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freebsd
GitHub Repository: freebsd/freebsd-src
Path: blob/main/sys/contrib/dev/mediatek/mt76/mt7915/soc.c
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1
// SPDX-License-Identifier: ISC
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/* Copyright (C) 2022 MediaTek Inc. */
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4
#include <linux/kernel.h>
5
#include <linux/module.h>
6
#include <linux/platform_device.h>
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#include <linux/pinctrl/consumer.h>
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#include <linux/of.h>
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#include <linux/of_reserved_mem.h>
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#include <linux/iopoll.h>
11
#include <linux/reset.h>
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#include <linux/of_net.h>
13
#include <linux/clk.h>
14
15
#include "mt7915.h"
16
17
#define MT7981_CON_INFRA_VERSION 0x02090000
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#define MT7986_CON_INFRA_VERSION 0x02070000
19
20
/* INFRACFG */
21
#define MT_INFRACFG_CONN2AP_SLPPROT 0x0d0
22
#define MT_INFRACFG_AP2CONN_SLPPROT 0x0d4
23
24
#define MT_INFRACFG_RX_EN_MASK BIT(16)
25
#define MT_INFRACFG_TX_RDY_MASK BIT(4)
26
#define MT_INFRACFG_TX_EN_MASK BIT(0)
27
28
/* TOP POS */
29
#define MT_TOP_POS_FAST_CTRL 0x114
30
#define MT_TOP_POS_FAST_EN_MASK BIT(3)
31
32
#define MT_TOP_POS_SKU 0x21c
33
#define MT_TOP_POS_SKU_MASK GENMASK(31, 28)
34
#define MT_TOP_POS_SKU_ADIE_DBDC_MASK BIT(2)
35
36
enum {
37
ADIE_SB,
38
ADIE_DBDC
39
};
40
41
static int
42
mt76_wmac_spi_read(struct mt7915_dev *dev, u8 adie, u32 addr, u32 *val)
43
{
44
int ret;
45
u32 cur;
46
47
ret = read_poll_timeout(mt76_rr, cur, !(cur & MT_TOP_SPI_POLLING_BIT),
48
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
49
dev, MT_TOP_SPI_BUSY_CR(adie));
50
if (ret)
51
return ret;
52
53
mt76_wr(dev, MT_TOP_SPI_ADDR_CR(adie),
54
MT_TOP_SPI_READ_ADDR_FORMAT | addr);
55
mt76_wr(dev, MT_TOP_SPI_WRITE_DATA_CR(adie), 0);
56
57
ret = read_poll_timeout(mt76_rr, cur, !(cur & MT_TOP_SPI_POLLING_BIT),
58
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
59
dev, MT_TOP_SPI_BUSY_CR(adie));
60
if (ret)
61
return ret;
62
63
*val = mt76_rr(dev, MT_TOP_SPI_READ_DATA_CR(adie));
64
65
return 0;
66
}
67
68
static int
69
mt76_wmac_spi_write(struct mt7915_dev *dev, u8 adie, u32 addr, u32 val)
70
{
71
int ret;
72
u32 cur;
73
74
ret = read_poll_timeout(mt76_rr, cur, !(cur & MT_TOP_SPI_POLLING_BIT),
75
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
76
dev, MT_TOP_SPI_BUSY_CR(adie));
77
if (ret)
78
return ret;
79
80
mt76_wr(dev, MT_TOP_SPI_ADDR_CR(adie),
81
MT_TOP_SPI_WRITE_ADDR_FORMAT | addr);
82
mt76_wr(dev, MT_TOP_SPI_WRITE_DATA_CR(adie), val);
83
84
return read_poll_timeout(mt76_rr, cur, !(cur & MT_TOP_SPI_POLLING_BIT),
85
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
86
dev, MT_TOP_SPI_BUSY_CR(adie));
87
}
88
89
static int
90
mt76_wmac_spi_rmw(struct mt7915_dev *dev, u8 adie,
91
u32 addr, u32 mask, u32 val)
92
{
93
u32 cur, ret;
94
95
ret = mt76_wmac_spi_read(dev, adie, addr, &cur);
96
if (ret)
97
return ret;
98
99
cur &= ~mask;
100
cur |= val;
101
102
return mt76_wmac_spi_write(dev, adie, addr, cur);
103
}
104
105
static int
106
mt7986_wmac_adie_efuse_read(struct mt7915_dev *dev, u8 adie,
107
u32 addr, u32 *data)
108
{
109
int ret, temp;
110
u32 val, mask;
111
112
ret = mt76_wmac_spi_write(dev, adie, MT_ADIE_EFUSE_CFG,
113
MT_ADIE_EFUSE_CTRL_MASK);
114
if (ret)
115
return ret;
116
117
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_EFUSE2_CTRL, BIT(30), 0x0);
118
if (ret)
119
return ret;
120
121
mask = (MT_ADIE_EFUSE_MODE_MASK | MT_ADIE_EFUSE_ADDR_MASK |
122
MT_ADIE_EFUSE_KICK_MASK);
123
val = FIELD_PREP(MT_ADIE_EFUSE_MODE_MASK, 0) |
124
FIELD_PREP(MT_ADIE_EFUSE_ADDR_MASK, addr) |
125
FIELD_PREP(MT_ADIE_EFUSE_KICK_MASK, 1);
126
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_EFUSE2_CTRL, mask, val);
127
if (ret)
128
return ret;
129
130
ret = read_poll_timeout(mt76_wmac_spi_read, temp,
131
!temp && !FIELD_GET(MT_ADIE_EFUSE_KICK_MASK, val),
132
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
133
dev, adie, MT_ADIE_EFUSE2_CTRL, &val);
134
if (ret)
135
return ret;
136
137
ret = mt76_wmac_spi_read(dev, adie, MT_ADIE_EFUSE2_CTRL, &val);
138
if (ret)
139
return ret;
140
141
if (FIELD_GET(MT_ADIE_EFUSE_VALID_MASK, val) == 1)
142
ret = mt76_wmac_spi_read(dev, adie, MT_ADIE_EFUSE_RDATA0,
143
data);
144
145
return ret;
146
}
147
148
