return err;
1466 break;
1467
1468 case PIN_CONFIG_OUTPUT:
1469 err = regmap_read(info->map, REG(OCELOT_GPIO_OUT, info, pin),
1470 &val);
1471 if (err)
1472 return err;
1473 val = !!(val & BIT(pin % 32));
1474 break;
1475
1476 case PIN_CONFIG_INPUT_ENABLE:
1477 case PIN_CONFIG_OUTPUT_ENABLE:
1478 err = regmap_read(info->map, REG(OCELOT_GPIO_OE, info, pin),
1479 &val);
1480 if (err)
1481 return err;
1482 val = val & BIT(pin % 32);
1483 if (param == PIN_CONFIG_OUTPUT_ENABLE)
1484 val = !!val;
1485 else
1486 val = !val;
1487 break;
1488
1489 default:
1490 return -EOPNOTSUPP;
1491 }
1492
1493 *config = pinconf_to_config_packed(param, val);
1494
1495 return 0;
1496}
1497
1498static int ocelot_pinconf_set(struct pinctrl_dev *pctldev, unsigned int pin,
1499 unsigned long *configs, unsigned int num_configs)
1500{
1501 struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev);
1502 const struct ocelot_pincfg_data *opd = info->pincfg_data;
1503 u32 param, arg, p;
1504 int cfg, err = 0;
1505
1506 for (cfg = 0; cfg < num_configs; cfg++) {
1507 param = pinconf_to_config_param(configs[cfg]);
1508 arg = pinconf_to_config_argument(configs[cfg]);
1509
1510 switch (param) {
1511 case PIN_CONFIG_BIAS_DISABLE:
1512 case PIN_CONFIG_BIAS_PULL_UP:
1513 case PIN_CONFIG_BIAS_PULL_DOWN:
1514 arg = (param == PIN_CONFIG_BIAS_DISABLE) ? 0 :
1515 (param == PIN_CONFIG_BIAS_PULL_UP) ?
1516 opd->pu_bit : opd->pd_bit;
1517
1518 err = ocelot_hw_set_value(info, pin, PINCONF_BIAS, arg);
1519 if (err)
1520 goto err;
1521
1522 break;
1523
1524 case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
1525 if (!opd->schmitt_bit)
1526 return -EOPNOTSUPP;
1527
1528 arg = arg ? opd->schmitt_bit : 0;
1529 err = ocelot_hw_set_value(info, pin, PINCONF_SCHMITT,
1530 arg);
1531 if (err)
1532 goto err;
1533
1534 break;
1535
1536 case PIN_CONFIG_DRIVE_STRENGTH:
1537 err = ocelot_hw_set_value(info, pin,
1538 PINCONF_DRIVE_STRENGTH,
1539 arg);
1540 if (err)
1541 goto err;
1542
1543 break;
1544
1545 case PIN_CONFIG_OUTPUT_ENABLE:
1546 case PIN_CONFIG_INPUT_ENABLE:
1547 case PIN_CONFIG_OUTPUT:
1548 p = pin % 32;
1549 if (arg)
1550 regmap_write(info->map,
1551 REG(OCELOT_GPIO_OUT_SET, info,
1552 pin),
1553 BIT(p));
1554 else
1555 regmap_write(info->map,
1556 REG(OCELOT_GPIO_OUT_CLR, info,
1557 pin),
1558 BIT(p));
1559 regmap_update_bits(info->map,
1560 REG(OCELOT_GPIO_OE, info, pin),
1561 BIT(p),
1562 param == PIN_CONFIG_INPUT_ENABLE ?
