1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Copyright (c) 2014 MediaTek Inc.
4 * Author: Flora Fu, MediaTek
5 */
6 #include <linux/clk.h>
7 #include <linux/interrupt.h>
8 #include <linux/io.h>
9 #include <linux/kernel.h>
10 #include <linux/module.h>
11 #include <linux/of_device.h>
12 #include <linux/platform_device.h>
13 #include <linux/regmap.h>
14 #include <linux/reset.h>
15
16 #define PWRAP_MT8135_BRIDGE_IORD_ARB_EN 0x4
17 #define PWRAP_MT8135_BRIDGE_WACS3_EN 0x10
18 #define PWRAP_MT8135_BRIDGE_INIT_DONE3 0x14
19 #define PWRAP_MT8135_BRIDGE_WACS4_EN 0x24
20 #define PWRAP_MT8135_BRIDGE_INIT_DONE4 0x28
21 #define PWRAP_MT8135_BRIDGE_INT_EN 0x38
22 #define PWRAP_MT8135_BRIDGE_TIMER_EN 0x48
23 #define PWRAP_MT8135_BRIDGE_WDT_UNIT 0x50
24 #define PWRAP_MT8135_BRIDGE_WDT_SRC_EN 0x54
25
26 /* macro for wrapper status */
27 #define PWRAP_GET_WACS_RDATA(x) (((x) >> 0) & 0x0000ffff)
28 #define PWRAP_GET_WACS_FSM(x) (((x) >> 16) & 0x00000007)
29 #define PWRAP_GET_WACS_REQ(x) (((x) >> 19) & 0x00000001)
30 #define PWRAP_STATE_SYNC_IDLE0 (1 << 20)
31 #define PWRAP_STATE_INIT_DONE0 (1 << 21)
32
33 /* macro for WACS FSM */
34 #define PWRAP_WACS_FSM_IDLE 0x00
35 #define PWRAP_WACS_FSM_REQ 0x02
36 #define PWRAP_WACS_FSM_WFDLE 0x04
37 #define PWRAP_WACS_FSM_WFVLDCLR 0x06
38 #define PWRAP_WACS_INIT_DONE 0x01
39 #define PWRAP_WACS_WACS_SYNC_IDLE 0x01
40 #define PWRAP_WACS_SYNC_BUSY 0x00
41
42 /* macro for device wrapper default value */
43 #define PWRAP_DEW_READ_TEST_VAL 0x5aa5
44 #define PWRAP_DEW_WRITE_TEST_VAL 0xa55a
45
46 /* macro for manual command */
47 #define PWRAP_MAN_CMD_SPI_WRITE_NEW (1 << 14)
48 #define PWRAP_MAN_CMD_SPI_WRITE (1 << 13)
49 #define PWRAP_MAN_CMD_OP_CSH (0x0 << 8)
50 #define PWRAP_MAN_CMD_OP_CSL (0x1 << 8)
51 #define PWRAP_MAN_CMD_OP_CK (0x2 << 8)
52 #define PWRAP_MAN_CMD_OP_OUTS (0x8 << 8)
53 #define PWRAP_MAN_CMD_OP_OUTD (0x9 << 8)
54 #define PWRAP_MAN_CMD_OP_OUTQ (0xa << 8)
55
56 /* macro for Watch Dog Timer Source */
57 #define PWRAP_WDT_SRC_EN_STAUPD_TRIG (1 << 25)
58 #define PWRAP_WDT_SRC_EN_HARB_STAUPD_DLE (1 << 20)
59 #define PWRAP_WDT_SRC_EN_HARB_STAUPD_ALE (1 << 6)
60 #define PWRAP_WDT_SRC_MASK_ALL 0xffffffff
61 #define PWRAP_WDT_SRC_MASK_NO_STAUPD ~(PWRAP_WDT_SRC_EN_STAUPD_TRIG | \
62 PWRAP_WDT_SRC_EN_HARB_STAUPD_DLE | \
63 PWRAP_WDT_SRC_EN_HARB_STAUPD_ALE)
64
65 /* Group of bits used for shown slave capability */
66 #define PWRAP_SLV_CAP_SPI BIT(0)
67 #define PWRAP_SLV_CAP_DUALIO BIT(1)
68 #define PWRAP_SLV_CAP_SECURITY BIT(2)
69 #define HAS_CAP(_c, _x) (((_c) & (_x)) == (_x))
70
71 /* Group of bits used for shown pwrap capability */
72 #define PWRAP_CAP_BRIDGE BIT(0)
73 #define PWRAP_CAP_RESET BIT(1)
74 #define PWRAP_CAP_DCM BIT(2)
75 #define PWRAP_CAP_INT1_EN BIT(3)
76 #define PWRAP_CAP_WDT_SRC1 BIT(4)
77
78 /* defines for slave device wrapper registers */
79 enum dew_regs {
80 PWRAP_DEW_BASE,
81 PWRAP_DEW_DIO_EN,
82 PWRAP_DEW_READ_TEST,
83 PWRAP_DEW_WRITE_TEST,
84 PWRAP_DEW_CRC_EN,
85 PWRAP_DEW_CRC_VAL,
86 PWRAP_DEW_MON_GRP_SEL,
87 PWRAP_DEW_CIPHER_KEY_SEL,
88 PWRAP_DEW_CIPHER_IV_SEL,
89 PWRAP_DEW_CIPHER_RDY,
90 PWRAP_DEW_CIPHER_MODE,
91 PWRAP_DEW_CIPHER_SWRST,
92
93 /* MT6323 only regs */
94 PWRAP_DEW_CIPHER_EN,
95 PWRAP_DEW_RDDMY_NO,
96
97 /* MT6358 only regs */
98 PWRAP_SMT_CON1,
99 PWRAP_DRV_CON1,
100 PWRAP_FILTER_CON0,
101 PWRAP_GPIO_PULLEN0_CLR,
102 PWRAP_RG_SPI_CON0,
103 PWRAP_RG_SPI_RECORD0,
104 PWRAP_RG_SPI_CON2,
105 PWRAP_RG_SPI_CON3,
106 PWRAP_RG_SPI_CON4,
107 PWRAP_RG_SPI_CON5,
108 PWRAP_RG_SPI_CON6,
109 PWRAP_RG_SPI_CON7,
110 PWRAP_RG_SPI_CON8,
111 PWRAP_RG_SPI_CON13,
112 PWRAP_SPISLV_KEY,
113
114 /* MT6359 only regs */
115 PWRAP_DEW_CRC_SWRST,
116 PWRAP_DEW_RG_EN_RECORD,
117 PWRAP_DEW_RECORD_CMD0,
118 PWRAP_DEW_RECORD_CMD1,
119 PWRAP_DEW_RECORD_CMD2,
120 PWRAP_DEW_RECORD_CMD3,
121 PWRAP_DEW_RECORD_CMD4,
122 PWRAP_DEW_RECORD_CMD5,
123 PWRAP_DEW_RECORD_WDATA0,
124 PWRAP_DEW_RECORD_WDATA1,
125 PWRAP_DEW_RECORD_WDATA2,
126 PWRAP_DEW_RECORD_WDATA3,
127 PWRAP_DEW_RECORD_WDATA4,
128 PWRAP_DEW_RECORD_WDATA5,
129 PWRAP_DEW_RG_ADDR_TARGET,
130 PWRAP_DEW_RG_ADDR_MASK,
131 PWRAP_DEW_RG_WDATA_TARGET,
132 PWRAP_DEW_RG_WDATA_MASK,
133 PWRAP_DEW_RG_SPI_RECORD_CLR,
134 PWRAP_DEW_RG_CMD_ALERT_CLR,
135
136 /* MT6397 only regs */
137 PWRAP_DEW_EVENT_OUT_EN,
138 PWRAP_DEW_EVENT_SRC_EN,
139 PWRAP_DEW_EVENT_SRC,
140 PWRAP_DEW_EVENT_FLAG,
141 PWRAP_DEW_MON_FLAG_SEL,
142 PWRAP_DEW_EVENT_TEST,
143 PWRAP_DEW_CIPHER_LOAD,
144 PWRAP_DEW_CIPHER_START,
145 };
146
147 static const u32 mt6323_regs[] = {
148 [PWRAP_DEW_BASE] = 0x0000,
149 [PWRAP_DEW_DIO_EN] = 0x018a,
150 [PWRAP_DEW_READ_TEST] = 0x018c,
151 [PWRAP_DEW_WRITE_TEST] = 0x018e,
152 [PWRAP_DEW_CRC_EN] = 0x0192,
153 [PWRAP_DEW_CRC_VAL] = 0x0194,
154 [PWRAP_DEW_MON_GRP_SEL] = 0x0196,
155 [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0198,
156 [PWRAP_DEW_CIPHER_IV_SEL] = 0x019a,
157 [PWRAP_DEW_CIPHER_EN] = 0x019c,
158 [PWRAP_DEW_CIPHER_RDY] = 0x019e,
159 [PWRAP_DEW_CIPHER_MODE] = 0x01a0,
160 [PWRAP_DEW_CIPHER_SWRST] = 0x01a2,
161 [PWRAP_DEW_RDDMY_NO] = 0x01a4,
162 };
163
164 static const u32 mt6351_regs[] = {
165 [PWRAP_DEW_DIO_EN] = 0x02F2,
166 [PWRAP_DEW_READ_TEST] = 0x02F4,
167 [PWRAP_DEW_WRITE_TEST] = 0x02F6,
168 [PWRAP_DEW_CRC_EN] = 0x02FA,
169 [PWRAP_DEW_CRC_VAL] = 0x02FC,
170 [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0300,
171 [PWRAP_DEW_CIPHER_IV_SEL] = 0x0302,
172 [PWRAP_DEW_CIPHER_EN] = 0x0304,
173 [PWRAP_DEW_CIPHER_RDY] = 0x0306,
174 [PWRAP_DEW_CIPHER_MODE] = 0x0308,
175 [PWRAP_DEW_CIPHER_SWRST] = 0x030A,
176 [PWRAP_DEW_RDDMY_NO] = 0x030C,
177 };
178
179 static const u32 mt6357_regs[] = {
180 [PWRAP_DEW_DIO_EN] = 0x040A,
181 [PWRAP_DEW_READ_TEST] = 0x040C,
182 [PWRAP_DEW_WRITE_TEST] = 0x040E,
183 [PWRAP_DEW_CRC_EN] = 0x0412,
184 [PWRAP_DEW_CRC_VAL] = 0x0414,
185 [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0418,
186 [PWRAP_DEW_CIPHER_IV_SEL] = 0x041A,
187 [PWRAP_DEW_CIPHER_EN] = 0x041C,
188 [PWRAP_DEW_CIPHER_RDY] = 0x041E,
189 [PWRAP_DEW_CIPHER_MODE] = 0x0420,
190 [PWRAP_DEW_CIPHER_SWRST] = 0x0422,
191 [PWRAP_DEW_RDDMY_NO] = 0x0424,
192 };
193
194 static const u32 mt6358_regs[] = {
195 [PWRAP_SMT_CON1] = 0x0030,
196 [PWRAP_DRV_CON1] = 0x0038,
197 [PWRAP_FILTER_CON0] = 0x0040,
198 [PWRAP_GPIO_PULLEN0_CLR] = 0x0098,
199 [PWRAP_RG_SPI_CON0] = 0x0408,
200 [PWRAP_RG_SPI_RECORD0] = 0x040a,
201 [PWRAP_DEW_DIO_EN] = 0x040c,
202 [PWRAP_DEW_READ_TEST] = 0x040e,
203 [PWRAP_DEW_WRITE_TEST] = 0x0410,
204 [PWRAP_DEW_CRC_EN] = 0x0414,
205 [PWRAP_DEW_CIPHER_KEY_SEL] = 0x041a,
206 [PWRAP_DEW_CIPHER_IV_SEL] = 0x041c,
207 [PWRAP_DEW_CIPHER_EN] = 0x041e,
208 [PWRAP_DEW_CIPHER_RDY] = 0x0420,
209 [PWRAP_DEW_CIPHER_MODE] = 0x0422,
210 [PWRAP_DEW_CIPHER_SWRST] = 0x0424,
211 [PWRAP_RG_SPI_CON2] = 0x0432,
212 [PWRAP_RG_SPI_CON3] = 0x0434,
213 [PWRAP_RG_SPI_CON4] = 0x0436,
214 [PWRAP_RG_SPI_CON5] = 0x0438,
215 [PWRAP_RG_SPI_CON6] = 0x043a,
216 [PWRAP_RG_SPI_CON7] = 0x043c,
217 [PWRAP_RG_SPI_CON8] = 0x043e,
218 [PWRAP_RG_SPI_CON13] = 0x0448,
219 [PWRAP_SPISLV_KEY] = 0x044a,
220 };
221
222 static const u32 mt6359_regs[] = {
223 [PWRAP_DEW_RG_EN_RECORD] = 0x040a,
224 [PWRAP_DEW_DIO_EN] = 0x040c,
225 [PWRAP_DEW_READ_TEST] = 0x040e,
226 [PWRAP_DEW_WRITE_TEST] = 0x0410,
227 [PWRAP_DEW_CRC_SWRST] = 0x0412,
228 [PWRAP_DEW_CRC_EN] = 0x0414,
229 [PWRAP_DEW_CRC_VAL] = 0x0416,
230 [PWRAP_DEW_CIPHER_KEY_SEL] = 0x0418,
231 [PWRAP_DEW_CIPHER_IV_SEL] = 0x041a,
232 [PWRAP_DEW_CIPHER_EN] = 0x041c,
233 [PWRAP_DEW_CIPHER_RDY] = 0x041e,