static inline void mt76_wmac_spi_lock(struct mt7915_dev *dev)
149
{
150
u32 cur;
151
152
read_poll_timeout(mt76_rr, cur,
153
FIELD_GET(MT_SEMA_RFSPI_STATUS_MASK, cur),
154
1000, 1000 * MSEC_PER_SEC, false, dev,
155
MT_SEMA_RFSPI_STATUS);
156
}
157
158
static inline void mt76_wmac_spi_unlock(struct mt7915_dev *dev)
159
{
160
mt76_wr(dev, MT_SEMA_RFSPI_RELEASE, 1);
161
}
162
163
static u32 mt76_wmac_rmw(void __iomem *base, u32 offset, u32 mask, u32 val)
164
{
165
val |= readl(base + offset) & ~mask;
166
writel(val, base + offset);
167
168
return val;
169
}
170
171
static u8 mt798x_wmac_check_adie_type(struct mt7915_dev *dev)
172
{
173
u32 val;
174
175
/* Only DBDC A-die is used with MT7981 */
176
if (is_mt7981(&dev->mt76))
177
return ADIE_DBDC;
178
179
val = readl(dev->sku + MT_TOP_POS_SKU);
180
181
return FIELD_GET(MT_TOP_POS_SKU_ADIE_DBDC_MASK, val);
182
}
183
184
static int mt7986_wmac_consys_reset(struct mt7915_dev *dev, bool enable)
185
{
186
if (!enable)
187
return reset_control_assert(dev->rstc);
188
189
mt76_wmac_rmw(dev->sku, MT_TOP_POS_FAST_CTRL,
190
MT_TOP_POS_FAST_EN_MASK,
191
FIELD_PREP(MT_TOP_POS_FAST_EN_MASK, 0x1));
192
193
return reset_control_deassert(dev->rstc);
194
}
195
196
static int mt7986_wmac_gpio_setup(struct mt7915_dev *dev)
197
{
198
struct pinctrl_state *state;
199
struct pinctrl *pinctrl;
200
int ret;
201
u8 type;
202
203
type = mt798x_wmac_check_adie_type(dev);
204
pinctrl = devm_pinctrl_get(dev->mt76.dev);
205
if (IS_ERR(pinctrl))
206
return PTR_ERR(pinctrl);
207
208
switch (type) {
209
case ADIE_SB:
210
state = pinctrl_lookup_state(pinctrl, "default");
211
if (IS_ERR_OR_NULL(state))
212
return -EINVAL;
213
break;
214
case ADIE_DBDC:
215
state = pinctrl_lookup_state(pinctrl, "dbdc");
216
if (IS_ERR_OR_NULL(state))
217
return -EINVAL;
218
break;
219
default:
220
return -EINVAL;
221
}
222
223
ret = pinctrl_select_state(pinctrl, state);
224
if (ret)
225
return ret;
226
227
usleep_range(500, 1000);
228
229
return 0;
230
}
231
232
static int mt7986_wmac_consys_lockup(struct mt7915_dev *dev, bool enable)
233
{
234
int ret;
235
u32 cur;
236
237
mt76_wmac_rmw(dev->dcm, MT_INFRACFG_AP2CONN_SLPPROT,
238
MT_INFRACFG_RX_EN_MASK,
239
FIELD_PREP(MT_INFRACFG_RX_EN_MASK, enable));
240
ret = read_poll_timeout(readl, cur, !(cur & MT_INFRACFG_RX_EN_MASK),
241
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
242
dev->dcm + MT_INFRACFG_AP2CONN_SLPPROT);
243
if (ret)
244
return ret;
245
246
mt76_wmac_rmw(dev->dcm, MT_INFRACFG_AP2CONN_SLPPROT,
247
MT_INFRACFG_TX_EN_MASK,
248
FIELD_PREP(MT_INFRACFG_TX_EN_MASK, enable));
249
ret = read_poll_timeout(readl, cur, !(cur & MT_INFRACFG_TX_RDY_MASK),
250
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
251
dev->dcm + MT_INFRACFG_AP2CONN_SLPPROT);
252
if (ret)
253
return ret;
254
255
mt76_wmac_rmw(dev->dcm, MT_INFRACFG_CONN2AP_SLPPROT,
256
MT_INFRACFG_RX_EN_MASK,
257
FIELD_PREP(MT_INFRACFG_RX_EN_MASK, enable));
258
mt76_wmac_rmw(dev->dcm, MT_INFRACFG_CONN2AP_SLPPROT,
259
MT_INFRACFG_TX_EN_MASK,
260
FIELD_PREP(MT_INFRACFG_TX_EN_MASK, enable));
261
262
return 0;
263
}
264
265
static int mt798x_wmac_coninfra_check(struct mt7915_dev *dev)
266
{
267
u32 cur;
268
u32 con_infra_version;
269
270
if (is_mt7981(&dev->mt76)) {
271
con_infra_version = MT7981_CON_INFRA_VERSION;
272
} else if (is_mt7986(&dev->mt76)) {
273
con_infra_version = MT7986_CON_INFRA_VERSION;
274
} else {
275
WARN_ON(1);
276
return -EINVAL;
277
}
278
279
return read_poll_timeout(mt76_rr, cur, (cur == con_infra_version),
280
USEC_PER_MSEC, 50 * USEC_PER_MSEC,
281
false, dev, MT_CONN_INFRA_BASE);
282
}
283
284
static int mt798x_wmac_coninfra_setup(struct mt7915_dev *dev)
285
{
286
struct device *pdev = dev->mt76.dev;
287
struct reserved_mem *rmem;
288
struct device_node *np;
289
u32 val;
290
291
np = of_parse_phandle(pdev->of_node, "memory-region", 0);
292
if (!np)
293
return -EINVAL;
294
295
rmem = of_reserved_mem_lookup(np);
296
of_node_put(np);
297
if (!rmem)
298
return -EINVAL;
299
300
val = (rmem->base >> 16) & MT_TOP_MCU_EMI_BASE_MASK;
301
302
if (is_mt7986(&dev->mt76)) {
303
/* Set conninfra subsys PLL check */
304
mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS,
305
MT_INFRA_CKGEN_BUS_RDY_SEL_MASK, 0x1);
306
mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS,
307
MT_INFRA_CKGEN_BUS_RDY_SEL_MASK, 0x1);
308
}
309
310
mt76_rmw_field(dev, MT_TOP_MCU_EMI_BASE,
311
MT_TOP_MCU_EMI_BASE_MASK, val);
312
313
if (is_mt7981(&dev->mt76)) {
314
mt76_rmw_field(dev, MT_TOP_WF_AP_PERI_BASE,
315
MT_TOP_WF_AP_PERI_BASE_MASK, 0x300d0000 >> 16);
316
317
