Commit | Line | Data |
---|---|---|
3cc72986 MB |
1 | /* |
2 | * Arizona core driver | |
3 | * | |
4 | * Copyright 2012 Wolfson Microelectronics plc | |
5 | * | |
6 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License version 2 as | |
10 | * published by the Free Software Foundation. | |
11 | */ | |
12 | ||
13 | #include <linux/delay.h> | |
59db9691 | 14 | #include <linux/err.h> |
3cc72986 MB |
15 | #include <linux/gpio.h> |
16 | #include <linux/interrupt.h> | |
17 | #include <linux/mfd/core.h> | |
18 | #include <linux/module.h> | |
d781009c MB |
19 | #include <linux/of.h> |
20 | #include <linux/of_device.h> | |
21 | #include <linux/of_gpio.h> | |
3cc72986 MB |
22 | #include <linux/pm_runtime.h> |
23 | #include <linux/regmap.h> | |
24 | #include <linux/regulator/consumer.h> | |
5927467d | 25 | #include <linux/regulator/machine.h> |
3cc72986 | 26 | #include <linux/slab.h> |
ae05ea36 | 27 | #include <linux/platform_device.h> |
3cc72986 MB |
28 | |
29 | #include <linux/mfd/arizona/core.h> | |
30 | #include <linux/mfd/arizona/registers.h> | |
31 | ||
32 | #include "arizona.h" | |
33 | ||
3762aede | 34 | static const char * const wm5102_core_supplies[] = { |
3cc72986 MB |
35 | "AVDD", |
36 | "DBVDD1", | |
3cc72986 MB |
37 | }; |
38 | ||
39 | int arizona_clk32k_enable(struct arizona *arizona) | |
40 | { | |
41 | int ret = 0; | |
42 | ||
43 | mutex_lock(&arizona->clk_lock); | |
44 | ||
45 | arizona->clk32k_ref++; | |
46 | ||
247fa192 MB |
47 | if (arizona->clk32k_ref == 1) { |
48 | switch (arizona->pdata.clk32k_src) { | |
49 | case ARIZONA_32KZ_MCLK1: | |
50 | ret = pm_runtime_get_sync(arizona->dev); | |
51 | if (ret != 0) | |
52 | goto out; | |
53 | break; | |
54 | } | |
55 | ||
3cc72986 MB |
56 | ret = regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, |
57 | ARIZONA_CLK_32K_ENA, | |
58 | ARIZONA_CLK_32K_ENA); | |
247fa192 | 59 | } |
3cc72986 | 60 | |
247fa192 | 61 | out: |
3cc72986 MB |
62 | if (ret != 0) |
63 | arizona->clk32k_ref--; | |
64 | ||
65 | mutex_unlock(&arizona->clk_lock); | |
66 | ||
67 | return ret; | |
68 | } | |
69 | EXPORT_SYMBOL_GPL(arizona_clk32k_enable); | |
70 | ||
71 | int arizona_clk32k_disable(struct arizona *arizona) | |
72 | { | |
3cc72986 MB |
73 | mutex_lock(&arizona->clk_lock); |
74 | ||
75 | BUG_ON(arizona->clk32k_ref <= 0); | |
76 | ||
77 | arizona->clk32k_ref--; | |
78 | ||
247fa192 | 79 | if (arizona->clk32k_ref == 0) { |
3cc72986 MB |
80 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, |
81 | ARIZONA_CLK_32K_ENA, 0); | |
82 | ||
247fa192 MB |
83 | switch (arizona->pdata.clk32k_src) { |
84 | case ARIZONA_32KZ_MCLK1: | |
85 | pm_runtime_put_sync(arizona->dev); | |
86 | break; | |
87 | } | |
88 | } | |
89 | ||
3cc72986 MB |
90 | mutex_unlock(&arizona->clk_lock); |
91 | ||
a260fba1 | 92 | return 0; |
3cc72986 MB |
93 | } |
94 | EXPORT_SYMBOL_GPL(arizona_clk32k_disable); | |
95 | ||
96 | static irqreturn_t arizona_clkgen_err(int irq, void *data) | |
97 | { | |
98 | struct arizona *arizona = data; | |
99 | ||
100 | dev_err(arizona->dev, "CLKGEN error\n"); | |
101 | ||
102 | return IRQ_HANDLED; | |
103 | } | |
104 | ||
105 | static irqreturn_t arizona_underclocked(int irq, void *data) | |
106 | { | |
107 | struct arizona *arizona = data; | |
108 | unsigned int val; | |
109 | int ret; | |
110 | ||
111 | ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_8, | |
112 | &val); | |
113 | if (ret != 0) { | |
114 | dev_err(arizona->dev, "Failed to read underclock status: %d\n", | |
115 | ret); | |
116 | return IRQ_NONE; | |
117 | } | |
118 | ||
3cc72986 MB |
119 | if (val & ARIZONA_AIF3_UNDERCLOCKED_STS) |
120 | dev_err(arizona->dev, "AIF3 underclocked\n"); | |
121 | if (val & ARIZONA_AIF2_UNDERCLOCKED_STS) | |
3ebef34d CK |
122 | dev_err(arizona->dev, "AIF2 underclocked\n"); |
123 | if (val & ARIZONA_AIF1_UNDERCLOCKED_STS) | |
3cc72986 | 124 | dev_err(arizona->dev, "AIF1 underclocked\n"); |
6e440d27 CK |
125 | if (val & ARIZONA_ISRC3_UNDERCLOCKED_STS) |
126 | dev_err(arizona->dev, "ISRC3 underclocked\n"); | |
3cc72986 MB |
127 | if (val & ARIZONA_ISRC2_UNDERCLOCKED_STS) |
128 | dev_err(arizona->dev, "ISRC2 underclocked\n"); | |
129 | if (val & ARIZONA_ISRC1_UNDERCLOCKED_STS) | |
130 | dev_err(arizona->dev, "ISRC1 underclocked\n"); | |
131 | if (val & ARIZONA_FX_UNDERCLOCKED_STS) | |
132 | dev_err(arizona->dev, "FX underclocked\n"); | |
133 | if (val & ARIZONA_ASRC_UNDERCLOCKED_STS) | |
134 | dev_err(arizona->dev, "ASRC underclocked\n"); | |
135 | if (val & ARIZONA_DAC_UNDERCLOCKED_STS) | |
136 | dev_err(arizona->dev, "DAC underclocked\n"); | |
137 | if (val & ARIZONA_ADC_UNDERCLOCKED_STS) | |
138 | dev_err(arizona->dev, "ADC underclocked\n"); | |
139 | if (val & ARIZONA_MIXER_UNDERCLOCKED_STS) | |
648a9880 | 140 | dev_err(arizona->dev, "Mixer dropped sample\n"); |
3cc72986 MB |
141 | |
142 | return IRQ_HANDLED; | |
143 | } | |
144 | ||
145 | static irqreturn_t arizona_overclocked(int irq, void *data) | |
146 | { | |
147 | struct arizona *arizona = data; | |
6887b042 | 148 | unsigned int val[3]; |
3cc72986 | 149 | int ret; |
3762aede | 150 | |
3cc72986 | 151 | ret = regmap_bulk_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_6, |
6887b042 | 152 | &val[0], 3); |
3cc72986 MB |
153 | if (ret != 0) { |
154 | dev_err(arizona->dev, "Failed to read overclock status: %d\n", | |
155 | ret); | |
156 | return IRQ_NONE; | |
157 | } | |
158 | ||
6887b042 RF |
159 | switch (arizona->type) { |
160 | case WM8998: | |
161 | case WM1814: | |
162 | /* Some bits are shifted on WM8998, | |
163 | * rearrange to match the standard bit layout | |
164 | */ | |
165 | val[0] = ((val[0] & 0x60e0) >> 1) | | |
166 | ((val[0] & 0x1e00) >> 2) | | |
167 | (val[0] & 0x000f); | |
168 | break; | |
169 | default: | |
170 | break; | |
171 | } | |
172 | ||
3cc72986 MB |
173 | if (val[0] & ARIZONA_PWM_OVERCLOCKED_STS) |
174 | dev_err(arizona->dev, "PWM overclocked\n"); | |
175 | if (val[0] & ARIZONA_FX_CORE_OVERCLOCKED_STS) | |
176 | dev_err(arizona->dev, "FX core overclocked\n"); | |
177 | if (val[0] & ARIZONA_DAC_SYS_OVERCLOCKED_STS) | |
178 | dev_err(arizona->dev, "DAC SYS overclocked\n"); | |
179 | if (val[0] & ARIZONA_DAC_WARP_OVERCLOCKED_STS) | |
180 | dev_err(arizona->dev, "DAC WARP overclocked\n"); | |
181 | if (val[0] & ARIZONA_ADC_OVERCLOCKED_STS) | |
182 | dev_err(arizona->dev, "ADC overclocked\n"); | |
183 | if (val[0] & ARIZONA_MIXER_OVERCLOCKED_STS) | |
184 | dev_err(arizona->dev, "Mixer overclocked\n"); | |
185 | if (val[0] & ARIZONA_AIF3_SYNC_OVERCLOCKED_STS) | |
186 | dev_err(arizona->dev, "AIF3 overclocked\n"); | |
187 | if (val[0] & ARIZONA_AIF2_SYNC_OVERCLOCKED_STS) | |
188 | dev_err(arizona->dev, "AIF2 overclocked\n"); | |
