Commit | Line | Data |
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4101866c LPC |
1 | /* |
2 | * Common code for ADAU1X61 and ADAU1X81 codecs | |
3 | * | |
4 | * Copyright 2011-2014 Analog Devices Inc. | |
5 | * Author: Lars-Peter Clausen <lars@metafoo.de> | |
6 | * | |
7 | * Licensed under the GPL-2 or later. | |
8 | */ | |
9 | ||
10 | #include <linux/module.h> | |
11 | #include <linux/init.h> | |
12 | #include <linux/delay.h> | |
13 | #include <linux/slab.h> | |
14 | #include <sound/core.h> | |
15 | #include <sound/pcm.h> | |
16 | #include <sound/pcm_params.h> | |
17 | #include <sound/soc.h> | |
18 | #include <sound/tlv.h> | |
19 | #include <linux/gcd.h> | |
20 | #include <linux/i2c.h> | |
21 | #include <linux/spi/spi.h> | |
22 | #include <linux/regmap.h> | |
23 | ||
24 | #include "sigmadsp.h" | |
25 | #include "adau17x1.h" | |
26 | ||
27 | static const char * const adau17x1_capture_mixer_boost_text[] = { | |
28 | "Normal operation", "Boost Level 1", "Boost Level 2", "Boost Level 3", | |
29 | }; | |
30 | ||
31 | static SOC_ENUM_SINGLE_DECL(adau17x1_capture_boost_enum, | |
32 | ADAU17X1_REC_POWER_MGMT, 5, adau17x1_capture_mixer_boost_text); | |
33 | ||
34 | static const char * const adau17x1_mic_bias_mode_text[] = { | |
35 | "Normal operation", "High performance", | |
36 | }; | |
37 | ||
38 | static SOC_ENUM_SINGLE_DECL(adau17x1_mic_bias_mode_enum, | |
39 | ADAU17X1_MICBIAS, 3, adau17x1_mic_bias_mode_text); | |
40 | ||
41 | static const DECLARE_TLV_DB_MINMAX(adau17x1_digital_tlv, -9563, 0); | |
42 | ||
43 | static const struct snd_kcontrol_new adau17x1_controls[] = { | |
44 | SOC_DOUBLE_R_TLV("Digital Capture Volume", | |
45 | ADAU17X1_LEFT_INPUT_DIGITAL_VOL, | |
46 | ADAU17X1_RIGHT_INPUT_DIGITAL_VOL, | |
47 | 0, 0xff, 1, adau17x1_digital_tlv), | |
48 | SOC_DOUBLE_R_TLV("Digital Playback Volume", ADAU17X1_DAC_CONTROL1, | |
49 | ADAU17X1_DAC_CONTROL2, 0, 0xff, 1, adau17x1_digital_tlv), | |
50 | ||
51 | SOC_SINGLE("ADC High Pass Filter Switch", ADAU17X1_ADC_CONTROL, | |
52 | 5, 1, 0), | |
53 | SOC_SINGLE("Playback De-emphasis Switch", ADAU17X1_DAC_CONTROL0, | |
54 | 2, 1, 0), | |
55 | ||
56 | SOC_ENUM("Capture Boost", adau17x1_capture_boost_enum), | |
57 | ||
58 | SOC_ENUM("Mic Bias Mode", adau17x1_mic_bias_mode_enum), | |
59 | }; | |
60 | ||
61 | static int adau17x1_pll_event(struct snd_soc_dapm_widget *w, | |
62 | struct snd_kcontrol *kcontrol, int event) | |
63 | { | |
64 | struct adau *adau = snd_soc_codec_get_drvdata(w->codec); | |
65 | int ret; | |
66 | ||
67 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
68 | adau->pll_regs[5] = 1; | |
69 | } else { | |
70 | adau->pll_regs[5] = 0; | |
71 | /* Bypass the PLL when disabled, otherwise registers will become | |
72 | * inaccessible. */ | |
73 | regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL, | |
74 | ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL, 0); | |
75 | } | |
76 | ||
77 | /* The PLL register is 6 bytes long and can only be written at once. */ | |
78 | ret = regmap_raw_write(adau->regmap, ADAU17X1_PLL_CONTROL, | |
79 | adau->pll_regs, ARRAY_SIZE(adau->pll_regs)); | |
80 | ||
81 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
82 | mdelay(5); | |
83 | regmap_update_bits(adau->regmap, ADAU17X1_CLOCK_CONTROL, | |
84 | ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL, | |
85 | ADAU17X1_CLOCK_CONTROL_CORECLK_SRC_PLL); | |
86 | } | |
87 | ||
88 | return 0; | |
89 | } | |
90 | ||
91 | static const char * const adau17x1_mono_stereo_text[] = { | |
92 | "Stereo", | |
93 | "Mono Left Channel (L+R)", | |
94 | "Mono Right Channel (L+R)", | |
95 | "Mono (L+R)", | |
96 | }; | |
97 | ||
98 | static SOC_ENUM_SINGLE_DECL(adau17x1_dac_mode_enum, | |