234 [PWRAP_DEW_CIPHER_MODE] = 0x0420,
235 [PWRAP_DEW_CIPHER_SWRST] = 0x0422,
236 [PWRAP_DEW_RDDMY_NO] = 0x0424,
237 [PWRAP_DEW_RECORD_CMD0] = 0x0428,
238 [PWRAP_DEW_RECORD_CMD1] = 0x042a,
239 [PWRAP_DEW_RECORD_CMD2] = 0x042c,
240 [PWRAP_DEW_RECORD_CMD3] = 0x042e,
241 [PWRAP_DEW_RECORD_CMD4] = 0x0430,
242 [PWRAP_DEW_RECORD_CMD5] = 0x0432,
243 [PWRAP_DEW_RECORD_WDATA0] = 0x0434,
244 [PWRAP_DEW_RECORD_WDATA1] = 0x0436,
245 [PWRAP_DEW_RECORD_WDATA2] = 0x0438,
246 [PWRAP_DEW_RECORD_WDATA3] = 0x043a,
247 [PWRAP_DEW_RECORD_WDATA4] = 0x043c,
248 [PWRAP_DEW_RECORD_WDATA5] = 0x043e,
249 [PWRAP_DEW_RG_ADDR_TARGET] = 0x0440,
250 [PWRAP_DEW_RG_ADDR_MASK] = 0x0442,
251 [PWRAP_DEW_RG_WDATA_TARGET] = 0x0444,
252 [PWRAP_DEW_RG_WDATA_MASK] = 0x0446,
253 [PWRAP_DEW_RG_SPI_RECORD_CLR] = 0x0448,
254 [PWRAP_DEW_RG_CMD_ALERT_CLR] = 0x0448,
255 [PWRAP_SPISLV_KEY] = 0x044a,
256 };
257
258 static const u32 mt6397_regs[] = {
259 [PWRAP_DEW_BASE] = 0xbc00,
260 [PWRAP_DEW_EVENT_OUT_EN] = 0xbc00,
261 [PWRAP_DEW_DIO_EN] = 0xbc02,
262 [PWRAP_DEW_EVENT_SRC_EN] = 0xbc04,
263 [PWRAP_DEW_EVENT_SRC] = 0xbc06,
264 [PWRAP_DEW_EVENT_FLAG] = 0xbc08,
265 [PWRAP_DEW_READ_TEST] = 0xbc0a,
266 [PWRAP_DEW_WRITE_TEST] = 0xbc0c,
267 [PWRAP_DEW_CRC_EN] = 0xbc0e,
268 [PWRAP_DEW_CRC_VAL] = 0xbc10,
269 [PWRAP_DEW_MON_GRP_SEL] = 0xbc12,
270 [PWRAP_DEW_MON_FLAG_SEL] = 0xbc14,
271 [PWRAP_DEW_EVENT_TEST] = 0xbc16,
272 [PWRAP_DEW_CIPHER_KEY_SEL] = 0xbc18,
273 [PWRAP_DEW_CIPHER_IV_SEL] = 0xbc1a,
274 [PWRAP_DEW_CIPHER_LOAD] = 0xbc1c,
275 [PWRAP_DEW_CIPHER_START] = 0xbc1e,
276 [PWRAP_DEW_CIPHER_RDY] = 0xbc20,
277 [PWRAP_DEW_CIPHER_MODE] = 0xbc22,
278 [PWRAP_DEW_CIPHER_SWRST] = 0xbc24,
279 };
280
281 enum pwrap_regs {
282 PWRAP_MUX_SEL,
283 PWRAP_WRAP_EN,
284 PWRAP_DIO_EN,
285 PWRAP_SIDLY,
286 PWRAP_CSHEXT_WRITE,
287 PWRAP_CSHEXT_READ,
288 PWRAP_CSLEXT_START,
289 PWRAP_CSLEXT_END,
290 PWRAP_STAUPD_PRD,
291 PWRAP_STAUPD_GRPEN,
292 PWRAP_STAUPD_MAN_TRIG,
293 PWRAP_STAUPD_STA,
294 PWRAP_WRAP_STA,
295 PWRAP_HARB_INIT,
296 PWRAP_HARB_HPRIO,
297 PWRAP_HIPRIO_ARB_EN,
298 PWRAP_HARB_STA0,
299 PWRAP_HARB_STA1,
300 PWRAP_MAN_EN,
301 PWRAP_MAN_CMD,
302 PWRAP_MAN_RDATA,
303 PWRAP_MAN_VLDCLR,
304 PWRAP_WACS0_EN,
305 PWRAP_INIT_DONE0,
306 PWRAP_WACS0_CMD,
307 PWRAP_WACS0_RDATA,
308 PWRAP_WACS0_VLDCLR,
309 PWRAP_WACS1_EN,
310 PWRAP_INIT_DONE1,
311 PWRAP_WACS1_CMD,
312 PWRAP_WACS1_RDATA,
313 PWRAP_WACS1_VLDCLR,
314 PWRAP_WACS2_EN,
315 PWRAP_INIT_DONE2,
316 PWRAP_WACS2_CMD,
317 PWRAP_WACS2_RDATA,
318 PWRAP_WACS2_VLDCLR,
319 PWRAP_INT_EN,
320 PWRAP_INT_FLG_RAW,
321 PWRAP_INT_FLG,
322 PWRAP_INT_CLR,
323 PWRAP_SIG_ADR,
324 PWRAP_SIG_MODE,
325 PWRAP_SIG_VALUE,
326 PWRAP_SIG_ERRVAL,
327 PWRAP_CRC_EN,
328 PWRAP_TIMER_EN,
329 PWRAP_TIMER_STA,
330 PWRAP_WDT_UNIT,
331 PWRAP_WDT_SRC_EN,
332 PWRAP_WDT_FLG,
333 PWRAP_DEBUG_INT_SEL,
334 PWRAP_CIPHER_KEY_SEL,
335 PWRAP_CIPHER_IV_SEL,
336 PWRAP_CIPHER_RDY,
337 PWRAP_CIPHER_MODE,
338 PWRAP_CIPHER_SWRST,
339 PWRAP_DCM_EN,
340 PWRAP_DCM_DBC_PRD,
341 PWRAP_EINT_STA0_ADR,
342 PWRAP_EINT_STA1_ADR,
343
344 /* MT2701 only regs */
345 PWRAP_ADC_CMD_ADDR,
346 PWRAP_PWRAP_ADC_CMD,
347 PWRAP_ADC_RDY_ADDR,
348 PWRAP_ADC_RDATA_ADDR1,
349 PWRAP_ADC_RDATA_ADDR2,
350
351 /* MT7622 only regs */
352 PWRAP_STA,
353 PWRAP_CLR,
354 PWRAP_DVFS_ADR8,
355 PWRAP_DVFS_WDATA8,
356 PWRAP_DVFS_ADR9,
357 PWRAP_DVFS_WDATA9,
358 PWRAP_DVFS_ADR10,
359 PWRAP_DVFS_WDATA10,
360 PWRAP_DVFS_ADR11,
361 PWRAP_DVFS_WDATA11,
362 PWRAP_DVFS_ADR12,
363 PWRAP_DVFS_WDATA12,
364 PWRAP_DVFS_ADR13,
365 PWRAP_DVFS_WDATA13,
366 PWRAP_DVFS_ADR14,
367 PWRAP_DVFS_WDATA14,
368 PWRAP_DVFS_ADR15,
369 PWRAP_DVFS_WDATA15,
370 PWRAP_EXT_CK,
371 PWRAP_ADC_RDATA_ADDR,
372 PWRAP_GPS_STA,
373 PWRAP_SW_RST,
374 PWRAP_DVFS_STEP_CTRL0,
375 PWRAP_DVFS_STEP_CTRL1,
376 PWRAP_DVFS_STEP_CTRL2,
377 PWRAP_SPI2_CTRL,
378
379 /* MT8135 only regs */
380 PWRAP_CSHEXT,
381 PWRAP_EVENT_IN_EN,
382 PWRAP_EVENT_DST_EN,
383 PWRAP_RRARB_INIT,
384 PWRAP_RRARB_EN,
385 PWRAP_RRARB_STA0,
386 PWRAP_RRARB_STA1,
387 PWRAP_EVENT_STA,
388 PWRAP_EVENT_STACLR,
389 PWRAP_CIPHER_LOAD,
390 PWRAP_CIPHER_START,
391
392 /* MT8173 only regs */
393 PWRAP_RDDMY,
394 PWRAP_SI_CK_CON,
395 PWRAP_DVFS_ADR0,
396 PWRAP_DVFS_WDATA0,
397 PWRAP_DVFS_ADR1,
398 PWRAP_DVFS_WDATA1,
399 PWRAP_DVFS_ADR2,
400 PWRAP_DVFS_WDATA2,
401 PWRAP_DVFS_ADR3,
402 PWRAP_DVFS_WDATA3,
403 PWRAP_DVFS_ADR4,
404 PWRAP_DVFS_WDATA4,
405 PWRAP_DVFS_ADR5,
406 PWRAP_DVFS_WDATA5,
407 PWRAP_DVFS_ADR6,
408 PWRAP_DVFS_WDATA6,
409 PWRAP_DVFS_ADR7,
410 PWRAP_DVFS_WDATA7,
411 PWRAP_SPMINF_STA,
412 PWRAP_CIPHER_EN,
413
414 /* MT8183 only regs */
415 PWRAP_SI_SAMPLE_CTRL,
416 PWRAP_CSLEXT_WRITE,
417 PWRAP_CSLEXT_READ,
418 PWRAP_EXT_CK_WRITE,
419 PWRAP_STAUPD_CTRL,
420 PWRAP_WACS_P2P_EN,
421 PWRAP_INIT_DONE_P2P,
422 PWRAP_WACS_MD32_EN,
423 PWRAP_INIT_DONE_MD32,
424 PWRAP_INT1_EN,
425 PWRAP_INT1_FLG,
426 PWRAP_INT1_CLR,
427 PWRAP_WDT_SRC_EN_1,
428 PWRAP_INT_GPS_AUXADC_CMD_ADDR,
429 PWRAP_INT_GPS_AUXADC_CMD,
430 PWRAP_INT_GPS_AUXADC_RDATA_ADDR,
431 PWRAP_EXT_GPS_AUXADC_RDATA_ADDR,
432 PWRAP_GPSINF_0_STA,
433 PWRAP_GPSINF_1_STA,
434
435 /* MT8516 only regs */
436 PWRAP_OP_TYPE,
437 PWRAP_MSB_FIRST,
438 };
439
440 static int mt2701_regs[] = {
441 [PWRAP_MUX_SEL] = 0x0,
442 [PWRAP_WRAP_EN] = 0x4,
443 [PWRAP_DIO_EN] = 0x8,
444 [PWRAP_SIDLY] = 0xc,
445 [PWRAP_RDDMY] = 0x18,
446 [PWRAP_SI_CK_CON] = 0x1c,
447 [PWRAP_CSHEXT_WRITE] = 0x20,
448 [PWRAP_CSHEXT_READ] = 0x24,
449 [PWRAP_CSLEXT_START] = 0x28,
450 [PWRAP_CSLEXT_END] = 0x2c,
451 [PWRAP_STAUPD_PRD] = 0x30,
452 [PWRAP_STAUPD_GRPEN] = 0x34,
453 [PWRAP_STAUPD_MAN_TRIG] = 0x38,
454 [PWRAP_STAUPD_STA] = 0x3c,
455 [PWRAP_WRAP_STA] = 0x44,
456 [PWRAP_HARB_INIT] = 0x48,
457 [PWRAP_HARB_HPRIO] = 0x4c,
458 [PWRAP_HIPRIO_ARB_EN] = 0x50,
459 [PWRAP_HARB_STA0] = 0x54,
460 [PWRAP_HARB_STA1] = 0x58,
461 [PWRAP_MAN_EN] = 0x5c,
462 [PWRAP_MAN_CMD] = 0x60,
463 [PWRAP_MAN_RDATA] = 0x64,
464 [PWRAP_MAN_VLDCLR] = 0x68,
465 [PWRAP_WACS0_EN] = 0x6c,
466 [PWRAP_INIT_DONE0] = 0x70,
467 [PWRAP_WACS0_CMD] = 0x74,
468 [PWRAP_WACS0_RDATA] = 0x78,
469 [PWRAP_WACS0_VLDCLR] = 0x7c,
470 [PWRAP_WACS1_EN] = 0x80,
471 [PWRAP_INIT_DONE1] = 0x84,
472 [PWRAP_WACS1_CMD] = 0x88,
473 [PWRAP_WACS1_RDATA] = 0x8c,
474 [PWRAP_WACS1_VLDCLR] = 0x90,
475 [PWRAP_WACS2_EN] = 0x94,
476 [PWRAP_INIT_DONE2] = 0x98,
477 [PWRAP_WACS2_CMD] = 0x9c,
478 [PWRAP_WACS2_RDATA] = 0xa0,
479 [PWRAP_WACS2_VLDCLR] = 0xa4,
480 [PWRAP_INT_EN] = 0xa8,
481 [PWRAP_INT_FLG_RAW] = 0xac,
482 [PWRAP_INT_FLG] = 0xb0,
483 [PWRAP_INT_CLR] = 0xb4,
484 [PWRAP_SIG_ADR] = 0xb8,
485 [PWRAP_SIG_MODE] = 0xbc,
486 [PWRAP_SIG_VALUE] = 0xc0,
487 [PWRAP_SIG_ERRVAL] = 0xc4,
488 [PWRAP_CRC_EN] = 0xc8,
489 [PWRAP_TIMER_EN] = 0xcc,
490 [PWRAP_TIMER_STA] = 0xd0,
491 [PWRAP_WDT_UNIT] = 0xd4,
492 [PWRAP_WDT_SRC_EN] = 0xd8,
493 [PWRAP_WDT_FLG] = 0xdc,
494 [PWRAP_DEBUG_INT_SEL] = 0xe0,
495 [PWRAP_DVFS_ADR0] = 0xe4,
496 [PWRAP_DVFS_WDATA0] = 0xe8,
497 [PWRAP_DVFS_ADR1] = 0xec,
498 [PWRAP_DVFS_WDATA1] = 0xf0,
499 [PWRAP_DVFS_ADR2] = 0xf4,
500 [PWRAP_DVFS_WDATA2] = 0xf8,
501 [PWRAP_DVFS_ADR3] = 0xfc,
502 [PWRAP_DVFS_WDATA3] = 0x100,
503 [PWRAP_DVFS_ADR4] = 0x104,
504 [PWRAP_DVFS_WDATA4] = 0x108,
505 [PWRAP_DVFS_ADR5] = 0x10c,
506 [PWRAP_DVFS_WDATA5] = 0x110,
507 [PWRAP_DVFS_ADR6] = 0x114,
508 [PWRAP_DVFS_WDATA6] = 0x118,
509 [PWRAP_DVFS_ADR7] = 0x11c,
510 [PWRAP_DVFS_WDATA7] = 0x120,
511 [PWRAP_CIPHER_KEY_SEL] = 0x124,
512 [PWRAP_CIPHER_IV_SEL] = 0x128,
513 [PWRAP_CIPHER_EN] = 0x12c,
514 [PWRAP_CIPHER_RDY] = 0x130,
515 [PWRAP_CIPHER_MODE] = 0x134,
516 [PWRAP_CIPHER_SWRST] = 0x138,