mt76_rmw_field(dev, MT_TOP_EFUSE_BASE,
318
MT_TOP_EFUSE_BASE_MASK, 0x11f20000 >> 16);
319
}
320
321
mt76_wr(dev, MT_INFRA_BUS_EMI_START, rmem->base);
322
mt76_wr(dev, MT_INFRA_BUS_EMI_END, rmem->size);
323
324
mt76_rr(dev, MT_CONN_INFRA_EFUSE);
325
326
/* Set conninfra sysram */
327
mt76_wr(dev, MT_TOP_RGU_SYSRAM_PDN, 0);
328
mt76_wr(dev, MT_TOP_RGU_SYSRAM_SLP, 1);
329
330
return 0;
331
}
332
333
static int mt798x_wmac_sku_setup(struct mt7915_dev *dev, u32 *adie_type)
334
{
335
int ret;
336
u32 adie_main = 0, adie_ext = 0;
337
338
mt76_rmw_field(dev, MT_CONN_INFRA_ADIE_RESET,
339
MT_CONN_INFRA_ADIE1_RESET_MASK, 0x1);
340
341
if (is_mt7986(&dev->mt76)) {
342
mt76_rmw_field(dev, MT_CONN_INFRA_ADIE_RESET,
343
MT_CONN_INFRA_ADIE2_RESET_MASK, 0x1);
344
}
345
346
mt76_wmac_spi_lock(dev);
347
348
ret = mt76_wmac_spi_read(dev, 0, MT_ADIE_CHIP_ID, &adie_main);
349
if (ret)
350
goto out;
351
352
if (is_mt7986(&dev->mt76)) {
353
ret = mt76_wmac_spi_read(dev, 1, MT_ADIE_CHIP_ID, &adie_ext);
354
if (ret)
355
goto out;
356
}
357
358
*adie_type = FIELD_GET(MT_ADIE_CHIP_ID_MASK, adie_main) |
359
(MT_ADIE_CHIP_ID_MASK & adie_ext);
360
361
out:
362
mt76_wmac_spi_unlock(dev);
363
364
return 0;
365
}
366
367
static inline u16 mt7986_adie_idx(u8 adie, u32 adie_type)
368
{
369
if (adie == 0)
370
return u32_get_bits(adie_type, MT_ADIE_IDX0);
371
else
372
return u32_get_bits(adie_type, MT_ADIE_IDX1);
373
}
374
375
static inline bool is_7975(struct mt7915_dev *dev, u8 adie, u32 adie_type)
376
{
377
return mt7986_adie_idx(adie, adie_type) == 0x7975;
378
}
379
380
static inline bool is_7976(struct mt7915_dev *dev, u8 adie, u32 adie_type)
381
{
382
return mt7986_adie_idx(adie, adie_type) == 0x7976;
383
}
384
385
static int mt7986_wmac_adie_thermal_cal(struct mt7915_dev *dev, u8 adie)
386
{
387
int ret;
388
u32 data, val;
389
390
ret = mt7986_wmac_adie_efuse_read(dev, adie, MT_ADIE_THADC_ANALOG,
391
&data);
392
if (ret || FIELD_GET(MT_ADIE_ANA_EN_MASK, data)) {
393
val = FIELD_GET(MT_ADIE_VRPI_SEL_EFUSE_MASK, data);
394
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_RG_TOP_THADC_BG,
395
MT_ADIE_VRPI_SEL_CR_MASK,
396
FIELD_PREP(MT_ADIE_VRPI_SEL_CR_MASK, val));
397
if (ret)
398
return ret;
399
400
val = FIELD_GET(MT_ADIE_PGA_GAIN_EFUSE_MASK, data);
401
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_RG_TOP_THADC,
402
MT_ADIE_PGA_GAIN_MASK,
403
FIELD_PREP(MT_ADIE_PGA_GAIN_MASK, val));
404
if (ret)
405
return ret;
406
}
407
408
ret = mt7986_wmac_adie_efuse_read(dev, adie, MT_ADIE_THADC_SLOP,
409
&data);
410
if (ret || FIELD_GET(MT_ADIE_ANA_EN_MASK, data)) {
411
val = FIELD_GET(MT_ADIE_LDO_CTRL_EFUSE_MASK, data);
412
413
return mt76_wmac_spi_rmw(dev, adie, MT_ADIE_RG_TOP_THADC,
414
MT_ADIE_LDO_CTRL_MASK,
415
FIELD_PREP(MT_ADIE_LDO_CTRL_MASK, val));
416
}
417
418
return 0;
419
}
420
421
static int
422
mt7986_read_efuse_xo_trim_7976(struct mt7915_dev *dev, u8 adie,
423
bool is_40m, int *result)
424
{
425
int ret;
426
u32 data, addr;
427
428
addr = is_40m ? MT_ADIE_XTAL_AXM_40M_OSC : MT_ADIE_XTAL_AXM_80M_OSC;
429
ret = mt7986_wmac_adie_efuse_read(dev, adie, addr, &data);
430
if (ret)
431
return ret;
432
433
if (!FIELD_GET(MT_ADIE_XO_TRIM_EN_MASK, data)) {
434
*result = 64;
435
} else {
436
*result = FIELD_GET(MT_ADIE_TRIM_MASK, data);
437
addr = is_40m ? MT_ADIE_XTAL_TRIM1_40M_OSC :
438
MT_ADIE_XTAL_TRIM1_80M_OSC;
439
ret = mt7986_wmac_adie_efuse_read(dev, adie, addr, &data);
440
if (ret)
441
return ret;
442
443
if (FIELD_GET(MT_ADIE_XO_TRIM_EN_MASK, data) &&
444
FIELD_GET(MT_ADIE_XTAL_DECREASE_MASK, data))
445
*result -= FIELD_GET(MT_ADIE_EFUSE_TRIM_MASK, data);
446
else if (FIELD_GET(MT_ADIE_XO_TRIM_EN_MASK, data))
447
*result += FIELD_GET(MT_ADIE_EFUSE_TRIM_MASK, data);
448
449
*result = max(0, min(127, *result));
450
}
451
452
return 0;
453
}
454
455
static int mt7986_wmac_adie_xtal_trim_7976(struct mt7915_dev *dev, u8 adie)
456
{
457
int ret, trim_80m, trim_40m;
458
u32 data, val, mode;
459
460
ret = mt7986_wmac_adie_efuse_read(dev, adie, MT_ADIE_XO_TRIM_FLOW,
461
&data);
462
if (ret || !FIELD_GET(BIT(1), data))
463
return 0;
464
465
ret = mt7986_read_efuse_xo_trim_7976(dev, adie, false, &trim_80m);
466
if (ret)
467
return ret;
468
469
ret = mt7986_read_efuse_xo_trim_7976(dev, adie, true, &trim_40m);
470
if (ret)
471
return ret;
472
473
ret = mt76_wmac_spi_read(dev, adie, MT_ADIE_RG_STRAP_PIN_IN, &val);
474
if (ret)
475
return ret;
476
477
mode = FIELD_PREP(GENMASK(6, 4), val);
478
if (!mode || mode == 0x2) {
479
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_XTAL_C1,
480
GENMASK(31, 24),
481