99 | ADAU17X1_DAC_CONTROL0, 6, adau17x1_mono_stereo_text); | |
100 | ||
101 | static const struct snd_kcontrol_new adau17x1_dac_mode_mux = | |
102 | SOC_DAPM_ENUM("DAC Mono-Stereo-Mode", adau17x1_dac_mode_enum); | |
103 | ||
104 | static const struct snd_soc_dapm_widget adau17x1_dapm_widgets[] = { | |
105 | SND_SOC_DAPM_SUPPLY_S("PLL", 3, SND_SOC_NOPM, 0, 0, adau17x1_pll_event, | |
106 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), | |
107 | ||
108 | SND_SOC_DAPM_SUPPLY("AIFCLK", SND_SOC_NOPM, 0, 0, NULL, 0), | |
109 | ||
110 | SND_SOC_DAPM_SUPPLY("MICBIAS", ADAU17X1_MICBIAS, 0, 0, NULL, 0), | |
111 | ||
112 | SND_SOC_DAPM_SUPPLY("Left Playback Enable", ADAU17X1_PLAY_POWER_MGMT, | |
113 | 0, 0, NULL, 0), | |
114 | SND_SOC_DAPM_SUPPLY("Right Playback Enable", ADAU17X1_PLAY_POWER_MGMT, | |
115 | 1, 0, NULL, 0), | |
116 | ||
117 | SND_SOC_DAPM_MUX("Left DAC Mode Mux", SND_SOC_NOPM, 0, 0, | |
118 | &adau17x1_dac_mode_mux), | |
119 | SND_SOC_DAPM_MUX("Right DAC Mode Mux", SND_SOC_NOPM, 0, 0, | |
120 | &adau17x1_dac_mode_mux), | |
121 | ||
122 | SND_SOC_DAPM_ADC("Left Decimator", NULL, ADAU17X1_ADC_CONTROL, 0, 0), | |
123 | SND_SOC_DAPM_ADC("Right Decimator", NULL, ADAU17X1_ADC_CONTROL, 1, 0), | |
124 | SND_SOC_DAPM_DAC("Left DAC", NULL, ADAU17X1_DAC_CONTROL0, 0, 0), | |
125 | SND_SOC_DAPM_DAC("Right DAC", NULL, ADAU17X1_DAC_CONTROL0, 1, 0), | |
126 | }; | |
127 | ||
128 | static const struct snd_soc_dapm_route adau17x1_dapm_routes[] = { | |
129 | { "Left Decimator", NULL, "SYSCLK" }, | |
130 | { "Right Decimator", NULL, "SYSCLK" }, | |
131 | { "Left DAC", NULL, "SYSCLK" }, | |
132 | { "Right DAC", NULL, "SYSCLK" }, | |
133 | { "Capture", NULL, "SYSCLK" }, | |
134 | { "Playback", NULL, "SYSCLK" }, | |
135 | ||
136 | { "Left DAC", NULL, "Left DAC Mode Mux" }, | |
137 | { "Right DAC", NULL, "Right DAC Mode Mux" }, | |
138 | ||
139 | { "Capture", NULL, "AIFCLK" }, | |
140 | { "Playback", NULL, "AIFCLK" }, | |
141 | }; | |
142 | ||
143 | static const struct snd_soc_dapm_route adau17x1_dapm_pll_route = { | |
144 | "SYSCLK", NULL, "PLL", | |
145 | }; | |
146 | ||
147 | /* | |
148 | * The MUX register for the Capture and Playback MUXs selects either DSP as | |
149 | * source/destination or one of the TDM slots. The TDM slot is selected via | |
150 | * snd_soc_dai_set_tdm_slot(), so we only expose whether to go to the DSP or | |
151 | * directly to the DAI interface with this control. | |
152 | */ | |
153 | static int adau17x1_dsp_mux_enum_put(struct snd_kcontrol *kcontrol, | |
154 | struct snd_ctl_elem_value *ucontrol) | |
155 | { | |
156 | struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol); | |
157 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
158 | struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; | |
159 | struct snd_soc_dapm_update update; | |
160 | unsigned int stream = e->shift_l; | |
161 | unsigned int val, change; | |
162 | int reg; | |
163 | ||
164 | if (ucontrol->value.enumerated.item[0] >= e->items) | |
165 | return -EINVAL; | |
166 | ||
167 | switch (ucontrol->value.enumerated.item[0]) { | |
168 | case 0: | |
169 | val = 0; | |
170 | adau->dsp_bypass[stream] = false; | |
171 | break; | |
172 | default: | |
173 | val = (adau->tdm_slot[stream] * 2) + 1; | |
174 | adau->dsp_bypass[stream] = true; | |
175 | break; | |
176 | } | |
177 | ||
178 | if (stream == SNDRV_PCM_STREAM_PLAYBACK) | |
179 | reg = ADAU17X1_SERIAL_INPUT_ROUTE; | |
180 | else | |
181 | reg = ADAU17X1_SERIAL_OUTPUT_ROUTE; | |
182 | ||
183 | change = snd_soc_test_bits(codec, reg, 0xff, val); | |
184 | if (change) { | |
185 | update.kcontrol = kcontrol; | |
186 | update.mask = 0xff; | |
187 | update.reg = reg; | |
188 | update.val = val; | |
189 | ||
