1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
|
// SPDX-License-Identifier: GPL-2.0+
#include <linux/bitfield.h>
#include <linux/bitmap.h>
#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/nvmem-consumer.h>
#include <linux/pinctrl/consumer.h>
#include <linux/phy.h>
#include <linux/regmap.h>
#define MTK_GPHY_ID_MT7981 0x03a29461
#define MTK_GPHY_ID_MT7988 0x03a29481
#define MTK_EXT_PAGE_ACCESS 0x1f
#define MTK_PHY_PAGE_STANDARD 0x0000
#define MTK_PHY_PAGE_EXTENDED_3 0x0003
#define MTK_PHY_LPI_REG_14 0x14
#define MTK_PHY_LPI_WAKE_TIMER_1000_MASK GENMASK(8, 0)
#define MTK_PHY_LPI_REG_1c 0x1c
#define MTK_PHY_SMI_DET_ON_THRESH_MASK GENMASK(13, 8)
#define MTK_PHY_PAGE_EXTENDED_2A30 0x2a30
#define MTK_PHY_PAGE_EXTENDED_52B5 0x52b5
#define ANALOG_INTERNAL_OPERATION_MAX_US 20
#define TXRESERVE_MIN 0
#define TXRESERVE_MAX 7
#define MTK_PHY_ANARG_RG 0x10
#define MTK_PHY_TCLKOFFSET_MASK GENMASK(12, 8)
/* Registers on MDIO_MMD_VEND1 */
#define MTK_PHY_TXVLD_DA_RG 0x12
#define MTK_PHY_DA_TX_I2MPB_A_GBE_MASK GENMASK(15, 10)
#define MTK_PHY_DA_TX_I2MPB_A_TBT_MASK GENMASK(5, 0)
#define MTK_PHY_TX_I2MPB_TEST_MODE_A2 0x16
#define MTK_PHY_DA_TX_I2MPB_A_HBT_MASK GENMASK(15, 10)
#define MTK_PHY_DA_TX_I2MPB_A_TST_MASK GENMASK(5, 0)
#define MTK_PHY_TX_I2MPB_TEST_MODE_B1 0x17
#define MTK_PHY_DA_TX_I2MPB_B_GBE_MASK GENMASK(13, 8)
#define MTK_PHY_DA_TX_I2MPB_B_TBT_MASK GENMASK(5, 0)
#define MTK_PHY_TX_I2MPB_TEST_MODE_B2 0x18
#define MTK_PHY_DA_TX_I2MPB_B_HBT_MASK GENMASK(13, 8)
#define MTK_PHY_DA_TX_I2MPB_B_TST_MASK GENMASK(5, 0)
#define MTK_PHY_TX_I2MPB_TEST_MODE_C1 0x19
#define MTK_PHY_DA_TX_I2MPB_C_GBE_MASK GENMASK(13, 8)
#define MTK_PHY_DA_TX_I2MPB_C_TBT_MASK GENMASK(5, 0)
#define MTK_PHY_TX_I2MPB_TEST_MODE_C2 0x20
#define MTK_PHY_DA_TX_I2MPB_C_HBT_MASK GENMASK(13, 8)
#define MTK_PHY_DA_TX_I2MPB_C_TST_MASK GENMASK(5, 0)
#define MTK_PHY_TX_I2MPB_TEST_MODE_D1 0x21
#define MTK_PHY_DA_TX_I2MPB_D_GBE_MASK GENMASK(13, 8)
#define MTK_PHY_DA_TX_I2MPB_D_TBT_MASK GENMASK(5, 0)
#define MTK_PHY_TX_I2MPB_TEST_MODE_D2 0x22
#define MTK_PHY_DA_TX_I2MPB_D_HBT_MASK GENMASK(13, 8)
#define MTK_PHY_DA_TX_I2MPB_D_TST_MASK GENMASK(5, 0)
#define MTK_PHY_RXADC_CTRL_RG7 0xc6
#define MTK_PHY_DA_AD_BUF_BIAS_LP_MASK GENMASK(9, 8)
#define MTK_PHY_RXADC_CTRL_RG9 0xc8
#define MTK_PHY_DA_RX_PSBN_TBT_MASK GENMASK(14, 12)
#define MTK_PHY_DA_RX_PSBN_HBT_MASK GENMASK(10, 8)
#define MTK_PHY_DA_RX_PSBN_GBE_MASK GENMASK(6, 4)
#define MTK_PHY_DA_RX_PSBN_LP_MASK GENMASK(2, 0)
#define MTK_PHY_LDO_OUTPUT_V 0xd7
#define MTK_PHY_RG_ANA_CAL_RG0 0xdb
#define MTK_PHY_RG_CAL_CKINV BIT(12)
#define MTK_PHY_RG_ANA_CALEN BIT(8)
#define MTK_PHY_RG_ZCALEN_A BIT(0)
#define MTK_PHY_RG_ANA_CAL_RG1 0xdc
#define MTK_PHY_RG_ZCALEN_B BIT(12)
#define MTK_PHY_RG_ZCALEN_C BIT(8)
#define MTK_PHY_RG_ZCALEN_D BIT(4)
#define MTK_PHY_RG_TXVOS_CALEN BIT(0)
#define MTK_PHY_RG_ANA_CAL_RG5 0xe0
#define MTK_PHY_RG_REXT_TRIM_MASK GENMASK(13, 8)
#define MTK_PHY_RG_TX_FILTER 0xfe
#define MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG120 0x120
#define MTK_PHY_LPI_SIG_EN_LO_THRESH1000_MASK GENMASK(12, 8)
#define MTK_PHY_LPI_SIG_EN_HI_THRESH1000_MASK GENMASK(4, 0)
#define MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG122 0x122
#define MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK GENMASK(7, 0)
#define MTK_PHY_RG_TESTMUX_ADC_CTRL 0x144
#define MTK_PHY_RG_TXEN_DIG_MASK GENMASK(5, 5)
#define MTK_PHY_RG_CR_TX_AMP_OFFSET_A_B 0x172
#define MTK_PHY_CR_TX_AMP_OFFSET_A_MASK GENMASK(13, 8)
#define MTK_PHY_CR_TX_AMP_OFFSET_B_MASK GENMASK(6, 0)
#define MTK_PHY_RG_CR_TX_AMP_OFFSET_C_D 0x173
#define MTK_PHY_CR_TX_AMP_OFFSET_C_MASK GENMASK(13, 8)
#define MTK_PHY_CR_TX_AMP_OFFSET_D_MASK GENMASK(6, 0)
#define MTK_PHY_RG_AD_CAL_COMP 0x17a
#define MTK_PHY_AD_CAL_COMP_OUT_SHIFT (8)
#define MTK_PHY_RG_AD_CAL_CLK 0x17b
#define MTK_PHY_DA_CAL_CLK BIT(0)
#define MTK_PHY_RG_AD_CALIN 0x17c
#define MTK_PHY_DA_CALIN_FLAG BIT(0)
#define MTK_PHY_RG_DASN_DAC_IN0_A 0x17d
#define MTK_PHY_DASN_DAC_IN0_A_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DASN_DAC_IN0_B 0x17e
#define MTK_PHY_DASN_DAC_IN0_B_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DASN_DAC_IN0_C 0x17f
#define MTK_PHY_DASN_DAC_IN0_C_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DASN_DAC_IN0_D 0x180
#define MTK_PHY_DASN_DAC_IN0_D_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DASN_DAC_IN1_A 0x181
#define MTK_PHY_DASN_DAC_IN1_A_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DASN_DAC_IN1_B 0x182
#define MTK_PHY_DASN_DAC_IN1_B_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DASN_DAC_IN1_C 0x183
#define MTK_PHY_DASN_DAC_IN1_C_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DASN_DAC_IN1_D 0x184
#define MTK_PHY_DASN_DAC_IN1_D_MASK GENMASK(9, 0)
#define MTK_PHY_RG_DEV1E_REG19b 0x19b
#define MTK_PHY_BYPASS_DSP_LPI_READY BIT(8)
#define MTK_PHY_RG_LP_IIR2_K1_L 0x22a
#define MTK_PHY_RG_LP_IIR2_K1_U 0x22b
#define MTK_PHY_RG_LP_IIR2_K2_L 0x22c
#define MTK_PHY_RG_LP_IIR2_K2_U 0x22d
#define MTK_PHY_RG_LP_IIR2_K3_L 0x22e
#define MTK_PHY_RG_LP_IIR2_K3_U 0x22f
#define MTK_PHY_RG_LP_IIR2_K4_L 0x230
#define MTK_PHY_RG_LP_IIR2_K4_U 0x231
#define MTK_PHY_RG_LP_IIR2_K5_L 0x232