517 [PWRAP_DCM_EN] = 0x13c,
518 [PWRAP_DCM_DBC_PRD] = 0x140,
519 [PWRAP_ADC_CMD_ADDR] = 0x144,
520 [PWRAP_PWRAP_ADC_CMD] = 0x148,
521 [PWRAP_ADC_RDY_ADDR] = 0x14c,
522 [PWRAP_ADC_RDATA_ADDR1] = 0x150,
523 [PWRAP_ADC_RDATA_ADDR2] = 0x154,
524 };
525
526 static int mt6765_regs[] = {
527 [PWRAP_MUX_SEL] = 0x0,
528 [PWRAP_WRAP_EN] = 0x4,
529 [PWRAP_DIO_EN] = 0x8,
530 [PWRAP_RDDMY] = 0x20,
531 [PWRAP_CSHEXT_WRITE] = 0x24,
532 [PWRAP_CSHEXT_READ] = 0x28,
533 [PWRAP_CSLEXT_START] = 0x2C,
534 [PWRAP_CSLEXT_END] = 0x30,
535 [PWRAP_STAUPD_PRD] = 0x3C,
536 [PWRAP_HARB_HPRIO] = 0x68,
537 [PWRAP_HIPRIO_ARB_EN] = 0x6C,
538 [PWRAP_MAN_EN] = 0x7C,
539 [PWRAP_MAN_CMD] = 0x80,
540 [PWRAP_WACS0_EN] = 0x8C,
541 [PWRAP_WACS1_EN] = 0x94,
542 [PWRAP_WACS2_EN] = 0x9C,
543 [PWRAP_INIT_DONE2] = 0xA0,
544 [PWRAP_WACS2_CMD] = 0xC20,
545 [PWRAP_WACS2_RDATA] = 0xC24,
546 [PWRAP_WACS2_VLDCLR] = 0xC28,
547 [PWRAP_INT_EN] = 0xB4,
548 [PWRAP_INT_FLG_RAW] = 0xB8,
549 [PWRAP_INT_FLG] = 0xBC,
550 [PWRAP_INT_CLR] = 0xC0,
551 [PWRAP_TIMER_EN] = 0xE8,
552 [PWRAP_WDT_UNIT] = 0xF0,
553 [PWRAP_WDT_SRC_EN] = 0xF4,
554 [PWRAP_DCM_EN] = 0x1DC,
555 [PWRAP_DCM_DBC_PRD] = 0x1E0,
556 };
557
558 static int mt6779_regs[] = {
559 [PWRAP_MUX_SEL] = 0x0,
560 [PWRAP_WRAP_EN] = 0x4,
561 [PWRAP_DIO_EN] = 0x8,
562 [PWRAP_RDDMY] = 0x20,
563 [PWRAP_CSHEXT_WRITE] = 0x24,
564 [PWRAP_CSHEXT_READ] = 0x28,
565 [PWRAP_CSLEXT_WRITE] = 0x2C,
566 [PWRAP_CSLEXT_READ] = 0x30,
567 [PWRAP_EXT_CK_WRITE] = 0x34,
568 [PWRAP_STAUPD_CTRL] = 0x3C,
569 [PWRAP_STAUPD_GRPEN] = 0x40,
570 [PWRAP_EINT_STA0_ADR] = 0x44,
571 [PWRAP_HARB_HPRIO] = 0x68,
572 [PWRAP_HIPRIO_ARB_EN] = 0x6C,
573 [PWRAP_MAN_EN] = 0x7C,
574 [PWRAP_MAN_CMD] = 0x80,
575 [PWRAP_WACS0_EN] = 0x8C,
576 [PWRAP_INIT_DONE0] = 0x90,
577 [PWRAP_WACS1_EN] = 0x94,
578 [PWRAP_WACS2_EN] = 0x9C,
579 [PWRAP_INIT_DONE1] = 0x98,
580 [PWRAP_INIT_DONE2] = 0xA0,
581 [PWRAP_INT_EN] = 0xBC,
582 [PWRAP_INT_FLG_RAW] = 0xC0,
583 [PWRAP_INT_FLG] = 0xC4,
584 [PWRAP_INT_CLR] = 0xC8,
585 [PWRAP_INT1_EN] = 0xCC,
586 [PWRAP_INT1_FLG] = 0xD4,
587 [PWRAP_INT1_CLR] = 0xD8,
588 [PWRAP_TIMER_EN] = 0xF0,
589 [PWRAP_WDT_UNIT] = 0xF8,
590 [PWRAP_WDT_SRC_EN] = 0xFC,
591 [PWRAP_WDT_SRC_EN_1] = 0x100,
592 [PWRAP_WACS2_CMD] = 0xC20,
593 [PWRAP_WACS2_RDATA] = 0xC24,
594 [PWRAP_WACS2_VLDCLR] = 0xC28,
595 };
596
597 static int mt6797_regs[] = {
598 [PWRAP_MUX_SEL] = 0x0,
599 [PWRAP_WRAP_EN] = 0x4,
600 [PWRAP_DIO_EN] = 0x8,
601 [PWRAP_SIDLY] = 0xC,
602 [PWRAP_RDDMY] = 0x10,
603 [PWRAP_CSHEXT_WRITE] = 0x18,
604 [PWRAP_CSHEXT_READ] = 0x1C,
605 [PWRAP_CSLEXT_START] = 0x20,
606 [PWRAP_CSLEXT_END] = 0x24,
607 [PWRAP_STAUPD_PRD] = 0x28,
608 [PWRAP_HARB_HPRIO] = 0x50,
609 [PWRAP_HIPRIO_ARB_EN] = 0x54,
610 [PWRAP_MAN_EN] = 0x60,
611 [PWRAP_MAN_CMD] = 0x64,
612 [PWRAP_WACS0_EN] = 0x70,
613 [PWRAP_WACS1_EN] = 0x84,
614 [PWRAP_WACS2_EN] = 0x98,
615 [PWRAP_INIT_DONE2] = 0x9C,
616 [PWRAP_WACS2_CMD] = 0xA0,
617 [PWRAP_WACS2_RDATA] = 0xA4,
618 [PWRAP_WACS2_VLDCLR] = 0xA8,
619 [PWRAP_INT_EN] = 0xC0,
620 [PWRAP_INT_FLG_RAW] = 0xC4,
621 [PWRAP_INT_FLG] = 0xC8,
622 [PWRAP_INT_CLR] = 0xCC,
623 [PWRAP_TIMER_EN] = 0xF4,
624 [PWRAP_WDT_UNIT] = 0xFC,
625 [PWRAP_WDT_SRC_EN] = 0x100,
626 [PWRAP_DCM_EN] = 0x1CC,
627 [PWRAP_DCM_DBC_PRD] = 0x1D4,
628 };
629
630 static int mt7622_regs[] = {
631 [PWRAP_MUX_SEL] = 0x0,
632 [PWRAP_WRAP_EN] = 0x4,
633 [PWRAP_DIO_EN] = 0x8,
634 [PWRAP_SIDLY] = 0xC,
635 [PWRAP_RDDMY] = 0x10,
636 [PWRAP_SI_CK_CON] = 0x14,
637 [PWRAP_CSHEXT_WRITE] = 0x18,
638 [PWRAP_CSHEXT_READ] = 0x1C,
639 [PWRAP_CSLEXT_START] = 0x20,
640 [PWRAP_CSLEXT_END] = 0x24,
641 [PWRAP_STAUPD_PRD] = 0x28,
642 [PWRAP_STAUPD_GRPEN] = 0x2C,
643 [PWRAP_EINT_STA0_ADR] = 0x30,
644 [PWRAP_EINT_STA1_ADR] = 0x34,
645 [PWRAP_STA] = 0x38,
646 [PWRAP_CLR] = 0x3C,
647 [PWRAP_STAUPD_MAN_TRIG] = 0x40,
648 [PWRAP_STAUPD_STA] = 0x44,
649 [PWRAP_WRAP_STA] = 0x48,
650 [PWRAP_HARB_INIT] = 0x4C,
651 [PWRAP_HARB_HPRIO] = 0x50,
652 [PWRAP_HIPRIO_ARB_EN] = 0x54,
653 [PWRAP_HARB_STA0] = 0x58,
654 [PWRAP_HARB_STA1] = 0x5C,
655 [PWRAP_MAN_EN] = 0x60,
656 [PWRAP_MAN_CMD] = 0x64,
657 [PWRAP_MAN_RDATA] = 0x68,
658 [PWRAP_MAN_VLDCLR] = 0x6C,
659 [PWRAP_WACS0_EN] = 0x70,
660 [PWRAP_INIT_DONE0] = 0x74,
661 [PWRAP_WACS0_CMD] = 0x78,
662 [PWRAP_WACS0_RDATA] = 0x7C,
663 [PWRAP_WACS0_VLDCLR] = 0x80,
664 [PWRAP_WACS1_EN] = 0x84,
665 [PWRAP_INIT_DONE1] = 0x88,
666 [PWRAP_WACS1_CMD] = 0x8C,
667 [PWRAP_WACS1_RDATA] = 0x90,
668 [PWRAP_WACS1_VLDCLR] = 0x94,
669 [PWRAP_WACS2_EN] = 0x98,
670 [PWRAP_INIT_DONE2] = 0x9C,
671 [PWRAP_WACS2_CMD] = 0xA0,
672 [PWRAP_WACS2_RDATA] = 0xA4,
673 [PWRAP_WACS2_VLDCLR] = 0xA8,
674 [PWRAP_INT_EN] = 0xAC,
675 [PWRAP_INT_FLG_RAW] = 0xB0,
676 [PWRAP_INT_FLG] = 0xB4,
677 [PWRAP_INT_CLR] = 0xB8,
678 [PWRAP_SIG_ADR] = 0xBC,
679 [PWRAP_SIG_MODE] = 0xC0,
680 [PWRAP_SIG_VALUE] = 0xC4,
681 [PWRAP_SIG_ERRVAL] = 0xC8,
682 [PWRAP_CRC_EN] = 0xCC,
683 [PWRAP_TIMER_EN] = 0xD0,
684 [PWRAP_TIMER_STA] = 0xD4,
685 [PWRAP_WDT_UNIT] = 0xD8,
686 [PWRAP_WDT_SRC_EN] = 0xDC,
687 [PWRAP_WDT_FLG] = 0xE0,
688 [PWRAP_DEBUG_INT_SEL] = 0xE4,
689 [PWRAP_DVFS_ADR0] = 0xE8,
690 [PWRAP_DVFS_WDATA0] = 0xEC,
691 [PWRAP_DVFS_ADR1] = 0xF0,
692 [PWRAP_DVFS_WDATA1] = 0xF4,
693 [PWRAP_DVFS_ADR2] = 0xF8,
694 [PWRAP_DVFS_WDATA2] = 0xFC,
695 [PWRAP_DVFS_ADR3] = 0x100,
696 [PWRAP_DVFS_WDATA3] = 0x104,
697 [PWRAP_DVFS_ADR4] = 0x108,
698 [PWRAP_DVFS_WDATA4] = 0x10C,
699 [PWRAP_DVFS_ADR5] = 0x110,
700 [PWRAP_DVFS_WDATA5] = 0x114,
701 [PWRAP_DVFS_ADR6] = 0x118,
702 [PWRAP_DVFS_WDATA6] = 0x11C,
703 [PWRAP_DVFS_ADR7] = 0x120,
704 [PWRAP_DVFS_WDATA7] = 0x124,
705 [PWRAP_DVFS_ADR8] = 0x128,
706 [PWRAP_DVFS_WDATA8] = 0x12C,
707 [PWRAP_DVFS_ADR9] = 0x130,
708 [PWRAP_DVFS_WDATA9] = 0x134,
709 [PWRAP_DVFS_ADR10] = 0x138,
710 [PWRAP_DVFS_WDATA10] = 0x13C,
711 [PWRAP_DVFS_ADR11] = 0x140,
712 [PWRAP_DVFS_WDATA11] = 0x144,
713 [PWRAP_DVFS_ADR12] = 0x148,
714 [PWRAP_DVFS_WDATA12] = 0x14C,
715 [PWRAP_DVFS_ADR13] = 0x150,
716 [PWRAP_DVFS_WDATA13] = 0x154,
717 [PWRAP_DVFS_ADR14] = 0x158,
718 [PWRAP_DVFS_WDATA14] = 0x15C,
719 [PWRAP_DVFS_ADR15] = 0x160,
720 [PWRAP_DVFS_WDATA15] = 0x164,
721 [PWRAP_SPMINF_STA] = 0x168,
722 [PWRAP_CIPHER_KEY_SEL] = 0x16C,
723 [PWRAP_CIPHER_IV_SEL] = 0x170,
724 [PWRAP_CIPHER_EN] = 0x174,
725 [PWRAP_CIPHER_RDY] = 0x178,
726 [PWRAP_CIPHER_MODE] = 0x17C,
727 [PWRAP_CIPHER_SWRST] = 0x180,
728 [PWRAP_DCM_EN] = 0x184,
729 [PWRAP_DCM_DBC_PRD] = 0x188,
730 [PWRAP_EXT_CK] = 0x18C,
731 [PWRAP_ADC_CMD_ADDR] = 0x190,
732 [PWRAP_PWRAP_ADC_CMD] = 0x194,
733 [PWRAP_ADC_RDATA_ADDR] = 0x198,
734 [PWRAP_GPS_STA] = 0x19C,
735 [PWRAP_SW_RST] = 0x1A0,
736 [PWRAP_DVFS_STEP_CTRL0] = 0x238,
737 [PWRAP_DVFS_STEP_CTRL1] = 0x23C,
738 [PWRAP_DVFS_STEP_CTRL2] = 0x240,
739 [PWRAP_SPI2_CTRL] = 0x244,
740 };
741
742 static int mt8135_regs[] = {
743 [PWRAP_MUX_SEL] = 0x0,
744 [PWRAP_WRAP_EN] = 0x4,
745 [PWRAP_DIO_EN] = 0x8,
746 [PWRAP_SIDLY] = 0xc,
747 [PWRAP_CSHEXT] = 0x10,
748 [PWRAP_CSHEXT_WRITE] = 0x14,
749 [PWRAP_CSHEXT_READ] = 0x18,
750 [PWRAP_CSLEXT_START] = 0x1c,
751 [PWRAP_CSLEXT_END] = 0x20,
752 [PWRAP_STAUPD_PRD] = 0x24,
753 [PWRAP_STAUPD_GRPEN] = 0x28,
754 [PWRAP_STAUPD_MAN_TRIG] = 0x2c,
755 [PWRAP_STAUPD_STA] = 0x30,
756 [PWRAP_EVENT_IN_EN] = 0x34,
757 [PWRAP_EVENT_DST_EN] = 0x38,
758 [PWRAP_WRAP_STA] = 0x3c,
759 [PWRAP_RRARB_INIT] = 0x40,
760 [PWRAP_RRARB_EN] = 0x44,
761 [PWRAP_RRARB_STA0] = 0x48,
762 [PWRAP_RRARB_STA1] = 0x4c,
763 [PWRAP_HARB_INIT] = 0x50,
764 [PWRAP_HARB_HPRIO] = 0x54,
765 [PWRAP_HIPRIO_ARB_EN] = 0x58,
766 [PWRAP_HARB_STA0] = 0x5c,
767 [PWRAP_HARB_STA1] = 0x60,
