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> | |
19 | #include <linux/pm_runtime.h> | |
20 | #include <linux/regmap.h> | |
21 | #include <linux/regulator/consumer.h> | |
22 | #include <linux/slab.h> | |
23 | ||
24 | #include <linux/mfd/arizona/core.h> | |
25 | #include <linux/mfd/arizona/registers.h> | |
26 | ||
27 | #include "arizona.h" | |
28 | ||
29 | static const char *wm5102_core_supplies[] = { | |
30 | "AVDD", | |
31 | "DBVDD1", | |
3cc72986 MB |
32 | }; |
33 | ||
34 | int arizona_clk32k_enable(struct arizona *arizona) | |
35 | { | |
36 | int ret = 0; | |
37 | ||
38 | mutex_lock(&arizona->clk_lock); | |
39 | ||
40 | arizona->clk32k_ref++; | |
41 | ||
42 | if (arizona->clk32k_ref == 1) | |
43 | ret = regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, | |
44 | ARIZONA_CLK_32K_ENA, | |
45 | ARIZONA_CLK_32K_ENA); | |
46 | ||
47 | if (ret != 0) | |
48 | arizona->clk32k_ref--; | |
49 | ||
50 | mutex_unlock(&arizona->clk_lock); | |
51 | ||
52 | return ret; | |
53 | } | |
54 | EXPORT_SYMBOL_GPL(arizona_clk32k_enable); | |
55 | ||
56 | int arizona_clk32k_disable(struct arizona *arizona) | |
57 | { | |
58 | int ret = 0; | |
59 | ||
60 | mutex_lock(&arizona->clk_lock); | |
61 | ||
62 | BUG_ON(arizona->clk32k_ref <= 0); | |
63 | ||
64 | arizona->clk32k_ref--; | |
65 | ||
66 | if (arizona->clk32k_ref == 0) | |
67 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, | |
68 | ARIZONA_CLK_32K_ENA, 0); | |
69 | ||
70 | mutex_unlock(&arizona->clk_lock); | |
71 | ||
72 | return ret; | |
73 | } | |
74 | EXPORT_SYMBOL_GPL(arizona_clk32k_disable); | |
75 | ||
76 | static irqreturn_t arizona_clkgen_err(int irq, void *data) | |
77 | { | |
78 | struct arizona *arizona = data; | |
79 | ||
80 | dev_err(arizona->dev, "CLKGEN error\n"); | |
81 | ||
82 | return IRQ_HANDLED; | |
83 | } | |
84 | ||
85 | static irqreturn_t arizona_underclocked(int irq, void *data) | |
86 | { | |
87 | struct arizona *arizona = data; | |
88 | unsigned int val; | |
89 | int ret; | |
90 | ||
91 | ret = regmap_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_8, | |
92 | &val); | |
93 | if (ret != 0) { | |
94 | dev_err(arizona->dev, "Failed to read underclock status: %d\n", | |
95 | ret); | |
96 | return IRQ_NONE; | |
97 | } | |
98 | ||
3cc72986 MB |
99 | if (val & ARIZONA_AIF3_UNDERCLOCKED_STS) |
100 | dev_err(arizona->dev, "AIF3 underclocked\n"); | |
101 | if (val & ARIZONA_AIF2_UNDERCLOCKED_STS) | |
3ebef34d CK |
102 | dev_err(arizona->dev, "AIF2 underclocked\n"); |
103 | if (val & ARIZONA_AIF1_UNDERCLOCKED_STS) | |
3cc72986 MB |
104 | dev_err(arizona->dev, "AIF1 underclocked\n"); |
105 | if (val & ARIZONA_ISRC2_UNDERCLOCKED_STS) | |
106 | dev_err(arizona->dev, "ISRC2 underclocked\n"); | |
107 | if (val & ARIZONA_ISRC1_UNDERCLOCKED_STS) | |