#define MTK_PHY_RG_LP_IIR2_K5_U 0x233
#define MTK_PHY_RG_DEV1E_REG234 0x234
#define MTK_PHY_TR_OPEN_LOOP_EN_MASK GENMASK(0, 0)
#define MTK_PHY_LPF_X_AVERAGE_MASK GENMASK(7, 4)
#define MTK_PHY_TR_LP_IIR_EEE_EN BIT(12)
#define MTK_PHY_RG_LPF_CNT_VAL 0x235
#define MTK_PHY_RG_DEV1E_REG238 0x238
#define MTK_PHY_LPI_SLV_SEND_TX_TIMER_MASK GENMASK(8, 0)
#define MTK_PHY_LPI_SLV_SEND_TX_EN BIT(12)
#define MTK_PHY_RG_DEV1E_REG239 0x239
#define MTK_PHY_LPI_SEND_LOC_TIMER_MASK GENMASK(8, 0)
#define MTK_PHY_LPI_TXPCS_LOC_RCV BIT(12)
#define MTK_PHY_RG_DEV1E_REG27C 0x27c
#define MTK_PHY_VGASTATE_FFE_THR_ST1_MASK GENMASK(12, 8)
#define MTK_PHY_RG_DEV1E_REG27D 0x27d
#define MTK_PHY_VGASTATE_FFE_THR_ST2_MASK GENMASK(4, 0)
#define MTK_PHY_RG_DEV1E_REG2C7 0x2c7
#define MTK_PHY_MAX_GAIN_MASK GENMASK(4, 0)
#define MTK_PHY_MIN_GAIN_MASK GENMASK(12, 8)
#define MTK_PHY_RG_DEV1E_REG2D1 0x2d1
#define MTK_PHY_VCO_SLICER_THRESH_BITS_HIGH_EEE_MASK GENMASK(7, 0)
#define MTK_PHY_LPI_SKIP_SD_SLV_TR BIT(8)
#define MTK_PHY_LPI_TR_READY BIT(9)
#define MTK_PHY_LPI_VCO_EEE_STG0_EN BIT(10)
#define MTK_PHY_RG_DEV1E_REG323 0x323
#define MTK_PHY_EEE_WAKE_MAS_INT_DC BIT(0)
#define MTK_PHY_EEE_WAKE_SLV_INT_DC BIT(4)
#define MTK_PHY_RG_DEV1E_REG324 0x324
#define MTK_PHY_SMI_DETCNT_MAX_MASK GENMASK(5, 0)
#define MTK_PHY_SMI_DET_MAX_EN BIT(8)
#define MTK_PHY_RG_DEV1E_REG326 0x326
#define MTK_PHY_LPI_MODE_SD_ON BIT(0)
#define MTK_PHY_RESET_RANDUPD_CNT BIT(1)
#define MTK_PHY_TREC_UPDATE_ENAB_CLR BIT(2)
#define MTK_PHY_LPI_QUIT_WAIT_DFE_SIG_DET_OFF BIT(4)
#define MTK_PHY_TR_READY_SKIP_AFE_WAKEUP BIT(5)
#define MTK_PHY_LDO_PUMP_EN_PAIRAB 0x502
#define MTK_PHY_LDO_PUMP_EN_PAIRCD 0x503
#define MTK_PHY_DA_TX_R50_PAIR_A 0x53d
#define MTK_PHY_DA_TX_R50_PAIR_B 0x53e
#define MTK_PHY_DA_TX_R50_PAIR_C 0x53f
#define MTK_PHY_DA_TX_R50_PAIR_D 0x540
/* Registers on MDIO_MMD_VEND2 */
#define MTK_PHY_LED0_ON_CTRL 0x24
#define MTK_PHY_LED1_ON_CTRL 0x26
#define MTK_PHY_LED_ON_MASK GENMASK(6, 0)
#define MTK_PHY_LED_ON_LINK1000 BIT(0)
#define MTK_PHY_LED_ON_LINK100 BIT(1)
#define MTK_PHY_LED_ON_LINK10 BIT(2)
#define MTK_PHY_LED_ON_LINK (MTK_PHY_LED_ON_LINK10 |\
MTK_PHY_LED_ON_LINK100 |\
MTK_PHY_LED_ON_LINK1000)
#define MTK_PHY_LED_ON_LINKDOWN BIT(3)
#define MTK_PHY_LED_ON_FDX BIT(4) /* Full duplex */
#define MTK_PHY_LED_ON_HDX BIT(5) /* Half duplex */
#define MTK_PHY_LED_ON_FORCE_ON BIT(6)
#define MTK_PHY_LED_ON_POLARITY BIT(14)
#define MTK_PHY_LED_ON_ENABLE BIT(15)
#define MTK_PHY_LED0_BLINK_CTRL 0x25
#define MTK_PHY_LED1_BLINK_CTRL 0x27
#define MTK_PHY_LED_BLINK_1000TX BIT(0)
#define MTK_PHY_LED_BLINK_1000RX BIT(1)
#define MTK_PHY_LED_BLINK_100TX BIT(2)
#define MTK_PHY_LED_BLINK_100RX BIT(3)
#define MTK_PHY_LED_BLINK_10TX BIT(4)
#define MTK_PHY_LED_BLINK_10RX BIT(5)
#define MTK_PHY_LED_BLINK_RX (MTK_PHY_LED_BLINK_10RX |\
MTK_PHY_LED_BLINK_100RX |\
MTK_PHY_LED_BLINK_1000RX)
#define MTK_PHY_LED_BLINK_TX (MTK_PHY_LED_BLINK_10TX |\
MTK_PHY_LED_BLINK_100TX |\
MTK_PHY_LED_BLINK_1000TX)
#define MTK_PHY_LED_BLINK_COLLISION BIT(6)
#define MTK_PHY_LED_BLINK_RX_CRC_ERR BIT(7)
#define MTK_PHY_LED_BLINK_RX_IDLE_ERR BIT(8)
#define MTK_PHY_LED_BLINK_FORCE_BLINK BIT(9)
#define MTK_PHY_LED1_DEFAULT_POLARITIES BIT(1)
#define MTK_PHY_RG_BG_RASEL 0x115
#define MTK_PHY_RG_BG_RASEL_MASK GENMASK(2, 0)
/* 'boottrap' register reflecting the configuration of the 4 PHY LEDs */
#define RG_GPIO_MISC_TPBANK0 0x6f0
#define RG_GPIO_MISC_TPBANK0_BOOTMODE GENMASK(11, 8)
/* These macro privides efuse parsing for internal phy. */
#define EFS_DA_TX_I2MPB_A(x) (((x) >> 0) & GENMASK(5, 0))
#define EFS_DA_TX_I2MPB_B(x) (((x) >> 6) & GENMASK(5, 0))
#define EFS_DA_TX_I2MPB_C(x) (((x) >> 12) & GENMASK(5, 0))
#define EFS_DA_TX_I2MPB_D(x) (((x) >> 18) & GENMASK(5, 0))
#define EFS_DA_TX_AMP_OFFSET_A(x) (((x) >> 24) & GENMASK(5, 0))
#define EFS_DA_TX_AMP_OFFSET_B(x) (((x) >> 0) & GENMASK(5, 0))
#define EFS_DA_TX_AMP_OFFSET_C(x) (((x) >> 6) & GENMASK(5, 0))
#define EFS_DA_TX_AMP_OFFSET_D(x) (((x) >> 12) & GENMASK(5, 0))
#define EFS_DA_TX_R50_A(x) (((x) >> 18) & GENMASK(5, 0))
#define EFS_DA_TX_R50_B(x) (((x) >> 24) & GENMASK(5, 0))
#define EFS_DA_TX_R50_C(x) (((x) >> 0) & GENMASK(5, 0))
#define EFS_DA_TX_R50_D(x) (((x) >> 6) & GENMASK(5, 0))
#define EFS_RG_BG_RASEL(x) (((x) >> 4) & GENMASK(2, 0))
#define EFS_RG_REXT_TRIM(x) (((x) >> 7) & GENMASK(5, 0))
enum {
NO_PAIR,
PAIR_A,
PAIR_B,
PAIR_C,
PAIR_D,
};
enum calibration_mode {
EFUSE_K,
SW_K
};
enum CAL_ITEM {
REXT,
TX_OFFSET,
TX_AMP,
TX_R50,
TX_VCM
};
enum CAL_MODE {
EFUSE_M,
SW_M
};
#define MTK_PHY_LED_STATE_FORCE_ON 0
#define MTK_PHY_LED_STATE_FORCE_BLINK 1
#define MTK_PHY_LED_STATE_NETDEV 2
struct mtk_socphy_priv {
unsigned long led_state;
};
struct mtk_socphy_shared {
u32 boottrap;
struct mtk_socphy_priv priv[4];
};
static int mtk_socphy_read_page(struct phy_device *phydev)
{
return __phy_read(phydev, MTK_EXT_PAGE_ACCESS);
}
static int mtk_socphy_write_page(struct phy_device *phydev, int page)
{
return __phy_write(phydev, MTK_EXT_PAGE_ACCESS, page);
}
/* One calibration cycle consists of:
* 1.Set DA_CALIN_FLAG high to start calibration. Keep it high
* until AD_CAL_COMP is ready to output calibration result.