768 [PWRAP_MAN_EN] = 0x64,
769 [PWRAP_MAN_CMD] = 0x68,
770 [PWRAP_MAN_RDATA] = 0x6c,
771 [PWRAP_MAN_VLDCLR] = 0x70,
772 [PWRAP_WACS0_EN] = 0x74,
773 [PWRAP_INIT_DONE0] = 0x78,
774 [PWRAP_WACS0_CMD] = 0x7c,
775 [PWRAP_WACS0_RDATA] = 0x80,
776 [PWRAP_WACS0_VLDCLR] = 0x84,
777 [PWRAP_WACS1_EN] = 0x88,
778 [PWRAP_INIT_DONE1] = 0x8c,
779 [PWRAP_WACS1_CMD] = 0x90,
780 [PWRAP_WACS1_RDATA] = 0x94,
781 [PWRAP_WACS1_VLDCLR] = 0x98,
782 [PWRAP_WACS2_EN] = 0x9c,
783 [PWRAP_INIT_DONE2] = 0xa0,
784 [PWRAP_WACS2_CMD] = 0xa4,
785 [PWRAP_WACS2_RDATA] = 0xa8,
786 [PWRAP_WACS2_VLDCLR] = 0xac,
787 [PWRAP_INT_EN] = 0xb0,
788 [PWRAP_INT_FLG_RAW] = 0xb4,
789 [PWRAP_INT_FLG] = 0xb8,
790 [PWRAP_INT_CLR] = 0xbc,
791 [PWRAP_SIG_ADR] = 0xc0,
792 [PWRAP_SIG_MODE] = 0xc4,
793 [PWRAP_SIG_VALUE] = 0xc8,
794 [PWRAP_SIG_ERRVAL] = 0xcc,
795 [PWRAP_CRC_EN] = 0xd0,
796 [PWRAP_EVENT_STA] = 0xd4,
797 [PWRAP_EVENT_STACLR] = 0xd8,
798 [PWRAP_TIMER_EN] = 0xdc,
799 [PWRAP_TIMER_STA] = 0xe0,
800 [PWRAP_WDT_UNIT] = 0xe4,
801 [PWRAP_WDT_SRC_EN] = 0xe8,
802 [PWRAP_WDT_FLG] = 0xec,
803 [PWRAP_DEBUG_INT_SEL] = 0xf0,
804 [PWRAP_CIPHER_KEY_SEL] = 0x134,
805 [PWRAP_CIPHER_IV_SEL] = 0x138,
806 [PWRAP_CIPHER_LOAD] = 0x13c,
807 [PWRAP_CIPHER_START] = 0x140,
808 [PWRAP_CIPHER_RDY] = 0x144,
809 [PWRAP_CIPHER_MODE] = 0x148,
810 [PWRAP_CIPHER_SWRST] = 0x14c,
811 [PWRAP_DCM_EN] = 0x15c,
812 [PWRAP_DCM_DBC_PRD] = 0x160,
813 };
814
815 static int mt8173_regs[] = {
816 [PWRAP_MUX_SEL] = 0x0,
817 [PWRAP_WRAP_EN] = 0x4,
818 [PWRAP_DIO_EN] = 0x8,
819 [PWRAP_SIDLY] = 0xc,
820 [PWRAP_RDDMY] = 0x10,
821 [PWRAP_SI_CK_CON] = 0x14,
822 [PWRAP_CSHEXT_WRITE] = 0x18,
823 [PWRAP_CSHEXT_READ] = 0x1c,
824 [PWRAP_CSLEXT_START] = 0x20,
825 [PWRAP_CSLEXT_END] = 0x24,
826 [PWRAP_STAUPD_PRD] = 0x28,
827 [PWRAP_STAUPD_GRPEN] = 0x2c,
828 [PWRAP_STAUPD_MAN_TRIG] = 0x40,
829 [PWRAP_STAUPD_STA] = 0x44,
830 [PWRAP_WRAP_STA] = 0x48,
831 [PWRAP_HARB_INIT] = 0x4c,
832 [PWRAP_HARB_HPRIO] = 0x50,
833 [PWRAP_HIPRIO_ARB_EN] = 0x54,
834 [PWRAP_HARB_STA0] = 0x58,
835 [PWRAP_HARB_STA1] = 0x5c,
836 [PWRAP_MAN_EN] = 0x60,
837 [PWRAP_MAN_CMD] = 0x64,
838 [PWRAP_MAN_RDATA] = 0x68,
839 [PWRAP_MAN_VLDCLR] = 0x6c,
840 [PWRAP_WACS0_EN] = 0x70,
841 [PWRAP_INIT_DONE0] = 0x74,
842 [PWRAP_WACS0_CMD] = 0x78,
843 [PWRAP_WACS0_RDATA] = 0x7c,
844 [PWRAP_WACS0_VLDCLR] = 0x80,
845 [PWRAP_WACS1_EN] = 0x84,
846 [PWRAP_INIT_DONE1] = 0x88,
847 [PWRAP_WACS1_CMD] = 0x8c,
848 [PWRAP_WACS1_RDATA] = 0x90,
849 [PWRAP_WACS1_VLDCLR] = 0x94,
850 [PWRAP_WACS2_EN] = 0x98,
851 [PWRAP_INIT_DONE2] = 0x9c,
852 [PWRAP_WACS2_CMD] = 0xa0,
853 [PWRAP_WACS2_RDATA] = 0xa4,
854 [PWRAP_WACS2_VLDCLR] = 0xa8,
855 [PWRAP_INT_EN] = 0xac,
856 [PWRAP_INT_FLG_RAW] = 0xb0,
857 [PWRAP_INT_FLG] = 0xb4,
858 [PWRAP_INT_CLR] = 0xb8,
859 [PWRAP_SIG_ADR] = 0xbc,
860 [PWRAP_SIG_MODE] = 0xc0,
861 [PWRAP_SIG_VALUE] = 0xc4,
862 [PWRAP_SIG_ERRVAL] = 0xc8,
863 [PWRAP_CRC_EN] = 0xcc,
864 [PWRAP_TIMER_EN] = 0xd0,
865 [PWRAP_TIMER_STA] = 0xd4,
866 [PWRAP_WDT_UNIT] = 0xd8,
867 [PWRAP_WDT_SRC_EN] = 0xdc,
868 [PWRAP_WDT_FLG] = 0xe0,
869 [PWRAP_DEBUG_INT_SEL] = 0xe4,
870 [PWRAP_DVFS_ADR0] = 0xe8,
871 [PWRAP_DVFS_WDATA0] = 0xec,
872 [PWRAP_DVFS_ADR1] = 0xf0,
873 [PWRAP_DVFS_WDATA1] = 0xf4,
874 [PWRAP_DVFS_ADR2] = 0xf8,
875 [PWRAP_DVFS_WDATA2] = 0xfc,
876 [PWRAP_DVFS_ADR3] = 0x100,
877 [PWRAP_DVFS_WDATA3] = 0x104,
878 [PWRAP_DVFS_ADR4] = 0x108,
879 [PWRAP_DVFS_WDATA4] = 0x10c,
880 [PWRAP_DVFS_ADR5] = 0x110,
881 [PWRAP_DVFS_WDATA5] = 0x114,
882 [PWRAP_DVFS_ADR6] = 0x118,
883 [PWRAP_DVFS_WDATA6] = 0x11c,
884 [PWRAP_DVFS_ADR7] = 0x120,
885 [PWRAP_DVFS_WDATA7] = 0x124,
886 [PWRAP_SPMINF_STA] = 0x128,
887 [PWRAP_CIPHER_KEY_SEL] = 0x12c,
888 [PWRAP_CIPHER_IV_SEL] = 0x130,
889 [PWRAP_CIPHER_EN] = 0x134,
890 [PWRAP_CIPHER_RDY] = 0x138,
891 [PWRAP_CIPHER_MODE] = 0x13c,
892 [PWRAP_CIPHER_SWRST] = 0x140,
893 [PWRAP_DCM_EN] = 0x144,
894 [PWRAP_DCM_DBC_PRD] = 0x148,
895 };
896
897 static int mt8183_regs[] = {
898 [PWRAP_MUX_SEL] = 0x0,
899 [PWRAP_WRAP_EN] = 0x4,
900 [PWRAP_DIO_EN] = 0x8,
901 [PWRAP_SI_SAMPLE_CTRL] = 0xC,
902 [PWRAP_RDDMY] = 0x14,
903 [PWRAP_CSHEXT_WRITE] = 0x18,
904 [PWRAP_CSHEXT_READ] = 0x1C,
905 [PWRAP_CSLEXT_WRITE] = 0x20,
906 [PWRAP_CSLEXT_READ] = 0x24,
907 [PWRAP_EXT_CK_WRITE] = 0x28,
908 [PWRAP_STAUPD_CTRL] = 0x30,
909 [PWRAP_STAUPD_GRPEN] = 0x34,
910 [PWRAP_EINT_STA0_ADR] = 0x38,
911 [PWRAP_HARB_HPRIO] = 0x5C,
912 [PWRAP_HIPRIO_ARB_EN] = 0x60,
913 [PWRAP_MAN_EN] = 0x70,
914 [PWRAP_MAN_CMD] = 0x74,
915 [PWRAP_WACS0_EN] = 0x80,
916 [PWRAP_INIT_DONE0] = 0x84,
917 [PWRAP_WACS1_EN] = 0x88,
918 [PWRAP_INIT_DONE1] = 0x8C,
919 [PWRAP_WACS2_EN] = 0x90,
920 [PWRAP_INIT_DONE2] = 0x94,
921 [PWRAP_WACS_P2P_EN] = 0xA0,
922 [PWRAP_INIT_DONE_P2P] = 0xA4,
923 [PWRAP_WACS_MD32_EN] = 0xA8,
924 [PWRAP_INIT_DONE_MD32] = 0xAC,
925 [PWRAP_INT_EN] = 0xB0,
926 [PWRAP_INT_FLG] = 0xB8,
927 [PWRAP_INT_CLR] = 0xBC,
928 [PWRAP_INT1_EN] = 0xC0,
929 [PWRAP_INT1_FLG] = 0xC8,
930 [PWRAP_INT1_CLR] = 0xCC,
931 [PWRAP_SIG_ADR] = 0xD0,
932 [PWRAP_CRC_EN] = 0xE0,
933 [PWRAP_TIMER_EN] = 0xE4,
934 [PWRAP_WDT_UNIT] = 0xEC,
935 [PWRAP_WDT_SRC_EN] = 0xF0,
936 [PWRAP_WDT_SRC_EN_1] = 0xF4,
937 [PWRAP_INT_GPS_AUXADC_CMD_ADDR] = 0x1DC,
938 [PWRAP_INT_GPS_AUXADC_CMD] = 0x1E0,
939 [PWRAP_INT_GPS_AUXADC_RDATA_ADDR] = 0x1E4,
940 [PWRAP_EXT_GPS_AUXADC_RDATA_ADDR] = 0x1E8,
941 [PWRAP_GPSINF_0_STA] = 0x1EC,
942 [PWRAP_GPSINF_1_STA] = 0x1F0,
943 [PWRAP_WACS2_CMD] = 0xC20,
944 [PWRAP_WACS2_RDATA] = 0xC24,
945 [PWRAP_WACS2_VLDCLR] = 0xC28,
946 };
947
948 static int mt8516_regs[] = {
949 [PWRAP_MUX_SEL] = 0x0,
950 [PWRAP_WRAP_EN] = 0x4,
951 [PWRAP_DIO_EN] = 0x8,
952 [PWRAP_SIDLY] = 0xc,
953 [PWRAP_RDDMY] = 0x10,
954 [PWRAP_SI_CK_CON] = 0x14,
955 [PWRAP_CSHEXT_WRITE] = 0x18,
956 [PWRAP_CSHEXT_READ] = 0x1c,
957 [PWRAP_CSLEXT_START] = 0x20,
958 [PWRAP_CSLEXT_END] = 0x24,
959 [PWRAP_STAUPD_PRD] = 0x28,
960 [PWRAP_STAUPD_GRPEN] = 0x2c,
961 [PWRAP_STAUPD_MAN_TRIG] = 0x40,
962 [PWRAP_STAUPD_STA] = 0x44,
963 [PWRAP_WRAP_STA] = 0x48,
964 [PWRAP_HARB_INIT] = 0x4c,
965 [PWRAP_HARB_HPRIO] = 0x50,
966 [PWRAP_HIPRIO_ARB_EN] = 0x54,
967 [PWRAP_HARB_STA0] = 0x58,
968 [PWRAP_HARB_STA1] = 0x5c,
969 [PWRAP_MAN_EN] = 0x60,
970 [PWRAP_MAN_CMD] = 0x64,
971 [PWRAP_MAN_RDATA] = 0x68,
972 [PWRAP_MAN_VLDCLR] = 0x6c,
973 [PWRAP_WACS0_EN] = 0x70,
974 [PWRAP_INIT_DONE0] = 0x74,
975 [PWRAP_WACS0_CMD] = 0x78,
976 [PWRAP_WACS0_RDATA] = 0x7c,
977 [PWRAP_WACS0_VLDCLR] = 0x80,
978 [PWRAP_WACS1_EN] = 0x84,
979 [PWRAP_INIT_DONE1] = 0x88,
980 [PWRAP_WACS1_CMD] = 0x8c,
981 [PWRAP_WACS1_RDATA] = 0x90,
982 [PWRAP_WACS1_VLDCLR] = 0x94,
983 [PWRAP_WACS2_EN] = 0x98,
984 [PWRAP_INIT_DONE2] = 0x9c,
985 [PWRAP_WACS2_CMD] = 0xa0,
986 [PWRAP_WACS2_RDATA] = 0xa4,
987 [PWRAP_WACS2_VLDCLR] = 0xa8,
988 [PWRAP_INT_EN] = 0xac,
989 [PWRAP_INT_FLG_RAW] = 0xb0,
990 [PWRAP_INT_FLG] = 0xb4,
991 [PWRAP_INT_CLR] = 0xb8,
992 [PWRAP_SIG_ADR] = 0xbc,
993 [PWRAP_SIG_MODE] = 0xc0,
994 [PWRAP_SIG_VALUE] = 0xc4,
995 [PWRAP_SIG_ERRVAL] = 0xc8,
996 [PWRAP_CRC_EN] = 0xcc,
997 [PWRAP_TIMER_EN] = 0xd0,
998 [PWRAP_TIMER_STA] = 0xd4,
999 [PWRAP_WDT_UNIT] = 0xd8,
1000 [PWRAP_WDT_SRC_EN] = 0xdc,
1001 [PWRAP_WDT_FLG] = 0xe0,
1002 [PWRAP_DEBUG_INT_SEL] = 0xe4,
1003 [PWRAP_DVFS_ADR0] = 0xe8,
1004 [PWRAP_DVFS_WDATA0] = 0xec,
1005 [PWRAP_DVFS_ADR1] = 0xf0,
1006 [PWRAP_DVFS_WDATA1] = 0xf4,
1007 [PWRAP_DVFS_ADR2] = 0xf8,
1008 [PWRAP_DVFS_WDATA2] = 0xfc,
1009 [PWRAP_DVFS_ADR3] = 0x100,
1010 [PWRAP_DVFS_WDATA3] = 0x104,
1011 [PWRAP_DVFS_ADR4] = 0x108,
1012 [PWRAP_DVFS_WDATA4] = 0x10c,
1013 [PWRAP_DVFS_ADR5] = 0x110,