189 | if (val[0] & ARIZONA_AIF1_SYNC_OVERCLOCKED_STS) | |
190 | dev_err(arizona->dev, "AIF1 overclocked\n"); | |
191 | if (val[0] & ARIZONA_PAD_CTRL_OVERCLOCKED_STS) | |
192 | dev_err(arizona->dev, "Pad control overclocked\n"); | |
193 | ||
194 | if (val[1] & ARIZONA_SLIMBUS_SUBSYS_OVERCLOCKED_STS) | |
195 | dev_err(arizona->dev, "Slimbus subsystem overclocked\n"); | |
196 | if (val[1] & ARIZONA_SLIMBUS_ASYNC_OVERCLOCKED_STS) | |
197 | dev_err(arizona->dev, "Slimbus async overclocked\n"); | |
198 | if (val[1] & ARIZONA_SLIMBUS_SYNC_OVERCLOCKED_STS) | |
199 | dev_err(arizona->dev, "Slimbus sync overclocked\n"); | |
200 | if (val[1] & ARIZONA_ASRC_ASYNC_SYS_OVERCLOCKED_STS) | |
201 | dev_err(arizona->dev, "ASRC async system overclocked\n"); | |
202 | if (val[1] & ARIZONA_ASRC_ASYNC_WARP_OVERCLOCKED_STS) | |
203 | dev_err(arizona->dev, "ASRC async WARP overclocked\n"); | |
204 | if (val[1] & ARIZONA_ASRC_SYNC_SYS_OVERCLOCKED_STS) | |
205 | dev_err(arizona->dev, "ASRC sync system overclocked\n"); | |
206 | if (val[1] & ARIZONA_ASRC_SYNC_WARP_OVERCLOCKED_STS) | |
207 | dev_err(arizona->dev, "ASRC sync WARP overclocked\n"); | |
208 | if (val[1] & ARIZONA_ADSP2_1_OVERCLOCKED_STS) | |
209 | dev_err(arizona->dev, "DSP1 overclocked\n"); | |
6e440d27 CK |
210 | if (val[1] & ARIZONA_ISRC3_OVERCLOCKED_STS) |
211 | dev_err(arizona->dev, "ISRC3 overclocked\n"); | |
3cc72986 MB |
212 | if (val[1] & ARIZONA_ISRC2_OVERCLOCKED_STS) |
213 | dev_err(arizona->dev, "ISRC2 overclocked\n"); | |
214 | if (val[1] & ARIZONA_ISRC1_OVERCLOCKED_STS) | |
215 | dev_err(arizona->dev, "ISRC1 overclocked\n"); | |
216 | ||
6887b042 RF |
217 | if (val[2] & ARIZONA_SPDIF_OVERCLOCKED_STS) |
218 | dev_err(arizona->dev, "SPDIF overclocked\n"); | |
219 | ||
3cc72986 MB |
220 | return IRQ_HANDLED; |
221 | } | |
222 | ||
9d53dfdc CK |
223 | static int arizona_poll_reg(struct arizona *arizona, |
224 | int timeout, unsigned int reg, | |
225 | unsigned int mask, unsigned int target) | |
3cc72986 | 226 | { |
9d53dfdc | 227 | unsigned int val = 0; |
3cc72986 MB |
228 | int ret, i; |
229 | ||
9d53dfdc CK |
230 | for (i = 0; i < timeout; i++) { |
231 | ret = regmap_read(arizona->regmap, reg, &val); | |
3cc72986 | 232 | if (ret != 0) { |
9d53dfdc CK |
233 | dev_err(arizona->dev, "Failed to read reg %u: %d\n", |
234 | reg, ret); | |
cfe775ce | 235 | continue; |
3cc72986 MB |
236 | } |
237 | ||
9d53dfdc CK |
238 | if ((val & mask) == target) |
239 | return 0; | |
240 | ||
b79a980f | 241 | usleep_range(1000, 5000); |
3cc72986 MB |
242 | } |
243 | ||
9d53dfdc CK |
244 | dev_err(arizona->dev, "Polling reg %u timed out: %x\n", reg, val); |
245 | return -ETIMEDOUT; | |
246 | } | |
247 | ||
248 | static int arizona_wait_for_boot(struct arizona *arizona) | |
249 | { | |
250 | int ret; | |
251 | ||
252 | /* | |
253 | * We can't use an interrupt as we need to runtime resume to do so, | |
254 | * we won't race with the interrupt handler as it'll be blocked on | |
255 | * runtime resume. | |
256 | */ | |
257 | ret = arizona_poll_reg(arizona, 5, ARIZONA_INTERRUPT_RAW_STATUS_5, | |
258 | ARIZONA_BOOT_DONE_STS, ARIZONA_BOOT_DONE_STS); | |
259 | ||
260 | if (!ret) | |
3cc72986 MB |
261 | regmap_write(arizona->regmap, ARIZONA_INTERRUPT_STATUS_5, |
262 | ARIZONA_BOOT_DONE_STS); | |
3cc72986 MB |
263 | |
264 | pm_runtime_mark_last_busy(arizona->dev); | |
265 | ||
9d53dfdc | 266 | return ret; |
3cc72986 MB |
267 | } |
268 | ||
2229875d CK |
269 | static inline void arizona_enable_reset(struct arizona *arizona) |
270 | { | |
271 | if (arizona->pdata.reset) | |
272 | gpio_set_value_cansleep(arizona->pdata.reset, 0); | |
273 | } | |
274 | ||
275 | static void arizona_disable_reset(struct arizona *arizona) | |
276 | { | |
277 | if (arizona->pdata.reset) { | |
121c075c CK |
278 | switch (arizona->type) { |
279 | case WM5110: | |
280 | case WM8280: | |
281 | /* Meet requirements for minimum reset duration */ | |
b79a980f | 282 | usleep_range(5000, 10000); |
121c075c CK |
283 | break; |
284 | default: | |
285 | break; | |
286 | } | |
287 | ||
2229875d | 288 | gpio_set_value_cansleep(arizona->pdata.reset, 1); |
b79a980f | 289 | usleep_range(1000, 5000); |
2229875d CK |
290 | } |
291 | } | |
292 | ||
3850e3ee CK |
293 | struct arizona_sysclk_state { |
294 | unsigned int fll; | |
295 | unsigned int sysclk; | |
296 | }; | |
297 | ||
298 | static int arizona_enable_freerun_sysclk(struct arizona *arizona, | |
299 | struct arizona_sysclk_state *state) | |
e80436bb | 300 | { |
e80436bb CK |
301 | int ret, err; |
302 | ||
e80436bb | 303 | /* Cache existing FLL and SYSCLK settings */ |
3850e3ee | 304 | ret = regmap_read(arizona->regmap, ARIZONA_FLL1_CONTROL_1, &state->fll); |
0be068a0 | 305 | if (ret) { |
e80436bb CK |
306 | dev_err(arizona->dev, "Failed to cache FLL settings: %d\n", |
307 | ret); | |
308 | return ret; | |
309 | } | |
3850e3ee CK |
310 | ret = regmap_read(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, |
311 | &state->sysclk); | |
0be068a0 | 312 | if (ret) { |
e80436bb CK |
313 | dev_err(arizona->dev, "Failed to cache SYSCLK settings: %d\n", |
314 | ret); | |
315 | return ret; | |
316 | } | |
317 | ||
318 | /* Start up SYSCLK using the FLL in free running mode */ | |
319 | ret = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, | |
320 | ARIZONA_FLL1_ENA | ARIZONA_FLL1_FREERUN); | |
0be068a0 | 321 | if (ret) { |
e80436bb CK |
322 | dev_err(arizona->dev, |
323 | "Failed to start FLL in freerunning mode: %d\n", | |
324 | ret); | |
325 | return ret; | |
326 | } | |
327 | ret = arizona_poll_reg(arizona, 25, ARIZONA_INTERRUPT_RAW_STATUS_5, | |
328 | ARIZONA_FLL1_CLOCK_OK_STS, | |
329 | ARIZONA_FLL1_CLOCK_OK_STS); | |
0be068a0 | 330 | if (ret) { |
e80436bb CK |
331 | ret = -ETIMEDOUT; |
332 | goto err_fll; | |
333 | } | |
334 | ||
335 | ret = regmap_write(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, 0x0144); | |
0be068a0 | 336 | if (ret) { |
e80436bb CK |
337 | dev_err(arizona->dev, "Failed to start SYSCLK: %d\n", ret); |
338 | goto err_fll; | |
339 | } | |
340 | ||
3850e3ee CK |
341 | return 0; |
342 | ||
343 | err_fll: | |
344 | err = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, state->fll); | |
345 | if (err) | |
346 | dev_err(arizona->dev, | |
347 | "Failed to re-apply old FLL settings: %d\n", err); | |
348 | ||
349 | return ret; | |
350 | } | |
351 | ||
352 | static int arizona_disable_freerun_sysclk(struct arizona *arizona, | |
353 | struct arizona_sysclk_state *state) | |
354 | { | |
355 | int ret; | |
356 | ||
357 | ret = regmap_write(arizona->regmap, ARIZONA_SYSTEM_CLOCK_1, | |
358 | state->sysclk); | |
359 | if (ret) { | |
360 | dev_err(arizona->dev, | |
361 | "Failed to re-apply old SYSCLK settings: %d\n", ret); | |