* 2.Wait until DA_CAL_CLK is available.
* 3.Fetch AD_CAL_COMP_OUT.
*/
static int cal_cycle(struct phy_device *phydev, int devad,
u32 regnum, u16 mask, u16 cal_val)
{
int reg_val;
int ret;
phy_modify_mmd(phydev, devad, regnum,
mask, cal_val);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_AD_CALIN,
MTK_PHY_DA_CALIN_FLAG);
ret = phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_AD_CAL_CLK, reg_val,
reg_val & MTK_PHY_DA_CAL_CLK, 500,
ANALOG_INTERNAL_OPERATION_MAX_US, false);
if (ret) {
phydev_err(phydev, "Calibration cycle timeout\n");
return ret;
}
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_AD_CALIN,
MTK_PHY_DA_CALIN_FLAG);
ret = phy_read_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_AD_CAL_COMP) >>
MTK_PHY_AD_CAL_COMP_OUT_SHIFT;
phydev_dbg(phydev, "cal_val: 0x%x, ret: %d\n", cal_val, ret);
return ret;
}
static int rext_fill_result(struct phy_device *phydev, u16 *buf)
{
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG5,
MTK_PHY_RG_REXT_TRIM_MASK, buf[0] << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND2, MTK_PHY_RG_BG_RASEL,
MTK_PHY_RG_BG_RASEL_MASK, buf[1]);
return 0;
}
static int rext_cal_efuse(struct phy_device *phydev, u32 *buf)
{
u16 rext_cal_val[2];
rext_cal_val[0] = EFS_RG_REXT_TRIM(buf[3]);
rext_cal_val[1] = EFS_RG_BG_RASEL(buf[3]);
rext_fill_result(phydev, rext_cal_val);
return 0;
}
static int tx_offset_fill_result(struct phy_device *phydev, u16 *buf)
{
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_A_B,
MTK_PHY_CR_TX_AMP_OFFSET_A_MASK, buf[0] << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_A_B,
MTK_PHY_CR_TX_AMP_OFFSET_B_MASK, buf[1]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_C_D,
MTK_PHY_CR_TX_AMP_OFFSET_C_MASK, buf[2] << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_CR_TX_AMP_OFFSET_C_D,
MTK_PHY_CR_TX_AMP_OFFSET_D_MASK, buf[3]);
return 0;
}
static int tx_offset_cal_efuse(struct phy_device *phydev, u32 *buf)
{
u16 tx_offset_cal_val[4];
tx_offset_cal_val[0] = EFS_DA_TX_AMP_OFFSET_A(buf[0]);
tx_offset_cal_val[1] = EFS_DA_TX_AMP_OFFSET_B(buf[1]);
tx_offset_cal_val[2] = EFS_DA_TX_AMP_OFFSET_C(buf[1]);
tx_offset_cal_val[3] = EFS_DA_TX_AMP_OFFSET_D(buf[1]);
tx_offset_fill_result(phydev, tx_offset_cal_val);
return 0;
}
static int tx_amp_fill_result(struct phy_device *phydev, u16 *buf)
{
int i;
int bias[16] = {};
const int vals_9461[16] = { 7, 1, 4, 7,
7, 1, 4, 7,
7, 1, 4, 7,
7, 1, 4, 7 };
const int vals_9481[16] = { 10, 6, 6, 10,
10, 6, 6, 10,
10, 6, 6, 10,
10, 6, 6, 10 };
switch (phydev->drv->phy_id) {
case MTK_GPHY_ID_MT7981:
/* We add some calibration to efuse values
* due to board level influence.