108 | dev_err(arizona->dev, "ISRC1 underclocked\n"); | |
109 | if (val & ARIZONA_FX_UNDERCLOCKED_STS) | |
110 | dev_err(arizona->dev, "FX underclocked\n"); | |
111 | if (val & ARIZONA_ASRC_UNDERCLOCKED_STS) | |
112 | dev_err(arizona->dev, "ASRC underclocked\n"); | |
113 | if (val & ARIZONA_DAC_UNDERCLOCKED_STS) | |
114 | dev_err(arizona->dev, "DAC underclocked\n"); | |
115 | if (val & ARIZONA_ADC_UNDERCLOCKED_STS) | |
116 | dev_err(arizona->dev, "ADC underclocked\n"); | |
117 | if (val & ARIZONA_MIXER_UNDERCLOCKED_STS) | |
648a9880 | 118 | dev_err(arizona->dev, "Mixer dropped sample\n"); |
3cc72986 MB |
119 | |
120 | return IRQ_HANDLED; | |
121 | } | |
122 | ||
123 | static irqreturn_t arizona_overclocked(int irq, void *data) | |
124 | { | |
125 | struct arizona *arizona = data; | |
126 | unsigned int val[2]; | |
127 | int ret; | |
128 | ||
129 | ret = regmap_bulk_read(arizona->regmap, ARIZONA_INTERRUPT_RAW_STATUS_6, | |
130 | &val[0], 2); | |
131 | if (ret != 0) { | |
132 | dev_err(arizona->dev, "Failed to read overclock status: %d\n", | |
133 | ret); | |
134 | return IRQ_NONE; | |
135 | } | |
136 | ||
137 | if (val[0] & ARIZONA_PWM_OVERCLOCKED_STS) | |
138 | dev_err(arizona->dev, "PWM overclocked\n"); | |
139 | if (val[0] & ARIZONA_FX_CORE_OVERCLOCKED_STS) | |
140 | dev_err(arizona->dev, "FX core overclocked\n"); | |
141 | if (val[0] & ARIZONA_DAC_SYS_OVERCLOCKED_STS) | |
142 | dev_err(arizona->dev, "DAC SYS overclocked\n"); | |
143 | if (val[0] & ARIZONA_DAC_WARP_OVERCLOCKED_STS) | |
144 | dev_err(arizona->dev, "DAC WARP overclocked\n"); | |
145 | if (val[0] & ARIZONA_ADC_OVERCLOCKED_STS) | |
146 | dev_err(arizona->dev, "ADC overclocked\n"); | |
147 | if (val[0] & ARIZONA_MIXER_OVERCLOCKED_STS) | |
148 | dev_err(arizona->dev, "Mixer overclocked\n"); | |
149 | if (val[0] & ARIZONA_AIF3_SYNC_OVERCLOCKED_STS) | |
150 | dev_err(arizona->dev, "AIF3 overclocked\n"); | |
151 | if (val[0] & ARIZONA_AIF2_SYNC_OVERCLOCKED_STS) | |
152 | dev_err(arizona->dev, "AIF2 overclocked\n"); | |
153 | if (val[0] & ARIZONA_AIF1_SYNC_OVERCLOCKED_STS) | |
154 | dev_err(arizona->dev, "AIF1 overclocked\n"); | |
155 | if (val[0] & ARIZONA_PAD_CTRL_OVERCLOCKED_STS) | |
156 | dev_err(arizona->dev, "Pad control overclocked\n"); | |
157 | ||
158 | if (val[1] & ARIZONA_SLIMBUS_SUBSYS_OVERCLOCKED_STS) | |
159 | dev_err(arizona->dev, "Slimbus subsystem overclocked\n"); | |
160 | if (val[1] & ARIZONA_SLIMBUS_ASYNC_OVERCLOCKED_STS) | |
161 | dev_err(arizona->dev, "Slimbus async overclocked\n"); | |
162 | if (val[1] & ARIZONA_SLIMBUS_SYNC_OVERCLOCKED_STS) | |
163 | dev_err(arizona->dev, "Slimbus sync overclocked\n"); | |
164 | if (val[1] & ARIZONA_ASRC_ASYNC_SYS_OVERCLOCKED_STS) | |
165 | dev_err(arizona->dev, "ASRC async system overclocked\n"); | |
166 | if (val[1] & ARIZONA_ASRC_ASYNC_WARP_OVERCLOCKED_STS) | |