362 | return ret; | |
363 | } | |
364 | ||
365 | ret = regmap_write(arizona->regmap, ARIZONA_FLL1_CONTROL_1, state->fll); | |
366 | if (ret) { | |
367 | dev_err(arizona->dev, | |
368 | "Failed to re-apply old FLL settings: %d\n", ret); | |
369 | return ret; | |
370 | } | |
371 | ||
372 | return 0; | |
373 | } | |
374 | ||
375 | static int wm5102_apply_hardware_patch(struct arizona *arizona) | |
376 | { | |
377 | struct arizona_sysclk_state state; | |
378 | int err, ret; | |
379 | ||
380 | ret = arizona_enable_freerun_sysclk(arizona, &state); | |
381 | if (ret) | |
382 | return ret; | |
383 | ||
e80436bb CK |
384 | /* Start the write sequencer and wait for it to finish */ |
385 | ret = regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_0, | |
0be068a0 CK |
386 | ARIZONA_WSEQ_ENA | ARIZONA_WSEQ_START | 160); |
387 | if (ret) { | |
e80436bb CK |
388 | dev_err(arizona->dev, "Failed to start write sequencer: %d\n", |
389 | ret); | |
3850e3ee | 390 | goto err; |
e80436bb | 391 | } |
3850e3ee | 392 | |
e80436bb CK |
393 | ret = arizona_poll_reg(arizona, 5, ARIZONA_WRITE_SEQUENCER_CTRL_1, |
394 | ARIZONA_WSEQ_BUSY, 0); | |
0be068a0 | 395 | if (ret) { |
e80436bb | 396 | regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_0, |
0be068a0 | 397 | ARIZONA_WSEQ_ABORT); |
e80436bb CK |
398 | ret = -ETIMEDOUT; |
399 | } | |
400 | ||
3850e3ee CK |
401 | err: |
402 | err = arizona_disable_freerun_sysclk(arizona, &state); | |
e80436bb | 403 | |
0be068a0 | 404 | return ret ?: err; |
e80436bb CK |
405 | } |
406 | ||
882bc468 CK |
407 | /* |
408 | * Register patch to some of the CODECs internal write sequences | |
409 | * to ensure a clean exit from the low power sleep state. | |
410 | */ | |
8019ff6c | 411 | static const struct reg_sequence wm5110_sleep_patch[] = { |
882bc468 CK |
412 | { 0x337A, 0xC100 }, |
413 | { 0x337B, 0x0041 }, | |
414 | { 0x3300, 0xA210 }, | |
415 | { 0x3301, 0x050C }, | |
416 | }; | |
417 | ||
418 | static int wm5110_apply_sleep_patch(struct arizona *arizona) | |
419 | { | |
420 | struct arizona_sysclk_state state; | |
421 | int err, ret; | |
422 | ||
423 | ret = arizona_enable_freerun_sysclk(arizona, &state); | |
424 | if (ret) | |
425 | return ret; | |
426 | ||
427 | ret = regmap_multi_reg_write_bypassed(arizona->regmap, | |
428 | wm5110_sleep_patch, | |
429 | ARRAY_SIZE(wm5110_sleep_patch)); | |
430 | ||
431 | err = arizona_disable_freerun_sysclk(arizona, &state); | |
432 | ||
433 | return ret ?: err; | |
434 | } | |
435 | ||
1c1c6bba CK |
436 | static int wm5102_clear_write_sequencer(struct arizona *arizona) |
437 | { | |
438 | int ret; | |
439 | ||
440 | ret = regmap_write(arizona->regmap, ARIZONA_WRITE_SEQUENCER_CTRL_3, | |
441 | 0x0); | |
442 | if (ret) { | |
443 | dev_err(arizona->dev, | |
444 | "Failed to clear write sequencer state: %d\n", ret); | |
445 | return ret; | |
446 | } | |
447 | ||
448 | arizona_enable_reset(arizona); | |
449 | regulator_disable(arizona->dcvdd); | |
450 | ||
451 | msleep(20); | |
452 | ||
453 | ret = regulator_enable(arizona->dcvdd); | |
454 | if (ret) { | |
455 | dev_err(arizona->dev, "Failed to re-enable DCVDD: %d\n", ret); | |
456 | return ret; | |
457 | } | |
458 | arizona_disable_reset(arizona); | |
459 | ||
460 | return 0; | |
461 | } | |
462 | ||
48bb9fe4 | 463 | #ifdef CONFIG_PM |
e7811147 RF |
464 | static int arizona_isolate_dcvdd(struct arizona *arizona) |
465 | { | |
466 | int ret; | |
467 | ||
468 | ret = regmap_update_bits(arizona->regmap, | |
469 | ARIZONA_ISOLATION_CONTROL, | |
470 | ARIZONA_ISOLATE_DCVDD1, | |
471 | ARIZONA_ISOLATE_DCVDD1); | |
472 | if (ret != 0) | |
473 | dev_err(arizona->dev, "Failed to isolate DCVDD: %d\n", ret); | |
474 | ||
475 | return ret; | |
476 | } | |
477 | ||
478 | static int arizona_connect_dcvdd(struct arizona *arizona) | |
479 | { | |
480 | int ret; | |
481 | ||
482 | ret = regmap_update_bits(arizona->regmap, | |
483 | ARIZONA_ISOLATION_CONTROL, | |
484 | ARIZONA_ISOLATE_DCVDD1, 0); | |
485 | if (ret != 0) | |
486 | dev_err(arizona->dev, "Failed to connect DCVDD: %d\n", ret); | |
487 | ||
488 | return ret; | |
489 | } | |
490 | ||
e3424273 RF |
491 | static int arizona_is_jack_det_active(struct arizona *arizona) |
492 | { | |
493 | unsigned int val; | |
494 | int ret; | |
495 | ||
496 | ret = regmap_read(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE, &val); | |
497 | if (ret) { | |
498 | dev_err(arizona->dev, | |
499 | "Failed to check jack det status: %d\n", ret); | |
500 | return ret; | |
501 | } else if (val & ARIZONA_JD1_ENA) { | |
502 | return 1; | |
503 | } else { | |
504 | return 0; | |
505 | } | |
506 | } | |
507 | ||
3cc72986 MB |
508 | static int arizona_runtime_resume(struct device *dev) |
509 | { | |
510 | struct arizona *arizona = dev_get_drvdata(dev); | |
511 | int ret; | |
512 | ||
508c8299 MB |
513 | dev_dbg(arizona->dev, "Leaving AoD mode\n"); |
514 | ||
e6cb7341 CK |
515 | if (arizona->has_fully_powered_off) { |
516 | dev_dbg(arizona->dev, "Re-enabling core supplies\n"); | |
517 | ||
518 | ret = regulator_bulk_enable(arizona->num_core_supplies, | |
519 | arizona->core_supplies); | |
520 | if (ret) { | |
521 | dev_err(dev, "Failed to enable core supplies: %d\n", | |
522 | ret); | |
523 | return ret; | |
524 | } | |
525 | } | |
526 | ||
59db9691 MB |
527 | ret = regulator_enable(arizona->dcvdd); |
528 | if (ret != 0) { | |
529 | dev_err(arizona->dev, "Failed to enable DCVDD: %d\n", ret); | |
e6cb7341 CK |
530 | if (arizona->has_fully_powered_off) |
531 | regulator_bulk_disable(arizona->num_core_supplies, | |
532 | arizona->core_supplies); | |
59db9691 MB |
533 | return ret; |
534 | } | |
3cc72986 | 535 | |
e6cb7341 CK |
536 | if (arizona->has_fully_powered_off) { |
537 | arizona_disable_reset(arizona); | |
538 | enable_irq(arizona->irq); | |
539 | arizona->has_fully_powered_off = false; | |
540 | } | |
541 | ||
3cc72986 MB |
542 | regcache_cache_only(arizona->regmap, false); |
543 | ||
4c9bb8bc CK |
544 | switch (arizona->type) { |
545 | case WM5102: | |
5927467d | 546 | if (arizona->external_dcvdd) { |
e7811147 RF |
547 | ret = arizona_connect_dcvdd(arizona); |
548 | if (ret != 0) | |
5927467d | 549 | goto err; |
5927467d MB |
550 | } |
551 | ||
4c9bb8bc CK |
552 | ret = wm5102_patch(arizona); |
553 | if (ret != 0) { | |
554 | dev_err(arizona->dev, "Failed to apply patch: %d\n", | |
555 | ret); | |
556 | goto err; | |
557 | } | |
e80436bb | 558 | |
0be068a0 CK |
559 | ret = wm5102_apply_hardware_patch(arizona); |
560 | if (ret) { | |
e80436bb CK |
561 | dev_err(arizona->dev, |
562 | "Failed to apply hardware patch: %d\n", | |
563 | ret); | |
564 | goto err; | |
565 | } | |
566 | break; | |
96129a0e CK |
567 | case WM5110: |
568 | case WM8280: | |