* GBE: +7, TBT: +1, HBT: +4, TST: +7
*/
memcpy(bias, (const void *)vals_9461, sizeof(bias));
break;
case MTK_GPHY_ID_MT7988:
memcpy(bias, (const void *)vals_9481, sizeof(bias));
break;
}
/* Prevent overflow */
for (i = 0; i < 12; i++) {
if (buf[i >> 2] + bias[i] > 63) {
buf[i >> 2] = 63;
bias[i] = 0;
}
}
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TXVLD_DA_RG,
MTK_PHY_DA_TX_I2MPB_A_GBE_MASK, (buf[0] + bias[0]) << 10);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TXVLD_DA_RG,
MTK_PHY_DA_TX_I2MPB_A_TBT_MASK, buf[0] + bias[1]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_A2,
MTK_PHY_DA_TX_I2MPB_A_HBT_MASK, (buf[0] + bias[2]) << 10);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_A2,
MTK_PHY_DA_TX_I2MPB_A_TST_MASK, buf[0] + bias[3]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B1,
MTK_PHY_DA_TX_I2MPB_B_GBE_MASK, (buf[1] + bias[4]) << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B1,
MTK_PHY_DA_TX_I2MPB_B_TBT_MASK, buf[1] + bias[5]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B2,
MTK_PHY_DA_TX_I2MPB_B_HBT_MASK, (buf[1] + bias[6]) << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_B2,
MTK_PHY_DA_TX_I2MPB_B_TST_MASK, buf[1] + bias[7]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C1,
MTK_PHY_DA_TX_I2MPB_C_GBE_MASK, (buf[2] + bias[8]) << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C1,
MTK_PHY_DA_TX_I2MPB_C_TBT_MASK, buf[2] + bias[9]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C2,
MTK_PHY_DA_TX_I2MPB_C_HBT_MASK, (buf[2] + bias[10]) << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_C2,
MTK_PHY_DA_TX_I2MPB_C_TST_MASK, buf[2] + bias[11]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D1,
MTK_PHY_DA_TX_I2MPB_D_GBE_MASK, (buf[3] + bias[12]) << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D1,
MTK_PHY_DA_TX_I2MPB_D_TBT_MASK, buf[3] + bias[13]);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D2,
MTK_PHY_DA_TX_I2MPB_D_HBT_MASK, (buf[3] + bias[14]) << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_TX_I2MPB_TEST_MODE_D2,
MTK_PHY_DA_TX_I2MPB_D_TST_MASK, buf[3] + bias[15]);
return 0;
}
static int tx_amp_cal_efuse(struct phy_device *phydev, u32 *buf)
{
u16 tx_amp_cal_val[4];
tx_amp_cal_val[0] = EFS_DA_TX_I2MPB_A(buf[0]);
tx_amp_cal_val[1] = EFS_DA_TX_I2MPB_B(buf[0]);
tx_amp_cal_val[2] = EFS_DA_TX_I2MPB_C(buf[0]);
tx_amp_cal_val[3] = EFS_DA_TX_I2MPB_D(buf[0]);
tx_amp_fill_result(phydev, tx_amp_cal_val);
return 0;
}
static int tx_r50_fill_result(struct phy_device *phydev, u16 tx_r50_cal_val,
u8 txg_calen_x)
{
int bias = 0;
u16 reg, val;
if (phydev->drv->phy_id == MTK_GPHY_ID_MT7988)
bias = -1;
val = clamp_val(bias + tx_r50_cal_val, 0, 63);
switch (txg_calen_x) {
case PAIR_A:
reg = MTK_PHY_DA_TX_R50_PAIR_A;
break;
case PAIR_B:
reg = MTK_PHY_DA_TX_R50_PAIR_B;
break;
case PAIR_C:
reg = MTK_PHY_DA_TX_R50_PAIR_C;
break;
case PAIR_D:
reg = MTK_PHY_DA_TX_R50_PAIR_D;
break;
default:
return -EINVAL;
}
phy_write_mmd(phydev, MDIO_MMD_VEND1, reg, val | val << 8);
return 0;
}
static int tx_r50_cal_efuse(struct phy_device *phydev, u32 *buf,
u8 txg_calen_x)
{
u16 tx_r50_cal_val;
switch (txg_calen_x) {
case PAIR_A:
tx_r50_cal_val = EFS_DA_TX_R50_A(buf[1]);
break;
case PAIR_B:
tx_r50_cal_val = EFS_DA_TX_R50_B(buf[1]);
break;
case PAIR_C:
tx_r50_cal_val = EFS_DA_TX_R50_C(buf[2]);
break;
case PAIR_D:
tx_r50_cal_val = EFS_DA_TX_R50_D(buf[2]);
break;
default:
return -EINVAL;
}
tx_r50_fill_result(phydev, tx_r50_cal_val, txg_calen_x);
return 0;
}
static int tx_vcm_cal_sw(struct phy_device *phydev, u8 rg_txreserve_x)
{
u8 lower_idx, upper_idx, txreserve_val;
u8 lower_ret, upper_ret;
int ret;
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
MTK_PHY_RG_ANA_CALEN);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
MTK_PHY_RG_CAL_CKINV);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
MTK_PHY_RG_TXVOS_CALEN);
switch (rg_txreserve_x) {
case PAIR_A:
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN0_A,
MTK_PHY_DASN_DAC_IN0_A_MASK);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN1_A,
MTK_PHY_DASN_DAC_IN1_A_MASK);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_ANA_CAL_RG0,
MTK_PHY_RG_ZCALEN_A);
break;
case PAIR_B:
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN0_B,
MTK_PHY_DASN_DAC_IN0_B_MASK);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN1_B,
MTK_PHY_DASN_DAC_IN1_B_MASK);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_ANA_CAL_RG1,
MTK_PHY_RG_ZCALEN_B);
break;
case PAIR_C:
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN0_C,
MTK_PHY_DASN_DAC_IN0_C_MASK);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN1_C,
MTK_PHY_DASN_DAC_IN1_C_MASK);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_ANA_CAL_RG1,
MTK_PHY_RG_ZCALEN_C);
break;
case PAIR_D:
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN0_D,
MTK_PHY_DASN_DAC_IN0_D_MASK);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DASN_DAC_IN1_D,
MTK_PHY_DASN_DAC_IN1_D_MASK);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_ANA_CAL_RG1,
MTK_PHY_RG_ZCALEN_D);
break;
default:
ret = -EINVAL;
goto restore;
}
lower_idx = TXRESERVE_MIN;
upper_idx = TXRESERVE_MAX;
phydev_dbg(phydev, "Start TX-VCM SW cal.\n");
while ((upper_idx - lower_idx) > 1) {
txreserve_val = DIV_ROUND_CLOSEST(lower_idx + upper_idx, 2);
ret = cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
MTK_PHY_DA_RX_PSBN_TBT_MASK |
MTK_PHY_DA_RX_PSBN_HBT_MASK |
MTK_PHY_DA_RX_PSBN_GBE_MASK |
MTK_PHY_DA_RX_PSBN_LP_MASK,
txreserve_val << 12 | txreserve_val << 8 |
txreserve_val << 4 | txreserve_val);
if (ret == 1) {
upper_idx = txreserve_val;
upper_ret = ret;
} else if (ret == 0) {
lower_idx = txreserve_val;
lower_ret = ret;
} else {
goto restore;
}
}
if (lower_idx == TXRESERVE_MIN) {
lower_ret = cal_cycle(phydev, MDIO_MMD_VEND1,
MTK_PHY_RXADC_CTRL_RG9,
MTK_PHY_DA_RX_PSBN_TBT_MASK |
MTK_PHY_DA_RX_PSBN_HBT_MASK |
MTK_PHY_DA_RX_PSBN_GBE_MASK |
MTK_PHY_DA_RX_PSBN_LP_MASK,
lower_idx << 12 | lower_idx << 8 |
lower_idx << 4 | lower_idx);
ret = lower_ret;
} else if (upper_idx == TXRESERVE_MAX) {
upper_ret = cal_cycle(phydev, MDIO_MMD_VEND1,
MTK_PHY_RXADC_CTRL_RG9,
MTK_PHY_DA_RX_PSBN_TBT_MASK |
MTK_PHY_DA_RX_PSBN_HBT_MASK |
MTK_PHY_DA_RX_PSBN_GBE_MASK |
MTK_PHY_DA_RX_PSBN_LP_MASK,
upper_idx << 12 | upper_idx << 8 |
upper_idx << 4 | upper_idx);
ret = upper_ret;
}
if (ret < 0)
goto restore;
/* We calibrate TX-VCM in different logic. Check upper index and then
* lower index. If this calibration is valid, apply lower index's result.