167 | dev_err(arizona->dev, "ASRC async WARP overclocked\n"); | |
168 | if (val[1] & ARIZONA_ASRC_SYNC_SYS_OVERCLOCKED_STS) | |
169 | dev_err(arizona->dev, "ASRC sync system overclocked\n"); | |
170 | if (val[1] & ARIZONA_ASRC_SYNC_WARP_OVERCLOCKED_STS) | |
171 | dev_err(arizona->dev, "ASRC sync WARP overclocked\n"); | |
172 | if (val[1] & ARIZONA_ADSP2_1_OVERCLOCKED_STS) | |
173 | dev_err(arizona->dev, "DSP1 overclocked\n"); | |
174 | if (val[1] & ARIZONA_ISRC2_OVERCLOCKED_STS) | |
175 | dev_err(arizona->dev, "ISRC2 overclocked\n"); | |
176 | if (val[1] & ARIZONA_ISRC1_OVERCLOCKED_STS) | |
177 | dev_err(arizona->dev, "ISRC1 overclocked\n"); | |
178 | ||
179 | return IRQ_HANDLED; | |
180 | } | |
181 | ||
182 | static int arizona_wait_for_boot(struct arizona *arizona) | |
183 | { | |
184 | unsigned int reg; | |
185 | int ret, i; | |
186 | ||
187 | /* | |
188 | * We can't use an interrupt as we need to runtime resume to do so, | |
189 | * we won't race with the interrupt handler as it'll be blocked on | |
190 | * runtime resume. | |
191 | */ | |
192 | for (i = 0; i < 5; i++) { | |
193 | msleep(1); | |
194 | ||
195 | ret = regmap_read(arizona->regmap, | |
196 | ARIZONA_INTERRUPT_RAW_STATUS_5, ®); | |
197 | if (ret != 0) { | |
198 | dev_err(arizona->dev, "Failed to read boot state: %d\n", | |
199 | ret); | |
cfe775ce | 200 | continue; |
3cc72986 MB |
201 | } |
202 | ||
203 | if (reg & ARIZONA_BOOT_DONE_STS) | |
204 | break; | |
205 | } | |
206 | ||
207 | if (reg & ARIZONA_BOOT_DONE_STS) { | |
208 | regmap_write(arizona->regmap, ARIZONA_INTERRUPT_STATUS_5, | |
209 | ARIZONA_BOOT_DONE_STS); | |
210 | } else { | |
211 | dev_err(arizona->dev, "Device boot timed out: %x\n", reg); | |
212 | return -ETIMEDOUT; | |
213 | } | |
214 | ||
215 | pm_runtime_mark_last_busy(arizona->dev); | |
216 | ||
217 | return 0; | |
218 | } | |
219 | ||
220 | #ifdef CONFIG_PM_RUNTIME | |
221 | static int arizona_runtime_resume(struct device *dev) | |
222 | { | |
223 | struct arizona *arizona = dev_get_drvdata(dev); | |
224 | int ret; | |
225 | ||
508c8299 MB |
226 | dev_dbg(arizona->dev, "Leaving AoD mode\n"); |
227 | ||
59db9691 MB |
228 | ret = regulator_enable(arizona->dcvdd); |
229 | if (ret != 0) { | |
230 | dev_err(arizona->dev, "Failed to enable DCVDD: %d\n", ret); | |
231 | return ret; | |
232 | } | |
3cc72986 MB |
233 | |
234 | regcache_cache_only(arizona->regmap, false); | |
235 | ||
236 | ret = arizona_wait_for_boot(arizona); | |
5879f571 MB |
237 | if (ret != 0) { |
238 | regulator_disable(arizona->dcvdd); | |
3cc72986 | 239 | return ret; |
5879f571 | 240 | } |
3cc72986 | 241 | |
9270bdf5 MB |
242 | ret = regcache_sync(arizona->regmap); |
243 | if (ret != 0) { | |
244 | dev_err(arizona->dev, "Failed to restore register cache\n"); | |