569 | ret = arizona_wait_for_boot(arizona); | |
570 | if (ret) | |
571 | goto err; | |
572 | ||
573 | if (arizona->external_dcvdd) { | |
e7811147 RF |
574 | ret = arizona_connect_dcvdd(arizona); |
575 | if (ret != 0) | |
96129a0e | 576 | goto err; |
96129a0e CK |
577 | } else { |
578 | /* | |
579 | * As this is only called for the internal regulator | |
580 | * (where we know voltage ranges available) it is ok | |
581 | * to request an exact range. | |
582 | */ | |
583 | ret = regulator_set_voltage(arizona->dcvdd, | |
584 | 1200000, 1200000); | |
585 | if (ret < 0) { | |
586 | dev_err(arizona->dev, | |
587 | "Failed to set resume voltage: %d\n", | |
588 | ret); | |
589 | goto err; | |
590 | } | |
591 | } | |
e6cb7341 CK |
592 | |
593 | ret = wm5110_apply_sleep_patch(arizona); | |
594 | if (ret) { | |
595 | dev_err(arizona->dev, | |
596 | "Failed to re-apply sleep patch: %d\n", | |
597 | ret); | |
598 | goto err; | |
599 | } | |
96129a0e | 600 | break; |
ea1f3339 RF |
601 | case WM1831: |
602 | case CS47L24: | |
603 | ret = arizona_wait_for_boot(arizona); | |
604 | if (ret != 0) | |
605 | goto err; | |
606 | break; | |
e80436bb | 607 | default: |
12bb68ed | 608 | ret = arizona_wait_for_boot(arizona); |
3762aede | 609 | if (ret != 0) |
12bb68ed | 610 | goto err; |
12bb68ed | 611 | |
5927467d | 612 | if (arizona->external_dcvdd) { |
e7811147 RF |
613 | ret = arizona_connect_dcvdd(arizona); |
614 | if (ret != 0) | |
5927467d | 615 | goto err; |
5927467d | 616 | } |
e80436bb | 617 | break; |
4c9bb8bc CK |
618 | } |
619 | ||
9270bdf5 MB |
620 | ret = regcache_sync(arizona->regmap); |
621 | if (ret != 0) { | |
622 | dev_err(arizona->dev, "Failed to restore register cache\n"); | |
4816bd1c | 623 | goto err; |
9270bdf5 | 624 | } |
3cc72986 MB |
625 | |
626 | return 0; | |
4816bd1c MB |
627 | |
628 | err: | |
629 | regcache_cache_only(arizona->regmap, true); | |
630 | regulator_disable(arizona->dcvdd); | |
631 | return ret; | |
3cc72986 MB |
632 | } |
633 | ||
634 | static int arizona_runtime_suspend(struct device *dev) | |
635 | { | |
636 | struct arizona *arizona = dev_get_drvdata(dev); | |
a05950a4 | 637 | int jd_active = 0; |
5927467d | 638 | int ret; |
3cc72986 | 639 | |
508c8299 MB |
640 | dev_dbg(arizona->dev, "Entering AoD mode\n"); |
641 | ||
e6cb7341 CK |
642 | switch (arizona->type) { |
643 | case WM5110: | |
644 | case WM8280: | |
e3424273 RF |
645 | jd_active = arizona_is_jack_det_active(arizona); |
646 | if (jd_active < 0) | |
647 | return jd_active; | |
648 | ||
e7811147 RF |
649 | if (arizona->external_dcvdd) { |
650 | ret = arizona_isolate_dcvdd(arizona); | |
651 | if (ret != 0) | |
652 | return ret; | |
653 | } else { | |
654 | /* | |
655 | * As this is only called for the internal regulator | |
656 | * (where we know voltage ranges available) it is ok | |
657 | * to request an exact range. | |
658 | */ | |
659 | ret = regulator_set_voltage(arizona->dcvdd, | |
660 | 1175000, 1175000); | |
661 | if (ret < 0) { | |
662 | dev_err(arizona->dev, | |
663 | "Failed to set suspend voltage: %d\n", | |
664 | ret); | |
665 | return ret; | |
666 | } | |
e6cb7341 CK |
667 | } |
668 | break; | |
669 | case WM5102: | |
e3424273 RF |
670 | jd_active = arizona_is_jack_det_active(arizona); |
671 | if (jd_active < 0) | |
672 | return jd_active; | |
673 | ||
e7811147 RF |
674 | if (arizona->external_dcvdd) { |
675 | ret = arizona_isolate_dcvdd(arizona); | |
676 | if (ret != 0) | |
677 | return ret; | |
678 | } | |
679 | ||
e3424273 | 680 | if (!jd_active) { |
e6cb7341 CK |
681 | ret = regmap_write(arizona->regmap, |
682 | ARIZONA_WRITE_SEQUENCER_CTRL_3, 0x0); | |
683 | if (ret) { | |
96129a0e | 684 | dev_err(arizona->dev, |
e6cb7341 | 685 | "Failed to clear write sequencer: %d\n", |
96129a0e CK |
686 | ret); |
687 | return ret; | |
688 | } | |
96129a0e | 689 | } |
e6cb7341 | 690 | break; |
ea1f3339 RF |
691 | case WM1831: |
692 | case CS47L24: | |
693 | break; | |
e6cb7341 | 694 | default: |
e3424273 RF |
695 | jd_active = arizona_is_jack_det_active(arizona); |
696 | if (jd_active < 0) | |
697 | return jd_active; | |
698 | ||
e7811147 RF |
699 | if (arizona->external_dcvdd) { |
700 | ret = arizona_isolate_dcvdd(arizona); | |
701 | if (ret != 0) | |
702 | return ret; | |
703 | } | |
e6cb7341 | 704 | break; |
5927467d MB |
705 | } |
706 | ||
59db9691 MB |
707 | regcache_cache_only(arizona->regmap, true); |
708 | regcache_mark_dirty(arizona->regmap); | |
e293e847 | 709 | regulator_disable(arizona->dcvdd); |
3cc72986 | 710 | |
e6cb7341 | 711 | /* Allow us to completely power down if no jack detection */ |
e3424273 | 712 | if (!jd_active) { |
e6cb7341 CK |
713 | dev_dbg(arizona->dev, "Fully powering off\n"); |
714 | ||
715 | arizona->has_fully_powered_off = true; | |
716 | ||
11150929 | 717 | disable_irq_nosync(arizona->irq); |
e6cb7341 CK |
718 | arizona_enable_reset(arizona); |
719 | regulator_bulk_disable(arizona->num_core_supplies, | |
720 | arizona->core_supplies); | |
721 | } | |
722 | ||
3cc72986 MB |
723 | return 0; |
724 | } | |
725 | #endif | |
726 | ||
dc781d0e | 727 | #ifdef CONFIG_PM_SLEEP |
67c99296 MB |
728 | static int arizona_suspend(struct device *dev) |
729 | { | |
730 | struct arizona *arizona = dev_get_drvdata(dev); | |
731 | ||
732 | dev_dbg(arizona->dev, "Suspend, disabling IRQ\n"); | |
733 | disable_irq(arizona->irq); | |
734 | ||
735 | return 0; | |
736 | } | |
737 | ||
738 | static int arizona_suspend_late(struct device *dev) | |
739 | { | |
740 | struct arizona *arizona = dev_get_drvdata(dev); | |
741 | ||
742 | dev_dbg(arizona->dev, "Late suspend, reenabling IRQ\n"); | |
743 | enable_irq(arizona->irq); | |
744 | ||
745 | return 0; | |
746 | } | |
747 | ||
dc781d0e MB |
748 | static int arizona_resume_noirq(struct device *dev) |
749 | { | |
750 | struct arizona *arizona = dev_get_drvdata(dev); | |
751 | ||
752 | dev_dbg(arizona->dev, "Early resume, disabling IRQ\n"); | |
753 | disable_irq(arizona->irq); | |
754 | ||
755 | return 0; | |
756 | } | |
757 | ||
758 | static int arizona_resume(struct device *dev) | |
759 | { | |
760 | struct arizona *arizona = dev_get_drvdata(dev); | |
761 | ||
762 | dev_dbg(arizona->dev, "Late resume, reenabling IRQ\n"); | |
763 | enable_irq(arizona->irq); | |
764 | ||
765 | return 0; | |
766 | } | |
767 | #endif | |
768 | ||
3cc72986 MB |
769 | const struct dev_pm_ops arizona_pm_ops = { |
770 | SET_RUNTIME_PM_OPS(arizona_runtime_suspend, | |
771 | arizona_runtime_resume, | |
772 | NULL) | |
67c99296 | 773 | SET_SYSTEM_SLEEP_PM_OPS(arizona_suspend, arizona_resume) |
dc781d0e | 774 | #ifdef CONFIG_PM_SLEEP |
67c99296 | 775 | .suspend_late = arizona_suspend_late, |
dc781d0e MB |
776 | .resume_noirq = arizona_resume_noirq, |
777 | #endif | |