*/
ret = upper_ret - lower_ret;
if (ret == 1) {
ret = 0;
/* Make sure we use upper_idx in our calibration system */
cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
MTK_PHY_DA_RX_PSBN_TBT_MASK |
MTK_PHY_DA_RX_PSBN_HBT_MASK |
MTK_PHY_DA_RX_PSBN_GBE_MASK |
MTK_PHY_DA_RX_PSBN_LP_MASK,
upper_idx << 12 | upper_idx << 8 |
upper_idx << 4 | upper_idx);
phydev_dbg(phydev, "TX-VCM SW cal result: 0x%x\n", upper_idx);
} else if (lower_idx == TXRESERVE_MIN && upper_ret == 1 &&
lower_ret == 1) {
ret = 0;
cal_cycle(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG9,
MTK_PHY_DA_RX_PSBN_TBT_MASK |
MTK_PHY_DA_RX_PSBN_HBT_MASK |
MTK_PHY_DA_RX_PSBN_GBE_MASK |
MTK_PHY_DA_RX_PSBN_LP_MASK,
lower_idx << 12 | lower_idx << 8 |
lower_idx << 4 | lower_idx);
phydev_warn(phydev, "TX-VCM SW cal result at low margin 0x%x\n",
lower_idx);
} else if (upper_idx == TXRESERVE_MAX && upper_ret == 0 &&
lower_ret == 0) {
ret = 0;
phydev_warn(phydev, "TX-VCM SW cal result at high margin 0x%x\n",
upper_idx);
} else {
ret = -EINVAL;
}
restore:
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
MTK_PHY_RG_ANA_CALEN);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
MTK_PHY_RG_TXVOS_CALEN);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG0,
MTK_PHY_RG_ZCALEN_A);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_ANA_CAL_RG1,
MTK_PHY_RG_ZCALEN_B | MTK_PHY_RG_ZCALEN_C |
MTK_PHY_RG_ZCALEN_D);
return ret;
}
static void mt798x_phy_common_finetune(struct phy_device *phydev)
{
phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
/* SlvDSPreadyTime = 24, MasDSPreadyTime = 24 */
__phy_write(phydev, 0x11, 0xc71);
__phy_write(phydev, 0x12, 0xc);
__phy_write(phydev, 0x10, 0x8fae);
/* EnabRandUpdTrig = 1 */
__phy_write(phydev, 0x11, 0x2f00);
__phy_write(phydev, 0x12, 0xe);
__phy_write(phydev, 0x10, 0x8fb0);
/* NormMseLoThresh = 85 */
__phy_write(phydev, 0x11, 0x55a0);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x83aa);
/* FfeUpdGainForce = 1(Enable), FfeUpdGainForceVal = 4 */
__phy_write(phydev, 0x11, 0x240);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x9680);
/* TrFreeze = 0 (mt7988 default) */
__phy_write(phydev, 0x11, 0x0);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x9686);
/* SSTrKp100 = 5 */
/* SSTrKf100 = 6 */
/* SSTrKp1000Mas = 5 */
/* SSTrKf1000Mas = 6 */
/* SSTrKp1000Slv = 5 */
/* SSTrKf1000Slv = 6 */
__phy_write(phydev, 0x11, 0xbaef);
__phy_write(phydev, 0x12, 0x2e);
__phy_write(phydev, 0x10, 0x968c);
phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
}
static void mt7981_phy_finetune(struct phy_device *phydev)
{
u16 val[8] = { 0x01ce, 0x01c1,
0x020f, 0x0202,
0x03d0, 0x03c0,
0x0013, 0x0005 };
int i, k;
/* 100M eye finetune:
* Keep middle level of TX MLT3 shapper as default.
* Only change TX MLT3 overshoot level here.
*/
for (k = 0, i = 1; i < 12; i++) {
if (i % 3 == 0)
continue;
phy_write_mmd(phydev, MDIO_MMD_VEND1, i, val[k++]);
}
phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
/* ResetSyncOffset = 6 */
__phy_write(phydev, 0x11, 0x600);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x8fc0);
/* VgaDecRate = 1 */
__phy_write(phydev, 0x11, 0x4c2a);
__phy_write(phydev, 0x12, 0x3e);
__phy_write(phydev, 0x10, 0x8fa4);
/* MrvlTrFix100Kp = 3, MrvlTrFix100Kf = 2,
* MrvlTrFix1000Kp = 3, MrvlTrFix1000Kf = 2
*/
__phy_write(phydev, 0x11, 0xd10a);
__phy_write(phydev, 0x12, 0x34);
__phy_write(phydev, 0x10, 0x8f82);
/* VcoSlicerThreshBitsHigh */
__phy_write(phydev, 0x11, 0x5555);
__phy_write(phydev, 0x12, 0x55);
__phy_write(phydev, 0x10, 0x8ec0);
phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
/* TR_OPEN_LOOP_EN = 1, lpf_x_average = 9 */
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG234,
MTK_PHY_TR_OPEN_LOOP_EN_MASK | MTK_PHY_LPF_X_AVERAGE_MASK,
BIT(0) | FIELD_PREP(MTK_PHY_LPF_X_AVERAGE_MASK, 0x9));
/* rg_tr_lpf_cnt_val = 512 */
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LPF_CNT_VAL, 0x200);
/* IIR2 related */
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K1_L, 0x82);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K1_U, 0x0);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K2_L, 0x103);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K2_U, 0x0);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K3_L, 0x82);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K3_U, 0x0);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K4_L, 0xd177);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K4_U, 0x3);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K5_L, 0x2c82);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LP_IIR2_K5_U, 0xe);
/* FFE peaking */
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG27C,
MTK_PHY_VGASTATE_FFE_THR_ST1_MASK, 0x1b << 8);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG27D,
MTK_PHY_VGASTATE_FFE_THR_ST2_MASK, 0x1e);
/* Disable LDO pump */
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_LDO_PUMP_EN_PAIRAB, 0x0);
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_LDO_PUMP_EN_PAIRCD, 0x0);
/* Adjust LDO output voltage */
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_LDO_OUTPUT_V, 0x2222);
}
static void mt7988_phy_finetune(struct phy_device *phydev)
{
u16 val[12] = { 0x0187, 0x01cd, 0x01c8, 0x0182,
0x020d, 0x0206, 0x0384, 0x03d0,
0x03c6, 0x030a, 0x0011, 0x0005 };
int i;
/* Set default MLT3 shaper first */
for (i = 0; i < 12; i++)
phy_write_mmd(phydev, MDIO_MMD_VEND1, i, val[i]);
/* TCT finetune */
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_TX_FILTER, 0x5);
phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
/* ResetSyncOffset = 5 */
__phy_write(phydev, 0x11, 0x500);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x8fc0);
/* VgaDecRate is 1 at default on mt7988 */
/* MrvlTrFix100Kp = 6, MrvlTrFix100Kf = 7,
* MrvlTrFix1000Kp = 6, MrvlTrFix1000Kf = 7
*/
__phy_write(phydev, 0x11, 0xb90a);
__phy_write(phydev, 0x12, 0x6f);
__phy_write(phydev, 0x10, 0x8f82);
/* RemAckCntLimitCtrl = 1 */
__phy_write(phydev, 0x11, 0xfbba);
__phy_write(phydev, 0x12, 0xc3);
__phy_write(phydev, 0x10, 0x87f8);
phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
/* TR_OPEN_LOOP_EN = 1, lpf_x_average = 10 */
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG234,
MTK_PHY_TR_OPEN_LOOP_EN_MASK | MTK_PHY_LPF_X_AVERAGE_MASK,
BIT(0) | FIELD_PREP(MTK_PHY_LPF_X_AVERAGE_MASK, 0xa));
/* rg_tr_lpf_cnt_val = 1023 */
phy_write_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_LPF_CNT_VAL, 0x3ff);
}
static void mt798x_phy_eee(struct phy_device *phydev)
{
phy_modify_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG120,
MTK_PHY_LPI_SIG_EN_LO_THRESH1000_MASK |
MTK_PHY_LPI_SIG_EN_HI_THRESH1000_MASK,
FIELD_PREP(MTK_PHY_LPI_SIG_EN_LO_THRESH1000_MASK, 0x0) |
FIELD_PREP(MTK_PHY_LPI_SIG_EN_HI_THRESH1000_MASK, 0x14));