245 | regulator_disable(arizona->dcvdd); | |
246 | return ret; | |
247 | } | |
3cc72986 MB |
248 | |
249 | return 0; | |
250 | } | |
251 | ||
252 | static int arizona_runtime_suspend(struct device *dev) | |
253 | { | |
254 | struct arizona *arizona = dev_get_drvdata(dev); | |
255 | ||
508c8299 MB |
256 | dev_dbg(arizona->dev, "Entering AoD mode\n"); |
257 | ||
59db9691 MB |
258 | regulator_disable(arizona->dcvdd); |
259 | regcache_cache_only(arizona->regmap, true); | |
260 | regcache_mark_dirty(arizona->regmap); | |
3cc72986 MB |
261 | |
262 | return 0; | |
263 | } | |
264 | #endif | |
265 | ||
dc781d0e MB |
266 | #ifdef CONFIG_PM_SLEEP |
267 | static int arizona_resume_noirq(struct device *dev) | |
268 | { | |
269 | struct arizona *arizona = dev_get_drvdata(dev); | |
270 | ||
271 | dev_dbg(arizona->dev, "Early resume, disabling IRQ\n"); | |
272 | disable_irq(arizona->irq); | |
273 | ||
274 | return 0; | |
275 | } | |
276 | ||
277 | static int arizona_resume(struct device *dev) | |
278 | { | |
279 | struct arizona *arizona = dev_get_drvdata(dev); | |
280 | ||
281 | dev_dbg(arizona->dev, "Late resume, reenabling IRQ\n"); | |
282 | enable_irq(arizona->irq); | |
283 | ||
284 | return 0; | |
285 | } | |
286 | #endif | |
287 | ||
3cc72986 MB |
288 | const struct dev_pm_ops arizona_pm_ops = { |
289 | SET_RUNTIME_PM_OPS(arizona_runtime_suspend, | |
290 | arizona_runtime_resume, | |
291 | NULL) | |
dc781d0e MB |
292 | SET_SYSTEM_SLEEP_PM_OPS(NULL, arizona_resume) |
293 | #ifdef CONFIG_PM_SLEEP | |
294 | .resume_noirq = arizona_resume_noirq, | |
295 | #endif | |
3cc72986 MB |
296 | }; |
297 | EXPORT_SYMBOL_GPL(arizona_pm_ops); | |
298 | ||
299 | static struct mfd_cell early_devs[] = { | |
300 | { .name = "arizona-ldo1" }, | |
301 | }; | |
302 | ||
303 | static struct mfd_cell wm5102_devs[] = { | |
d7768111 | 304 | { .name = "arizona-micsupp" }, |
3cc72986 MB |
305 | { .name = "arizona-extcon" }, |
306 | { .name = "arizona-gpio" }, | |
503b1cac | 307 | { .name = "arizona-haptics" }, |
3cc72986 MB |
308 | { .name = "arizona-pwm" }, |
309 | { .name = "wm5102-codec" }, | |
310 | }; | |
311 | ||
e102befe | 312 | static struct mfd_cell wm5110_devs[] = { |
d7768111 | 313 | { .name = "arizona-micsupp" }, |
e102befe MB |
314 | { .name = "arizona-extcon" }, |
315 | { .name = "arizona-gpio" }, | |
503b1cac | 316 | { .name = "arizona-haptics" }, |
e102befe MB |
317 | { .name = "arizona-pwm" }, |
318 | { .name = "wm5110-codec" }, | |
319 | }; | |
320 | ||
f791be49 | 321 | int arizona_dev_init(struct arizona *arizona) |
3cc72986 MB |
322 | { |
323 | struct device *dev = arizona->dev; | |
324 | const char *type_name; | |
325 | unsigned int reg, val; | |
62d62b59 | 326 | int (*apply_patch)(struct arizona *) = NULL; |
3cc72986 MB |
327 | int ret, i; |
328 | ||
