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996cc849 SP |
1 | /* |
2 | * byt_cr_dpcm_rt5640.c - ASoc Machine driver for Intel Byt CR platform | |
3 | * | |
4 | * Copyright (C) 2014 Intel Corp | |
5 | * Author: Subhransu S. Prusty <subhransu.s.prusty@intel.com> | |
6 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
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 as published by | |
10 | * the Free Software Foundation; version 2 of the License. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
18 | */ | |
19 | ||
20 | #include <linux/init.h> | |
21 | #include <linux/module.h> | |
9f2cf73e | 22 | #include <linux/moduleparam.h> |
996cc849 | 23 | #include <linux/platform_device.h> |
a2d5563b | 24 | #include <linux/acpi.h> |
17b5273d | 25 | #include <linux/clk.h> |
996cc849 | 26 | #include <linux/device.h> |
a2d5563b | 27 | #include <linux/dmi.h> |
996cc849 | 28 | #include <linux/slab.h> |
e214f5e7 PLB |
29 | #include <asm/cpu_device_id.h> |
30 | #include <asm/platform_sst_audio.h> | |
996cc849 SP |
31 | #include <sound/pcm.h> |
32 | #include <sound/pcm_params.h> | |
33 | #include <sound/soc.h> | |
a2d5563b | 34 | #include <sound/jack.h> |
7feb2f78 | 35 | #include <sound/soc-acpi.h> |
e56c72d5 | 36 | #include "../../codecs/rt5640.h" |
b97169da | 37 | #include "../atom/sst-atom-controls.h" |
e214f5e7 | 38 | #include "../common/sst-dsp.h" |
996cc849 | 39 | |
ab738e4e PLB |
40 | enum { |
41 | BYT_RT5640_DMIC1_MAP, | |
42 | BYT_RT5640_DMIC2_MAP, | |
43 | BYT_RT5640_IN1_MAP, | |
59e8b652 | 44 | BYT_RT5640_IN3_MAP, |
ab738e4e PLB |
45 | }; |
46 | ||
17b5273d | 47 | #define BYT_RT5640_MAP(quirk) ((quirk) & GENMASK(7, 0)) |
ab738e4e | 48 | #define BYT_RT5640_DMIC_EN BIT(16) |
68817cdb | 49 | #define BYT_RT5640_MONO_SPEAKER BIT(17) |
5d98f58f | 50 | #define BYT_RT5640_DIFF_MIC BIT(18) /* defaut is single-ended */ |
17b5273d PLB |
51 | #define BYT_RT5640_SSP2_AIF2 BIT(19) /* default is using AIF1 */ |
52 | #define BYT_RT5640_SSP0_AIF1 BIT(20) | |
53 | #define BYT_RT5640_SSP0_AIF2 BIT(21) | |
df1a2776 IT |
54 | #define BYT_RT5640_MCLK_EN BIT(22) |
55 | #define BYT_RT5640_MCLK_25MHZ BIT(23) | |
56 | ||
57 | struct byt_rt5640_private { | |
58 | struct clk *mclk; | |
59 | }; | |
cb67d765 | 60 | static bool is_bytcr; |
ab738e4e | 61 | |
bf46241b | 62 | static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN; |
9f2cf73e | 63 | static unsigned int quirk_override; |
0b2c9f88 | 64 | module_param_named(quirk, quirk_override, uint, 0444); |
9f2cf73e | 65 | MODULE_PARM_DESC(quirk, "Board-specific quirk override"); |
df1a2776 | 66 | |
d7e60d52 PLB |
67 | static void log_quirks(struct device *dev) |
68 | { | |
cb67d765 PLB |
69 | int map; |
70 | bool has_dmic = false; | |
71 | bool has_mclk = false; | |
72 | bool has_ssp0 = false; | |
73 | bool has_ssp0_aif1 = false; | |
74 | bool has_ssp0_aif2 = false; | |
75 | bool has_ssp2_aif2 = false; | |
76 | ||
77 | map = BYT_RT5640_MAP(byt_rt5640_quirk); | |
78 | switch (map) { | |
79 | case BYT_RT5640_DMIC1_MAP: | |
80 | dev_info(dev, "quirk DMIC1_MAP enabled\n"); | |
81 | has_dmic = true; | |
82 | break; | |
83 | case BYT_RT5640_DMIC2_MAP: | |
84 | dev_info(dev, "quirk DMIC2_MAP enabled\n"); | |
85 | has_dmic = true; | |