FIELD_PREP(GENMASK(31, 24), trim_80m));
482
if (ret)
483
return ret;
484
485
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_XTAL_C2,
486
GENMASK(31, 24),
487
FIELD_PREP(GENMASK(31, 24), trim_80m));
488
} else if (mode == 0x3 || mode == 0x4 || mode == 0x6) {
489
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_XTAL_C1,
490
GENMASK(23, 16),
491
FIELD_PREP(GENMASK(23, 16), trim_40m));
492
if (ret)
493
return ret;
494
495
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_XTAL_C2,
496
GENMASK(23, 16),
497
FIELD_PREP(GENMASK(23, 16), trim_40m));
498
}
499
500
return ret;
501
}
502
503
static int mt798x_wmac_adie_patch_7976(struct mt7915_dev *dev, u8 adie)
504
{
505
u32 id, version, rg_xo_01, rg_xo_03;
506
int ret;
507
508
ret = mt76_wmac_spi_read(dev, adie, MT_ADIE_CHIP_ID, &id);
509
if (ret)
510
return ret;
511
512
version = FIELD_GET(MT_ADIE_VERSION_MASK, id);
513
514
ret = mt76_wmac_spi_write(dev, adie, MT_ADIE_RG_TOP_THADC, 0x4a563b00);
515
if (ret)
516
return ret;
517
518
if (version == 0x8a00 || version == 0x8a10 ||
519
version == 0x8b00 || version == 0x8c10) {
520
rg_xo_01 = 0x1d59080f;
521
rg_xo_03 = 0x34c00fe0;
522
} else {
523
if (is_mt7981(&dev->mt76)) {
524
rg_xo_01 = 0x1959c80f;
525
} else if (is_mt7986(&dev->mt76)) {
526
rg_xo_01 = 0x1959f80f;
527
} else {
528
WARN_ON(1);
529
return -EINVAL;
530
}
531
rg_xo_03 = 0x34d00fe0;
532
}
533
534
ret = mt76_wmac_spi_write(dev, adie, MT_ADIE_RG_XO_01, rg_xo_01);
535
if (ret)
536
return ret;
537
538
return mt76_wmac_spi_write(dev, adie, MT_ADIE_RG_XO_03, rg_xo_03);
539
}
540
541
static int
542
mt7986_read_efuse_xo_trim_7975(struct mt7915_dev *dev, u8 adie,
543
u32 addr, u32 *result)
544
{
545
int ret;
546
u32 data;
547
548
ret = mt7986_wmac_adie_efuse_read(dev, adie, addr, &data);
549
if (ret)
550
return ret;
551
552
if ((data & MT_ADIE_XO_TRIM_EN_MASK)) {
553
if ((data & MT_ADIE_XTAL_DECREASE_MASK))
554
*result -= (data & MT_ADIE_EFUSE_TRIM_MASK);
555
else
556
*result += (data & MT_ADIE_EFUSE_TRIM_MASK);
557
558
*result = (*result & MT_ADIE_TRIM_MASK);
559
}
560
561
return 0;
562
}
563
564
static int mt7986_wmac_adie_xtal_trim_7975(struct mt7915_dev *dev, u8 adie)
565
{
566
int ret;
567
u32 data, result = 0, value;
568
569
ret = mt7986_wmac_adie_efuse_read(dev, adie, MT_ADIE_7975_XTAL_EN,
570
&data);
571
if (ret || !(data & BIT(1)))
572
return 0;
573
574
ret = mt7986_wmac_adie_efuse_read(dev, adie, MT_ADIE_7975_XTAL_CAL,
575
&data);
576
if (ret)
577
return ret;
578
579
if (data & MT_ADIE_XO_TRIM_EN_MASK)
580
result = (data & MT_ADIE_TRIM_MASK);
581
582
ret = mt7986_read_efuse_xo_trim_7975(dev, adie, MT_ADIE_7975_XO_TRIM2,
583
&result);
584
if (ret)
585
return ret;
586
587
ret = mt7986_read_efuse_xo_trim_7975(dev, adie, MT_ADIE_7975_XO_TRIM3,
588
&result);
589
if (ret)
590
return ret;
591
592
ret = mt7986_read_efuse_xo_trim_7975(dev, adie, MT_ADIE_7975_XO_TRIM4,
593
&result);
594
if (ret)
595
return ret;
596
597
/* Update trim value to C1 and C2*/
598
value = FIELD_GET(MT_ADIE_7975_XO_CTRL2_C1_MASK, result) |
599
FIELD_GET(MT_ADIE_7975_XO_CTRL2_C2_MASK, result);
600
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_7975_XO_CTRL2,
601
MT_ADIE_7975_XO_CTRL2_MASK, value);
602
if (ret)
603
return ret;
604
605
ret = mt76_wmac_spi_read(dev, adie, MT_ADIE_7975_XTAL, &value);
606
if (ret)
607
return ret;
608
609
if (value & MT_ADIE_7975_XTAL_EN_MASK) {
610
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_7975_XO_2,
611
MT_ADIE_7975_XO_2_FIX_EN, 0x0);
612
if (ret)
613
return ret;
614
}
615
616
return mt76_wmac_spi_rmw(dev, adie, MT_ADIE_7975_XO_CTRL6,
617
MT_ADIE_7975_XO_CTRL6_MASK, 0x1);
618
}
619
620
static int mt7986_wmac_adie_patch_7975(struct mt7915_dev *dev, u8 adie)
621
{
622
int ret;
623
624
/* disable CAL LDO and fine tune RFDIG LDO */
625
ret = mt76_wmac_spi_write(dev, adie, 0x348, 0x00000002);
626
if (ret)
627
return ret;
628
629
ret = mt76_wmac_spi_write(dev, adie, 0x378, 0x00000002);
630
if (ret)
631
return ret;
632
633
ret = mt76_wmac_spi_write(dev, adie, 0x3a8, 0x00000002);
634
if (ret)
635
return ret;
636
637
ret = mt76_wmac_spi_write(dev, adie, 0x3d8, 0x00000002);
638
if (ret)
639
return ret;
640
641
/* set CKA driving and filter */
642
ret = mt76_wmac_spi_write(dev, adie, 0xa1c, 0x30000aaa);
643
if (ret)
644
return ret;
645
646
/* set CKB LDO to 1.4V */
647
ret = mt76_wmac_spi_write(dev, adie, 0xa84, 0x8470008a);
648
if (ret)
649
return ret;
650
651
/* turn on SX0 LTBUF */
652
if (is_mt7981(&dev->mt76)) {
653
ret = mt76_wmac_spi_write(dev, adie, 0x074, 0x00000007);
654
} else if (is_mt7986(&dev->mt76)) {