329 | dev_set_drvdata(arizona->dev, arizona); | |
330 | mutex_init(&arizona->clk_lock); | |
331 | ||
332 | if (dev_get_platdata(arizona->dev)) | |
333 | memcpy(&arizona->pdata, dev_get_platdata(arizona->dev), | |
334 | sizeof(arizona->pdata)); | |
335 | ||
336 | regcache_cache_only(arizona->regmap, true); | |
337 | ||
338 | switch (arizona->type) { | |
339 | case WM5102: | |
e102befe | 340 | case WM5110: |
3cc72986 MB |
341 | for (i = 0; i < ARRAY_SIZE(wm5102_core_supplies); i++) |
342 | arizona->core_supplies[i].supply | |
343 | = wm5102_core_supplies[i]; | |
344 | arizona->num_core_supplies = ARRAY_SIZE(wm5102_core_supplies); | |
345 | break; | |
346 | default: | |
347 | dev_err(arizona->dev, "Unknown device type %d\n", | |
348 | arizona->type); | |
349 | return -EINVAL; | |
350 | } | |
351 | ||
352 | ret = mfd_add_devices(arizona->dev, -1, early_devs, | |
0848c94f | 353 | ARRAY_SIZE(early_devs), NULL, 0, NULL); |
3cc72986 MB |
354 | if (ret != 0) { |
355 | dev_err(dev, "Failed to add early children: %d\n", ret); | |
356 | return ret; | |
357 | } | |
358 | ||
359 | ret = devm_regulator_bulk_get(dev, arizona->num_core_supplies, | |
360 | arizona->core_supplies); | |
361 | if (ret != 0) { | |
362 | dev_err(dev, "Failed to request core supplies: %d\n", | |
363 | ret); | |
364 | goto err_early; | |
365 | } | |
366 | ||
59db9691 MB |
367 | arizona->dcvdd = devm_regulator_get(arizona->dev, "DCVDD"); |
368 | if (IS_ERR(arizona->dcvdd)) { | |
369 | ret = PTR_ERR(arizona->dcvdd); | |
370 | dev_err(dev, "Failed to request DCVDD: %d\n", ret); | |
371 | goto err_early; | |
372 | } | |
373 | ||
3cc72986 MB |
374 | ret = regulator_bulk_enable(arizona->num_core_supplies, |
375 | arizona->core_supplies); | |
376 | if (ret != 0) { | |
377 | dev_err(dev, "Failed to enable core supplies: %d\n", | |
378 | ret); | |
379 | goto err_early; | |
380 | } | |
381 | ||
59db9691 MB |
382 | ret = regulator_enable(arizona->dcvdd); |
383 | if (ret != 0) { | |
384 | dev_err(dev, "Failed to enable DCVDD: %d\n", ret); | |
385 | goto err_enable; | |
386 | } | |
387 | ||
3cc72986 MB |
388 | if (arizona->pdata.reset) { |
389 | /* Start out with /RESET low to put the chip into reset */ | |
390 | ret = gpio_request_one(arizona->pdata.reset, | |
391 | GPIOF_DIR_OUT | GPIOF_INIT_LOW, | |
392 | "arizona /RESET"); | |
393 | if (ret != 0) { | |
394 | dev_err(dev, "Failed to request /RESET: %d\n", ret); | |
59db9691 | 395 | goto err_dcvdd; |
3cc72986 MB |
396 | } |
397 | ||
398 | gpio_set_value_cansleep(arizona->pdata.reset, 1); | |
399 | } | |
400 | ||
3cc72986 MB |
401 | regcache_cache_only(arizona->regmap, false); |
402 | ||
403 | ret = regmap_read(arizona->regmap, ARIZONA_SOFTWARE_RESET, ®); | |
404 | if (ret != 0) { | |
405 | dev_err(dev, "Failed to read ID register: %d\n", ret); | |