1563 0 : BIT(p));
1564 break;
1565
1566 default:
1567 err = -EOPNOTSUPP;
1568 }
1569 }
1570err:
1571 return err;
1572}
1573
1574static const struct pinconf_ops ocelot_confops = {
1575 .is_generic = true,
1576 .pin_config_get = ocelot_pinconf_get,
1577 .pin_config_set = ocelot_pinconf_set,
1578 .pin_config_config_dbg_show = pinconf_generic_dump_config,
1579};
1580
1581static const struct pinctrl_ops ocelot_pctl_ops = {
1582 .get_groups_count = ocelot_pctl_get_groups_count,
1583 .get_group_name = ocelot_pctl_get_group_name,
1584 .get_group_pins = ocelot_pctl_get_group_pins,
1585 .dt_node_to_map = pinconf_generic_dt_node_to_map_pin,
1586 .dt_free_map = pinconf_generic_dt_free_map,
1587};
1588
1589static struct ocelot_match_data luton_desc = {
1590 .desc = {
1591 .name = "luton-pinctrl",
1592 .pins = luton_pins,
1593 .npins = ARRAY_SIZE(luton_pins),
1594 .pctlops = &ocelot_pctl_ops,
1595 .pmxops = &ocelot_pmx_ops,
1596 .owner = THIS_MODULE,
1597 },
1598};
1599
1600static struct ocelot_match_data serval_desc = {
1601 .desc = {
1602 .name = "serval-pinctrl",
1603 .pins = serval_pins,
1604 .npins = ARRAY_SIZE(serval_pins),
1605 .pctlops = &ocelot_pctl_ops,
1606 .pmxops = &ocelot_pmx_ops,
1607 .owner = THIS_MODULE,
1608 },
1609};
1610
1611static struct ocelot_match_data ocelot_desc = {
1612 .desc = {
1613 .name = "ocelot-pinctrl",
1614 .pins = ocelot_pins,
1615 .npins = ARRAY_SIZE(ocelot_pins),
1616 .pctlops = &ocelot_pctl_ops,
1617 .pmxops = &ocelot_pmx_ops,
1618 .owner = THIS_MODULE,
1619 },
1620};
1621
1622static struct ocelot_match_data jaguar2_desc = {
1623 .desc = {
1624 .name = "jaguar2-pinctrl",
1625 .pins = jaguar2_pins,
1626 .npins = ARRAY_SIZE(jaguar2_pins),
1627 .pctlops = &ocelot_pctl_ops,
1628 .pmxops = &ocelot_pmx_ops,
1629 .owner = THIS_MODULE,
1630 },
1631};
1632
1633static struct ocelot_match_data servalt_desc = {
1634 .desc = {
1635 .name = "servalt-pinctrl",
1636 .pins = servalt_pins,
1637 .npins = ARRAY_SIZE(servalt_pins),
1638 .pctlops = &ocelot_pctl_ops,
1639 .pmxops = &ocelot_pmx_ops,
1640 .owner = THIS_MODULE,
1641 },
1642};
1643
1644static struct ocelot_match_data sparx5_desc = {
1645 .desc = {
1646 .name = "sparx5-pinctrl",
1647 .pins = sparx5_pins,
1648 .npins = ARRAY_SIZE(sparx5_pins),
1649 .pctlops = &ocelot_pctl_ops,
1650 .pmxops = &ocelot_pmx_ops,
1651 .confops = &ocelot_confops,
1652 .owner = THIS_MODULE,
1653 },
1654 .pincfg_data = {
1655 .pd_bit = BIT(4),
1656 .pu_bit = BIT(3),
1657 .drive_bits = GENMASK(1, 0),
1658 .schmitt_bit = BIT(2),
1659 },
1660};
1661
1662static struct ocelot_match_data lan966x_desc = {
1663 .desc = {
1664 .name = "lan966x-pinctrl",
1665 .pins = lan966x_pins,
1666 .npins = ARRAY_SIZE(lan966x_pins),
1667 .pctlops = &ocelot_pctl_ops,
1668 .pmxops = &lan966x_pmx_ops,
1669 .confops = &ocelot_confops,
1670 .owner = THIS_MODULE,
1671 },
1672 .pincfg_data = {
1673 .pd_bit = BIT(3),
1674 .pu_bit = BIT(2),
1675 .drive_bits = GENMASK(1, 0),
1676 },
1677};
1678
1679static int ocelot_create_group_func_map(struct device *dev,
1680 struct ocelot_pinctrl *info)
1681{
1682 int f, npins, i;
1683 u8 *pins = kcalloc(info->desc->npins, sizeof(u8), GFP_KERNEL);
1684
1685 if (!pins)
1686 return -ENOMEM;
1687
1688 for (f = 0; f < FUNC_MAX; f++) {
1689 for (npins = 0, i = 0; i < info->desc->npins; i++) {
1690 if (ocelot_pin_function_idx(info, i, f) >= 0)
1691 pins[npins++] = i;
1692 }
1693
1694 if (!npins)
1695 continue;
1696
1697 info->func[f].ngroups = npins;