655
ret = mt76_wmac_spi_write(dev, adie, 0x074, 0x00000002);
656
} else {
657
WARN_ON(1);
658
return -EINVAL;
659
}
660
661
if (ret)
662
return ret;
663
664
/* CK_BUF_SW_EN = 1 (all buf in manual mode.) */
665
ret = mt76_wmac_spi_write(dev, adie, 0xaa4, 0x01001fc0);
666
if (ret)
667
return ret;
668
669
/* BT mode/WF normal mode 00000005 */
670
ret = mt76_wmac_spi_write(dev, adie, 0x070, 0x00000005);
671
if (ret)
672
return ret;
673
674
/* BG thermal sensor offset update */
675
ret = mt76_wmac_spi_write(dev, adie, 0x344, 0x00000088);
676
if (ret)
677
return ret;
678
679
ret = mt76_wmac_spi_write(dev, adie, 0x374, 0x00000088);
680
if (ret)
681
return ret;
682
683
ret = mt76_wmac_spi_write(dev, adie, 0x3a4, 0x00000088);
684
if (ret)
685
return ret;
686
687
ret = mt76_wmac_spi_write(dev, adie, 0x3d4, 0x00000088);
688
if (ret)
689
return ret;
690
691
/* set WCON VDD IPTAT to "0000" */
692
ret = mt76_wmac_spi_write(dev, adie, 0xa80, 0x44d07000);
693
if (ret)
694
return ret;
695
696
/* change back LTBUF SX3 drving to default value */
697
ret = mt76_wmac_spi_write(dev, adie, 0xa88, 0x3900aaaa);
698
if (ret)
699
return ret;
700
701
/* SM input cap off */
702
ret = mt76_wmac_spi_write(dev, adie, 0x2c4, 0x00000000);
703
if (ret)
704
return ret;
705
706
/* set CKB driving and filter */
707
if (is_mt7986(&dev->mt76))
708
return mt76_wmac_spi_write(dev, adie, 0x2c8, 0x00000072);
709
710
return ret;
711
}
712
713
static int mt7986_wmac_adie_cfg(struct mt7915_dev *dev, u8 adie, u32 adie_type)
714
{
715
int ret;
716
717
mt76_wmac_spi_lock(dev);
718
ret = mt76_wmac_spi_write(dev, adie, MT_ADIE_CLK_EN, ~0);
719
if (ret)
720
goto out;
721
722
if (is_7975(dev, adie, adie_type)) {
723
ret = mt76_wmac_spi_rmw(dev, adie, MT_ADIE_7975_COCLK,
724
BIT(1), 0x1);
725
if (ret)
726
goto out;
727
728
ret = mt7986_wmac_adie_thermal_cal(dev, adie);
729
if (ret)
730
goto out;
731
732
ret = mt7986_wmac_adie_xtal_trim_7975(dev, adie);
733
if (ret)
734
goto out;
735
736
ret = mt7986_wmac_adie_patch_7975(dev, adie);
737
} else if (is_7976(dev, adie, adie_type)) {
738
if (mt798x_wmac_check_adie_type(dev) == ADIE_DBDC) {
739
ret = mt76_wmac_spi_write(dev, adie,
740
MT_ADIE_WRI_CK_SEL, 0x1c);
741
if (ret)
742
goto out;
743
}
744
745
ret = mt7986_wmac_adie_thermal_cal(dev, adie);
746
if (ret)
747
goto out;
748
749
ret = mt7986_wmac_adie_xtal_trim_7976(dev, adie);
750
if (ret)
751
goto out;
752
753
ret = mt798x_wmac_adie_patch_7976(dev, adie);
754
}
755
out:
756
mt76_wmac_spi_unlock(dev);
757
758
return ret;
759
}
760
761
static int
762
mt7986_wmac_afe_cal(struct mt7915_dev *dev, u8 adie, bool dbdc, u32 adie_type)
763
{
764
int ret;
765
u8 idx;
766
u32 txcal;
767
768
mt76_wmac_spi_lock(dev);
769
if (is_7975(dev, adie, adie_type))
770
ret = mt76_wmac_spi_write(dev, adie,
771
MT_AFE_RG_ENCAL_WBTAC_IF_SW,
772
0x80000000);
773
else
774
ret = mt76_wmac_spi_write(dev, adie,
775
MT_AFE_RG_ENCAL_WBTAC_IF_SW,
776
0x88888005);
777
if (ret)
778
goto out;
779
780
idx = dbdc ? ADIE_DBDC : adie;
781
782
mt76_rmw_field(dev, MT_AFE_DIG_EN_01(idx),
783
MT_AFE_RG_WBG_EN_RCK_MASK, 0x1);
784
usleep_range(60, 100);
785
786
mt76_rmw(dev, MT_AFE_DIG_EN_01(idx),
787
MT_AFE_RG_WBG_EN_RCK_MASK, 0x0);
788
789
mt76_rmw_field(dev, MT_AFE_DIG_EN_03(idx),
790
MT_AFE_RG_WBG_EN_BPLL_UP_MASK, 0x1);
791
usleep_range(30, 100);
792
793
mt76_rmw_field(dev, MT_AFE_DIG_EN_03(idx),
794
MT_AFE_RG_WBG_EN_WPLL_UP_MASK, 0x1);
795
usleep_range(60, 100);
796
797
txcal = (MT_AFE_RG_WBG_EN_TXCAL_BT |
798
MT_AFE_RG_WBG_EN_TXCAL_WF0 |
799
MT_AFE_RG_WBG_EN_TXCAL_WF1 |
800
MT_AFE_RG_WBG_EN_TXCAL_WF2 |
801
MT_AFE_RG_WBG_EN_TXCAL_WF3);
802
if (is_mt7981(&dev->mt76))
803
txcal |= MT_AFE_RG_WBG_EN_TXCAL_WF4;
804
805
mt76_set(dev, MT_AFE_DIG_EN_01(idx), txcal);
806
usleep_range(800, 1000);
807
808
mt76_clear(dev, MT_AFE_DIG_EN_01(idx), txcal);
809
mt76_rmw(dev, MT_AFE_DIG_EN_03(idx),
810
MT_AFE_RG_WBG_EN_PLL_UP_MASK, 0x0);
811
812
ret = mt76_wmac_spi_write(dev, adie, MT_AFE_RG_ENCAL_WBTAC_IF_SW,
813
0x5);
814
815
out:
816
mt76_wmac_spi_unlock(dev);
817
818
return ret;
819
}
820
821
static void mt7986_wmac_subsys_pll_initial(struct mt7915_dev *dev, u8 band)
822
{
823
mt76_rmw(dev, MT_AFE_PLL_STB_TIME(band),
824
MT_AFE_PLL_STB_TIME_MASK, MT_AFE_PLL_STB_TIME_VAL);
825
826
mt76_rmw(dev, MT_AFE_DIG_EN_02(band),
827
MT_AFE_PLL_CFG_MASK, MT_AFE_PLL_CFG_VAL);
828
829
mt76_rmw(dev, MT_AFE_DIG_TOP_01(band),
830
MT_AFE_DIG_TOP_01_MASK, MT_AFE_DIG_TOP_01_VAL);
831
}
832
833
static void mt7986_wmac_subsys_setting(struct mt7915_dev *dev)
834
{
835
/* Subsys pll init */
836
mt7986_wmac_subsys_pll_initial(dev, 0);