59db9691 | 406 | goto err_reset; |
3cc72986 MB |
407 | } |
408 | ||
409 | ret = regmap_read(arizona->regmap, ARIZONA_DEVICE_REVISION, | |
410 | &arizona->rev); | |
411 | if (ret != 0) { | |
412 | dev_err(dev, "Failed to read revision register: %d\n", ret); | |
59db9691 | 413 | goto err_reset; |
3cc72986 MB |
414 | } |
415 | arizona->rev &= ARIZONA_DEVICE_REVISION_MASK; | |
416 | ||
417 | switch (reg) { | |
863df8d5 | 418 | #ifdef CONFIG_MFD_WM5102 |
3cc72986 MB |
419 | case 0x5102: |
420 | type_name = "WM5102"; | |
421 | if (arizona->type != WM5102) { | |
422 | dev_err(arizona->dev, "WM5102 registered as %d\n", | |
423 | arizona->type); | |
424 | arizona->type = WM5102; | |
425 | } | |
62d62b59 | 426 | apply_patch = wm5102_patch; |
3cc72986 | 427 | break; |
e102befe MB |
428 | #endif |
429 | #ifdef CONFIG_MFD_WM5110 | |
430 | case 0x5110: | |
431 | type_name = "WM5110"; | |
432 | if (arizona->type != WM5110) { | |
433 | dev_err(arizona->dev, "WM5110 registered as %d\n", | |
434 | arizona->type); | |
435 | arizona->type = WM5110; | |
436 | } | |
62d62b59 | 437 | apply_patch = wm5110_patch; |
e102befe | 438 | break; |
863df8d5 | 439 | #endif |
3cc72986 MB |
440 | default: |
441 | dev_err(arizona->dev, "Unknown device ID %x\n", reg); | |
59db9691 | 442 | goto err_reset; |
3cc72986 MB |
443 | } |
444 | ||
445 | dev_info(dev, "%s revision %c\n", type_name, arizona->rev + 'A'); | |
446 | ||
3cc72986 MB |
447 | /* If we have a /RESET GPIO we'll already be reset */ |
448 | if (!arizona->pdata.reset) { | |
46b9d13a CK |
449 | regcache_mark_dirty(arizona->regmap); |
450 | ||
3cc72986 MB |
451 | ret = regmap_write(arizona->regmap, ARIZONA_SOFTWARE_RESET, 0); |
452 | if (ret != 0) { | |
453 | dev_err(dev, "Failed to reset device: %d\n", ret); | |
59db9691 | 454 | goto err_reset; |
3cc72986 | 455 | } |
46b9d13a CK |
456 | |
457 | ret = regcache_sync(arizona->regmap); | |
458 | if (ret != 0) { | |
459 | dev_err(dev, "Failed to sync device: %d\n", ret); | |
460 | goto err_reset; | |
461 | } | |
3cc72986 MB |
462 | } |
463 | ||
af65a361 MB |
464 | ret = arizona_wait_for_boot(arizona); |
465 | if (ret != 0) { | |
466 | dev_err(arizona->dev, "Device failed initial boot: %d\n", ret); | |
467 | goto err_reset; | |
468 | } | |
3cc72986 | 469 | |
62d62b59 MB |
470 | if (apply_patch) { |
471 | ret = apply_patch(arizona); | |
472 | if (ret != 0) { | |
473 | dev_err(arizona->dev, "Failed to apply patch: %d\n", | |
474 | ret); | |
475 | goto err_reset; | |
476 | } | |
477 | } | |
478 | ||
3cc72986 MB |
479 | for (i = 0; i < ARRAY_SIZE(arizona->pdata.gpio_defaults); i++) { |
480 | if (!arizona->pdata.gpio_defaults[i]) | |
481 | continue; | |
482 | ||
483 | regmap_write(arizona->regmap, ARIZONA_GPIO1_CTRL + i, | |
484 | arizona->pdata.gpio_defaults[i]); | |
485 | } | |