1014 [PWRAP_DVFS_WDATA5] = 0x114,
1015 [PWRAP_DVFS_ADR6] = 0x118,
1016 [PWRAP_DVFS_WDATA6] = 0x11c,
1017 [PWRAP_DVFS_ADR7] = 0x120,
1018 [PWRAP_DVFS_WDATA7] = 0x124,
1019 [PWRAP_SPMINF_STA] = 0x128,
1020 [PWRAP_CIPHER_KEY_SEL] = 0x12c,
1021 [PWRAP_CIPHER_IV_SEL] = 0x130,
1022 [PWRAP_CIPHER_EN] = 0x134,
1023 [PWRAP_CIPHER_RDY] = 0x138,
1024 [PWRAP_CIPHER_MODE] = 0x13c,
1025 [PWRAP_CIPHER_SWRST] = 0x140,
1026 [PWRAP_DCM_EN] = 0x144,
1027 [PWRAP_DCM_DBC_PRD] = 0x148,
1028 [PWRAP_SW_RST] = 0x168,
1029 [PWRAP_OP_TYPE] = 0x16c,
1030 [PWRAP_MSB_FIRST] = 0x170,
1031 };
1032
1033 enum pmic_type {
1034 PMIC_MT6323,
1035 PMIC_MT6351,
1036 PMIC_MT6357,
1037 PMIC_MT6358,
1038 PMIC_MT6359,
1039 PMIC_MT6380,
1040 PMIC_MT6397,
1041 };
1042
1043 enum pwrap_type {
1044 PWRAP_MT2701,
1045 PWRAP_MT6765,
1046 PWRAP_MT6779,
1047 PWRAP_MT6797,
1048 PWRAP_MT7622,
1049 PWRAP_MT8135,
1050 PWRAP_MT8173,
1051 PWRAP_MT8183,
1052 PWRAP_MT8516,
1053 };
1054
1055 struct pmic_wrapper;
1056 struct pwrap_slv_type {
1057 const u32 *dew_regs;
1058 enum pmic_type type;
1059 const struct regmap_config *regmap;
1060 /* Flags indicating the capability for the target slave */
1061 u32 caps;
1062 /*
1063 * pwrap operations are highly associated with the PMIC types,
1064 * so the pointers added increases flexibility allowing determination
1065 * which type is used by the detection through device tree.
1066 */
1067 int (*pwrap_read)(struct pmic_wrapper *wrp, u32 adr, u32 *rdata);
1068 int (*pwrap_write)(struct pmic_wrapper *wrp, u32 adr, u32 wdata);
1069 };
1070
1071 struct pmic_wrapper {
1072 struct device *dev;
1073 void __iomem *base;
1074 struct regmap *regmap;
1075 const struct pmic_wrapper_type *master;
1076 const struct pwrap_slv_type *slave;
1077 struct clk *clk_spi;
1078 struct clk *clk_wrap;
1079 struct reset_control *rstc;
1080
1081 struct reset_control *rstc_bridge;
1082 void __iomem *bridge_base;
1083 };
1084
1085 struct pmic_wrapper_type {
1086 int *regs;
1087 enum pwrap_type type;
1088 u32 arb_en_all;
1089 u32 int_en_all;
1090 u32 int1_en_all;
1091 u32 spi_w;
1092 u32 wdt_src;
1093 /* Flags indicating the capability for the target pwrap */
1094 u32 caps;
1095 int (*init_reg_clock)(struct pmic_wrapper *wrp);
1096 int (*init_soc_specific)(struct pmic_wrapper *wrp);
1097 };
1098
pwrap_readl(struct pmic_wrapper * wrp,enum pwrap_regs reg)1099 static u32 pwrap_readl(struct pmic_wrapper *wrp, enum pwrap_regs reg)
1100 {
1101 return readl(wrp->base + wrp->master->regs[reg]);
1102 }
1103
pwrap_writel(struct pmic_wrapper * wrp,u32 val,enum pwrap_regs reg)1104 static void pwrap_writel(struct pmic_wrapper *wrp, u32 val, enum pwrap_regs reg)
1105 {
1106 writel(val, wrp->base + wrp->master->regs[reg]);
1107 }
1108
pwrap_is_fsm_idle(struct pmic_wrapper * wrp)1109 static bool pwrap_is_fsm_idle(struct pmic_wrapper *wrp)
1110 {
1111 u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA);
1112
1113 return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE;
1114 }
1115
pwrap_is_fsm_vldclr(struct pmic_wrapper * wrp)1116 static bool pwrap_is_fsm_vldclr(struct pmic_wrapper *wrp)
1117 {
1118 u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA);
1119
1120 return PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_WFVLDCLR;
1121 }
1122
1123 /*
1124 * Timeout issue sometimes caused by the last read command
1125 * failed because pmic wrap could not got the FSM_VLDCLR
1126 * in time after finishing WACS2_CMD. It made state machine
1127 * still on FSM_VLDCLR and timeout next time.
1128 * Check the status of FSM and clear the vldclr to recovery the
1129 * error.
1130 */
pwrap_leave_fsm_vldclr(struct pmic_wrapper * wrp)1131 static inline void pwrap_leave_fsm_vldclr(struct pmic_wrapper *wrp)
1132 {
1133 if (pwrap_is_fsm_vldclr(wrp))
1134 pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR);
1135 }
1136
pwrap_is_sync_idle(struct pmic_wrapper * wrp)1137 static bool pwrap_is_sync_idle(struct pmic_wrapper *wrp)
1138 {
1139 return pwrap_readl(wrp, PWRAP_WACS2_RDATA) & PWRAP_STATE_SYNC_IDLE0;
1140 }
1141
pwrap_is_fsm_idle_and_sync_idle(struct pmic_wrapper * wrp)1142 static bool pwrap_is_fsm_idle_and_sync_idle(struct pmic_wrapper *wrp)
1143 {
1144 u32 val = pwrap_readl(wrp, PWRAP_WACS2_RDATA);
1145
1146 return (PWRAP_GET_WACS_FSM(val) == PWRAP_WACS_FSM_IDLE) &&
1147 (val & PWRAP_STATE_SYNC_IDLE0);
1148 }
1149
pwrap_wait_for_state(struct pmic_wrapper * wrp,bool (* fp)(struct pmic_wrapper *))1150 static int pwrap_wait_for_state(struct pmic_wrapper *wrp,
1151 bool (*fp)(struct pmic_wrapper *))
1152 {
1153 unsigned long timeout;
1154
1155 timeout = jiffies + usecs_to_jiffies(10000);
1156
1157 do {
1158 if (time_after(jiffies, timeout))
1159 return fp(wrp) ? 0 : -ETIMEDOUT;
1160 if (fp(wrp))
1161 return 0;
1162 } while (1);
1163 }
1164
pwrap_read16(struct pmic_wrapper * wrp,u32 adr,u32 * rdata)1165 static int pwrap_read16(struct pmic_wrapper *wrp, u32 adr, u32 *rdata)
1166 {
1167 int ret;
1168
1169 ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle);
1170 if (ret) {
1171 pwrap_leave_fsm_vldclr(wrp);
1172 return ret;
1173 }
1174
1175 pwrap_writel(wrp, (adr >> 1) << 16, PWRAP_WACS2_CMD);
1176
1177 ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_vldclr);
1178 if (ret)
1179 return ret;
1180
1181 *rdata = PWRAP_GET_WACS_RDATA(pwrap_readl(wrp, PWRAP_WACS2_RDATA));
1182
1183 pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR);
1184
1185 return 0;
1186 }
1187
pwrap_read32(struct pmic_wrapper * wrp,u32 adr,u32 * rdata)1188 static int pwrap_read32(struct pmic_wrapper *wrp, u32 adr, u32 *rdata)
1189 {
1190 int ret, msb;
1191
1192 *rdata = 0;
1193 for (msb = 0; msb < 2; msb++) {
1194 ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle);
1195 if (ret) {
1196 pwrap_leave_fsm_vldclr(wrp);
1197 return ret;
1198 }
1199
1200 pwrap_writel(wrp, ((msb << 30) | (adr << 16)),
1201 PWRAP_WACS2_CMD);
1202
1203 ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_vldclr);
1204 if (ret)
1205 return ret;
1206
1207 *rdata += (PWRAP_GET_WACS_RDATA(pwrap_readl(wrp,
1208 PWRAP_WACS2_RDATA)) << (16 * msb));
1209
1210 pwrap_writel(wrp, 1, PWRAP_WACS2_VLDCLR);
1211 }
1212
1213 return 0;
1214 }
1215
pwrap_read(struct pmic_wrapper * wrp,u32 adr,u32 * rdata)1216 static int pwrap_read(struct pmic_wrapper *wrp, u32 adr, u32 *rdata)
1217 {
1218 return wrp->slave->pwrap_read(wrp, adr, rdata);
1219 }
1220
pwrap_write16(struct pmic_wrapper * wrp,u32 adr,u32 wdata)1221 static int pwrap_write16(struct pmic_wrapper *wrp, u32 adr, u32 wdata)
1222 {
1223 int ret;
1224
1225 ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle);
1226 if (ret) {
1227 pwrap_leave_fsm_vldclr(wrp);
1228 return ret;
1229 }
1230
1231 pwrap_writel(wrp, (1 << 31) | ((adr >> 1) << 16) | wdata,
1232 PWRAP_WACS2_CMD);
1233
1234 return 0;
1235 }
1236
pwrap_write32(struct pmic_wrapper * wrp,u32 adr,u32 wdata)1237 static int pwrap_write32(struct pmic_wrapper *wrp, u32 adr, u32 wdata)
1238 {
1239 int ret, msb, rdata;
1240
1241 for (msb = 0; msb < 2; msb++) {
1242 ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle);
1243 if (ret) {
1244 pwrap_leave_fsm_vldclr(wrp);
1245 return ret;
1246 }
1247
1248 pwrap_writel(wrp, (1 << 31) | (msb << 30) | (adr << 16) |
1249 ((wdata >> (msb * 16)) & 0xffff),
1250 PWRAP_WACS2_CMD);
1251
1252 /*
1253 * The pwrap_read operation is the requirement of hardware used
1254 * for the synchronization between two successive 16-bit
1255 * pwrap_writel operations composing one 32-bit bus writing.