86 | break; | |
87 | case BYT_RT5640_IN1_MAP: | |
88 | dev_info(dev, "quirk IN1_MAP enabled\n"); | |
89 | break; | |
90 | case BYT_RT5640_IN3_MAP: | |
91 | dev_info(dev, "quirk IN3_MAP enabled\n"); | |
92 | break; | |
93 | default: | |
94 | dev_err(dev, "quirk map 0x%x is not supported, microphone input will not work\n", map); | |
95 | break; | |
96 | } | |
97 | if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) { | |
98 | if (has_dmic) | |
99 | dev_info(dev, "quirk DMIC enabled\n"); | |
100 | else | |
101 | dev_err(dev, "quirk DMIC enabled but no DMIC input set, will be ignored\n"); | |
102 | } | |
d7e60d52 | 103 | if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) |
cb67d765 PLB |
104 | dev_info(dev, "quirk MONO_SPEAKER enabled\n"); |
105 | if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) { | |
106 | if (!has_dmic) | |
107 | dev_info(dev, "quirk DIFF_MIC enabled\n"); | |
108 | else | |
109 | dev_info(dev, "quirk DIFF_MIC enabled but DMIC input selected, will be ignored\n"); | |
110 | } | |
111 | if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { | |
112 | dev_info(dev, "quirk SSP0_AIF1 enabled\n"); | |
113 | has_ssp0 = true; | |
114 | has_ssp0_aif1 = true; | |
115 | } | |
116 | if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { | |
117 | dev_info(dev, "quirk SSP0_AIF2 enabled\n"); | |
118 | has_ssp0 = true; | |
119 | has_ssp0_aif2 = true; | |
120 | } | |
121 | if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { | |
122 | dev_info(dev, "quirk SSP2_AIF2 enabled\n"); | |
123 | has_ssp2_aif2 = true; | |
124 | } | |
125 | if (is_bytcr && !has_ssp0) | |
126 | dev_err(dev, "Invalid routing, bytcr detected but no SSP0-based quirk, audio cannot work with SSP2 on bytcr\n"); | |
127 | if (has_ssp0_aif1 && has_ssp0_aif2) | |
128 | dev_err(dev, "Invalid routing, SSP0 cannot be connected to both AIF1 and AIF2\n"); | |
129 | if (has_ssp0 && has_ssp2_aif2) | |
130 | dev_err(dev, "Invalid routing, cannot have both SSP0 and SSP2 connected to codec\n"); | |
131 | ||
132 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { | |
133 | dev_info(dev, "quirk MCLK_EN enabled\n"); | |
134 | has_mclk = true; | |
135 | } | |
136 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { | |
137 | if (has_mclk) | |
138 | dev_info(dev, "quirk MCLK_25MHZ enabled\n"); | |
139 | else | |
140 | dev_err(dev, "quirk MCLK_25MHZ enabled but quirk MCLK not selected, will be ignored\n"); | |
141 | } | |
d7e60d52 PLB |
142 | } |
143 | ||
144 | ||
df1a2776 IT |
145 | #define BYT_CODEC_DAI1 "rt5640-aif1" |
146 | #define BYT_CODEC_DAI2 "rt5640-aif2" | |
147 | ||
df1a2776 IT |
148 | static int platform_clock_control(struct snd_soc_dapm_widget *w, |
149 | struct snd_kcontrol *k, int event) | |
150 | { | |
151 | struct snd_soc_dapm_context *dapm = w->dapm; | |
152 | struct snd_soc_card *card = dapm->card; | |
153 | struct snd_soc_dai *codec_dai; | |
154 | struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); | |
155 | int ret; | |
156 | ||
dfb6ec7a PLB |
157 | codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1); |
158 | if (!codec_dai) | |
159 | codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2); | |
160 | ||
df1a2776 IT |
161 | if (!codec_dai) { |