486 | ||
487 | pm_runtime_set_autosuspend_delay(arizona->dev, 100); | |
488 | pm_runtime_use_autosuspend(arizona->dev); | |
489 | pm_runtime_enable(arizona->dev); | |
490 | ||
491 | /* Chip default */ | |
492 | if (!arizona->pdata.clk32k_src) | |
493 | arizona->pdata.clk32k_src = ARIZONA_32KZ_MCLK2; | |
494 | ||
495 | switch (arizona->pdata.clk32k_src) { | |
496 | case ARIZONA_32KZ_MCLK1: | |
497 | case ARIZONA_32KZ_MCLK2: | |
498 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, | |
499 | ARIZONA_CLK_32K_SRC_MASK, | |
500 | arizona->pdata.clk32k_src - 1); | |
501 | break; | |
502 | case ARIZONA_32KZ_NONE: | |
503 | regmap_update_bits(arizona->regmap, ARIZONA_CLOCK_32K_1, | |
504 | ARIZONA_CLK_32K_SRC_MASK, 2); | |
505 | break; | |
506 | default: | |
507 | dev_err(arizona->dev, "Invalid 32kHz clock source: %d\n", | |
508 | arizona->pdata.clk32k_src); | |
509 | ret = -EINVAL; | |
59db9691 | 510 | goto err_reset; |
3cc72986 MB |
511 | } |
512 | ||
3d91f828 MB |
513 | for (i = 0; i < ARIZONA_MAX_MICBIAS; i++) { |
514 | if (!arizona->pdata.micbias[i].mV) | |
515 | continue; | |
516 | ||
517 | val = (arizona->pdata.micbias[i].mV - 1500) / 100; | |
518 | val <<= ARIZONA_MICB1_LVL_SHIFT; | |
519 | ||
520 | if (arizona->pdata.micbias[i].ext_cap) | |
521 | val |= ARIZONA_MICB1_EXT_CAP; | |
522 | ||
523 | if (arizona->pdata.micbias[i].discharge) | |
524 | val |= ARIZONA_MICB1_DISCH; | |
525 | ||
526 | if (arizona->pdata.micbias[i].fast_start) | |
527 | val |= ARIZONA_MICB1_RATE; | |
528 | ||
529 | regmap_update_bits(arizona->regmap, | |
530 | ARIZONA_MIC_BIAS_CTRL_1 + i, | |
531 | ARIZONA_MICB1_LVL_MASK | | |
532 | ARIZONA_MICB1_DISCH | | |
533 | ARIZONA_MICB1_RATE, val); | |
534 | } | |
535 | ||
3cc72986 MB |
536 | for (i = 0; i < ARIZONA_MAX_INPUT; i++) { |
537 | /* Default for both is 0 so noop with defaults */ | |
538 | val = arizona->pdata.dmic_ref[i] | |
539 | << ARIZONA_IN1_DMIC_SUP_SHIFT; | |
540 | val |= arizona->pdata.inmode[i] << ARIZONA_IN1_MODE_SHIFT; | |
541 | ||
542 | regmap_update_bits(arizona->regmap, | |
543 | ARIZONA_IN1L_CONTROL + (i * 8), | |
544 | ARIZONA_IN1_DMIC_SUP_MASK | | |
545 | ARIZONA_IN1_MODE_MASK, val); | |
546 | } | |
547 | ||
548 | for (i = 0; i < ARIZONA_MAX_OUTPUT; i++) { | |
549 | /* Default is 0 so noop with defaults */ | |
550 | if (arizona->pdata.out_mono[i]) | |
551 | val = ARIZONA_OUT1_MONO; | |
552 | else | |
553 | val = 0; | |
554 | ||
555 | regmap_update_bits(arizona->regmap, | |
556 | ARIZONA_OUTPUT_PATH_CONFIG_1L + (i * 8), | |
557 | ARIZONA_OUT1_MONO, val); | |
558 | } | |
559 | ||
3cc72986 MB |
560 | for (i = 0; i < ARIZONA_MAX_PDM_SPK; i++) { |
561 | if (arizona->pdata.spk_mute[i]) | |
562 | regmap_update_bits(arizona->regmap, | |
2a51da04 | 563 | ARIZONA_PDM_SPK1_CTRL_1 + (i * 2), |
