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