837
mt7986_wmac_subsys_pll_initial(dev, 1);
838
839
/* Set legacy OSC control stable time*/
840
mt76_rmw(dev, MT_CONN_INFRA_OSC_RC_EN,
841
MT_CONN_INFRA_OSC_RC_EN_MASK, 0x0);
842
mt76_rmw(dev, MT_CONN_INFRA_OSC_CTRL,
843
MT_CONN_INFRA_OSC_STB_TIME_MASK, 0x80706);
844
845
/* prevent subsys from power on/of in a short time interval */
846
mt76_rmw(dev, MT_TOP_WFSYS_PWR,
847
MT_TOP_PWR_ACK_MASK | MT_TOP_PWR_KEY_MASK,
848
MT_TOP_PWR_KEY);
849
}
850
851
static int mt7986_wmac_bus_timeout(struct mt7915_dev *dev)
852
{
853
mt76_rmw_field(dev, MT_INFRA_BUS_OFF_TIMEOUT,
854
MT_INFRA_BUS_TIMEOUT_LIMIT_MASK, 0x2);
855
856
mt76_rmw_field(dev, MT_INFRA_BUS_OFF_TIMEOUT,
857
MT_INFRA_BUS_TIMEOUT_EN_MASK, 0xf);
858
859
mt76_rmw_field(dev, MT_INFRA_BUS_ON_TIMEOUT,
860
MT_INFRA_BUS_TIMEOUT_LIMIT_MASK, 0xc);
861
862
mt76_rmw_field(dev, MT_INFRA_BUS_ON_TIMEOUT,
863
MT_INFRA_BUS_TIMEOUT_EN_MASK, 0xf);
864
865
return mt798x_wmac_coninfra_check(dev);
866
}
867
868
static void mt7986_wmac_clock_enable(struct mt7915_dev *dev, u32 adie_type)
869
{
870
u32 cur;
871
872
mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS_WPLL_DIV_1,
873
MT_INFRA_CKGEN_DIV_SEL_MASK, 0x1);
874
875
mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS_WPLL_DIV_2,
876
MT_INFRA_CKGEN_DIV_SEL_MASK, 0x1);
877
878
mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS_WPLL_DIV_1,
879
MT_INFRA_CKGEN_DIV_EN_MASK, 0x1);
880
881
mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS_WPLL_DIV_2,
882
MT_INFRA_CKGEN_DIV_EN_MASK, 0x1);
883
884
mt76_rmw_field(dev, MT_INFRA_CKGEN_RFSPI_WPLL_DIV,
885
MT_INFRA_CKGEN_DIV_SEL_MASK, 0x8);
886
887
mt76_rmw_field(dev, MT_INFRA_CKGEN_RFSPI_WPLL_DIV,
888
MT_INFRA_CKGEN_DIV_EN_MASK, 0x1);
889
890
mt76_rmw_field(dev, MT_INFRA_CKGEN_BUS,
891
MT_INFRA_CKGEN_BUS_CLK_SEL_MASK, 0x0);
892
893
mt76_rmw_field(dev, MT_CONN_INFRA_HW_CTRL,
894
MT_CONN_INFRA_HW_CTRL_MASK, 0x1);
895
896
mt76_rmw(dev, MT_TOP_CONN_INFRA_WAKEUP,
897
MT_TOP_CONN_INFRA_WAKEUP_MASK, 0x1);
898
899
usleep_range(900, 1000);
900
901
mt76_wmac_spi_lock(dev);
902
if (is_7975(dev, 0, adie_type) || is_7976(dev, 0, adie_type)) {
903
mt76_rmw_field(dev, MT_ADIE_SLP_CTRL_CK0(0),
904
MT_SLP_CTRL_EN_MASK, 0x1);
905
906
read_poll_timeout(mt76_rr, cur, !(cur & MT_SLP_CTRL_BSY_MASK),
907
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
908
dev, MT_ADIE_SLP_CTRL_CK0(0));
909
}
910
if (is_7975(dev, 1, adie_type) || is_7976(dev, 1, adie_type)) {
911
mt76_rmw_field(dev, MT_ADIE_SLP_CTRL_CK0(1),
912
MT_SLP_CTRL_EN_MASK, 0x1);
913
914
read_poll_timeout(mt76_rr, cur, !(cur & MT_SLP_CTRL_BSY_MASK),
915
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
916
dev, MT_ADIE_SLP_CTRL_CK0(0));
917
}
918
mt76_wmac_spi_unlock(dev);
919
920
mt76_rmw(dev, MT_TOP_CONN_INFRA_WAKEUP,
921
MT_TOP_CONN_INFRA_WAKEUP_MASK, 0x0);
922
usleep_range(900, 1000);
923
}
924
925
static int mt7986_wmac_top_wfsys_wakeup(struct mt7915_dev *dev, bool enable)
926
{
927
mt76_rmw_field(dev, MT_TOP_WFSYS_WAKEUP,
928
MT_TOP_WFSYS_WAKEUP_MASK, enable);
929
930
usleep_range(900, 1000);
931
932
if (!enable)
933
return 0;
934
935
return mt798x_wmac_coninfra_check(dev);
936
}
937
938
static int mt7986_wmac_wm_enable(struct mt7915_dev *dev, bool enable)
939
{
940
u32 cur;
941
942
if (is_mt7986(&dev->mt76))
943
mt76_wr(dev, MT_CONNINFRA_SKU_DEC_ADDR, 0);
944
945
mt76_rmw_field(dev, MT7986_TOP_WM_RESET,
946
MT7986_TOP_WM_RESET_MASK, enable);
947
if (!enable)
948
return 0;
949
950
return read_poll_timeout(mt76_rr, cur, (cur == 0x1d1e),
951
USEC_PER_MSEC, 5000 * USEC_PER_MSEC, false,
952
dev, MT_TOP_CFG_ON_ROM_IDX);
953
}
954
955
static int mt7986_wmac_wfsys_poweron(struct mt7915_dev *dev, bool enable)
956
{
957
u32 mask = MT_TOP_PWR_EN_MASK | MT_TOP_PWR_KEY_MASK;
958
u32 cur;
959
960
mt76_rmw(dev, MT_TOP_WFSYS_PWR, mask,
961
MT_TOP_PWR_KEY | FIELD_PREP(MT_TOP_PWR_EN_MASK, enable));
962
963
return read_poll_timeout(mt76_rr, cur,
964
(FIELD_GET(MT_TOP_WFSYS_RESET_STATUS_MASK, cur) == enable),
965
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
966
dev, MT_TOP_WFSYS_RESET_STATUS);
967
}
968
969
static int mt7986_wmac_wfsys_setting(struct mt7915_dev *dev)
970
{
971
int ret;
972
u32 cur;
973
974
/* Turn off wfsys2conn bus sleep protect */
975
mt76_rmw(dev, MT_CONN_INFRA_WF_SLP_PROT,
976
MT_CONN_INFRA_WF_SLP_PROT_MASK, 0x0);
977
978
ret = mt7986_wmac_wfsys_poweron(dev, true);
979
if (ret)
980
return ret;
981
982
/* Check bus sleep protect */
983
984
ret = read_poll_timeout(mt76_rr, cur,
985
!(cur & MT_CONN_INFRA_CONN_WF_MASK),
986
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