190 | snd_soc_dapm_mux_update_power(&codec->dapm, kcontrol, | |
191 | ucontrol->value.enumerated.item[0], e, &update); | |
192 | } | |
193 | ||
194 | return change; | |
195 | } | |
196 | ||
197 | static int adau17x1_dsp_mux_enum_get(struct snd_kcontrol *kcontrol, | |
198 | struct snd_ctl_elem_value *ucontrol) | |
199 | { | |
200 | struct snd_soc_codec *codec = snd_soc_dapm_kcontrol_codec(kcontrol); | |
201 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
202 | struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; | |
203 | unsigned int stream = e->shift_l; | |
204 | unsigned int reg, val; | |
205 | int ret; | |
206 | ||
207 | if (stream == SNDRV_PCM_STREAM_PLAYBACK) | |
208 | reg = ADAU17X1_SERIAL_INPUT_ROUTE; | |
209 | else | |
210 | reg = ADAU17X1_SERIAL_OUTPUT_ROUTE; | |
211 | ||
212 | ret = regmap_read(adau->regmap, reg, &val); | |
213 | if (ret) | |
214 | return ret; | |
215 | ||
216 | if (val != 0) | |
217 | val = 1; | |
218 | ucontrol->value.enumerated.item[0] = val; | |
219 | ||
220 | return 0; | |
221 | } | |
222 | ||
223 | #define DECLARE_ADAU17X1_DSP_MUX_CTRL(_name, _label, _stream, _text) \ | |
224 | const struct snd_kcontrol_new _name = \ | |
225 | SOC_DAPM_ENUM_EXT(_label, (const struct soc_enum)\ | |
226 | SOC_ENUM_SINGLE(SND_SOC_NOPM, _stream, \ | |
227 | ARRAY_SIZE(_text), _text), \ | |
228 | adau17x1_dsp_mux_enum_get, adau17x1_dsp_mux_enum_put) | |
229 | ||
230 | static const char * const adau17x1_dac_mux_text[] = { | |
231 | "DSP", | |
232 | "AIFIN", | |
233 | }; | |
234 | ||
235 | static const char * const adau17x1_capture_mux_text[] = { | |
236 | "DSP", | |
237 | "Decimator", | |
238 | }; | |
239 | ||
240 | static DECLARE_ADAU17X1_DSP_MUX_CTRL(adau17x1_dac_mux, "DAC Playback Mux", | |
241 | SNDRV_PCM_STREAM_PLAYBACK, adau17x1_dac_mux_text); | |
242 | ||
243 | static DECLARE_ADAU17X1_DSP_MUX_CTRL(adau17x1_capture_mux, "Capture Mux", | |
244 | SNDRV_PCM_STREAM_CAPTURE, adau17x1_capture_mux_text); | |
245 | ||
246 | static const struct snd_soc_dapm_widget adau17x1_dsp_dapm_widgets[] = { | |
247 | SND_SOC_DAPM_PGA("DSP", ADAU17X1_DSP_RUN, 0, 0, NULL, 0), | |
248 | SND_SOC_DAPM_SIGGEN("DSP Siggen"), | |
249 | ||
250 | SND_SOC_DAPM_MUX("DAC Playback Mux", SND_SOC_NOPM, 0, 0, | |
251 | &adau17x1_dac_mux), | |
252 | SND_SOC_DAPM_MUX("Capture Mux", SND_SOC_NOPM, 0, 0, | |
253 | &adau17x1_capture_mux), | |
254 | }; | |
255 | ||
256 | static const struct snd_soc_dapm_route adau17x1_dsp_dapm_routes[] = { | |
257 | { "DAC Playback Mux", "DSP", "DSP" }, | |
258 | { "DAC Playback Mux", "AIFIN", "Playback" }, | |
259 | ||
260 | { "Left DAC Mode Mux", "Stereo", "DAC Playback Mux" }, | |
261 | { "Left DAC Mode Mux", "Mono (L+R)", "DAC Playback Mux" }, | |
262 | { "Left DAC Mode Mux", "Mono Left Channel (L+R)", "DAC Playback Mux" }, | |
263 | { "Right DAC Mode Mux", "Stereo", "DAC Playback Mux" }, | |
264 | { "Right DAC Mode Mux", "Mono (L+R)", "DAC Playback Mux" }, | |
265 | { "Right DAC Mode Mux", "Mono Right Channel (L+R)", "DAC Playback Mux" }, | |
266 | ||
267 | { "Capture Mux", "DSP", "DSP" }, | |
268 | { "Capture Mux", "Decimator", "Left Decimator" }, | |
269 | { "Capture Mux", "Decimator", "Right Decimator" }, | |
270 | ||
271 | { "Capture", NULL, "Capture Mux" }, | |
272 | ||
273 | { "DSP", NULL, "DSP Siggen" }, | |
274 | ||
275 | { "DSP", NULL, "Left Decimator" }, | |
276 | { "DSP", NULL, "Right Decimator" }, | |
277 | }; | |
278 | ||
279 | static const struct snd_soc_dapm_route adau17x1_no_dsp_dapm_routes[] = { | |
280 | { "Left DAC Mode Mux", "Stereo", "Playback" }, | |
281 | { "Left DAC Mode Mux", "Mono (L+R)", "Playback" }, | |
282 | { "Left DAC Mode Mux", "Mono Left Channel (L+R)", "Playback" }, | |
283 | { "Right DAC Mode Mux", "Stereo", "Playback" }, | |