162 | dev_err(card->dev, | |
163 | "Codec dai not found; Unable to set platform clock\n"); | |
164 | return -EIO; | |
165 | } | |
166 | ||
167 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
17b5273d | 168 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { |
df1a2776 IT |
169 | ret = clk_prepare_enable(priv->mclk); |
170 | if (ret < 0) { | |
171 | dev_err(card->dev, | |
cb67d765 | 172 | "could not configure MCLK state\n"); |
df1a2776 IT |
173 | return ret; |
174 | } | |
175 | } | |
176 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, | |
177 | 48000 * 512, | |
178 | SND_SOC_CLOCK_IN); | |
179 | } else { | |
180 | /* | |
181 | * Set codec clock source to internal clock before | |
182 | * turning off the platform clock. Codec needs clock | |
183 | * for Jack detection and button press | |
184 | */ | |
185 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK, | |
60448b07 | 186 | 48000 * 512, |
df1a2776 IT |
187 | SND_SOC_CLOCK_IN); |
188 | if (!ret) { | |
17b5273d | 189 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) |
df1a2776 IT |
190 | clk_disable_unprepare(priv->mclk); |
191 | } | |
192 | } | |
193 | ||
194 | if (ret < 0) { | |
195 | dev_err(card->dev, "can't set codec sysclk: %d\n", ret); | |
196 | return ret; | |
197 | } | |
198 | ||
199 | return 0; | |
200 | } | |
ab738e4e | 201 | |
a2d5563b | 202 | static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = { |
996cc849 SP |
203 | SND_SOC_DAPM_HP("Headphone", NULL), |
204 | SND_SOC_DAPM_MIC("Headset Mic", NULL), | |
e2be1da0 PLB |
205 | SND_SOC_DAPM_MIC("Internal Mic", NULL), |
206 | SND_SOC_DAPM_SPK("Speaker", NULL), | |
df1a2776 IT |
207 | SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, |
208 | platform_clock_control, SND_SOC_DAPM_PRE_PMU | | |
209 | SND_SOC_DAPM_POST_PMD), | |
210 | ||
996cc849 SP |
211 | }; |
212 | ||
a2d5563b | 213 | static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = { |
df1a2776 IT |
214 | {"Headphone", NULL, "Platform Clock"}, |
215 | {"Headset Mic", NULL, "Platform Clock"}, | |
216 | {"Internal Mic", NULL, "Platform Clock"}, | |
217 | {"Speaker", NULL, "Platform Clock"}, | |
218 | ||
996cc849 | 219 | {"Headset Mic", NULL, "MICBIAS1"}, |
e2be1da0 | 220 | {"IN2P", NULL, "Headset Mic"}, |
996cc849 SP |
221 | {"Headphone", NULL, "HPOL"}, |
222 | {"Headphone", NULL, "HPOR"}, | |
996cc849 SP |
223 | }; |
224 | ||
a2d5563b PLB |
225 | static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = { |
226 | {"DMIC1", NULL, "Internal Mic"}, | |
227 | }; | |
228 | ||
229 | static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = { | |
230 | {"DMIC2", NULL, "Internal Mic"}, | |
231 | }; | |
232 | ||
233 | static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = { | |
234 | {"Internal Mic", NULL, "MICBIAS1"}, | |
235 | {"IN1P", NULL, "Internal Mic"}, | |
236 | }; | |
237 | ||
59e8b652 PLB |
238 | static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = { |
239 | {"Internal Mic", NULL, "MICBIAS1"}, | |
240 | {"IN3P", NULL, "Internal Mic"}, | |
241 | }; | |
242 | ||
89b8907c PLB |
243 | static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = { |
244 | {"ssp2 Tx", NULL, "codec_out0"}, | |
245 | {"ssp2 Tx", NULL, "codec_out1"}, | |