1698 info->func[f].groups = devm_kcalloc(dev, npins, sizeof(char *),
1699 GFP_KERNEL);
1700 if (!info->func[f].groups) {
1701 kfree(pins);
1702 return -ENOMEM;
1703 }
1704
1705 for (i = 0; i < npins; i++)
1706 info->func[f].groups[i] =
1707 info->desc->pins[pins[i]].name;
1708 }
1709
1710 kfree(pins);
1711
1712 return 0;
1713}
1714
1715static int ocelot_pinctrl_register(struct platform_device *pdev,
1716 struct ocelot_pinctrl *info)
1717{
1718 int ret;
1719
1720 ret = ocelot_create_group_func_map(&pdev->dev, info);
1721 if (ret) {
1722 dev_err(&pdev->dev, "Unable to create group func map.\n");
1723 return ret;
1724 }
1725
1726 info->pctl = devm_pinctrl_register(&pdev->dev, info->desc, info);
1727 if (IS_ERR(info->pctl)) {
1728 dev_err(&pdev->dev, "Failed to register pinctrl\n");
1729 return PTR_ERR(info->pctl);
1730 }
1731
1732 return 0;
1733}
1734
1735static int ocelot_gpio_get(struct gpio_chip *chip, unsigned int offset)
1736{
1737 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1738 unsigned int val;
1739
1740 regmap_read(info->map, REG(OCELOT_GPIO_IN, info, offset), &val);
1741
1742 return !!(val & BIT(offset % 32));
1743}
1744
1745static void ocelot_gpio_set(struct gpio_chip *chip, unsigned int offset,
1746 int value)
1747{
1748 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1749
1750 if (value)
1751 regmap_write(info->map, REG(OCELOT_GPIO_OUT_SET, info, offset),
1752 BIT(offset % 32));
1753 else
1754 regmap_write(info->map, REG(OCELOT_GPIO_OUT_CLR, info, offset),
1755 BIT(offset % 32));
1756}
1757
1758static int ocelot_gpio_get_direction(struct gpio_chip *chip,
1759 unsigned int offset)
1760{
1761 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1762 unsigned int val;
1763
1764 regmap_read(info->map, REG(OCELOT_GPIO_OE, info, offset), &val);
1765
1766 if (val & BIT(offset % 32))
1767 return GPIO_LINE_DIRECTION_OUT;
1768
1769 return GPIO_LINE_DIRECTION_IN;
1770}
1771
1772static int ocelot_gpio_direction_input(struct gpio_chip *chip,
1773 unsigned int offset)
1774{
1775 return pinctrl_gpio_direction_input(chip->base + offset);
1776}
1777
1778static int ocelot_gpio_direction_output(struct gpio_chip *chip,
1779 unsigned int offset, int value)
1780{
1781 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1782 unsigned int pin = BIT(offset % 32);
1783
1784 if (value)
1785 regmap_write(info->map, REG(OCELOT_GPIO_OUT_SET, info, offset),
1786 pin);
1787 else
1788 regmap_write(info->map, REG(OCELOT_GPIO_OUT_CLR, info, offset),
1789 pin);
1790
1791 return pinctrl_gpio_direction_output(chip->base + offset);
1792}
1793
1794static const struct gpio_chip ocelot_gpiolib_chip = {
1795 .request = gpiochip_generic_request,
1796 .free = gpiochip_generic_free,
1797 .set = ocelot_gpio_set,
1798 .get = ocelot_gpio_get,
1799 .get_direction = ocelot_gpio_get_direction,
1800 .direction_input = ocelot_gpio_direction_input,
1801 .direction_output = ocelot_gpio_direction_output,
1802 .owner = THIS_MODULE,
1803};
1804
1805static void ocelot_irq_mask(struct irq_data *data)
1806{
1807 struct gpio_chip *chip = irq_data_get_irq_chip_data(data);
1808 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1809 unsigned int gpio = irqd_to_hwirq(data);
1810
1811 regmap_update_bits(info->map, REG(OCELOT_GPIO_INTR_ENA, info, gpio),
1812 BIT(gpio % 32), 0);
1813}
1814
1815static void ocelot_irq_unmask(struct irq_data *data)
1816{
1817 struct gpio_chip *chip = irq_data_get_irq_chip_data(data);