284 | { "Right DAC Mode Mux", "Mono (L+R)", "Playback" }, | |
285 | { "Right DAC Mode Mux", "Mono Right Channel (L+R)", "Playback" }, | |
286 | { "Capture", NULL, "Left Decimator" }, | |
287 | { "Capture", NULL, "Right Decimator" }, | |
288 | }; | |
289 | ||
290 | bool adau17x1_has_dsp(struct adau *adau) | |
291 | { | |
292 | switch (adau->type) { | |
293 | case ADAU1761: | |
294 | case ADAU1381: | |
295 | case ADAU1781: | |
296 | return true; | |
297 | default: | |
298 | return false; | |
299 | } | |
300 | } | |
301 | EXPORT_SYMBOL_GPL(adau17x1_has_dsp); | |
302 | ||
303 | static int adau17x1_hw_params(struct snd_pcm_substream *substream, | |
304 | struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) | |
305 | { | |
306 | struct snd_soc_codec *codec = dai->codec; | |
307 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
308 | unsigned int val, div, dsp_div; | |
309 | unsigned int freq; | |
310 | ||
311 | if (adau->clk_src == ADAU17X1_CLK_SRC_PLL) | |
312 | freq = adau->pll_freq; | |
313 | else | |
314 | freq = adau->sysclk; | |
315 | ||
316 | if (freq % params_rate(params) != 0) | |
317 | return -EINVAL; | |
318 | ||
319 | switch (freq / params_rate(params)) { | |
320 | case 1024: /* fs */ | |
321 | div = 0; | |
322 | dsp_div = 1; | |
323 | break; | |
324 | case 6144: /* fs / 6 */ | |
325 | div = 1; | |
326 | dsp_div = 6; | |
327 | break; | |
328 | case 4096: /* fs / 4 */ | |
329 | div = 2; | |
330 | dsp_div = 5; | |
331 | break; | |
332 | case 3072: /* fs / 3 */ | |
333 | div = 3; | |
334 | dsp_div = 4; | |
335 | break; | |
336 | case 2048: /* fs / 2 */ | |
337 | div = 4; | |
338 | dsp_div = 3; | |
339 | break; | |
340 | case 1536: /* fs / 1.5 */ | |
341 | div = 5; | |
342 | dsp_div = 2; | |
343 | break; | |
344 | case 512: /* fs / 0.5 */ | |
345 | div = 6; | |
346 | dsp_div = 0; | |
347 | break; | |
348 | default: | |
349 | return -EINVAL; | |
350 | } | |
351 | ||
352 | regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0, | |
353 | ADAU17X1_CONVERTER0_CONVSR_MASK, div); | |
354 | if (adau17x1_has_dsp(adau)) { | |
355 | regmap_write(adau->regmap, ADAU17X1_SERIAL_SAMPLING_RATE, div); | |
356 | regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, dsp_div); | |
357 | } | |
358 | ||
359 | if (adau->dai_fmt != SND_SOC_DAIFMT_RIGHT_J) | |
360 | return 0; | |
361 | ||
d2a9b1c1 MB |
362 | switch (params_width(params)) { |
363 | case 16: | |
4101866c LPC |
364 | val = ADAU17X1_SERIAL_PORT1_DELAY16; |
365 | break; | |
d2a9b1c1 | 366 | case 24: |
4101866c LPC |
367 | val = ADAU17X1_SERIAL_PORT1_DELAY8; |
368 | break; | |
d2a9b1c1 | 369 | case 32: |
4101866c LPC |
370 | val = ADAU17X1_SERIAL_PORT1_DELAY0; |
371 | break; | |
372 | default: | |
373 | return -EINVAL; | |
374 | } | |
375 | ||
376 | return regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT1, | |
377 | ADAU17X1_SERIAL_PORT1_DELAY_MASK, val); | |
378 | } | |
379 | ||
380 | static int adau17x1_set_dai_pll(struct snd_soc_dai *dai, int pll_id, | |
381 | int source, unsigned int freq_in, unsigned int freq_out) | |
382 | { | |
383 | struct snd_soc_codec *codec = dai->codec; | |
384 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
385 | unsigned int r, n, m, i, j; | |
386 | unsigned int div; | |
387 | int ret; | |
388 | ||
389 | if (freq_in < 8000000 || freq_in > 27000000) | |
390 | return -EINVAL; | |
391 | ||
392 | if (!freq_out) { | |
393 | r = 0; | |
394 | n = 0; | |
395 | m = 0; | |
396 | div = 0; | |
397 | } else { | |
398 | if (freq_out % freq_in != 0) { | |
399 | div = DIV_ROUND_UP(freq_in, 13500000); | |
400 | freq_in /= div; | |
401 | r = freq_out / freq_in; | |
402 | i = freq_out % freq_in; | |
403 | j = gcd(i, freq_in); | |
404 | n = i / j; | |
405 | m = freq_in / j; | |