3cc72986 MB |
778 | }; |
779 | EXPORT_SYMBOL_GPL(arizona_pm_ops); | |
780 | ||
d781009c | 781 | #ifdef CONFIG_OF |
942786e6 | 782 | unsigned long arizona_of_get_type(struct device *dev) |
d781009c MB |
783 | { |
784 | const struct of_device_id *id = of_match_device(arizona_of_match, dev); | |
785 | ||
786 | if (id) | |
942786e6 | 787 | return (unsigned long)id->data; |
d781009c MB |
788 | else |
789 | return 0; | |
790 | } | |
791 | EXPORT_SYMBOL_GPL(arizona_of_get_type); | |
792 | ||
e4fcb1d6 CK |
793 | int arizona_of_get_named_gpio(struct arizona *arizona, const char *prop, |
794 | bool mandatory) | |
795 | { | |
796 | int gpio; | |
797 | ||
798 | gpio = of_get_named_gpio(arizona->dev->of_node, prop, 0); | |
799 | if (gpio < 0) { | |
800 | if (mandatory) | |
801 | dev_err(arizona->dev, | |
802 | "Mandatory DT gpio %s missing/malformed: %d\n", | |
803 | prop, gpio); | |
804 | ||
805 | gpio = 0; | |
806 | } | |
807 | ||
808 | return gpio; | |
809 | } | |
810 | EXPORT_SYMBOL_GPL(arizona_of_get_named_gpio); | |
811 | ||
d781009c MB |
812 | static int arizona_of_get_core_pdata(struct arizona *arizona) |
813 | { | |
e4fcb1d6 | 814 | struct arizona_pdata *pdata = &arizona->pdata; |
cc47aed9 IS |
815 | struct property *prop; |
816 | const __be32 *cur; | |
817 | u32 val; | |
d781009c | 818 | int ret, i; |
cc47aed9 | 819 | int count = 0; |
d781009c | 820 | |
e4fcb1d6 | 821 | pdata->reset = arizona_of_get_named_gpio(arizona, "wlf,reset", true); |
d781009c MB |
822 | |
823 | ret = of_property_read_u32_array(arizona->dev->of_node, | |
824 | "wlf,gpio-defaults", | |
3762aede CK |
825 | pdata->gpio_defaults, |
826 | ARRAY_SIZE(pdata->gpio_defaults)); | |
d781009c MB |
827 | if (ret >= 0) { |
828 | /* | |
829 | * All values are literal except out of range values | |
830 | * which are chip default, translate into platform | |
831 | * data which uses 0 as chip default and out of range | |
832 | * as zero. | |
833 | */ | |
3762aede CK |
834 | for (i = 0; i < ARRAY_SIZE(pdata->gpio_defaults); i++) { |
835 | if (pdata->gpio_defaults[i] > 0xffff) | |
836 | pdata->gpio_defaults[i] = 0; | |
837 | else if (pdata->gpio_defaults[i] == 0) | |
838 | pdata->gpio_defaults[i] = 0x10000; | |
d781009c MB |
839 | } |
840 | } else { | |
841 | dev_err(arizona->dev, "Failed to parse GPIO defaults: %d\n", | |
842 | ret); | |
843 | } | |
844 | ||
cc47aed9 IS |
845 | of_property_for_each_u32(arizona->dev->of_node, "wlf,inmode", prop, |
846 | cur, val) { | |
3762aede | 847 | if (count == ARRAY_SIZE(pdata->inmode)) |
cc47aed9 IS |
848 | break; |
849 | ||
3762aede | 850 | pdata->inmode[count] = val; |
cc47aed9 IS |
851 | count++; |
852 | } | |
853 | ||
e7ad27ca CK |
854 | count = 0; |
855 | of_property_for_each_u32(arizona->dev->of_node, "wlf,dmic-ref", prop, | |
856 | cur, val) { | |
3762aede | 857 | if (count == ARRAY_SIZE(pdata->dmic_ref)) |
e7ad27ca CK |
858 | break; |
859 | ||
3762aede | 860 | pdata->dmic_ref[count] = val; |
e7ad27ca CK |
861 | count++; |
862 | } | |
863 | ||
f199d393 CK |
864 | count = 0; |
865 | of_property_for_each_u32(arizona->dev->of_node, "wlf,out-mono", prop, | |
866 | cur, val) { | |
867 | if (count == ARRAY_SIZE(pdata->out_mono)) | |
868 | break; | |
869 | ||
870 | pdata->out_mono[count] = !!val; | |
871 | count++; | |
872 | } | |
873 | ||
d781009c MB |
874 | return 0; |
875 | } | |
876 | ||
877 | const struct of_device_id arizona_of_match[] = { | |
878 | { .compatible = "wlf,wm5102", .data = (void *)WM5102 }, | |
879 | { .compatible = "wlf,wm5110", .data = (void *)WM5110 }, | |
e5d4ef0d | 880 | { .compatible = "wlf,wm8280", .data = (void *)WM8280 }, |
dc7d4863 | 881 | { .compatible = "wlf,wm8997", .data = (void *)WM8997 }, |
6887b042 RF |
882 | { .compatible = "wlf,wm8998", .data = (void *)WM8998 }, |
883 | { .compatible = "wlf,wm1814", .data = (void *)WM1814 }, | |
ea1f3339 RF |
884 | { .compatible = "wlf,wm1831", .data = (void *)WM1831 }, |
885 | { .compatible = "cirrus,cs47l24", .data = (void *)CS47L24 }, | |
d781009c MB |
886 | {}, |
887 | }; | |
888 | EXPORT_SYMBOL_GPL(arizona_of_match); | |
889 | #else | |
890 | static inline int arizona_of_get_core_pdata(struct arizona *arizona) | |
891 | { | |
892 | return 0; | |
893 | } | |
894 | #endif | |
895 | ||
5ac98553 | 896 | static const struct mfd_cell early_devs[] = { |
3cc72986 MB |
897 | { .name = "arizona-ldo1" }, |
898 | }; | |
899 | ||
3762aede | 900 | static const char * const wm5102_supplies[] = { |
5fc6c396 | 901 | "MICVDD", |
32dadef2 CK |
902 | "DBVDD2", |
903 | "DBVDD3", | |
904 | "CPVDD", | |
905 | "SPKVDDL", | |
906 | "SPKVDDR", | |
907 | }; | |
908 | ||
5ac98553 | 909 | static const struct mfd_cell wm5102_devs[] = { |
d7768111 | 910 | { .name = "arizona-micsupp" }, |
5fc6c396 CK |
911 | { |
912 | .name = "arizona-extcon", | |
913 | .parent_supplies = wm5102_supplies, | |
914 | .num_parent_supplies = 1, /* We only need MICVDD */ | |
915 | }, | |
3cc72986 | 916 | { .name = "arizona-gpio" }, |
503b1cac | 917 | { .name = "arizona-haptics" }, |
3cc72986 | 918 | { .name = "arizona-pwm" }, |
32dadef2 CK |
919 | { |
920 | .name = "wm5102-codec", | |
921 | .parent_supplies = wm5102_supplies, | |
922 | .num_parent_supplies = ARRAY_SIZE(wm5102_supplies), | |
923 | }, | |
3cc72986 MB |
924 | }; |
925 | ||
5ac98553 | 926 | static const struct mfd_cell wm5110_devs[] = { |
d7768111 | 927 | { .name = "arizona-micsupp" }, |
5fc6c396 CK |
928 | { |
929 | .name = "arizona-extcon", | |
930 | .parent_supplies = wm5102_supplies, | |
931 | .num_parent_supplies = 1, /* We only need MICVDD */ | |
932 | }, | |
e102befe | 933 | { .name = "arizona-gpio" }, |
503b1cac | 934 | { .name = "arizona-haptics" }, |
e102befe | 935 | { .name = "arizona-pwm" }, |
32dadef2 CK |
936 | { |
937 | .name = "wm5110-codec", | |
938 | .parent_supplies = wm5102_supplies, | |
939 | .num_parent_supplies = ARRAY_SIZE(wm5102_supplies), | |
940 | }, | |
941 | }; | |
942 | ||
ea1f3339 RF |
943 | static const char * const cs47l24_supplies[] = { |
944 | "MICVDD", | |
945 | "CPVDD", | |
946 | "SPKVDD", | |
947 | }; | |
948 | ||
949 | static const struct mfd_cell cs47l24_devs[] = { | |
950 | { .name = "arizona-gpio" }, | |
951 | { .name = "arizona-haptics" }, | |
952 | { .name = "arizona-pwm" }, | |
953 | { | |
954 | .name = "cs47l24-codec", | |
955 | .parent_supplies = cs47l24_supplies, | |
956 | .num_parent_supplies = ARRAY_SIZE(cs47l24_supplies), | |
957 | }, | |
958 | }; | |
959 | ||
3762aede | 960 | static const char * const wm8997_supplies[] = { |
996c2d4f | 961 | "MICVDD", |
32dadef2 CK |
962 | "DBVDD2", |
963 | "CPVDD", | |
964 | "SPKVDD", | |
e102befe MB |
965 | }; |
966 | ||
5ac98553 | 967 | static const struct mfd_cell wm8997_devs[] = { |