phy_modify_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG122,
MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK,
FIELD_PREP(MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK,
0xff));
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_TESTMUX_ADC_CTRL,
MTK_PHY_RG_TXEN_DIG_MASK);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DEV1E_REG19b, MTK_PHY_BYPASS_DSP_LPI_READY);
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_DEV1E_REG234, MTK_PHY_TR_LP_IIR_EEE_EN);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG238,
MTK_PHY_LPI_SLV_SEND_TX_TIMER_MASK |
MTK_PHY_LPI_SLV_SEND_TX_EN,
FIELD_PREP(MTK_PHY_LPI_SLV_SEND_TX_TIMER_MASK, 0x120));
/* Keep MTK_PHY_LPI_SEND_LOC_TIMER as 375 */
phy_clear_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG239,
MTK_PHY_LPI_TXPCS_LOC_RCV);
/* This also fixes some IoT issues, such as CH340 */
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG2C7,
MTK_PHY_MAX_GAIN_MASK | MTK_PHY_MIN_GAIN_MASK,
FIELD_PREP(MTK_PHY_MAX_GAIN_MASK, 0x8) |
FIELD_PREP(MTK_PHY_MIN_GAIN_MASK, 0x13));
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG2D1,
MTK_PHY_VCO_SLICER_THRESH_BITS_HIGH_EEE_MASK,
FIELD_PREP(MTK_PHY_VCO_SLICER_THRESH_BITS_HIGH_EEE_MASK,
0x33) |
MTK_PHY_LPI_SKIP_SD_SLV_TR | MTK_PHY_LPI_TR_READY |
MTK_PHY_LPI_VCO_EEE_STG0_EN);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG323,
MTK_PHY_EEE_WAKE_MAS_INT_DC |
MTK_PHY_EEE_WAKE_SLV_INT_DC);
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG324,
MTK_PHY_SMI_DETCNT_MAX_MASK,
FIELD_PREP(MTK_PHY_SMI_DETCNT_MAX_MASK, 0x3f) |
MTK_PHY_SMI_DET_MAX_EN);
phy_set_bits_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RG_DEV1E_REG326,
MTK_PHY_LPI_MODE_SD_ON | MTK_PHY_RESET_RANDUPD_CNT |
MTK_PHY_TREC_UPDATE_ENAB_CLR |
MTK_PHY_LPI_QUIT_WAIT_DFE_SIG_DET_OFF |
MTK_PHY_TR_READY_SKIP_AFE_WAKEUP);
phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_52B5);
/* Regsigdet_sel_1000 = 0 */
__phy_write(phydev, 0x11, 0xb);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x9690);
/* REG_EEE_st2TrKf1000 = 2 */
__phy_write(phydev, 0x11, 0x114f);
__phy_write(phydev, 0x12, 0x2);
__phy_write(phydev, 0x10, 0x969a);
/* RegEEE_slv_wake_tr_timer_tar = 6, RegEEE_slv_remtx_timer_tar = 20 */
__phy_write(phydev, 0x11, 0x3028);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x969e);
/* RegEEE_slv_wake_int_timer_tar = 8 */
__phy_write(phydev, 0x11, 0x5010);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x96a0);
/* RegEEE_trfreeze_timer2 = 586 */
__phy_write(phydev, 0x11, 0x24a);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x96a8);
/* RegEEE100Stg1_tar = 16 */
__phy_write(phydev, 0x11, 0x3210);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x96b8);
/* REGEEE_wake_slv_tr_wait_dfesigdet_en = 0 */
__phy_write(phydev, 0x11, 0x1463);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x96ca);
/* DfeTailEnableVgaThresh1000 = 27 */
__phy_write(phydev, 0x11, 0x36);
__phy_write(phydev, 0x12, 0x0);
__phy_write(phydev, 0x10, 0x8f80);
phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
phy_select_page(phydev, MTK_PHY_PAGE_EXTENDED_3);
__phy_modify(phydev, MTK_PHY_LPI_REG_14, MTK_PHY_LPI_WAKE_TIMER_1000_MASK,
FIELD_PREP(MTK_PHY_LPI_WAKE_TIMER_1000_MASK, 0x19c));
__phy_modify(phydev, MTK_PHY_LPI_REG_1c, MTK_PHY_SMI_DET_ON_THRESH_MASK,
FIELD_PREP(MTK_PHY_SMI_DET_ON_THRESH_MASK, 0xc));
phy_restore_page(phydev, MTK_PHY_PAGE_STANDARD, 0);
phy_modify_mmd(phydev, MDIO_MMD_VEND1,
MTK_PHY_RG_LPI_PCS_DSP_CTRL_REG122,
MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK,
FIELD_PREP(MTK_PHY_LPI_NORM_MSE_HI_THRESH1000_MASK, 0xff));
}
static int cal_sw(struct phy_device *phydev, enum CAL_ITEM cal_item,
u8 start_pair, u8 end_pair)
{
u8 pair_n;
int ret;
for (pair_n = start_pair; pair_n <= end_pair; pair_n++) {
/* TX_OFFSET & TX_AMP have no SW calibration. */
switch (cal_item) {
case TX_VCM:
ret = tx_vcm_cal_sw(phydev, pair_n);
break;
default:
return -EINVAL;
}
if (ret)
return ret;
}
return 0;
}
static int cal_efuse(struct phy_device *phydev, enum CAL_ITEM cal_item,
u8 start_pair, u8 end_pair, u32 *buf)
{
u8 pair_n;
int ret;
for (pair_n = start_pair; pair_n <= end_pair; pair_n++) {
/* TX_VCM has no efuse calibration. */
switch (cal_item) {
case REXT:
ret = rext_cal_efuse(phydev, buf);
break;
case TX_OFFSET:
ret = tx_offset_cal_efuse(phydev, buf);
break;
case TX_AMP:
ret = tx_amp_cal_efuse(phydev, buf);
break;
case TX_R50:
ret = tx_r50_cal_efuse(phydev, buf, pair_n);
break;
default:
return -EINVAL;
}
if (ret)
return ret;
}
return 0;
}
static int start_cal(struct phy_device *phydev, enum CAL_ITEM cal_item,
enum CAL_MODE cal_mode, u8 start_pair,
u8 end_pair, u32 *buf)
{
int ret;
switch (cal_mode) {
case EFUSE_M:
ret = cal_efuse(phydev, cal_item, start_pair,
end_pair, buf);
break;
case SW_M:
ret = cal_sw(phydev, cal_item, start_pair, end_pair);
break;
default:
return -EINVAL;
}
if (ret) {
phydev_err(phydev, "cal %d failed\n", cal_item);
return -EIO;
}
return 0;
}
static int mt798x_phy_calibration(struct phy_device *phydev)
{
int ret = 0;
u32 *buf;
size_t len;
struct nvmem_cell *cell;
cell = nvmem_cell_get(&phydev->mdio.dev, "phy-cal-data");
if (IS_ERR(cell)) {
if (PTR_ERR(cell) == -EPROBE_DEFER)
return PTR_ERR(cell);
return 0;
}
buf = (u32 *)nvmem_cell_read(cell, &len);
if (IS_ERR(buf))
return PTR_ERR(buf);
nvmem_cell_put(cell);
if (!buf[0] || !buf[1] || !buf[2] || !buf[3] || len < 4 * sizeof(u32)) {
phydev_err(phydev, "invalid efuse data\n");
ret = -EINVAL;
goto out;
}
ret = start_cal(phydev, REXT, EFUSE_M, NO_PAIR, NO_PAIR, buf);
if (ret)
goto out;
ret = start_cal(phydev, TX_OFFSET, EFUSE_M, NO_PAIR, NO_PAIR, buf);
if (ret)
goto out;
ret = start_cal(phydev, TX_AMP, EFUSE_M, NO_PAIR, NO_PAIR, buf);
if (ret)
goto out;
ret = start_cal(phydev, TX_R50, EFUSE_M, PAIR_A, PAIR_D, buf);
if (ret)
goto out;
ret = start_cal(phydev, TX_VCM, SW_M, PAIR_A, PAIR_A, buf);
if (ret)
goto out;
out:
kfree(buf);
return ret;
}
static int mt798x_phy_config_init(struct phy_device *phydev)
{
switch (phydev->drv->phy_id) {
case MTK_GPHY_ID_MT7981:
mt7981_phy_finetune(phydev);
break;
case MTK_GPHY_ID_MT7988:
mt7988_phy_finetune(phydev);
break;
}
mt798x_phy_common_finetune(phydev);
mt798x_phy_eee(phydev);
return mt798x_phy_calibration(phydev);
}
static int mt798x_phy_hw_led_on_set(struct phy_device *phydev, u8 index,
bool on)
{
unsigned int bit_on = MTK_PHY_LED_STATE_FORCE_ON + (index ? 16 : 0);
struct mtk_socphy_priv *priv = phydev->priv;
bool changed;
if (on)
changed = !test_and_set_bit(bit_on, &priv->led_state);
else
changed = !!test_and_clear_bit(bit_on, &priv->led_state);
changed |= !!test_and_clear_bit(MTK_PHY_LED_STATE_NETDEV +
(index ? 16 : 0), &priv->led_state);
if (changed)
return phy_modify_mmd(phydev, MDIO_MMD_VEND2, index ?