406 | div--; | |
407 | } else { | |
408 | r = freq_out / freq_in; | |
409 | n = 0; | |
410 | m = 0; | |
411 | div = 0; | |
412 | } | |
413 | if (n > 0xffff || m > 0xffff || div > 3 || r > 8 || r < 2) | |
414 | return -EINVAL; | |
415 | } | |
416 | ||
417 | adau->pll_regs[0] = m >> 8; | |
418 | adau->pll_regs[1] = m & 0xff; | |
419 | adau->pll_regs[2] = n >> 8; | |
420 | adau->pll_regs[3] = n & 0xff; | |
421 | adau->pll_regs[4] = (r << 3) | (div << 1); | |
422 | if (m != 0) | |
423 | adau->pll_regs[4] |= 1; /* Fractional mode */ | |
424 | ||
425 | /* The PLL register is 6 bytes long and can only be written at once. */ | |
426 | ret = regmap_raw_write(adau->regmap, ADAU17X1_PLL_CONTROL, | |
427 | adau->pll_regs, ARRAY_SIZE(adau->pll_regs)); | |
428 | if (ret) | |
429 | return ret; | |
430 | ||
431 | adau->pll_freq = freq_out; | |
432 | ||
433 | return 0; | |
434 | } | |
435 | ||
436 | static int adau17x1_set_dai_sysclk(struct snd_soc_dai *dai, | |
437 | int clk_id, unsigned int freq, int dir) | |
438 | { | |
439 | struct adau *adau = snd_soc_codec_get_drvdata(dai->codec); | |
440 | struct snd_soc_dapm_context *dapm = &dai->codec->dapm; | |
441 | ||
442 | switch (clk_id) { | |
443 | case ADAU17X1_CLK_SRC_MCLK: | |
444 | case ADAU17X1_CLK_SRC_PLL: | |
445 | break; | |
446 | default: | |
447 | return -EINVAL; | |
448 | } | |
449 | ||
450 | adau->sysclk = freq; | |
451 | ||
452 | if (adau->clk_src != clk_id) { | |
453 | if (clk_id == ADAU17X1_CLK_SRC_PLL) { | |
454 | snd_soc_dapm_add_routes(dapm, | |
455 | &adau17x1_dapm_pll_route, 1); | |
456 | } else { | |
457 | snd_soc_dapm_del_routes(dapm, | |
458 | &adau17x1_dapm_pll_route, 1); | |
459 | } | |
460 | } | |
461 | ||
462 | adau->clk_src = clk_id; | |
463 | ||
464 | return 0; | |
465 | } | |
466 | ||
467 | static int adau17x1_set_dai_fmt(struct snd_soc_dai *dai, | |
468 | unsigned int fmt) | |
469 | { | |
470 | struct adau *adau = snd_soc_codec_get_drvdata(dai->codec); | |
471 | unsigned int ctrl0, ctrl1; | |
472 | int lrclk_pol; | |
473 | ||
474 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
475 | case SND_SOC_DAIFMT_CBM_CFM: | |
476 | ctrl0 = ADAU17X1_SERIAL_PORT0_MASTER; | |
477 | adau->master = true; | |
478 | break; | |
479 | case SND_SOC_DAIFMT_CBS_CFS: | |
480 | ctrl0 = 0; | |
481 | adau->master = false; | |
482 | break; | |
483 | default: | |
484 | return -EINVAL; | |
485 | } | |
486 | ||
487 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
488 | case SND_SOC_DAIFMT_I2S: | |
489 | lrclk_pol = 0; | |
490 | ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY1; | |
491 | break; | |
492 | case SND_SOC_DAIFMT_LEFT_J: | |
493 | case SND_SOC_DAIFMT_RIGHT_J: | |
494 | lrclk_pol = 1; | |
495 | ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY0; | |
496 | break; | |
497 | case SND_SOC_DAIFMT_DSP_A: | |
498 | lrclk_pol = 1; | |
499 | ctrl0 |= ADAU17X1_SERIAL_PORT0_PULSE_MODE; | |
500 | ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY1; | |
501 | break; | |
502 | case SND_SOC_DAIFMT_DSP_B: | |
503 | lrclk_pol = 1; | |
504 | ctrl0 |= ADAU17X1_SERIAL_PORT0_PULSE_MODE; | |
505 | ctrl1 = ADAU17X1_SERIAL_PORT1_DELAY0; | |
506 | break; | |
507 | default: | |
508 | return -EINVAL; | |
509 | } | |
510 | ||
511 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
512 | case SND_SOC_DAIFMT_NB_NF: | |
513 | break; | |
514 | case SND_SOC_DAIFMT_IB_NF: | |
515 | ctrl0 |= ADAU17X1_SERIAL_PORT0_BCLK_POL; | |
516 | break; | |
517 | case SND_SOC_DAIFMT_NB_IF: | |
518 | lrclk_pol = !lrclk_pol; | |
519 | break; | |
520 | case SND_SOC_DAIFMT_IB_IF: | |
521 | ctrl0 |= ADAU17X1_SERIAL_PORT0_BCLK_POL; | |
522 | lrclk_pol = !lrclk_pol; | |
523 | break; | |
524 | default: | |
525 | return -EINVAL; | |