dc7d4863 | 968 | { .name = "arizona-micsupp" }, |
5fc6c396 CK |
969 | { |
970 | .name = "arizona-extcon", | |
971 | .parent_supplies = wm8997_supplies, | |
972 | .num_parent_supplies = 1, /* We only need MICVDD */ | |
973 | }, | |
dc7d4863 CK |
974 | { .name = "arizona-gpio" }, |
975 | { .name = "arizona-haptics" }, | |
976 | { .name = "arizona-pwm" }, | |
32dadef2 CK |
977 | { |
978 | .name = "wm8997-codec", | |
979 | .parent_supplies = wm8997_supplies, | |
980 | .num_parent_supplies = ARRAY_SIZE(wm8997_supplies), | |
981 | }, | |
dc7d4863 CK |
982 | }; |
983 | ||
6887b042 RF |
984 | static const struct mfd_cell wm8998_devs[] = { |
985 | { | |
986 | .name = "arizona-extcon", | |
987 | .parent_supplies = wm5102_supplies, | |
988 | .num_parent_supplies = 1, /* We only need MICVDD */ | |
989 | }, | |
990 | { .name = "arizona-gpio" }, | |
991 | { .name = "arizona-haptics" }, | |
992 | { .name = "arizona-pwm" }, | |
993 | { | |
994 | .name = "wm8998-codec", | |
995 | .parent_supplies = wm5102_supplies, | |
996 | .num_parent_supplies = ARRAY_SIZE(wm5102_supplies), | |
997 | }, | |
998 | { .name = "arizona-micsupp" }, | |
999 | }; | |
1000 | ||
f791be49 | 1001 | int arizona_dev_init(struct arizona *arizona) |
3cc72986 MB |
1002 | { |
1003 | struct device *dev = arizona->dev; | |
ea1f3339 | 1004 | const char *type_name = NULL; |
6887b042 | 1005 | unsigned int reg, val, mask; |
62d62b59 | 1006 | int (*apply_patch)(struct arizona *) = NULL; |
ae05ea36 RF |
1007 | const struct mfd_cell *subdevs = NULL; |
1008 | int n_subdevs, ret, i; | |
3cc72986 MB |
1009 | |
1010 | dev_set_drvdata(arizona->dev, arizona); | |
1011 | mutex_init(&arizona->clk_lock); | |
1012 | ||
1013 | if (dev_get_platdata(arizona->dev)) | |
1014 | memcpy(&arizona->pdata, dev_get_platdata(arizona->dev), | |
1015 | sizeof(arizona->pdata)); | |
22d7dc8a LJ |
1016 | else |
1017 | arizona_of_get_core_pdata(arizona); | |
3cc72986 MB |
1018 | |
1019 | regcache_cache_only(arizona->regmap, true); | |
1020 | ||
1021 | switch (arizona->type) { | |
1022 | case WM5102: | |
e102befe | 1023 | case WM5110: |
e5d4ef0d | 1024 | case WM8280: |
dc7d4863 | 1025 | case WM8997: |
6887b042 RF |
1026 | case WM8998: |
1027 | case WM1814: | |
ea1f3339 RF |
1028 | case WM1831: |
1029 | case CS47L24: | |
3cc72986 MB |
1030 | for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++) |
1031 | arizona->core_supplies[i].supply | |
1032 | = wm5102_core_supplies[i]; | |
1033 | arizona->num_core_supplies = ARRAY_SIZE(wm5102_core_supplies); | |
1034 | break; | |
1035 | default: | |
1036 | dev_err(arizona->dev, "Unknown device type %d\n", | |
1037 | arizona->type); | |
1038 | return -EINVAL; | |
1039 | } | |
1040 | ||
4a8c475f CK |
1041 | /* Mark DCVDD as external, LDO1 driver will clear if internal */ |
1042 | arizona->external_dcvdd = true; | |
1043 | ||
ea1f3339 RF |
1044 | switch (arizona->type) { |
1045 | case WM1831: | |
1046 | case CS47L24: | |
1047 | break; /* No LDO1 regulator */ | |
1048 | default: | |
1049 | ret = mfd_add_devices(arizona->dev, -1, early_devs, | |
1050 | ARRAY_SIZE(early_devs), NULL, 0, NULL); | |
1051 | if (ret != 0) { | |
1052 | dev_err(dev, "Failed to add early children: %d\n", ret); | |
1053 | return ret; | |
1054 | } | |
1055 | break; | |
3cc72986 MB |
1056 | } |
1057 | ||
1058 | ret = devm_regulator_bulk_get(dev, arizona->num_core_supplies, | |
1059 | arizona->core_supplies); | |
1060 | if (ret != 0) { | |
1061 | dev_err(dev, "Failed to request core supplies: %d\n", | |
1062 | ret); | |
1063 | goto err_early; | |
1064 | } | |
1065 | ||
0c2d0ffb CK |
1066 | /** |
1067 | * Don't use devres here because the only device we have to get | |
1068 | * against is the MFD device and DCVDD will likely be supplied by | |
1069 | * one of its children. Meaning that the regulator will be | |
1070 | * destroyed by the time devres calls regulator put. | |
1071 | */ | |
e6021511 | 1072 | arizona->dcvdd = regulator_get(arizona->dev, "DCVDD"); |
59db9691 MB |
1073 | if (IS_ERR(arizona->dcvdd)) { |
1074 | ret = PTR_ERR(arizona->dcvdd); | |
1075 | dev_err(dev, "Failed to request DCVDD: %d\n", ret); | |
1076 | goto err_early; | |
1077 | } | |
1078 | ||
87d3af4a MB |
1079 | if (arizona->pdata.reset) { |
1080 | /* Start out with /RESET low to put the chip into reset */ | |
5f056bf0 CK |
1081 | ret = devm_gpio_request_one(arizona->dev, arizona->pdata.reset, |
1082 | GPIOF_DIR_OUT | GPIOF_INIT_LOW, | |
1083 | "arizona /RESET"); | |
87d3af4a MB |
1084 | if (ret != 0) { |
1085 | dev_err(dev, "Failed to request /RESET: %d\n", ret); | |
e6021511 | 1086 | goto err_dcvdd; |
87d3af4a MB |
1087 | } |
1088 | } | |
1089 | ||
3cc72986 MB |
1090 | ret = regulator_bulk_enable(arizona->num_core_supplies, |
1091 | arizona->core_supplies); | |
1092 | if (ret != 0) { | |
1093 | dev_err(dev, "Failed to enable core supplies: %d\n", | |
1094 | ret); | |
e6021511 | 1095 | goto err_dcvdd; |
3cc72986 MB |
1096 | } |
1097 | ||
59db9691 MB |
1098 | ret = regulator_enable(arizona->dcvdd); |
1099 | if (ret != 0) { | |
1100 | dev_err(dev, "Failed to enable DCVDD: %d\n", ret); | |
1101 | goto err_enable; | |
1102 | } | |
1103 | ||
2229875d | 1104 | arizona_disable_reset(arizona); |
3cc72986 | 1105 | |
3cc72986 MB |
1106 | regcache_cache_only(arizona->regmap, false); |
1107 | ||
ca76ceb8 | 1108 | /* Verify that this is a chip we know about */ |
3cc72986 MB |
1109 | ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, ®); |
1110 | if (ret != 0) { | |
1111 | dev_err(dev, "Failed to read ID register: %d\n", ret); | |
59db9691 | 1112 | goto err_reset; |
3cc72986 MB |
1113 | } |
1114 | ||
3cc72986 MB |
1115 | switch (reg) { |
1116 | case 0x5102: | |
e102befe | 1117 | case 0x5110: |
6887b042 | 1118 | case 0x6349: |
ea1f3339 | 1119 | case 0x6363: |
dc7d4863 | 1120 | case 0x8997: |
e102befe | 1121 | break; |
3cc72986 | 1122 | default: |
ca76ceb8 | 1123 | dev_err(arizona->dev, "Unknown device ID: %x\n", reg); |
59db9691 | 1124 | goto err_reset; |
3cc72986 MB |
1125 | } |
1126 | ||
3cc72986 MB |
1127 | /* If we have a /RESET GPIO we'll already be reset */ |
1128 | if (!arizona->pdata.reset) { | |
1129 | ret = regmap_write(arizona->regmap, ARIZONA_SOFTWARE_RESET, 0); | |
1130 | if (ret != 0) { | |
1131 | dev_err(dev, "Failed to reset device: %d\n", ret); | |
59db9691 | 1132 | goto err_reset; |
3cc72986 | 1133 | } |
46b9d13a | 1134 | |
b79a980f | 1135 | usleep_range(1000, 5000); |
3cc72986 MB |
1136 | } |
1137 | ||
ca76ceb8 | 1138 | /* Ensure device startup is complete */ |
d955cba8 CK |
1139 | switch (arizona->type) { |
1140 | case WM5102: | |
48018943 MB |
1141 | ret = regmap_read(arizona->regmap, |
1142 | ARIZONA_WRITE_SEQUENCER_CTRL_3, &val); | |
1c1c6bba | 1143 | if (ret) { |
d955cba8 CK |