1256 * Otherwise, we'll find the result fails on the lower 16-bit
1257 * pwrap writing.
1258 */
1259 if (!msb)
1260 pwrap_read(wrp, adr, &rdata);
1261 }
1262
1263 return 0;
1264 }
1265
pwrap_write(struct pmic_wrapper * wrp,u32 adr,u32 wdata)1266 static int pwrap_write(struct pmic_wrapper *wrp, u32 adr, u32 wdata)
1267 {
1268 return wrp->slave->pwrap_write(wrp, adr, wdata);
1269 }
1270
pwrap_regmap_read(void * context,u32 adr,u32 * rdata)1271 static int pwrap_regmap_read(void *context, u32 adr, u32 *rdata)
1272 {
1273 return pwrap_read(context, adr, rdata);
1274 }
1275
pwrap_regmap_write(void * context,u32 adr,u32 wdata)1276 static int pwrap_regmap_write(void *context, u32 adr, u32 wdata)
1277 {
1278 return pwrap_write(context, adr, wdata);
1279 }
1280
pwrap_reset_spislave(struct pmic_wrapper * wrp)1281 static int pwrap_reset_spislave(struct pmic_wrapper *wrp)
1282 {
1283 int ret, i;
1284
1285 pwrap_writel(wrp, 0, PWRAP_HIPRIO_ARB_EN);
1286 pwrap_writel(wrp, 0, PWRAP_WRAP_EN);
1287 pwrap_writel(wrp, 1, PWRAP_MUX_SEL);
1288 pwrap_writel(wrp, 1, PWRAP_MAN_EN);
1289 pwrap_writel(wrp, 0, PWRAP_DIO_EN);
1290
1291 pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_CSL,
1292 PWRAP_MAN_CMD);
1293 pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_OUTS,
1294 PWRAP_MAN_CMD);
1295 pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_CSH,
1296 PWRAP_MAN_CMD);
1297
1298 for (i = 0; i < 4; i++)
1299 pwrap_writel(wrp, wrp->master->spi_w | PWRAP_MAN_CMD_OP_OUTS,
1300 PWRAP_MAN_CMD);
1301
1302 ret = pwrap_wait_for_state(wrp, pwrap_is_sync_idle);
1303 if (ret) {
1304 dev_err(wrp->dev, "%s fail, ret=%d\n", __func__, ret);
1305 return ret;
1306 }
1307
1308 pwrap_writel(wrp, 0, PWRAP_MAN_EN);
1309 pwrap_writel(wrp, 0, PWRAP_MUX_SEL);
1310
1311 return 0;
1312 }
1313
1314 /*
1315 * pwrap_init_sidly - configure serial input delay
1316 *
1317 * This configures the serial input delay. We can configure 0, 2, 4 or 6ns
1318 * delay. Do a read test with all possible values and chose the best delay.
1319 */
pwrap_init_sidly(struct pmic_wrapper * wrp)1320 static int pwrap_init_sidly(struct pmic_wrapper *wrp)
1321 {
1322 u32 rdata;
1323 u32 i;
1324 u32 pass = 0;
1325 signed char dly[16] = {
1326 -1, 0, 1, 0, 2, -1, 1, 1, 3, -1, -1, -1, 3, -1, 2, 1
1327 };
1328
1329 for (i = 0; i < 4; i++) {
1330 pwrap_writel(wrp, i, PWRAP_SIDLY);
1331 pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_READ_TEST],
1332 &rdata);
1333 if (rdata == PWRAP_DEW_READ_TEST_VAL) {
1334 dev_dbg(wrp->dev, "[Read Test] pass, SIDLY=%x\n", i);
1335 pass |= 1 << i;
1336 }
1337 }
1338
1339 if (dly[pass] < 0) {
1340 dev_err(wrp->dev, "sidly pass range 0x%x not continuous\n",
1341 pass);
1342 return -EIO;
1343 }
1344
1345 pwrap_writel(wrp, dly[pass], PWRAP_SIDLY);
1346
1347 return 0;
1348 }
1349
pwrap_init_dual_io(struct pmic_wrapper * wrp)1350 static int pwrap_init_dual_io(struct pmic_wrapper *wrp)
1351 {
1352 int ret;
1353 u32 rdata;
1354
1355 /* Enable dual IO mode */
1356 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_DIO_EN], 1);
1357
1358 /* Check IDLE & INIT_DONE in advance */
1359 ret = pwrap_wait_for_state(wrp,
1360 pwrap_is_fsm_idle_and_sync_idle);
1361 if (ret) {
1362 dev_err(wrp->dev, "%s fail, ret=%d\n", __func__, ret);
1363 return ret;
1364 }
1365
1366 pwrap_writel(wrp, 1, PWRAP_DIO_EN);
1367
1368 /* Read Test */
1369 pwrap_read(wrp,
1370 wrp->slave->dew_regs[PWRAP_DEW_READ_TEST], &rdata);
1371 if (rdata != PWRAP_DEW_READ_TEST_VAL) {
1372 dev_err(wrp->dev,
1373 "Read failed on DIO mode: 0x%04x!=0x%04x\n",
1374 PWRAP_DEW_READ_TEST_VAL, rdata);
1375 return -EFAULT;
1376 }
1377
1378 return 0;
1379 }
1380
1381 /*
1382 * pwrap_init_chip_select_ext is used to configure CS extension time for each
1383 * phase during data transactions on the pwrap bus.
1384 */
pwrap_init_chip_select_ext(struct pmic_wrapper * wrp,u8 hext_write,u8 hext_read,u8 lext_start,u8 lext_end)1385 static void pwrap_init_chip_select_ext(struct pmic_wrapper *wrp, u8 hext_write,
1386 u8 hext_read, u8 lext_start,
1387 u8 lext_end)
1388 {
1389 /*
1390 * After finishing a write and read transaction, extends CS high time
1391 * to be at least xT of BUS CLK as hext_write and hext_read specifies
1392 * respectively.
1393 */
1394 pwrap_writel(wrp, hext_write, PWRAP_CSHEXT_WRITE);
1395 pwrap_writel(wrp, hext_read, PWRAP_CSHEXT_READ);
1396
1397 /*
1398 * Extends CS low time after CSL and before CSH command to be at
1399 * least xT of BUS CLK as lext_start and lext_end specifies
1400 * respectively.
1401 */
1402 pwrap_writel(wrp, lext_start, PWRAP_CSLEXT_START);
1403 pwrap_writel(wrp, lext_end, PWRAP_CSLEXT_END);
1404 }
1405
pwrap_common_init_reg_clock(struct pmic_wrapper * wrp)1406 static int pwrap_common_init_reg_clock(struct pmic_wrapper *wrp)
1407 {
1408 switch (wrp->master->type) {
1409 case PWRAP_MT8173:
1410 pwrap_init_chip_select_ext(wrp, 0, 4, 2, 2);
1411 break;
1412 case PWRAP_MT8135:
1413 pwrap_writel(wrp, 0x4, PWRAP_CSHEXT);
1414 pwrap_init_chip_select_ext(wrp, 0, 4, 0, 0);
1415 break;
1416 default:
1417 break;
1418 }
1419
1420 return 0;
1421 }
1422
pwrap_mt2701_init_reg_clock(struct pmic_wrapper * wrp)1423 static int pwrap_mt2701_init_reg_clock(struct pmic_wrapper *wrp)
1424 {
1425 switch (wrp->slave->type) {
1426 case PMIC_MT6397:
1427 pwrap_writel(wrp, 0xc, PWRAP_RDDMY);
1428 pwrap_init_chip_select_ext(wrp, 4, 0, 2, 2);
1429 break;
1430
1431 case PMIC_MT6323:
1432 pwrap_writel(wrp, 0x8, PWRAP_RDDMY);
1433 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_RDDMY_NO],
1434 0x8);
1435 pwrap_init_chip_select_ext(wrp, 5, 0, 2, 2);
1436 break;
1437 default:
1438 break;
1439 }
1440
1441 return 0;
1442 }
1443
pwrap_is_cipher_ready(struct pmic_wrapper * wrp)1444 static bool pwrap_is_cipher_ready(struct pmic_wrapper *wrp)
1445 {
1446 return pwrap_readl(wrp, PWRAP_CIPHER_RDY) & 1;
1447 }
1448
pwrap_is_pmic_cipher_ready(struct pmic_wrapper * wrp)1449 static bool pwrap_is_pmic_cipher_ready(struct pmic_wrapper *wrp)
1450 {
1451 u32 rdata;
1452 int ret;
1453
1454 ret = pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_RDY],
1455 &rdata);
1456 if (ret)
1457 return false;
1458
1459 return rdata == 1;
1460 }
1461
pwrap_init_cipher(struct pmic_wrapper * wrp)1462 static int pwrap_init_cipher(struct pmic_wrapper *wrp)
1463 {
1464 int ret;
1465 u32 rdata = 0;
1466
1467 pwrap_writel(wrp, 0x1, PWRAP_CIPHER_SWRST);
1468 pwrap_writel(wrp, 0x0, PWRAP_CIPHER_SWRST);
1469 pwrap_writel(wrp, 0x1, PWRAP_CIPHER_KEY_SEL);
1470 pwrap_writel(wrp, 0x2, PWRAP_CIPHER_IV_SEL);
1471
1472 switch (wrp->master->type) {
1473 case PWRAP_MT8135:
1474 pwrap_writel(wrp, 1, PWRAP_CIPHER_LOAD);
1475 pwrap_writel(wrp, 1, PWRAP_CIPHER_START);
1476 break;
1477 case PWRAP_MT2701:
1478 case PWRAP_MT6765:
1479 case PWRAP_MT6779:
1480 case PWRAP_MT6797:
1481 case PWRAP_MT8173:
1482 case PWRAP_MT8516:
1483 pwrap_writel(wrp, 1, PWRAP_CIPHER_EN);
1484 break;
1485 case PWRAP_MT7622:
1486 pwrap_writel(wrp, 0, PWRAP_CIPHER_EN);
1487 break;
1488 case PWRAP_MT8183:
1489 break;
1490 }
1491
1492 /* Config cipher mode @PMIC */
1493 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x1);
1494 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_SWRST], 0x0);
1495 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_KEY_SEL], 0x1);
1496 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_IV_SEL], 0x2);
1497
1498 switch (wrp->slave->type) {
1499 case PMIC_MT6397:
1500 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_LOAD],
1501 0x1);
1502 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_START],
1503 0x1);
1504 break;
1505 case PMIC_MT6323:
1506 case PMIC_MT6351:
1507 case PMIC_MT6357:
1508 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_EN],
1509 0x1);
1510 break;
1511 default:
1512 break;
1513 }
1514
1515 /* wait for cipher data ready@AP */
1516 ret = pwrap_wait_for_state(wrp, pwrap_is_cipher_ready);
1517 if (ret) {
1518 dev_err(wrp->dev, "cipher data ready@AP fail, ret=%d\n", ret);
1519 return ret;
1520 }
1521
1522 /* wait for cipher data ready@PMIC */
1523 ret = pwrap_wait_for_state(wrp, pwrap_is_pmic_cipher_ready);
1524 if (ret) {
1525 dev_err(wrp->dev,
1526 "timeout waiting for cipher data ready@PMIC\n");
1527 return ret;
1528 }
1529
1530 /* wait for cipher mode idle */
1531 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CIPHER_MODE], 0x1);
1532 ret = pwrap_wait_for_state(wrp, pwrap_is_fsm_idle_and_sync_idle);
1533 if (ret) {
1534 dev_err(wrp->dev, "cipher mode idle fail, ret=%d\n", ret);
1535 return ret;
1536 }
1537
1538 pwrap_writel(wrp, 1, PWRAP_CIPHER_MODE);
1539
1540 /* Write Test */
1541 if (pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_WRITE_TEST],
1542 PWRAP_DEW_WRITE_TEST_VAL) ||
1543 pwrap_read(wrp, wrp->slave->dew_regs[PWRAP_DEW_WRITE_TEST],
1544 &rdata) ||
1545 (rdata != PWRAP_DEW_WRITE_TEST_VAL)) {
1546 dev_err(wrp->dev, "rdata=0x%04X\n", rdata);
1547 return -EFAULT;
1548 }
1549
1550 return 0;
1551 }
1552
pwrap_init_security(struct pmic_wrapper * wrp)1553 static int pwrap_init_security(struct pmic_wrapper *wrp)
1554 {
1555 int ret;
1556
1557 /* Enable encryption */
1558 ret = pwrap_init_cipher(wrp);
1559 if (ret)
1560 return ret;
1561
1562 /* Signature checking - using CRC */
1563 if (pwrap_write(wrp,
1564 wrp->slave->dew_regs[PWRAP_DEW_CRC_EN], 0x1))