526 | } | |
527 | ||
528 | if (lrclk_pol) | |
529 | ctrl0 |= ADAU17X1_SERIAL_PORT0_LRCLK_POL; | |
530 | ||
531 | regmap_write(adau->regmap, ADAU17X1_SERIAL_PORT0, ctrl0); | |
532 | regmap_write(adau->regmap, ADAU17X1_SERIAL_PORT1, ctrl1); | |
533 | ||
534 | adau->dai_fmt = fmt & SND_SOC_DAIFMT_FORMAT_MASK; | |
535 | ||
536 | return 0; | |
537 | } | |
538 | ||
539 | static int adau17x1_set_dai_tdm_slot(struct snd_soc_dai *dai, | |
540 | unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width) | |
541 | { | |
542 | struct adau *adau = snd_soc_codec_get_drvdata(dai->codec); | |
543 | unsigned int ser_ctrl0, ser_ctrl1; | |
544 | unsigned int conv_ctrl0, conv_ctrl1; | |
545 | ||
546 | /* I2S mode */ | |
547 | if (slots == 0) { | |
548 | slots = 2; | |
549 | rx_mask = 3; | |
550 | tx_mask = 3; | |
551 | slot_width = 32; | |
552 | } | |
553 | ||
554 | switch (slots) { | |
555 | case 2: | |
556 | ser_ctrl0 = ADAU17X1_SERIAL_PORT0_STEREO; | |
557 | break; | |
558 | case 4: | |
559 | ser_ctrl0 = ADAU17X1_SERIAL_PORT0_TDM4; | |
560 | break; | |
561 | case 8: | |
562 | if (adau->type == ADAU1361) | |
563 | return -EINVAL; | |
564 | ||
565 | ser_ctrl0 = ADAU17X1_SERIAL_PORT0_TDM8; | |
566 | break; | |
567 | default: | |
568 | return -EINVAL; | |
569 | } | |
570 | ||
571 | switch (slot_width * slots) { | |
572 | case 32: | |
573 | if (adau->type == ADAU1761) | |
574 | return -EINVAL; | |
575 | ||
576 | ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK32; | |
577 | break; | |
578 | case 64: | |
579 | ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK64; | |
580 | break; | |
581 | case 48: | |
582 | ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK48; | |
583 | break; | |
584 | case 128: | |
585 | ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK128; | |
586 | break; | |
587 | case 256: | |
588 | if (adau->type == ADAU1361) | |
589 | return -EINVAL; | |
590 | ||
591 | ser_ctrl1 = ADAU17X1_SERIAL_PORT1_BCLK256; | |
592 | break; | |
593 | default: | |
594 | return -EINVAL; | |
595 | } | |
596 | ||
597 | switch (rx_mask) { | |
598 | case 0x03: | |
599 | conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(1); | |
600 | adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 0; | |
601 | break; | |
602 | case 0x0c: | |
603 | conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(2); | |
604 | adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 1; | |
605 | break; | |
606 | case 0x30: | |
607 | conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(3); | |
608 | adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 2; | |
609 | break; | |
610 | case 0xc0: | |
611 | conv_ctrl1 = ADAU17X1_CONVERTER1_ADC_PAIR(4); | |
612 | adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] = 3; | |
613 | break; | |
614 | default: | |
615 | return -EINVAL; | |
616 | } | |
617 | ||
618 | switch (tx_mask) { | |
619 | case 0x03: | |
620 | conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(1); | |
621 | adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 0; | |
622 | break; | |
623 | case 0x0c: | |
624 | conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(2); | |
625 | adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 1; | |
626 | break; | |
627 | case 0x30: | |
628 | conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(3); | |
629 | adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 2; | |
630 | break; | |
631 | case 0xc0: | |
632 | conv_ctrl0 = ADAU17X1_CONVERTER0_DAC_PAIR(4); | |
633 | adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] = 3; | |
634 | break; | |
635 | default: | |
636 | return -EINVAL; | |
637 | } | |
638 | ||
639 | regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER0, | |