MTK_PHY_LED1_ON_CTRL : MTK_PHY_LED0_ON_CTRL,
MTK_PHY_LED_ON_MASK,
on ? MTK_PHY_LED_ON_FORCE_ON : 0);
else
return 0;
}
static int mt798x_phy_hw_led_blink_set(struct phy_device *phydev, u8 index,
bool blinking)
{
unsigned int bit_blink = MTK_PHY_LED_STATE_FORCE_BLINK + (index ? 16 : 0);
struct mtk_socphy_priv *priv = phydev->priv;
bool changed;
if (blinking)
changed = !test_and_set_bit(bit_blink, &priv->led_state);
else
changed = !!test_and_clear_bit(bit_blink, &priv->led_state);
changed |= !!test_bit(MTK_PHY_LED_STATE_NETDEV +
(index ? 16 : 0), &priv->led_state);
if (changed)
return phy_write_mmd(phydev, MDIO_MMD_VEND2, index ?
MTK_PHY_LED1_BLINK_CTRL : MTK_PHY_LED0_BLINK_CTRL,
blinking ? MTK_PHY_LED_BLINK_FORCE_BLINK : 0);
else
return 0;
}
static int mt798x_phy_led_blink_set(struct phy_device *phydev, u8 index,
unsigned long *delay_on,
unsigned long *delay_off)
{
bool blinking = false;
int err = 0;
if (index > 1)
return -EINVAL;
if (delay_on && delay_off && (*delay_on > 0) && (*delay_off > 0)) {
blinking = true;
*delay_on = 50;
*delay_off = 50;
}
err = mt798x_phy_hw_led_blink_set(phydev, index, blinking);
if (err)
return err;
return mt798x_phy_hw_led_on_set(phydev, index, false);
}
static int mt798x_phy_led_brightness_set(struct phy_device *phydev,
u8 index, enum led_brightness value)
{
int err;
err = mt798x_phy_hw_led_blink_set(phydev, index, false);
if (err)
return err;
return mt798x_phy_hw_led_on_set(phydev, index, (value != LED_OFF));
}
static const unsigned long supported_triggers = (BIT(TRIGGER_NETDEV_FULL_DUPLEX) |
BIT(TRIGGER_NETDEV_HALF_DUPLEX) |
BIT(TRIGGER_NETDEV_LINK) |
BIT(TRIGGER_NETDEV_LINK_10) |
BIT(TRIGGER_NETDEV_LINK_100) |
BIT(TRIGGER_NETDEV_LINK_1000) |
BIT(TRIGGER_NETDEV_RX) |
BIT(TRIGGER_NETDEV_TX));
static int mt798x_phy_led_hw_is_supported(struct phy_device *phydev, u8 index,
unsigned long rules)
{
if (index > 1)
return -EINVAL;
/* All combinations of the supported triggers are allowed */
if (rules & ~supported_triggers)
return -EOPNOTSUPP;
return 0;
};
static int mt798x_phy_led_hw_control_get(struct phy_device *phydev, u8 index,
unsigned long *rules)
{
unsigned int bit_blink = MTK_PHY_LED_STATE_FORCE_BLINK + (index ? 16 : 0);
unsigned int bit_netdev = MTK_PHY_LED_STATE_NETDEV + (index ? 16 : 0);
unsigned int bit_on = MTK_PHY_LED_STATE_FORCE_ON + (index ? 16 : 0);
struct mtk_socphy_priv *priv = phydev->priv;
int on, blink;
if (index > 1)
return -EINVAL;
on = phy_read_mmd(phydev, MDIO_MMD_VEND2,
index ? MTK_PHY_LED1_ON_CTRL : MTK_PHY_LED0_ON_CTRL);
if (on < 0)
return -EIO;
blink = phy_read_mmd(phydev, MDIO_MMD_VEND2,
index ? MTK_PHY_LED1_BLINK_CTRL :
MTK_PHY_LED0_BLINK_CTRL);
if (blink < 0)
return -EIO;
if ((on & (MTK_PHY_LED_ON_LINK | MTK_PHY_LED_ON_FDX | MTK_PHY_LED_ON_HDX |
MTK_PHY_LED_ON_LINKDOWN)) ||
(blink & (MTK_PHY_LED_BLINK_RX | MTK_PHY_LED_BLINK_TX)))
set_bit(bit_netdev, &priv->led_state);
else
clear_bit(bit_netdev, &priv->led_state);
if (on & MTK_PHY_LED_ON_FORCE_ON)
set_bit(bit_on, &priv->led_state);
else
clear_bit(bit_on, &priv->led_state);
if (blink & MTK_PHY_LED_BLINK_FORCE_BLINK)
set_bit(bit_blink, &priv->led_state);
else
clear_bit(bit_blink, &priv->led_state);
if (!rules)
return 0;
if (on & MTK_PHY_LED_ON_LINK)
*rules |= BIT(TRIGGER_NETDEV_LINK);
if (on & MTK_PHY_LED_ON_LINK10)
*rules |= BIT(TRIGGER_NETDEV_LINK_10);
if (on & MTK_PHY_LED_ON_LINK100)
*rules |= BIT(TRIGGER_NETDEV_LINK_100);
if (on & MTK_PHY_LED_ON_LINK1000)
*rules |= BIT(TRIGGER_NETDEV_LINK_1000);
if (on & MTK_PHY_LED_ON_FDX)
*rules |= BIT(TRIGGER_NETDEV_FULL_DUPLEX);
if (on & MTK_PHY_LED_ON_HDX)
*rules |= BIT(TRIGGER_NETDEV_HALF_DUPLEX);
if (blink & MTK_PHY_LED_BLINK_RX)
*rules |= BIT(TRIGGER_NETDEV_RX);
if (blink & MTK_PHY_LED_BLINK_TX)
*rules |= BIT(TRIGGER_NETDEV_TX);
return 0;
};
static int mt798x_phy_led_hw_control_set(struct phy_device *phydev, u8 index,
unsigned long rules)
{
unsigned int bit_netdev = MTK_PHY_LED_STATE_NETDEV + (index ? 16 : 0);
struct mtk_socphy_priv *priv = phydev->priv;
u16 on = 0, blink = 0;
int ret;
if (index > 1)
return -EINVAL;
if (rules & BIT(TRIGGER_NETDEV_FULL_DUPLEX))
on |= MTK_PHY_LED_ON_FDX;
if (rules & BIT(TRIGGER_NETDEV_HALF_DUPLEX))
on |= MTK_PHY_LED_ON_HDX;
if (rules & (BIT(TRIGGER_NETDEV_LINK_10) | BIT(TRIGGER_NETDEV_LINK)))
on |= MTK_PHY_LED_ON_LINK10;
if (rules & (BIT(TRIGGER_NETDEV_LINK_100) | BIT(TRIGGER_NETDEV_LINK)))
on |= MTK_PHY_LED_ON_LINK100;
if (rules & (BIT(TRIGGER_NETDEV_LINK_1000) | BIT(TRIGGER_NETDEV_LINK)))
on |= MTK_PHY_LED_ON_LINK1000;
if (rules & BIT(TRIGGER_NETDEV_RX)) {
blink |= (on & MTK_PHY_LED_ON_LINK) ?
(((on & MTK_PHY_LED_ON_LINK10) ? MTK_PHY_LED_BLINK_10RX : 0) |
((on & MTK_PHY_LED_ON_LINK100) ? MTK_PHY_LED_BLINK_100RX : 0) |
((on & MTK_PHY_LED_ON_LINK1000) ? MTK_PHY_LED_BLINK_1000RX : 0)) :
MTK_PHY_LED_BLINK_RX;
}
if (rules & BIT(TRIGGER_NETDEV_TX)) {
blink |= (on & MTK_PHY_LED_ON_LINK) ?