987
dev, MT_CONN_INFRA_WF_SLP_PROT_RDY);
988
if (ret)
989
return ret;
990
991
ret = read_poll_timeout(mt76_rr, cur, !(cur & MT_SLP_WFDMA2CONN_MASK),
992
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
993
dev, MT_SLP_STATUS);
994
if (ret)
995
return ret;
996
997
return read_poll_timeout(mt76_rr, cur, (cur == 0x02060000),
998
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
999
dev, MT_TOP_CFG_IP_VERSION_ADDR);
1000
}
1001
1002
static void mt7986_wmac_wfsys_set_timeout(struct mt7915_dev *dev)
1003
{
1004
u32 mask = MT_MCU_BUS_TIMEOUT_SET_MASK |
1005
MT_MCU_BUS_TIMEOUT_CG_EN_MASK |
1006
MT_MCU_BUS_TIMEOUT_EN_MASK;
1007
u32 val = FIELD_PREP(MT_MCU_BUS_TIMEOUT_SET_MASK, 1) |
1008
FIELD_PREP(MT_MCU_BUS_TIMEOUT_CG_EN_MASK, 1) |
1009
FIELD_PREP(MT_MCU_BUS_TIMEOUT_EN_MASK, 1);
1010
1011
mt76_rmw(dev, MT_MCU_BUS_TIMEOUT, mask, val);
1012
1013
mt76_wr(dev, MT_MCU_BUS_REMAP, 0x810f0000);
1014
1015
mask = MT_MCU_BUS_DBG_TIMEOUT_SET_MASK |
1016
MT_MCU_BUS_DBG_TIMEOUT_CK_EN_MASK |
1017
MT_MCU_BUS_DBG_TIMEOUT_EN_MASK;
1018
val = FIELD_PREP(MT_MCU_BUS_DBG_TIMEOUT_SET_MASK, 0x3aa) |
1019
FIELD_PREP(MT_MCU_BUS_DBG_TIMEOUT_CK_EN_MASK, 1) |
1020
FIELD_PREP(MT_MCU_BUS_DBG_TIMEOUT_EN_MASK, 1);
1021
1022
mt76_rmw(dev, MT_MCU_BUS_DBG_TIMEOUT, mask, val);
1023
}
1024
1025
static int mt7986_wmac_sku_update(struct mt7915_dev *dev, u32 adie_type)
1026
{
1027
u32 val;
1028
1029
if (is_7976(dev, 0, adie_type) && is_7976(dev, 1, adie_type))
1030
val = 0xf;
1031
else if (is_7975(dev, 0, adie_type) && is_7975(dev, 1, adie_type))
1032
val = 0xd;
1033
else if (is_7976(dev, 0, adie_type))
1034
val = 0x7;
1035
else if (is_7975(dev, 1, adie_type))
1036
val = 0x8;
1037
else if (is_7976(dev, 1, adie_type))
1038
val = 0xa;
1039
else
1040
return -EINVAL;
1041
1042
mt76_wmac_rmw(dev->sku, MT_TOP_POS_SKU, MT_TOP_POS_SKU_MASK,
1043
FIELD_PREP(MT_TOP_POS_SKU_MASK, val));
1044
1045
mt76_wr(dev, MT_CONNINFRA_SKU_DEC_ADDR, val);
1046
1047
return 0;
1048
}
1049
1050
static int
1051
mt7986_wmac_adie_setup(struct mt7915_dev *dev, u8 adie, u32 adie_type)
1052
{
1053
int ret;
1054
1055
if (!(is_7975(dev, adie, adie_type) || is_7976(dev, adie, adie_type)))
1056
return 0;
1057
1058
ret = mt7986_wmac_adie_cfg(dev, adie, adie_type);
1059
if (ret)
1060
return ret;
1061
1062
ret = mt7986_wmac_afe_cal(dev, adie, false, adie_type);
1063
if (ret)
1064
return ret;
1065
1066
if (!adie && (mt798x_wmac_check_adie_type(dev) == ADIE_DBDC))
1067
ret = mt7986_wmac_afe_cal(dev, adie, true, adie_type);
1068
1069
return ret;
1070
}
1071
1072
static int mt7986_wmac_subsys_powerup(struct mt7915_dev *dev, u32 adie_type)
1073
{
1074
int ret;
1075
1076
mt7986_wmac_subsys_setting(dev);
1077
1078
ret = mt7986_wmac_bus_timeout(dev);
1079
if (ret)
1080
return ret;
1081
1082
mt7986_wmac_clock_enable(dev, adie_type);
1083
1084
return 0;
1085
}
1086
1087
static int mt7986_wmac_wfsys_powerup(struct mt7915_dev *dev)
1088
{
1089
int ret;
1090
1091
ret = mt7986_wmac_wm_enable(dev, false);
1092
if (ret)
1093
return ret;
1094
1095
ret = mt7986_wmac_wfsys_setting(dev);
1096
if (ret)
1097
return ret;
1098
1099
mt7986_wmac_wfsys_set_timeout(dev);
1100
1101
return mt7986_wmac_wm_enable(dev, true);
1102
}
1103
1104
int mt7986_wmac_enable(struct mt7915_dev *dev)
1105
{
1106
int ret;
1107
u32 adie_type;
1108
1109
ret = mt7986_wmac_consys_reset(dev, true);
1110
if (ret)
1111
return ret;
1112
1113
ret = mt7986_wmac_gpio_setup(dev);
1114
if (ret)
1115
return ret;
1116
1117
ret = mt7986_wmac_consys_lockup(dev, false);
1118
if (ret)
1119
return ret;
1120
1121
ret = mt798x_wmac_coninfra_check(dev);
1122
if (ret)
1123
return ret;
1124
1125
ret = mt798x_wmac_coninfra_setup(dev);
1126
if (ret)
1127
return ret;
1128
1129
ret = mt798x_wmac_sku_setup(dev, &adie_type);
1130
if (ret)
1131
return ret;
1132
1133
ret = mt7986_wmac_adie_setup(dev, 0, adie_type);
1134
if (ret)
1135
return ret;
1136
1137
/* mt7981 doesn't support a second a-die */
1138
if (is_mt7986(&dev->mt76)) {
1139
ret = mt7986_wmac_adie_setup(dev, 1, adie_type);
1140
if (ret)
1141
return ret;
1142
}
1143
1144
ret = mt7986_wmac_subsys_powerup(dev, adie_type);
1145
if (ret)
1146
return ret;
1147
1148
ret = mt7986_wmac_top_wfsys_wakeup(dev, true);
1149
if (ret)
1150
return ret;
1151
1152
ret = mt7986_wmac_wfsys_powerup(dev);
1153
if (ret)
1154
return ret;
1155
1156
return mt7986_wmac_sku_update(dev, adie_type);
1157
}
1158
1159
void mt7986_wmac_disable(struct mt7915_dev *dev)
1160
{
1161
u32 cur;
1162
1163
mt7986_wmac_top_wfsys_wakeup(dev, true);
1164
1165
/* Turn on wfsys2conn bus sleep protect */