1818 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1819 unsigned int gpio = irqd_to_hwirq(data);
1820
1821 regmap_update_bits(info->map, REG(OCELOT_GPIO_INTR_ENA, info, gpio),
1822 BIT(gpio % 32), BIT(gpio % 32));
1823}
1824
1825static void ocelot_irq_ack(struct irq_data *data)
1826{
1827 struct gpio_chip *chip = irq_data_get_irq_chip_data(data);
1828 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1829 unsigned int gpio = irqd_to_hwirq(data);
1830
1831 regmap_write_bits(info->map, REG(OCELOT_GPIO_INTR, info, gpio),
1832 BIT(gpio % 32), BIT(gpio % 32));
1833}
1834
1835static int ocelot_irq_set_type(struct irq_data *data, unsigned int type);
1836
1837static struct irq_chip ocelot_eoi_irqchip = {
1838 .name = "gpio",
1839 .irq_mask = ocelot_irq_mask,
1840 .irq_eoi = ocelot_irq_ack,
1841 .irq_unmask = ocelot_irq_unmask,
1842 .flags = IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED,
1843 .irq_set_type = ocelot_irq_set_type,
1844};
1845
1846static struct irq_chip ocelot_irqchip = {
1847 .name = "gpio",
1848 .irq_mask = ocelot_irq_mask,
1849 .irq_ack = ocelot_irq_ack,
1850 .irq_unmask = ocelot_irq_unmask,
1851 .irq_set_type = ocelot_irq_set_type,
1852};
1853
1854static int ocelot_irq_set_type(struct irq_data *data, unsigned int type)
1855{
1856 type &= IRQ_TYPE_SENSE_MASK;
1857
1858 if (!(type & (IRQ_TYPE_EDGE_BOTH | IRQ_TYPE_LEVEL_HIGH)))
1859 return -EINVAL;
1860
1861 if (type & IRQ_TYPE_LEVEL_HIGH)
1862 irq_set_chip_handler_name_locked(data, &ocelot_eoi_irqchip,
1863 handle_fasteoi_irq, NULL);
1864 if (type & IRQ_TYPE_EDGE_BOTH)
1865 irq_set_chip_handler_name_locked(data, &ocelot_irqchip,
1866 handle_edge_irq, NULL);
1867
1868 return 0;
1869}
1870
1871static void ocelot_irq_handler(struct irq_desc *desc)
1872{
1873 struct irq_chip *parent_chip = irq_desc_get_chip(desc);
1874 struct gpio_chip *chip = irq_desc_get_handler_data(desc);
1875 struct ocelot_pinctrl *info = gpiochip_get_data(chip);
1876 unsigned int id_reg = OCELOT_GPIO_INTR_IDENT * info->stride;
1877 unsigned int reg = 0, irq, i;
1878 unsigned long irqs;
1879
1880 for (i = 0; i < info->stride; i++) {
1881 regmap_read(info->map, id_reg + 4 * i, ®);
1882 if (!reg)
1883 continue;
1884
1885 chained_irq_enter(parent_chip, desc);
1886
1887 irqs = reg;
1888
1889 for_each_set_bit(irq, &irqs,
1890 min(32U, info->desc->npins - 32 * i))
1891 generic_handle_domain_irq(chip->irq.domain, irq + 32 * i);
1892
1893 chained_irq_exit(parent_chip, desc);
1894 }
1895}
1896
1897static int ocelot_gpiochip_register(struct platform_device *pdev,
1898 struct ocelot_pinctrl *info)
1899{
1900 struct gpio_chip *gc;
1901 struct gpio_irq_chip *girq;
1902 int irq;
1903
1904 info->gpio_chip = ocelot_gpiolib_chip;
1905
1906 gc = &info->gpio_chip;
1907 gc->ngpio = info->desc->npins;
1908 gc->parent = &pdev->dev;
1909 gc->base = -1;
1910 gc->label = "ocelot-gpio";
1911
1912 irq = platform_get_irq_optional(pdev, 0);
1913 if (irq > 0) {
1914 girq = &gc->irq;
1915 girq->chip = &ocelot_irqchip;
1916 girq->parent_handler = ocelot_irq_handler;
1917 girq->num_parents = 1;
1918 girq->parents = devm_kcalloc(&pdev->dev, 1,
1919 sizeof(*girq->parents),
1920 GFP_KERNEL);
1921 if (!girq->parents)
1922 return -ENOMEM;
1923 girq->parents[0] = irq;
1924 girq->default_type = IRQ_TYPE_NONE;
1925 girq->handler = handle_edge_irq;
1926 }
1927
1928 return devm_gpiochip_add_data(&pdev->dev, gc, info);
1929}
1930
1931static const struct of_device_id ocelot_pinctrl_of_match[] = {