3cc72986 MB |
564 | ARIZONA_SPK1_MUTE_ENDIAN_MASK | |
565 | ARIZONA_SPK1_MUTE_SEQ1_MASK, | |
566 | arizona->pdata.spk_mute[i]); | |
567 | ||
568 | if (arizona->pdata.spk_fmt[i]) | |
569 | regmap_update_bits(arizona->regmap, | |
2a51da04 | 570 | ARIZONA_PDM_SPK1_CTRL_2 + (i * 2), |
3cc72986 MB |
571 | ARIZONA_SPK1_FMT_MASK, |
572 | arizona->pdata.spk_fmt[i]); | |
573 | } | |
574 | ||
575 | /* Set up for interrupts */ | |
576 | ret = arizona_irq_init(arizona); | |
577 | if (ret != 0) | |
59db9691 | 578 | goto err_reset; |
3cc72986 MB |
579 | |
580 | arizona_request_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, "CLKGEN error", | |
581 | arizona_clkgen_err, arizona); | |
582 | arizona_request_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, "Overclocked", | |
583 | arizona_overclocked, arizona); | |
584 | arizona_request_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, "Underclocked", | |
585 | arizona_underclocked, arizona); | |
586 | ||
587 | switch (arizona->type) { | |
588 | case WM5102: | |
589 | ret = mfd_add_devices(arizona->dev, -1, wm5102_devs, | |
0848c94f | 590 | ARRAY_SIZE(wm5102_devs), NULL, 0, NULL); |
e102befe MB |
591 | break; |
592 | case WM5110: | |
593 | ret = mfd_add_devices(arizona->dev, -1, wm5110_devs, | |
78566afd | 594 | ARRAY_SIZE(wm5110_devs), NULL, 0, NULL); |
3cc72986 MB |
595 | break; |
596 | } | |
597 | ||
598 | if (ret != 0) { | |
599 | dev_err(arizona->dev, "Failed to add subdevices: %d\n", ret); | |
600 | goto err_irq; | |
601 | } | |
602 | ||
59db9691 MB |
603 | #ifdef CONFIG_PM_RUNTIME |
604 | regulator_disable(arizona->dcvdd); | |
605 | #endif | |
606 | ||
3cc72986 MB |
607 | return 0; |
608 | ||
609 | err_irq: | |
610 | arizona_irq_exit(arizona); | |
3cc72986 MB |
611 | err_reset: |
612 | if (arizona->pdata.reset) { | |
613 | gpio_set_value_cansleep(arizona->pdata.reset, 1); | |
614 | gpio_free(arizona->pdata.reset); | |
615 | } | |
59db9691 MB |
616 | err_dcvdd: |
617 | regulator_disable(arizona->dcvdd); | |
3cc72986 | 618 | err_enable: |
3a36a0db | 619 | regulator_bulk_disable(arizona->num_core_supplies, |
3cc72986 MB |
620 | arizona->core_supplies); |
621 | err_early: | |
622 | mfd_remove_devices(dev); | |
623 | return ret; | |
624 | } | |
625 | EXPORT_SYMBOL_GPL(arizona_dev_init); | |
626 | ||
4740f73f | 627 | int arizona_dev_exit(struct arizona *arizona) |
3cc72986 MB |
628 | { |
629 | mfd_remove_devices(arizona->dev); | |
630 | arizona_free_irq(arizona, ARIZONA_IRQ_UNDERCLOCKED, arizona); | |
631 | arizona_free_irq(arizona, ARIZONA_IRQ_OVERCLOCKED, arizona); | |
632 | arizona_free_irq(arizona, ARIZONA_IRQ_CLKGEN_ERR, arizona); | |
633 | pm_runtime_disable(arizona->dev); | |
634 | arizona_irq_exit(arizona); | |
635 | return 0; | |
636 | } | |
637 | EXPORT_SYMBOL_GPL(arizona_dev_exit); |