246 | {"codec_in0", NULL, "ssp2 Rx"}, | |
247 | {"codec_in1", NULL, "ssp2 Rx"}, | |
248 | ||
249 | {"AIF1 Playback", NULL, "ssp2 Tx"}, | |
250 | {"ssp2 Rx", NULL, "AIF1 Capture"}, | |
251 | }; | |
252 | ||
253 | static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = { | |
254 | {"ssp2 Tx", NULL, "codec_out0"}, | |
255 | {"ssp2 Tx", NULL, "codec_out1"}, | |
256 | {"codec_in0", NULL, "ssp2 Rx"}, | |
257 | {"codec_in1", NULL, "ssp2 Rx"}, | |
258 | ||
259 | {"AIF2 Playback", NULL, "ssp2 Tx"}, | |
260 | {"ssp2 Rx", NULL, "AIF2 Capture"}, | |
261 | }; | |
262 | ||
f47088d5 PLB |
263 | static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = { |
264 | {"ssp0 Tx", NULL, "modem_out"}, | |
265 | {"modem_in", NULL, "ssp0 Rx"}, | |
266 | ||
267 | {"AIF1 Playback", NULL, "ssp0 Tx"}, | |
268 | {"ssp0 Rx", NULL, "AIF1 Capture"}, | |
269 | }; | |
270 | ||
271 | static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = { | |
272 | {"ssp0 Tx", NULL, "modem_out"}, | |
273 | {"modem_in", NULL, "ssp0 Rx"}, | |
274 | ||
275 | {"AIF2 Playback", NULL, "ssp0 Tx"}, | |
276 | {"ssp0 Rx", NULL, "AIF2 Capture"}, | |
277 | }; | |
278 | ||
68817cdb PLB |
279 | static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = { |
280 | {"Speaker", NULL, "SPOLP"}, | |
281 | {"Speaker", NULL, "SPOLN"}, | |
282 | {"Speaker", NULL, "SPORP"}, | |
283 | {"Speaker", NULL, "SPORN"}, | |
284 | }; | |
285 | ||
286 | static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = { | |
287 | {"Speaker", NULL, "SPOLP"}, | |
288 | {"Speaker", NULL, "SPOLN"}, | |
289 | }; | |
290 | ||
a2d5563b | 291 | static const struct snd_kcontrol_new byt_rt5640_controls[] = { |
996cc849 SP |
292 | SOC_DAPM_PIN_SWITCH("Headphone"), |
293 | SOC_DAPM_PIN_SWITCH("Headset Mic"), | |
e2be1da0 PLB |
294 | SOC_DAPM_PIN_SWITCH("Internal Mic"), |
295 | SOC_DAPM_PIN_SWITCH("Speaker"), | |
996cc849 SP |
296 | }; |
297 | ||
a2d5563b | 298 | static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream, |
996cc849 SP |
299 | struct snd_pcm_hw_params *params) |
300 | { | |
301 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
302 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
303 | int ret; | |
304 | ||
996cc849 SP |
305 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, |
306 | params_rate(params) * 512, | |
307 | SND_SOC_CLOCK_IN); | |
df1a2776 | 308 | |
996cc849 SP |
309 | if (ret < 0) { |
310 | dev_err(rtd->dev, "can't set codec clock %d\n", ret); | |
311 | return ret; | |
312 | } | |
313 | ||
df1a2776 IT |
314 | if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) { |
315 | /* use bitclock as PLL input */ | |
316 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || | |
317 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
318 | ||
319 | /* 2x16 bit slots on SSP0 */ | |
320 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
321 | RT5640_PLL1_S_BCLK1, | |
322 | params_rate(params) * 32, | |
323 | params_rate(params) * 512); | |
324 | } else { | |
325 | /* 2x15 bit slots on SSP2 */ | |
326 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
327 | RT5640_PLL1_S_BCLK1, | |
328 | params_rate(params) * 50, | |
329 | params_rate(params) * 512); | |
330 | } | |
038a50e7 | 331 | } else { |
df1a2776 IT |