1565 return -EFAULT;
1566
1567 pwrap_writel(wrp, 0x1, PWRAP_CRC_EN);
1568 pwrap_writel(wrp, 0x0, PWRAP_SIG_MODE);
1569 pwrap_writel(wrp, wrp->slave->dew_regs[PWRAP_DEW_CRC_VAL],
1570 PWRAP_SIG_ADR);
1571 pwrap_writel(wrp,
1572 wrp->master->arb_en_all, PWRAP_HIPRIO_ARB_EN);
1573
1574 return 0;
1575 }
1576
pwrap_mt8135_init_soc_specific(struct pmic_wrapper * wrp)1577 static int pwrap_mt8135_init_soc_specific(struct pmic_wrapper *wrp)
1578 {
1579 /* enable pwrap events and pwrap bridge in AP side */
1580 pwrap_writel(wrp, 0x1, PWRAP_EVENT_IN_EN);
1581 pwrap_writel(wrp, 0xffff, PWRAP_EVENT_DST_EN);
1582 writel(0x7f, wrp->bridge_base + PWRAP_MT8135_BRIDGE_IORD_ARB_EN);
1583 writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WACS3_EN);
1584 writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WACS4_EN);
1585 writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WDT_UNIT);
1586 writel(0xffff, wrp->bridge_base + PWRAP_MT8135_BRIDGE_WDT_SRC_EN);
1587 writel(0x1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_TIMER_EN);
1588 writel(0x7ff, wrp->bridge_base + PWRAP_MT8135_BRIDGE_INT_EN);
1589
1590 /* enable PMIC event out and sources */
1591 if (pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_OUT_EN],
1592 0x1) ||
1593 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_SRC_EN],
1594 0xffff)) {
1595 dev_err(wrp->dev, "enable dewrap fail\n");
1596 return -EFAULT;
1597 }
1598
1599 return 0;
1600 }
1601
pwrap_mt8173_init_soc_specific(struct pmic_wrapper * wrp)1602 static int pwrap_mt8173_init_soc_specific(struct pmic_wrapper *wrp)
1603 {
1604 /* PMIC_DEWRAP enables */
1605 if (pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_OUT_EN],
1606 0x1) ||
1607 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_EVENT_SRC_EN],
1608 0xffff)) {
1609 dev_err(wrp->dev, "enable dewrap fail\n");
1610 return -EFAULT;
1611 }
1612
1613 return 0;
1614 }
1615
pwrap_mt2701_init_soc_specific(struct pmic_wrapper * wrp)1616 static int pwrap_mt2701_init_soc_specific(struct pmic_wrapper *wrp)
1617 {
1618 /* GPS_INTF initialization */
1619 switch (wrp->slave->type) {
1620 case PMIC_MT6323:
1621 pwrap_writel(wrp, 0x076c, PWRAP_ADC_CMD_ADDR);
1622 pwrap_writel(wrp, 0x8000, PWRAP_PWRAP_ADC_CMD);
1623 pwrap_writel(wrp, 0x072c, PWRAP_ADC_RDY_ADDR);
1624 pwrap_writel(wrp, 0x072e, PWRAP_ADC_RDATA_ADDR1);
1625 pwrap_writel(wrp, 0x0730, PWRAP_ADC_RDATA_ADDR2);
1626 break;
1627 default:
1628 break;
1629 }
1630
1631 return 0;
1632 }
1633
pwrap_mt7622_init_soc_specific(struct pmic_wrapper * wrp)1634 static int pwrap_mt7622_init_soc_specific(struct pmic_wrapper *wrp)
1635 {
1636 pwrap_writel(wrp, 0, PWRAP_STAUPD_PRD);
1637 /* enable 2wire SPI master */
1638 pwrap_writel(wrp, 0x8000000, PWRAP_SPI2_CTRL);
1639
1640 return 0;
1641 }
1642
pwrap_mt8183_init_soc_specific(struct pmic_wrapper * wrp)1643 static int pwrap_mt8183_init_soc_specific(struct pmic_wrapper *wrp)
1644 {
1645 pwrap_writel(wrp, 0xf5, PWRAP_STAUPD_GRPEN);
1646
1647 pwrap_write(wrp, wrp->slave->dew_regs[PWRAP_DEW_CRC_EN], 0x1);
1648 pwrap_writel(wrp, 1, PWRAP_CRC_EN);
1649 pwrap_writel(wrp, 0x416, PWRAP_SIG_ADR);
1650 pwrap_writel(wrp, 0x42e, PWRAP_EINT_STA0_ADR);
1651
1652 pwrap_writel(wrp, 1, PWRAP_WACS_P2P_EN);
1653 pwrap_writel(wrp, 1, PWRAP_WACS_MD32_EN);
1654 pwrap_writel(wrp, 1, PWRAP_INIT_DONE_P2P);
1655 pwrap_writel(wrp, 1, PWRAP_INIT_DONE_MD32);
1656
1657 return 0;
1658 }
1659
pwrap_init(struct pmic_wrapper * wrp)1660 static int pwrap_init(struct pmic_wrapper *wrp)
1661 {
1662 int ret;
1663
1664 if (wrp->rstc)
1665 reset_control_reset(wrp->rstc);
1666 if (wrp->rstc_bridge)
1667 reset_control_reset(wrp->rstc_bridge);
1668
1669 if (wrp->master->type == PWRAP_MT8173) {
1670 /* Enable DCM */
1671 pwrap_writel(wrp, 3, PWRAP_DCM_EN);
1672 pwrap_writel(wrp, 0, PWRAP_DCM_DBC_PRD);
1673 }
1674
1675 if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_SPI)) {
1676 /* Reset SPI slave */
1677 ret = pwrap_reset_spislave(wrp);
1678 if (ret)
1679 return ret;
1680 }
1681
1682 pwrap_writel(wrp, 1, PWRAP_WRAP_EN);
1683
1684 pwrap_writel(wrp, wrp->master->arb_en_all, PWRAP_HIPRIO_ARB_EN);
1685
1686 pwrap_writel(wrp, 1, PWRAP_WACS2_EN);
1687
1688 ret = wrp->master->init_reg_clock(wrp);
1689 if (ret)
1690 return ret;
1691
1692 if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_SPI)) {
1693 /* Setup serial input delay */
1694 ret = pwrap_init_sidly(wrp);
1695 if (ret)
1696 return ret;
1697 }
1698
1699 if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_DUALIO)) {
1700 /* Enable dual I/O mode */
1701 ret = pwrap_init_dual_io(wrp);
1702 if (ret)
1703 return ret;
1704 }
1705
1706 if (HAS_CAP(wrp->slave->caps, PWRAP_SLV_CAP_SECURITY)) {
1707 /* Enable security on bus */
1708 ret = pwrap_init_security(wrp);
1709 if (ret)
1710 return ret;
1711 }
1712
1713 if (wrp->master->type == PWRAP_MT8135)
1714 pwrap_writel(wrp, 0x7, PWRAP_RRARB_EN);
1715
1716 pwrap_writel(wrp, 0x1, PWRAP_WACS0_EN);
1717 pwrap_writel(wrp, 0x1, PWRAP_WACS1_EN);
1718 pwrap_writel(wrp, 0x1, PWRAP_WACS2_EN);
1719 pwrap_writel(wrp, 0x5, PWRAP_STAUPD_PRD);
1720 pwrap_writel(wrp, 0xff, PWRAP_STAUPD_GRPEN);
1721
1722 if (wrp->master->init_soc_specific) {
1723 ret = wrp->master->init_soc_specific(wrp);
1724 if (ret)
1725 return ret;
1726 }
1727
1728 /* Setup the init done registers */
1729 pwrap_writel(wrp, 1, PWRAP_INIT_DONE2);
1730 pwrap_writel(wrp, 1, PWRAP_INIT_DONE0);
1731 pwrap_writel(wrp, 1, PWRAP_INIT_DONE1);
1732
1733 if (HAS_CAP(wrp->master->caps, PWRAP_CAP_BRIDGE)) {
1734 writel(1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_INIT_DONE3);
1735 writel(1, wrp->bridge_base + PWRAP_MT8135_BRIDGE_INIT_DONE4);
1736 }
1737
1738 return 0;
1739 }
1740
pwrap_interrupt(int irqno,void * dev_id)1741 static irqreturn_t pwrap_interrupt(int irqno, void *dev_id)
1742 {
1743 u32 rdata;
1744 struct pmic_wrapper *wrp = dev_id;
1745
1746 rdata = pwrap_readl(wrp, PWRAP_INT_FLG);
1747 dev_err(wrp->dev, "unexpected interrupt int=0x%x\n", rdata);
1748 pwrap_writel(wrp, 0xffffffff, PWRAP_INT_CLR);
1749
1750 if (HAS_CAP(wrp->master->caps, PWRAP_CAP_INT1_EN)) {
1751 rdata = pwrap_readl(wrp, PWRAP_INT1_FLG);
1752 dev_err(wrp->dev, "unexpected interrupt int1=0x%x\n", rdata);
1753 pwrap_writel(wrp, 0xffffffff, PWRAP_INT1_CLR);
1754 }
1755
1756 return IRQ_HANDLED;
1757 }
1758
1759 static const struct regmap_config pwrap_regmap_config16 = {
1760 .reg_bits = 16,
1761 .val_bits = 16,
1762 .reg_stride = 2,
1763 .reg_read = pwrap_regmap_read,
1764 .reg_write = pwrap_regmap_write,
1765 .max_register = 0xffff,
1766 };
1767
1768 static const struct regmap_config pwrap_regmap_config32 = {
1769 .reg_bits = 32,
1770 .val_bits = 32,
1771 .reg_stride = 4,
1772 .reg_read = pwrap_regmap_read,
1773 .reg_write = pwrap_regmap_write,
1774 .max_register = 0xffff,
1775 };
1776
1777 static const struct pwrap_slv_type pmic_mt6323 = {
1778 .dew_regs = mt6323_regs,
1779 .type = PMIC_MT6323,
1780 .regmap = &pwrap_regmap_config16,
1781 .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO |
1782 PWRAP_SLV_CAP_SECURITY,
1783 .pwrap_read = pwrap_read16,
1784 .pwrap_write = pwrap_write16,
1785 };
1786
1787 static const struct pwrap_slv_type pmic_mt6351 = {
1788 .dew_regs = mt6351_regs,
1789 .type = PMIC_MT6351,
1790 .regmap = &pwrap_regmap_config16,
1791 .caps = 0,
1792 .pwrap_read = pwrap_read16,
1793 .pwrap_write = pwrap_write16,
1794 };
1795
1796 static const struct pwrap_slv_type pmic_mt6357 = {
1797 .dew_regs = mt6357_regs,
1798 .type = PMIC_MT6357,
1799 .regmap = &pwrap_regmap_config16,
1800 .caps = 0,
1801 .pwrap_read = pwrap_read16,
1802 .pwrap_write = pwrap_write16,
1803 };
1804
1805 static const struct pwrap_slv_type pmic_mt6358 = {
1806 .dew_regs = mt6358_regs,
1807 .type = PMIC_MT6358,
1808 .regmap = &pwrap_regmap_config16,
1809 .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO,
1810 .pwrap_read = pwrap_read16,
1811 .pwrap_write = pwrap_write16,
1812 };
1813
1814 static const struct pwrap_slv_type pmic_mt6359 = {
1815 .dew_regs = mt6359_regs,
1816 .type = PMIC_MT6359,
1817 .regmap = &pwrap_regmap_config16,
1818 .caps = PWRAP_SLV_CAP_DUALIO,
1819 .pwrap_read = pwrap_read16,
1820 .pwrap_write = pwrap_write16,
1821 };
1822
1823 static const struct pwrap_slv_type pmic_mt6380 = {
1824 .dew_regs = NULL,
1825 .type = PMIC_MT6380,
1826 .regmap = &pwrap_regmap_config32,
1827 .caps = 0,
1828 .pwrap_read = pwrap_read32,
1829 .pwrap_write = pwrap_write32,
1830 };
1831
1832 static const struct pwrap_slv_type pmic_mt6397 = {
1833 .dew_regs = mt6397_regs,
1834 .type = PMIC_MT6397,
1835 .regmap = &pwrap_regmap_config16,
1836 .caps = PWRAP_SLV_CAP_SPI | PWRAP_SLV_CAP_DUALIO |
1837 PWRAP_SLV_CAP_SECURITY,
1838 .pwrap_read = pwrap_read16,
1839 .pwrap_write = pwrap_write16,
1840 };
1841
1842 static const struct of_device_id of_slave_match_tbl[] = {
1843 {
1844 .compatible = "mediatek,mt6323",
1845 .data = &pmic_mt6323,
1846 }, {
1847 .compatible = "mediatek,mt6351",
1848 .data = &pmic_mt6351,
1849 }, {
1850 .compatible = "mediatek,mt6357",
1851 .data = &pmic_mt6357,
1852 }, {
1853 .compatible = "mediatek,mt6358",
1854 .data = &pmic_mt6358,
1855 }, {
1856 .compatible = "mediatek,mt6359",
1857 .data = &pmic_mt6359,
1858 }, {
1859 /* The MT6380 PMIC only implements a regulator, so we bind it
1860 * directly instead of using a MFD.