1144 | dev_err(dev, |
1145 | "Failed to check write sequencer state: %d\n", | |
1146 | ret); | |
1c1c6bba CK |
1147 | } else if (val & 0x01) { |
1148 | ret = wm5102_clear_write_sequencer(arizona); | |
1149 | if (ret) | |
1150 | return ret; | |
d955cba8 CK |
1151 | } |
1152 | break; | |
1c1c6bba CK |
1153 | default: |
1154 | break; | |
1155 | } | |
1156 | ||
1157 | ret = arizona_wait_for_boot(arizona); | |
1158 | if (ret) { | |
1159 | dev_err(arizona->dev, "Device failed initial boot: %d\n", ret); | |
1160 | goto err_reset; | |
af65a361 | 1161 | } |
3cc72986 | 1162 | |
ca76ceb8 MB |
1163 | /* Read the device ID information & do device specific stuff */ |
1164 | ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, ®); | |
1165 | if (ret != 0) { | |
1166 | dev_err(dev, "Failed to read ID register: %d\n", ret); | |
1167 | goto err_reset; | |
1168 | } | |
1169 | ||
1170 | ret = regmap_read(arizona->regmap, ARIZONA_DEVICE_REVISION, | |
1171 | &arizona->rev); | |
1172 | if (ret != 0) { | |
1173 | dev_err(dev, "Failed to read revision register: %d\n", ret); | |
1174 | goto err_reset; | |
1175 | } | |
1176 | arizona->rev &= ARIZONA_DEVICE_REVISION_MASK; | |
1177 | ||
1178 | switch (reg) { | |
ca76ceb8 | 1179 | case 0x5102: |
b61c1ec0 RF |
1180 | if (IS_ENABLED(CONFIG_MFD_WM5102)) { |
1181 | type_name = "WM5102"; | |
1182 | if (arizona->type != WM5102) { | |
1183 | dev_warn(arizona->dev, | |
1184 | "WM5102 registered as %d\n", | |
1185 | arizona->type); | |
1186 | arizona->type = WM5102; | |
1187 | } | |
1188 | ||
1189 | apply_patch = wm5102_patch; | |
1190 | arizona->rev &= 0x7; | |
1191 | subdevs = wm5102_devs; | |
1192 | n_subdevs = ARRAY_SIZE(wm5102_devs); | |
ca76ceb8 | 1193 | } |
ca76ceb8 | 1194 | break; |
ca76ceb8 | 1195 | case 0x5110: |
b61c1ec0 RF |
1196 | if (IS_ENABLED(CONFIG_MFD_WM5110)) { |
1197 | switch (arizona->type) { | |
1198 | case WM5110: | |
1199 | type_name = "WM5110"; | |
1200 | break; | |
1201 | case WM8280: | |
1202 | type_name = "WM8280"; | |
1203 | break; | |
1204 | default: | |
1205 | type_name = "WM5110"; | |
1206 | dev_warn(arizona->dev, | |
1207 | "WM5110 registered as %d\n", | |
1208 | arizona->type); | |
1209 | arizona->type = WM5110; | |
1210 | break; | |
1211 | } | |
1212 | ||
1213 | apply_patch = wm5110_patch; | |
1214 | subdevs = wm5110_devs; | |
1215 | n_subdevs = ARRAY_SIZE(wm5110_devs); | |
ca76ceb8 | 1216 | } |
ca76ceb8 | 1217 | break; |
ea1f3339 RF |
1218 | case 0x6363: |
1219 | if (IS_ENABLED(CONFIG_MFD_CS47L24)) { | |
1220 | switch (arizona->type) { | |
1221 | case CS47L24: | |
1222 | type_name = "CS47L24"; | |
1223 | break; | |
1224 | ||
1225 | case WM1831: | |
1226 | type_name = "WM1831"; | |
1227 | break; | |
1228 | ||
1229 | default: | |
1230 | dev_warn(arizona->dev, | |
1231 | "CS47L24 registered as %d\n", | |
1232 | arizona->type); | |
1233 | arizona->type = CS47L24; | |
1234 | break; | |
1235 | } | |
1236 | ||
1237 | apply_patch = cs47l24_patch; | |
1238 | subdevs = cs47l24_devs; | |
1239 | n_subdevs = ARRAY_SIZE(cs47l24_devs); | |
1240 | } | |
1241 | break; | |
dc7d4863 | 1242 | case 0x8997: |
b61c1ec0 RF |
1243 | if (IS_ENABLED(CONFIG_MFD_WM8997)) { |
1244 | type_name = "WM8997"; | |
1245 | if (arizona->type != WM8997) { | |
1246 | dev_warn(arizona->dev, | |
1247 | "WM8997 registered as %d\n", | |
1248 | arizona->type); | |
1249 | arizona->type = WM8997; | |
1250 | } | |
1251 | ||
1252 | apply_patch = wm8997_patch; | |
1253 | subdevs = wm8997_devs; | |
1254 | n_subdevs = ARRAY_SIZE(wm8997_devs); | |
dc7d4863 | 1255 | } |
dc7d4863 | 1256 | break; |
6887b042 | 1257 | case 0x6349: |
b61c1ec0 RF |
1258 | if (IS_ENABLED(CONFIG_MFD_WM8998)) { |
1259 | switch (arizona->type) { | |
1260 | case WM8998: | |
1261 | type_name = "WM8998"; | |
1262 | break; | |
1263 | ||
1264 | case WM1814: | |
1265 | type_name = "WM1814"; | |
1266 | break; | |
1267 | ||
1268 | default: | |
1269 | type_name = "WM8998"; | |
1270 | dev_warn(arizona->dev, | |
1271 | "WM8998 registered as %d\n", | |
1272 | arizona->type); | |
1273 | arizona->type = WM8998; | |
1274 | } | |
6887b042 | 1275 | |
b61c1ec0 RF |
1276 | apply_patch = wm8998_patch; |
1277 | subdevs = wm8998_devs; | |
1278 | n_subdevs = ARRAY_SIZE(wm8998_devs); | |
6887b042 | 1279 | } |
6887b042 | 1280 | break; |
ca76ceb8 MB |
1281 | default: |
1282 | dev_err(arizona->dev, "Unknown device ID %x\n", reg); | |
1283 | goto err_reset; | |
1284 | } | |
1285 | ||
b61c1ec0 RF |
1286 | if (!subdevs) { |
1287 | dev_err(arizona->dev, | |
1288 | "No kernel support for device ID %x\n", reg); | |
1289 | goto err_reset; | |
1290 | } | |
1291 | ||
ca76ceb8 MB |
1292 | dev_info(dev, "%s revision %c\n", type_name, arizona->rev + 'A'); |
1293 | ||
62d62b59 MB |
1294 | if (apply_patch) { |
1295 | ret = apply_patch(arizona); | |
1296 | if (ret != 0) { | |
1297 | dev_err(arizona->dev, "Failed to apply patch: %d\n", | |
1298 | ret); | |
1299 | goto err_reset; | |
1300 | } | |
e80436bb CK |
1301 | |
1302 | switch (arizona->type) { | |
1303 | case WM5102: | |
0be068a0 CK |
1304 | ret = wm5102_apply_hardware_patch(arizona); |
1305 | if (ret) { | |
e80436bb CK |
1306 | dev_err(arizona->dev, |
1307 | "Failed to apply hardware patch: %d\n", | |
1308 | ret); | |
1309 | goto err_reset; | |
1310 | } | |
1311 | break; | |
882bc468 CK |
1312 | case WM5110: |
1313 | case WM8280: | |
1314 | ret = wm5110_apply_sleep_patch(arizona); | |
1315 | if (ret) { | |
1316 | dev_err(arizona->dev, | |
1317 | "Failed to apply sleep patch: %d\n", | |
1318 | ret); | |
1319 | goto err_reset; | |
1320 | } | |
1321 | break; | |
e80436bb CK |
1322 | default: |
1323 | break; | |
1324 | } | |
62d62b59 MB |
1325 | } |
1326 | ||
3cc72986 MB |
1327 | for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) { |
1328 | if (!arizona->pdata.gpio_defaults[i]) | |
1329 | continue; | |
1330 | ||
1331 | regmap_write(arizona->regmap, ARIZONA_GPIO1_CTRL + i, | |
1332 | arizona->pdata.gpio_defaults[i]); | |
1333 | } | |
1334 | ||
3cc72986 MB |
1335 | /* Chip default */ |
1336 | if (!arizona->pdata.clk32k_src) | |
1337 | arizona->pdata.clk32k_src = ARIZONA_32KZ_MCLK2; | |
1338 | ||
1339 | switch (arizona->pdata.clk32k_src) { | |
1340 | case ARIZONA_32KZ_MCLK1: | |
1341 | case ARIZONA_32KZ_MCLK2: | |
1342 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, | |
1343 | ARIZONA_CLK_32K_SRC_MASK, | |
1344 | arizona->pdata.clk32k_src - 1); | |
767c6dc0 | 1345 | arizona_clk32k_enable(arizona); |
3cc72986 MB |
1346 | break; |
1347 | case ARIZONA_32KZ_NONE: | |
1348 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, | |
1349 | ARIZONA_CLK_32K_SRC_MASK, 2); | |
1350 | break; | |
1351 | default: | |
1352 | dev_err(arizona->dev, "Invalid 32kHz clock source: %d\n", | |