640 | ADAU17X1_CONVERTER0_DAC_PAIR_MASK, conv_ctrl0); | |
641 | regmap_update_bits(adau->regmap, ADAU17X1_CONVERTER1, | |
642 | ADAU17X1_CONVERTER1_ADC_PAIR_MASK, conv_ctrl1); | |
643 | regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT0, | |
644 | ADAU17X1_SERIAL_PORT0_TDM_MASK, ser_ctrl0); | |
645 | regmap_update_bits(adau->regmap, ADAU17X1_SERIAL_PORT1, | |
646 | ADAU17X1_SERIAL_PORT1_BCLK_MASK, ser_ctrl1); | |
647 | ||
648 | if (!adau17x1_has_dsp(adau)) | |
649 | return 0; | |
650 | ||
651 | if (adau->dsp_bypass[SNDRV_PCM_STREAM_PLAYBACK]) { | |
652 | regmap_write(adau->regmap, ADAU17X1_SERIAL_INPUT_ROUTE, | |
653 | (adau->tdm_slot[SNDRV_PCM_STREAM_PLAYBACK] * 2) + 1); | |
654 | } | |
655 | ||
656 | if (adau->dsp_bypass[SNDRV_PCM_STREAM_CAPTURE]) { | |
657 | regmap_write(adau->regmap, ADAU17X1_SERIAL_OUTPUT_ROUTE, | |
658 | (adau->tdm_slot[SNDRV_PCM_STREAM_CAPTURE] * 2) + 1); | |
659 | } | |
660 | ||
661 | return 0; | |
662 | } | |
663 | ||
664 | const struct snd_soc_dai_ops adau17x1_dai_ops = { | |
665 | .hw_params = adau17x1_hw_params, | |
666 | .set_sysclk = adau17x1_set_dai_sysclk, | |
667 | .set_fmt = adau17x1_set_dai_fmt, | |
668 | .set_pll = adau17x1_set_dai_pll, | |
669 | .set_tdm_slot = adau17x1_set_dai_tdm_slot, | |
670 | }; | |
671 | EXPORT_SYMBOL_GPL(adau17x1_dai_ops); | |
672 | ||
673 | int adau17x1_set_micbias_voltage(struct snd_soc_codec *codec, | |
674 | enum adau17x1_micbias_voltage micbias) | |
675 | { | |
676 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
677 | ||
678 | switch (micbias) { | |
679 | case ADAU17X1_MICBIAS_0_90_AVDD: | |
680 | case ADAU17X1_MICBIAS_0_65_AVDD: | |
681 | break; | |
682 | default: | |
683 | return -EINVAL; | |
684 | } | |
685 | ||
686 | return regmap_write(adau->regmap, ADAU17X1_MICBIAS, micbias << 2); | |
687 | } | |
688 | EXPORT_SYMBOL_GPL(adau17x1_set_micbias_voltage); | |
689 | ||
690 | bool adau17x1_readable_register(struct device *dev, unsigned int reg) | |
691 | { | |
692 | switch (reg) { | |
693 | case ADAU17X1_CLOCK_CONTROL: | |
694 | case ADAU17X1_PLL_CONTROL: | |
695 | case ADAU17X1_REC_POWER_MGMT: | |
696 | case ADAU17X1_MICBIAS: | |
697 | case ADAU17X1_SERIAL_PORT0: | |
698 | case ADAU17X1_SERIAL_PORT1: | |
699 | case ADAU17X1_CONVERTER0: | |
700 | case ADAU17X1_CONVERTER1: | |
701 | case ADAU17X1_LEFT_INPUT_DIGITAL_VOL: | |
702 | case ADAU17X1_RIGHT_INPUT_DIGITAL_VOL: | |
703 | case ADAU17X1_ADC_CONTROL: | |
704 | case ADAU17X1_PLAY_POWER_MGMT: | |
705 | case ADAU17X1_DAC_CONTROL0: | |
706 | case ADAU17X1_DAC_CONTROL1: | |
707 | case ADAU17X1_DAC_CONTROL2: | |
708 | case ADAU17X1_SERIAL_PORT_PAD: | |
709 | case ADAU17X1_CONTROL_PORT_PAD0: | |
710 | case ADAU17X1_CONTROL_PORT_PAD1: | |
711 | case ADAU17X1_DSP_SAMPLING_RATE: | |
712 | case ADAU17X1_SERIAL_INPUT_ROUTE: | |
713 | case ADAU17X1_SERIAL_OUTPUT_ROUTE: | |
714 | case ADAU17X1_DSP_ENABLE: | |
715 | case ADAU17X1_DSP_RUN: | |
716 | case ADAU17X1_SERIAL_SAMPLING_RATE: | |
717 | return true; | |
718 | default: | |
719 | break; | |
720 | } | |
721 | return false; | |
722 | } | |
723 | EXPORT_SYMBOL_GPL(adau17x1_readable_register); | |
724 | ||
725 | bool adau17x1_volatile_register(struct device *dev, unsigned int reg) | |
726 | { | |
727 | /* SigmaDSP parameter and program memory */ | |
728 | if (reg < 0x4000) | |
729 | return true; | |
730 | ||
731 | switch (reg) { | |
732 | /* The PLL register is 6 bytes long */ | |
733 | case ADAU17X1_PLL_CONTROL: | |
734 | case ADAU17X1_PLL_CONTROL + 1: | |
735 | case ADAU17X1_PLL_CONTROL + 2: | |
736 | case ADAU17X1_PLL_CONTROL + 3: | |
737 | case ADAU17X1_PLL_CONTROL + 4: | |
738 | case ADAU17X1_PLL_CONTROL + 5: | |
739 | return true; | |
740 | default: | |
741 | break; | |
742 | } | |
743 | ||
744 | return false; | |