1932 { .compatible = "mscc,luton-pinctrl", .data = &luton_desc },
1933 { .compatible = "mscc,serval-pinctrl", .data = &serval_desc },
1934 { .compatible = "mscc,ocelot-pinctrl", .data = &ocelot_desc },
1935 { .compatible = "mscc,jaguar2-pinctrl", .data = &jaguar2_desc },
1936 { .compatible = "mscc,servalt-pinctrl", .data = &servalt_desc },
1937 { .compatible = "microchip,sparx5-pinctrl", .data = &sparx5_desc },
1938 { .compatible = "microchip,lan966x-pinctrl", .data = &lan966x_desc },
1939 {},
1940};
1941
1942static struct regmap *ocelot_pinctrl_create_pincfg(struct platform_device *pdev,
1943 const struct ocelot_pinctrl *info)
1944{
1945 void __iomem *base;
1946
1947 const struct regmap_config regmap_config = {
1948 .reg_bits = 32,
1949 .val_bits = 32,
1950 .reg_stride = 4,
1951 .max_register = info->desc->npins * 4,
1952 .name = "pincfg",
1953 };
1954
1955 base = devm_platform_ioremap_resource(pdev, 1);
1956 if (IS_ERR(base)) {
1957 dev_dbg(&pdev->dev, "Failed to ioremap config registers (no extended pinconf)\n");
1958 return NULL;
1959 }
1960
1961 return devm_regmap_init_mmio(&pdev->dev, base, ®map_config);
1962}
1963
1964static int ocelot_pinctrl_probe(struct platform_device *pdev)
1965{
1966 const struct ocelot_match_data *data;
1967 struct device *dev = &pdev->dev;
1968 struct ocelot_pinctrl *info;
1969 struct reset_control *reset;
1970 struct regmap *pincfg;
1971 void __iomem *base;
1972 int ret;
1973 struct regmap_config regmap_config = {
1974 .reg_bits = 32,
1975 .val_bits = 32,
1976 .reg_stride = 4,
1977 };
1978
1979 info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL);
1980 if (!info)
1981 return -ENOMEM;
1982
1983 data = device_get_match_data(dev);
1984 if (!data)
1985 return -EINVAL;
1986
1987 info->desc = devm_kmemdup(dev, &data->desc, sizeof(*info->desc),
1988 GFP_KERNEL);
1989 if (!info->desc)
1990 return -ENOMEM;
1991
1992 info->pincfg_data = &data->pincfg_data;
1993
1994 reset = devm_reset_control_get_optional_shared(dev, "switch");
1995 if (IS_ERR(reset))
1996 return dev_err_probe(dev, PTR_ERR(reset),
1997 "Failed to get reset\n");
1998 reset_control_reset(reset);
1999
2000 base = devm_ioremap_resource(dev,
2001 platform_get_resource(pdev, IORESOURCE_MEM, 0));
2002 if (IS_ERR(base))
2003 return PTR_ERR(base);
2004
2005 info->stride = 1 + (info->desc->npins - 1) / 32;
2006
2007 regmap_config.max_register = OCELOT_GPIO_SD_MAP * info->stride + 15 * 4;
2008
2009 info->map = devm_regmap_init_mmio(dev, base, ®map_config);
2010 if (IS_ERR(info->map)) {
2011 dev_err(dev, "Failed to create regmap\n");
2012 return PTR_ERR(info->map);
2013 }
2014 dev_set_drvdata(dev, info->map);
2015 info->dev = dev;
2016
2017
2018 if (info->desc->confops) {
2019 pincfg = ocelot_pinctrl_create_pincfg(pdev, info);
2020 if (IS_ERR(pincfg))
2021 dev_dbg(dev, "Failed to create pincfg regmap\n");
2022 else
2023 info->pincfg = pincfg;
2024 }
2025
2026 ret = ocelot_pinctrl_register(pdev, info);
2027 if (ret)
2028 return ret;
2029
2030 ret = ocelot_gpiochip_register(pdev, info);
2031 if (ret)
2032 return ret;
2033
2034 dev_info(dev, "driver registered\n");
2035
2036 return 0;
2037}
2038
2039static struct platform_driver ocelot_pinctrl_driver = {
2040 .driver = {
2041 .name = "pinctrl-ocelot",
2042 .of_match_table = of_match_ptr(ocelot_pinctrl_of_match),
2043 .suppress_bind_attrs = true,
2044 },
2045 .probe = ocelot_pinctrl_probe,
2046};
2047builtin_platform_driver(ocelot_pinctrl_driver);
2048