1353 | arizona->pdata.clk32k_src); | |
1354 | ret = -EINVAL; | |
59db9691 | 1355 | goto err_reset; |
3cc72986 MB |
1356 | } |
1357 | ||
3d91f828 | 1358 | for (i = 0; i < ARIZONA_MAX_MICBIAS; i++) { |
544c7aad MB |
1359 | if (!arizona->pdata.micbias[i].mV && |
1360 | !arizona->pdata.micbias[i].bypass) | |
3d91f828 MB |
1361 | continue; |
1362 | ||
544c7aad MB |
1363 | /* Apply default for bypass mode */ |
1364 | if (!arizona->pdata.micbias[i].mV) | |
1365 | arizona->pdata.micbias[i].mV = 2800; | |
1366 | ||
3d91f828 | 1367 | val = (arizona->pdata.micbias[i].mV - 1500) / 100; |
544c7aad | 1368 | |
3d91f828 MB |
1369 | val <<= ARIZONA_MICB1_LVL_SHIFT; |
1370 | ||
1371 | if (arizona->pdata.micbias[i].ext_cap) | |
1372 | val |= ARIZONA_MICB1_EXT_CAP; | |
1373 | ||
1374 | if (arizona->pdata.micbias[i].discharge) | |
1375 | val |= ARIZONA_MICB1_DISCH; | |
1376 | ||
f773fc6d | 1377 | if (arizona->pdata.micbias[i].soft_start) |
3d91f828 MB |
1378 | val |= ARIZONA_MICB1_RATE; |
1379 | ||
544c7aad MB |
1380 | if (arizona->pdata.micbias[i].bypass) |
1381 | val |= ARIZONA_MICB1_BYPASS; | |
1382 | ||
3d91f828 MB |
1383 | regmap_update_bits(arizona->regmap, |
1384 | ARIZONA_MIC_BIAS_CTRL_1 + i, | |
1385 | ARIZONA_MICB1_LVL_MASK | | |
71d134b9 | 1386 | ARIZONA_MICB1_EXT_CAP | |
3d91f828 | 1387 | ARIZONA_MICB1_DISCH | |
544c7aad | 1388 | ARIZONA_MICB1_BYPASS | |
3d91f828 MB |
1389 | ARIZONA_MICB1_RATE, val); |
1390 | } | |
1391 | ||
3cc72986 MB |
1392 | for (i = 0; i < ARIZONA_MAX_INPUT; i++) { |
1393 | /* Default for both is 0 so noop with defaults */ | |
1394 | val = arizona->pdata.dmic_ref[i] | |
1395 | << ARIZONA_IN1_DMIC_SUP_SHIFT; | |
fc027d13 RF |
1396 | if (arizona->pdata.inmode[i] & ARIZONA_INMODE_DMIC) |
1397 | val |= 1 << ARIZONA_IN1_MODE_SHIFT; | |
6887b042 RF |
1398 | |
1399 | switch (arizona->type) { | |
1400 | case WM8998: | |
1401 | case WM1814: | |
1402 | regmap_update_bits(arizona->regmap, | |
1403 | ARIZONA_ADC_DIGITAL_VOLUME_1L + (i * 8), | |
1404 | ARIZONA_IN1L_SRC_SE_MASK, | |
1405 | (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE) | |
1406 | << ARIZONA_IN1L_SRC_SE_SHIFT); | |
1407 | ||
1408 | regmap_update_bits(arizona->regmap, | |
1409 | ARIZONA_ADC_DIGITAL_VOLUME_1R + (i * 8), | |
1410 | ARIZONA_IN1R_SRC_SE_MASK, | |
1411 | (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE) | |
1412 | << ARIZONA_IN1R_SRC_SE_SHIFT); | |
1413 | ||
1414 | mask = ARIZONA_IN1_DMIC_SUP_MASK | | |
1415 | ARIZONA_IN1_MODE_MASK; | |
1416 | break; | |
1417 | default: | |
1418 | if (arizona->pdata.inmode[i] & ARIZONA_INMODE_SE) | |
1419 | val |= 1 << ARIZONA_IN1_SINGLE_ENDED_SHIFT; | |
1420 | ||
1421 | mask = ARIZONA_IN1_DMIC_SUP_MASK | | |
1422 | ARIZONA_IN1_MODE_MASK | | |
1423 | ARIZONA_IN1_SINGLE_ENDED_MASK; | |
1424 | break; | |
1425 | } | |
3cc72986 MB |
1426 | |
1427 | regmap_update_bits(arizona->regmap, | |
1428 | ARIZONA_IN1L_CONTROL + (i * 8), | |
6887b042 | 1429 | mask, val); |
3cc72986 MB |
1430 | } |
1431 | ||
1432 | for (i = 0; i < ARIZONA_MAX_OUTPUT; i++) { | |
1433 | /* Default is 0 so noop with defaults */ | |
1434 | if (arizona->pdata.out_mono[i]) | |
1435 | val = ARIZONA_OUT1_MONO; | |
1436 | else | |
1437 | val = 0; | |
1438 | ||
1439 | regmap_update_bits(arizona->regmap, | |
1440 | ARIZONA_OUTPUT_PATH_CONFIG_1L + (i * 8), | |
1441 | ARIZONA_OUT1_MONO, val); | |
1442 | } | |
1443 | ||
3cc72986 MB |
1444 | for (i = 0; i < ARIZONA_MAX_PDM_SPK; i++) { |
1445 | if (arizona->pdata.spk_mute[i]) | |
1446 | regmap_update_bits(arizona->regmap, | |
2a51da04 | 1447 | ARIZONA_PDM_SPK1_CTRL_1 + (i * 2), |
3cc72986 MB |
1448 | ARIZONA_SPK1_MUTE_ENDIAN_MASK | |
1449 | ARIZONA_SPK1_MUTE_SEQ1_MASK, | |
1450 | arizona->pdata.spk_mute[i]); | |
1451 | ||
1452 | if (arizona->pdata.spk_fmt[i]) | |
1453 | regmap_update_bits(arizona->regmap, | |
2a51da04 | 1454 | ARIZONA_PDM_SPK1_CTRL_2 + (i * 2), |
3cc72986 MB |
1455 | ARIZONA_SPK1_FMT_MASK, |
1456 | arizona->pdata.spk_fmt[i]); | |
1457 | } | |
1458 | ||
72e43164 CK |
1459 | pm_runtime_set_active(arizona->dev); |
1460 | pm_runtime_enable(arizona->dev); | |
1461 | ||
3cc72986 MB |
1462 | /* Set up for interrupts */ |
1463 | ret = arizona_irq_init(arizona); | |
1464 | if (ret != 0) | |
59db9691 | 1465 | goto err_reset; |
3cc72986 | 1466 | |
72e43164 CK |
1467 | pm_runtime_set_autosuspend_delay(arizona->dev, 100); |
1468 | pm_runtime_use_autosuspend(arizona->dev); | |
1469 | ||
3cc72986 MB |
1470 | arizona_request_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, "CLKGEN error", |
1471 | arizona_clkgen_err, arizona); | |
1472 | arizona_request_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, "Overclocked", | |
1473 | arizona_overclocked, arizona); | |
1474 | arizona_request_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, "Underclocked", | |
1475 | arizona_underclocked, arizona); | |
1476 | ||
ae05ea36 RF |
1477 | ret = mfd_add_devices(arizona->dev, PLATFORM_DEVID_NONE, |
1478 | subdevs, n_subdevs, NULL, 0, NULL); | |
3cc72986 | 1479 | |
ae05ea36 | 1480 | if (ret) { |
3cc72986 MB |
1481 | dev_err(arizona->dev, "Failed to add subdevices: %d\n", ret); |
1482 | goto err_irq; | |
1483 | } | |
1484 | ||
1485 | return 0; | |
1486 | ||
1487 | err_irq: | |
1488 | arizona_irq_exit(arizona); | |
3cc72986 | 1489 | err_reset: |
2229875d | 1490 | arizona_enable_reset(arizona); |
59db9691 | 1491 | regulator_disable(arizona->dcvdd); |
3cc72986 | 1492 | err_enable: |
3a36a0db | 1493 | regulator_bulk_disable(arizona->num_core_supplies, |
3cc72986 | 1494 | arizona->core_supplies); |
e6021511 CK |
1495 | err_dcvdd: |
1496 | regulator_put(arizona->dcvdd); | |
3cc72986 MB |
1497 | err_early: |
1498 | mfd_remove_devices(dev); | |
1499 | return ret; | |
1500 | } | |
1501 | EXPORT_SYMBOL_GPL(arizona_dev_init); | |
1502 | ||
4740f73f | 1503 | int arizona_dev_exit(struct arizona *arizona) |
3cc72986 | 1504 | { |
b804020a CK |
1505 | pm_runtime_disable(arizona->dev); |
1506 | ||
df6b3352 | 1507 | regulator_disable(arizona->dcvdd); |
e6021511 | 1508 | regulator_put(arizona->dcvdd); |
df6b3352 | 1509 | |
3cc72986 MB |
1510 | mfd_remove_devices(arizona->dev); |
1511 | arizona_free_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, arizona); | |
1512 | arizona_free_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, arizona); | |
1513 | arizona_free_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, arizona); | |
3cc72986 | 1514 | arizona_irq_exit(arizona); |
2229875d | 1515 | arizona_enable_reset(arizona); |
df6b3352 | 1516 | |
4420286e | 1517 | regulator_bulk_disable(arizona->num_core_supplies, |
1d017b6b | 1518 | arizona->core_supplies); |
3cc72986 MB |
1519 | return 0; |
1520 | } | |
1521 | EXPORT_SYMBOL_GPL(arizona_dev_exit); |