(((on & MTK_PHY_LED_ON_LINK10) ? MTK_PHY_LED_BLINK_10TX : 0) |
((on & MTK_PHY_LED_ON_LINK100) ? MTK_PHY_LED_BLINK_100TX : 0) |
((on & MTK_PHY_LED_ON_LINK1000) ? MTK_PHY_LED_BLINK_1000TX : 0)) :
MTK_PHY_LED_BLINK_TX;
}
if (blink || on)
set_bit(bit_netdev, &priv->led_state);
else
clear_bit(bit_netdev, &priv->led_state);
ret = phy_modify_mmd(phydev, MDIO_MMD_VEND2, index ?
MTK_PHY_LED1_ON_CTRL :
MTK_PHY_LED0_ON_CTRL,
MTK_PHY_LED_ON_FDX |
MTK_PHY_LED_ON_HDX |
MTK_PHY_LED_ON_LINK,
on);
if (ret)
return ret;
return phy_write_mmd(phydev, MDIO_MMD_VEND2, index ?
MTK_PHY_LED1_BLINK_CTRL :
MTK_PHY_LED0_BLINK_CTRL, blink);
};
static bool mt7988_phy_led_get_polarity(struct phy_device *phydev, int led_num)
{
struct mtk_socphy_shared *priv = phydev->shared->priv;
u32 polarities;
if (led_num == 0)
polarities = ~(priv->boottrap);
else
polarities = MTK_PHY_LED1_DEFAULT_POLARITIES;
if (polarities & BIT(phydev->mdio.addr))
return true;
return false;
}
static int mt7988_phy_fix_leds_polarities(struct phy_device *phydev)
{
struct pinctrl *pinctrl;
int index;
/* Setup LED polarity according to bootstrap use of LED pins */
for (index = 0; index < 2; ++index)
phy_modify_mmd(phydev, MDIO_MMD_VEND2, index ?
MTK_PHY_LED1_ON_CTRL : MTK_PHY_LED0_ON_CTRL,
MTK_PHY_LED_ON_POLARITY,
mt7988_phy_led_get_polarity(phydev, index) ?
MTK_PHY_LED_ON_POLARITY : 0);
/* Only now setup pinctrl to avoid bogus blinking */
pinctrl = devm_pinctrl_get_select(&phydev->mdio.dev, "gbe-led");
if (IS_ERR(pinctrl))
dev_err(&phydev->mdio.bus->dev, "Failed to setup PHY LED pinctrl\n");
return 0;
}
static int mt7988_phy_probe_shared(struct phy_device *phydev)
{
struct device_node *np = dev_of_node(&phydev->mdio.bus->dev);
struct mtk_socphy_shared *shared = phydev->shared->priv;
struct regmap *regmap;
u32 reg;
int ret;
/* The LED0 of the 4 PHYs in MT7988 are wired to SoC pins LED_A, LED_B,
* LED_C and LED_D respectively. At the same time those pins are used to
* bootstrap configuration of the reference clock source (LED_A),
* DRAM DDRx16b x2/x1 (LED_B) and boot device (LED_C, LED_D).
* In practise this is done using a LED and a resistor pulling the pin
* either to GND or to VIO.
* The detected value at boot time is accessible at run-time using the
* TPBANK0 register located in the gpio base of the pinctrl, in order
* to read it here it needs to be referenced by a phandle called
* 'mediatek,pio' in the MDIO bus hosting the PHY.
* The 4 bits in TPBANK0 are kept as package shared data and are used to
* set LED polarity for each of the LED0.
*/
regmap = syscon_regmap_lookup_by_phandle(np, "mediatek,pio");
if (IS_ERR(regmap))
return PTR_ERR(regmap);
ret = regmap_read(regmap, RG_GPIO_MISC_TPBANK0, ®);
if (ret)
return ret;
shared->boottrap = FIELD_GET(RG_GPIO_MISC_TPBANK0_BOOTMODE, reg);
return 0;
}
static void mt798x_phy_leds_state_init(struct phy_device *phydev)
{
int i;
for (i = 0; i < 2; ++i)
mt798x_phy_led_hw_control_get(phydev, i, NULL);
}
static int mt7988_phy_probe(struct phy_device *phydev)
{
struct mtk_socphy_shared *shared;
struct mtk_socphy_priv *priv;
int err;
if (phydev->mdio.addr > 3)
return -EINVAL;
err = devm_phy_package_join(&phydev->mdio.dev, phydev, 0,
sizeof(struct mtk_socphy_shared));
if (err)
return err;
if (phy_package_probe_once(phydev)) {
err = mt7988_phy_probe_shared(phydev);
if (err)
return err;
}
shared = phydev->shared->priv;
priv = &shared->priv[phydev->mdio.addr];
phydev->priv = priv;
mt798x_phy_leds_state_init(phydev);
err = mt7988_phy_fix_leds_polarities(phydev);
if (err)
return err;
/* Disable TX power saving at probing to:
* 1. Meet common mode compliance test criteria
* 2. Make sure that TX-VCM calibration works fine
*/
phy_modify_mmd(phydev, MDIO_MMD_VEND1, MTK_PHY_RXADC_CTRL_RG7,
MTK_PHY_DA_AD_BUF_BIAS_LP_MASK, 0x3 << 8);
return mt798x_phy_calibration(phydev);
}
static int mt7981_phy_probe(struct phy_device *phydev)
{
struct mtk_socphy_priv *priv;
priv = devm_kzalloc(&phydev->mdio.dev, sizeof(struct mtk_socphy_priv),
GFP_KERNEL);
if (!priv)
return -ENOMEM;
phydev->priv = priv;
mt798x_phy_leds_state_init(phydev);
return mt798x_phy_calibration(phydev);
}
static struct phy_driver mtk_socphy_driver[] = {
{
PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7981),
.name = "MediaTek MT7981 PHY",
.config_init = mt798x_phy_config_init,
.config_intr = genphy_no_config_intr,
.handle_interrupt = genphy_handle_interrupt_no_ack,
.probe = mt7981_phy_probe,
.suspend = genphy_suspend,
.resume = genphy_resume,
.read_page = mtk_socphy_read_page,
.write_page = mtk_socphy_write_page,
.led_blink_set = mt798x_phy_led_blink_set,
.led_brightness_set = mt798x_phy_led_brightness_set,
.led_hw_is_supported = mt798x_phy_led_hw_is_supported,
.led_hw_control_set = mt798x_phy_led_hw_control_set,
.led_hw_control_get = mt798x_phy_led_hw_control_get,
},
{
PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7988),
.name = "MediaTek MT7988 PHY",
.config_init = mt798x_phy_config_init,
.config_intr = genphy_no_config_intr,
.handle_interrupt = genphy_handle_interrupt_no_ack,
.probe = mt7988_phy_probe,
.suspend = genphy_suspend,
.resume = genphy_resume,
.read_page = mtk_socphy_read_page,
.write_page = mtk_socphy_write_page,
.led_blink_set = mt798x_phy_led_blink_set,
.led_brightness_set = mt798x_phy_led_brightness_set,
.led_hw_is_supported = mt798x_phy_led_hw_is_supported,
.led_hw_control_set = mt798x_phy_led_hw_control_set,
.led_hw_control_get = mt798x_phy_led_hw_control_get,
},
};
module_phy_driver(mtk_socphy_driver);
static struct mdio_device_id __maybe_unused mtk_socphy_tbl[] = {
{ PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7981) },
{ PHY_ID_MATCH_EXACT(MTK_GPHY_ID_MT7988) },
{ }
};
MODULE_DESCRIPTION("MediaTek SoC Gigabit Ethernet PHY driver");
MODULE_AUTHOR("Daniel Golle <daniel@makrotopia.org>");
MODULE_AUTHOR("SkyLake Huang <SkyLake.Huang@mediatek.com>");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(mdio, mtk_socphy_tbl);
|