745 | } | |
746 | EXPORT_SYMBOL_GPL(adau17x1_volatile_register); | |
747 | ||
748 | int adau17x1_load_firmware(struct adau *adau, struct device *dev, | |
749 | const char *firmware) | |
750 | { | |
751 | int ret; | |
752 | int dspsr; | |
753 | ||
754 | ret = regmap_read(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, &dspsr); | |
755 | if (ret) | |
756 | return ret; | |
757 | ||
758 | regmap_write(adau->regmap, ADAU17X1_DSP_ENABLE, 1); | |
759 | regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, 0xf); | |
760 | ||
761 | ret = process_sigma_firmware_regmap(dev, adau->regmap, firmware); | |
762 | if (ret) { | |
763 | regmap_write(adau->regmap, ADAU17X1_DSP_ENABLE, 0); | |
764 | return ret; | |
765 | } | |
766 | regmap_write(adau->regmap, ADAU17X1_DSP_SAMPLING_RATE, dspsr); | |
767 | ||
768 | return 0; | |
769 | } | |
770 | EXPORT_SYMBOL_GPL(adau17x1_load_firmware); | |
771 | ||
772 | int adau17x1_add_widgets(struct snd_soc_codec *codec) | |
773 | { | |
774 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
775 | int ret; | |
776 | ||
777 | ret = snd_soc_add_codec_controls(codec, adau17x1_controls, | |
778 | ARRAY_SIZE(adau17x1_controls)); | |
779 | if (ret) | |
780 | return ret; | |
781 | ret = snd_soc_dapm_new_controls(&codec->dapm, adau17x1_dapm_widgets, | |
782 | ARRAY_SIZE(adau17x1_dapm_widgets)); | |
783 | if (ret) | |
784 | return ret; | |
785 | ||
786 | if (adau17x1_has_dsp(adau)) { | |
787 | ret = snd_soc_dapm_new_controls(&codec->dapm, | |
788 | adau17x1_dsp_dapm_widgets, | |
789 | ARRAY_SIZE(adau17x1_dsp_dapm_widgets)); | |
790 | } | |
791 | return ret; | |
792 | } | |
793 | EXPORT_SYMBOL_GPL(adau17x1_add_widgets); | |
794 | ||
795 | int adau17x1_add_routes(struct snd_soc_codec *codec) | |
796 | { | |
797 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
798 | int ret; | |
799 | ||
800 | ret = snd_soc_dapm_add_routes(&codec->dapm, adau17x1_dapm_routes, | |
801 | ARRAY_SIZE(adau17x1_dapm_routes)); | |
802 | if (ret) | |
803 | return ret; | |
804 | ||
805 | if (adau17x1_has_dsp(adau)) { | |
806 | ret = snd_soc_dapm_add_routes(&codec->dapm, | |
807 | adau17x1_dsp_dapm_routes, | |
808 | ARRAY_SIZE(adau17x1_dsp_dapm_routes)); | |
809 | } else { | |
810 | ret = snd_soc_dapm_add_routes(&codec->dapm, | |
811 | adau17x1_no_dsp_dapm_routes, | |
812 | ARRAY_SIZE(adau17x1_no_dsp_dapm_routes)); | |
813 | } | |
814 | return ret; | |
815 | } | |
816 | EXPORT_SYMBOL_GPL(adau17x1_add_routes); | |
817 | ||
4101866c LPC |
818 | int adau17x1_resume(struct snd_soc_codec *codec) |
819 | { | |
820 | struct adau *adau = snd_soc_codec_get_drvdata(codec); | |
821 | ||
822 | if (adau->switch_mode) | |
823 | adau->switch_mode(codec->dev); | |
824 | ||
4101866c LPC |
825 | regcache_sync(adau->regmap); |
826 | ||
827 | return 0; | |
828 | } | |
829 | EXPORT_SYMBOL_GPL(adau17x1_resume); | |
830 | ||
831 | int adau17x1_probe(struct device *dev, struct regmap *regmap, | |
832 | enum adau17x1_type type, void (*switch_mode)(struct device *dev)) | |
833 | { | |
834 | struct adau *adau; | |
835 | ||
836 | if (IS_ERR(regmap)) | |
837 | return PTR_ERR(regmap); | |
838 | ||
839 | adau = devm_kzalloc(dev, sizeof(*adau), GFP_KERNEL); | |
840 | if (!adau) | |
841 | return -ENOMEM; | |
842 | ||
843 | adau->regmap = regmap; | |
844 | adau->switch_mode = switch_mode; | |
845 | adau->type = type; | |
846 | ||
847 | dev_set_drvdata(dev, adau); | |
848 | ||
849 | if (switch_mode) | |
850 | switch_mode(dev); | |
851 | ||
852 | return 0; | |
853 | } | |
854 | EXPORT_SYMBOL_GPL(adau17x1_probe); | |
855 | ||
856 | MODULE_DESCRIPTION("ASoC ADAU1X61/ADAU1X81 common code"); | |
857 | MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); | |
858 | MODULE_LICENSE("GPL"); |