1861 */
1862 .compatible = "mediatek,mt6380-regulator",
1863 .data = &pmic_mt6380,
1864 }, {
1865 .compatible = "mediatek,mt6397",
1866 .data = &pmic_mt6397,
1867 }, {
1868 /* sentinel */
1869 }
1870 };
1871 MODULE_DEVICE_TABLE(of, of_slave_match_tbl);
1872
1873 static const struct pmic_wrapper_type pwrap_mt2701 = {
1874 .regs = mt2701_regs,
1875 .type = PWRAP_MT2701,
1876 .arb_en_all = 0x3f,
1877 .int_en_all = ~(u32)(BIT(31) | BIT(2)),
1878 .int1_en_all = 0,
1879 .spi_w = PWRAP_MAN_CMD_SPI_WRITE_NEW,
1880 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1881 .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM,
1882 .init_reg_clock = pwrap_mt2701_init_reg_clock,
1883 .init_soc_specific = pwrap_mt2701_init_soc_specific,
1884 };
1885
1886 static const struct pmic_wrapper_type pwrap_mt6765 = {
1887 .regs = mt6765_regs,
1888 .type = PWRAP_MT6765,
1889 .arb_en_all = 0x3fd35,
1890 .int_en_all = 0xffffffff,
1891 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1892 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1893 .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM,
1894 .init_reg_clock = pwrap_common_init_reg_clock,
1895 .init_soc_specific = NULL,
1896 };
1897
1898 static const struct pmic_wrapper_type pwrap_mt6779 = {
1899 .regs = mt6779_regs,
1900 .type = PWRAP_MT6779,
1901 .arb_en_all = 0xfbb7f,
1902 .int_en_all = 0xfffffffe,
1903 .int1_en_all = 0,
1904 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1905 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1906 .caps = 0,
1907 .init_reg_clock = pwrap_common_init_reg_clock,
1908 .init_soc_specific = NULL,
1909 };
1910
1911 static const struct pmic_wrapper_type pwrap_mt6797 = {
1912 .regs = mt6797_regs,
1913 .type = PWRAP_MT6797,
1914 .arb_en_all = 0x01fff,
1915 .int_en_all = 0xffffffc6,
1916 .int1_en_all = 0,
1917 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1918 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1919 .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM,
1920 .init_reg_clock = pwrap_common_init_reg_clock,
1921 .init_soc_specific = NULL,
1922 };
1923
1924 static const struct pmic_wrapper_type pwrap_mt7622 = {
1925 .regs = mt7622_regs,
1926 .type = PWRAP_MT7622,
1927 .arb_en_all = 0xff,
1928 .int_en_all = ~(u32)BIT(31),
1929 .int1_en_all = 0,
1930 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1931 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1932 .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM,
1933 .init_reg_clock = pwrap_common_init_reg_clock,
1934 .init_soc_specific = pwrap_mt7622_init_soc_specific,
1935 };
1936
1937 static const struct pmic_wrapper_type pwrap_mt8135 = {
1938 .regs = mt8135_regs,
1939 .type = PWRAP_MT8135,
1940 .arb_en_all = 0x1ff,
1941 .int_en_all = ~(u32)(BIT(31) | BIT(1)),
1942 .int1_en_all = 0,
1943 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1944 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1945 .caps = PWRAP_CAP_BRIDGE | PWRAP_CAP_RESET | PWRAP_CAP_DCM,
1946 .init_reg_clock = pwrap_common_init_reg_clock,
1947 .init_soc_specific = pwrap_mt8135_init_soc_specific,
1948 };
1949
1950 static const struct pmic_wrapper_type pwrap_mt8173 = {
1951 .regs = mt8173_regs,
1952 .type = PWRAP_MT8173,
1953 .arb_en_all = 0x3f,
1954 .int_en_all = ~(u32)(BIT(31) | BIT(1)),
1955 .int1_en_all = 0,
1956 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1957 .wdt_src = PWRAP_WDT_SRC_MASK_NO_STAUPD,
1958 .caps = PWRAP_CAP_RESET | PWRAP_CAP_DCM,
1959 .init_reg_clock = pwrap_common_init_reg_clock,
1960 .init_soc_specific = pwrap_mt8173_init_soc_specific,
1961 };
1962
1963 static const struct pmic_wrapper_type pwrap_mt8183 = {
1964 .regs = mt8183_regs,
1965 .type = PWRAP_MT8183,
1966 .arb_en_all = 0x3fa75,
1967 .int_en_all = 0xffffffff,
1968 .int1_en_all = 0xeef7ffff,
1969 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1970 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1971 .caps = PWRAP_CAP_INT1_EN | PWRAP_CAP_WDT_SRC1,
1972 .init_reg_clock = pwrap_common_init_reg_clock,
1973 .init_soc_specific = pwrap_mt8183_init_soc_specific,
1974 };
1975
1976 static struct pmic_wrapper_type pwrap_mt8516 = {
1977 .regs = mt8516_regs,
1978 .type = PWRAP_MT8516,
1979 .arb_en_all = 0xff,
1980 .int_en_all = ~(u32)(BIT(31) | BIT(2)),
1981 .spi_w = PWRAP_MAN_CMD_SPI_WRITE,
1982 .wdt_src = PWRAP_WDT_SRC_MASK_ALL,
1983 .caps = PWRAP_CAP_DCM,
1984 .init_reg_clock = pwrap_mt2701_init_reg_clock,
1985 .init_soc_specific = NULL,
1986 };
1987
1988 static const struct of_device_id of_pwrap_match_tbl[] = {
1989 {
1990 .compatible = "mediatek,mt2701-pwrap",
1991 .data = &pwrap_mt2701,
1992 }, {
1993 .compatible = "mediatek,mt6765-pwrap",
1994 .data = &pwrap_mt6765,
1995 }, {
1996 .compatible = "mediatek,mt6779-pwrap",
1997 .data = &pwrap_mt6779,
1998 }, {
1999 .compatible = "mediatek,mt6797-pwrap",
2000 .data = &pwrap_mt6797,
2001 }, {
2002 .compatible = "mediatek,mt7622-pwrap",
2003 .data = &pwrap_mt7622,
2004 }, {
2005 .compatible = "mediatek,mt8135-pwrap",
2006 .data = &pwrap_mt8135,
2007 }, {
2008 .compatible = "mediatek,mt8173-pwrap",
2009 .data = &pwrap_mt8173,
2010 }, {
2011 .compatible = "mediatek,mt8183-pwrap",
2012 .data = &pwrap_mt8183,
2013 }, {
2014 .compatible = "mediatek,mt8516-pwrap",
2015 .data = &pwrap_mt8516,
2016 }, {
2017 /* sentinel */
2018 }
2019 };
2020 MODULE_DEVICE_TABLE(of, of_pwrap_match_tbl);
2021
pwrap_probe(struct platform_device * pdev)2022 static int pwrap_probe(struct platform_device *pdev)
2023 {
2024 int ret, irq;
2025 struct pmic_wrapper *wrp;
2026 struct device_node *np = pdev->dev.of_node;
2027 const struct of_device_id *of_slave_id = NULL;
2028 struct resource *res;
2029
2030 if (np->child)
2031 of_slave_id = of_match_node(of_slave_match_tbl, np->child);
2032
2033 if (!of_slave_id) {
2034 dev_dbg(&pdev->dev, "slave pmic should be defined in dts\n");
2035 return -EINVAL;
2036 }
2037
2038 wrp = devm_kzalloc(&pdev->dev, sizeof(*wrp), GFP_KERNEL);
2039 if (!wrp)
2040 return -ENOMEM;
2041
2042 platform_set_drvdata(pdev, wrp);
2043
2044 wrp->master = of_device_get_match_data(&pdev->dev);
2045 wrp->slave = of_slave_id->data;
2046 wrp->dev = &pdev->dev;
2047
2048 res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "pwrap");
2049 wrp->base = devm_ioremap_resource(wrp->dev, res);
2050 if (IS_ERR(wrp->base))
2051 return PTR_ERR(wrp->base);
2052
2053 if (HAS_CAP(wrp->master->caps, PWRAP_CAP_RESET)) {
2054 wrp->rstc = devm_reset_control_get(wrp->dev, "pwrap");
2055 if (IS_ERR(wrp->rstc)) {
2056 ret = PTR_ERR(wrp->rstc);
2057 dev_dbg(wrp->dev, "cannot get pwrap reset: %d\n", ret);
2058 return ret;
2059 }
2060 }
2061
2062 if (HAS_CAP(wrp->master->caps, PWRAP_CAP_BRIDGE)) {
2063 res = platform_get_resource_byname(pdev, IORESOURCE_MEM,
2064 "pwrap-bridge");
2065 wrp->bridge_base = devm_ioremap_resource(wrp->dev, res);
2066 if (IS_ERR(wrp->bridge_base))
2067 return PTR_ERR(wrp->bridge_base);
2068
2069 wrp->rstc_bridge = devm_reset_control_get(wrp->dev,
2070 "pwrap-bridge");
2071 if (IS_ERR(wrp->rstc_bridge)) {
2072 ret = PTR_ERR(wrp->rstc_bridge);
2073 dev_dbg(wrp->dev,
2074 "cannot get pwrap-bridge reset: %d\n", ret);
2075 return ret;
2076 }
2077 }
2078
2079 wrp->clk_spi = devm_clk_get(wrp->dev, "spi");
2080 if (IS_ERR(wrp->clk_spi)) {
2081 dev_dbg(wrp->dev, "failed to get clock: %ld\n",
2082 PTR_ERR(wrp->clk_spi));
2083 return PTR_ERR(wrp->clk_spi);
2084 }
2085
2086 wrp->clk_wrap = devm_clk_get(wrp->dev, "wrap");
2087 if (IS_ERR(wrp->clk_wrap)) {
2088 dev_dbg(wrp->dev, "failed to get clock: %ld\n",
2089 PTR_ERR(wrp->clk_wrap));
2090 return PTR_ERR(wrp->clk_wrap);
2091 }
2092
2093 ret = clk_prepare_enable(wrp->clk_spi);
2094 if (ret)
2095 return ret;
2096
2097 ret = clk_prepare_enable(wrp->clk_wrap);
2098 if (ret)
2099 goto err_out1;
2100
2101 /* Enable internal dynamic clock */
2102 if (HAS_CAP(wrp->master->caps, PWRAP_CAP_DCM)) {
2103 pwrap_writel(wrp, 1, PWRAP_DCM_EN);
2104 pwrap_writel(wrp, 0, PWRAP_DCM_DBC_PRD);
2105 }
2106
2107 /*
2108 * The PMIC could already be initialized by the bootloader.
2109 * Skip initialization here in this case.
2110 */
2111 if (!pwrap_readl(wrp, PWRAP_INIT_DONE2)) {
2112 ret = pwrap_init(wrp);
2113 if (ret) {
2114 dev_dbg(wrp->dev, "init failed with %d\n", ret);
2115 goto err_out2;
2116 }
2117 }
2118
2119 if (!(pwrap_readl(wrp, PWRAP_WACS2_RDATA) & PWRAP_STATE_INIT_DONE0)) {
2120 dev_dbg(wrp->dev, "initialization isn't finished\n");
2121 ret = -ENODEV;
2122 goto err_out2;
2123 }
2124
2125 /* Initialize watchdog, may not be done by the bootloader */
2126 pwrap_writel(wrp, 0xf, PWRAP_WDT_UNIT);
2127 /*
2128 * Since STAUPD was not used on mt8173 platform,
2129 * so STAUPD of WDT_SRC which should be turned off
2130 */
2131 pwrap_writel(wrp, wrp->master->wdt_src, PWRAP_WDT_SRC_EN);
2132 if (HAS_CAP(wrp->master->caps, PWRAP_CAP_WDT_SRC1))
2133 pwrap_writel(wrp, wrp->master->wdt_src, PWRAP_WDT_SRC_EN_1);
2134
2135 pwrap_writel(wrp, 0x1, PWRAP_TIMER_EN);
2136 pwrap_writel(wrp, wrp->master->int_en_all, PWRAP_INT_EN);
2137 /*
2138 * We add INT1 interrupt to handle starvation and request exception
2139 * If we support it, we should enable it here.
2140 */
2141 if (HAS_CAP(wrp->master->caps, PWRAP_CAP_INT1_EN))
2142 pwrap_writel(wrp, wrp->master->int1_en_all, PWRAP_INT1_EN);
2143
2144 irq = platform_get_irq(pdev, 0);
2145 ret = devm_request_irq(wrp->dev, irq, pwrap_interrupt,
2146 IRQF_TRIGGER_HIGH,
2147 "mt-pmic-pwrap", wrp);
2148 if (ret)
2149 goto err_out2;
2150
2151 wrp->regmap = devm_regmap_init(wrp->dev, NULL, wrp, wrp->slave->regmap);
2152 if (IS_ERR(wrp->regmap)) {
2153 ret = PTR_ERR(wrp->regmap);
2154 goto err_out2;
2155 }
2156
2157 ret = of_platform_populate(np, NULL, NULL, wrp->dev);
2158 if (ret) {
2159 dev_dbg(wrp->dev, "failed to create child devices at %pOF\n",
2160 np);
2161 goto err_out2;
2162 }
2163
2164 return 0;
2165
2166 err_out2:
2167 clk_disable_unprepare(wrp->clk_wrap);
2168 err_out1:
2169 clk_disable_unprepare(wrp->clk_spi);
2170
2171 return ret;
2172 }
2173
2174 static struct platform_driver pwrap_drv = {
2175 .driver = {
2176 .name = "mt-pmic-pwrap",
2177 .of_match_table = of_match_ptr(of_pwrap_match_tbl),
2178 },
2179 .probe = pwrap_probe,
2180 };
2181
2182 module_platform_driver(pwrap_drv);
2183
2184 MODULE_AUTHOR("Flora Fu, MediaTek");
2185 MODULE_DESCRIPTION("MediaTek MT8135 PMIC Wrapper Driver");
2186 MODULE_LICENSE("GPL v2");
2187