1166
mt76_rmw_field(dev, MT_CONN_INFRA_WF_SLP_PROT,
1167
MT_CONN_INFRA_WF_SLP_PROT_MASK, 0x1);
1168
1169
/* Check wfsys2conn bus sleep protect */
1170
read_poll_timeout(mt76_rr, cur, !(cur ^ MT_CONN_INFRA_CONN),
1171
USEC_PER_MSEC, 50 * USEC_PER_MSEC, false,
1172
dev, MT_CONN_INFRA_WF_SLP_PROT_RDY);
1173
1174
mt7986_wmac_wfsys_poweron(dev, false);
1175
1176
/* Turn back wpll setting */
1177
mt76_rmw_field(dev, MT_AFE_DIG_EN_02(0), MT_AFE_MCU_BPLL_CFG_MASK, 0x2);
1178
mt76_rmw_field(dev, MT_AFE_DIG_EN_02(0), MT_AFE_WPLL_CFG_MASK, 0x2);
1179
1180
/* Reset EMI */
1181
mt76_rmw_field(dev, MT_CONN_INFRA_EMI_REQ,
1182
MT_CONN_INFRA_EMI_REQ_MASK, 0x1);
1183
mt76_rmw_field(dev, MT_CONN_INFRA_EMI_REQ,
1184
MT_CONN_INFRA_EMI_REQ_MASK, 0x0);
1185
mt76_rmw_field(dev, MT_CONN_INFRA_EMI_REQ,
1186
MT_CONN_INFRA_INFRA_REQ_MASK, 0x1);
1187
mt76_rmw_field(dev, MT_CONN_INFRA_EMI_REQ,
1188
MT_CONN_INFRA_INFRA_REQ_MASK, 0x0);
1189
1190
mt7986_wmac_top_wfsys_wakeup(dev, false);
1191
mt7986_wmac_consys_lockup(dev, true);
1192
mt7986_wmac_consys_reset(dev, false);
1193
}
1194
1195
static int mt798x_wmac_init(struct mt7915_dev *dev)
1196
{
1197
struct device *pdev = dev->mt76.dev;
1198
struct platform_device *pfdev = to_platform_device(pdev);
1199
struct clk *mcu_clk, *ap_conn_clk;
1200
1201
mcu_clk = devm_clk_get(pdev, "mcu");
1202
if (IS_ERR(mcu_clk))
1203
dev_err(pdev, "mcu clock not found\n");
1204
else if (clk_prepare_enable(mcu_clk))
1205
dev_err(pdev, "mcu clock configuration failed\n");
1206
1207
ap_conn_clk = devm_clk_get(pdev, "ap2conn");
1208
if (IS_ERR(ap_conn_clk))
1209
dev_err(pdev, "ap2conn clock not found\n");
1210
else if (clk_prepare_enable(ap_conn_clk))
1211
dev_err(pdev, "ap2conn clock configuration failed\n");
1212
1213
dev->dcm = devm_platform_ioremap_resource(pfdev, 1);
1214
if (IS_ERR(dev->dcm))
1215
return PTR_ERR(dev->dcm);
1216
1217
dev->sku = devm_platform_ioremap_resource(pfdev, 2);
1218
if (IS_ERR(dev->sku))
1219
return PTR_ERR(dev->sku);
1220
1221
dev->rstc = devm_reset_control_get(pdev, "consys");
1222
return PTR_ERR_OR_ZERO(dev->rstc);
1223
}
1224
1225
static int mt798x_wmac_probe(struct platform_device *pdev)
1226
{
1227
void __iomem *mem_base;
1228
struct mt7915_dev *dev;
1229
struct mt76_dev *mdev;
1230
int irq, ret;
1231
u32 chip_id;
1232
1233
chip_id = (uintptr_t)of_device_get_match_data(&pdev->dev);
1234
1235
mem_base = devm_platform_ioremap_resource(pdev, 0);
1236
if (IS_ERR(mem_base)) {
1237
dev_err(&pdev->dev, "Failed to get memory resource\n");
1238
return PTR_ERR(mem_base);
1239
}
1240
1241
dev = mt7915_mmio_probe(&pdev->dev, mem_base, chip_id);
1242
if (IS_ERR(dev))
1243
return PTR_ERR(dev);
1244
1245
mdev = &dev->mt76;
1246
ret = mt7915_mmio_wed_init(dev, pdev, false, &irq);
1247
if (ret < 0)
1248
goto free_device;
1249
1250
if (!ret) {
1251
irq = platform_get_irq(pdev, 0);
1252
if (irq < 0) {
1253
ret = irq;
1254
goto free_device;
1255
}
1256
}
1257
1258
ret = devm_request_irq(mdev->dev, irq, mt7915_irq_handler,
1259
IRQF_SHARED, KBUILD_MODNAME, dev);
1260
if (ret)
1261
goto free_device;
1262
1263
ret = mt798x_wmac_init(dev);
1264
if (ret)
1265
goto free_irq;
1266
1267
mt7915_wfsys_reset(dev);
1268
1269
ret = mt7915_register_device(dev);
1270
if (ret)
1271
goto free_irq;
1272
1273
return 0;
1274
1275
free_irq:
1276
devm_free_irq(mdev->dev, irq, dev);
1277
free_device:
1278
if (mtk_wed_device_active(&mdev->mmio.wed))
1279
mtk_wed_device_detach(&mdev->mmio.wed);
1280
mt76_free_device(mdev);
1281
1282
return ret;
1283
}
1284
1285
static void mt798x_wmac_remove(struct platform_device *pdev)
1286
{
1287
struct mt7915_dev *dev = platform_get_drvdata(pdev);
1288
1289
mt7915_unregister_device(dev);
1290
}
1291
1292
static const struct of_device_id mt798x_wmac_of_match[] = {
1293
{ .compatible = "mediatek,mt7981-wmac", .data = (u32 *)0x7981 },
1294
{ .compatible = "mediatek,mt7986-wmac", .data = (u32 *)0x7986 },
1295
{},
1296
};
1297
1298
MODULE_DEVICE_TABLE(of, mt798x_wmac_of_match);
1299
1300
struct platform_driver mt798x_wmac_driver = {
1301
.driver = {
1302
.name = "mt798x-wmac",
1303
.of_match_table = mt798x_wmac_of_match,
1304
},
1305
.probe = mt798x_wmac_probe,
1306
.remove = mt798x_wmac_remove,
1307
};
1308
1309
MODULE_FIRMWARE(MT7986_FIRMWARE_WA);
1310
MODULE_FIRMWARE(MT7986_FIRMWARE_WM);
1311
MODULE_FIRMWARE(MT7986_FIRMWARE_WM_MT7975);
1312
MODULE_FIRMWARE(MT7986_ROM_PATCH);
1313
MODULE_FIRMWARE(MT7986_ROM_PATCH_MT7975);
1314
1315
MODULE_FIRMWARE(MT7981_FIRMWARE_WA);
1316
MODULE_FIRMWARE(MT7981_FIRMWARE_WM);
1317
MODULE_FIRMWARE(MT7981_ROM_PATCH);
1318
1319