332 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { |
333 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
334 | RT5640_PLL1_S_MCLK, | |
335 | 25000000, | |
336 | params_rate(params) * 512); | |
337 | } else { | |
338 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
339 | RT5640_PLL1_S_MCLK, | |
340 | 19200000, | |
341 | params_rate(params) * 512); | |
342 | } | |
038a50e7 PLB |
343 | } |
344 | ||
996cc849 SP |
345 | if (ret < 0) { |
346 | dev_err(rtd->dev, "can't set codec pll: %d\n", ret); | |
347 | return ret; | |
348 | } | |
349 | ||
350 | return 0; | |
351 | } | |
352 | ||
a2d5563b PLB |
353 | static int byt_rt5640_quirk_cb(const struct dmi_system_id *id) |
354 | { | |
355 | byt_rt5640_quirk = (unsigned long)id->driver_data; | |
356 | return 1; | |
357 | } | |
358 | ||
359 | static const struct dmi_system_id byt_rt5640_quirk_table[] = { | |
360 | { | |
361 | .callback = byt_rt5640_quirk_cb, | |
362 | .matches = { | |
73442e3c PLB |
363 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
364 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"), | |
a2d5563b | 365 | }, |
17b5273d PLB |
366 | .driver_data = (void *)(BYT_RT5640_IN1_MAP | |
367 | BYT_RT5640_MCLK_EN), | |
a2d5563b PLB |
368 | }, |
369 | { | |
370 | .callback = byt_rt5640_quirk_cb, | |
371 | .matches = { | |
73442e3c PLB |
372 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
373 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"), | |
374 | }, | |
17b5273d PLB |
375 | .driver_data = (void *)(BYT_RT5640_IN1_MAP | |
376 | BYT_RT5640_MONO_SPEAKER | | |
377 | BYT_RT5640_DIFF_MIC | | |
378 | BYT_RT5640_SSP0_AIF2 | | |
379 | BYT_RT5640_MCLK_EN), | |
73442e3c PLB |
380 | }, |
381 | { | |
382 | .callback = byt_rt5640_quirk_cb, | |
383 | .matches = { | |
384 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "DellInc."), | |
385 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"), | |
a2d5563b | 386 | }, |
17b5273d PLB |
387 | .driver_data = (void *)(BYT_RT5640_DMIC2_MAP | |
388 | BYT_RT5640_DMIC_EN | | |
389 | BYT_RT5640_MCLK_EN), | |
a2d5563b | 390 | }, |
55fc2056 JFM |
391 | { |
392 | .callback = byt_rt5640_quirk_cb, | |
393 | .matches = { | |
73442e3c PLB |
394 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
395 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"), | |
55fc2056 | 396 | }, |
17b5273d PLB |
397 | .driver_data = (void *)(BYT_RT5640_IN1_MAP | |
398 | BYT_RT5640_MCLK_EN), | |
55fc2056 | 399 | }, |
0565e773 IT |
400 | { |
401 | .callback = byt_rt5640_quirk_cb, | |
402 | .matches = { | |
403 | DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), | |
404 | DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), | |
405 | }, | |
17b5273d PLB |
406 | .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | |
407 | BYT_RT5640_DMIC_EN), | |
0565e773 | 408 | }, |
ec1c90e7 PLB |
409 | { |
410 | .callback = byt_rt5640_quirk_cb, | |
411 | .matches = { | |
412 | DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"), | |
413 | DMI_MATCH(DMI_BOARD_NAME, "tPAD"), | |
414 | }, | |
17b5273d PLB |
415 | .driver_data = (void *)(BYT_RT5640_IN3_MAP | |
416 | BYT_RT5640_MCLK_EN | | |
417 | BYT_RT5640_SSP0_AIF1), | |
ec1c90e7 | 418 | }, |
8f98307d PLB |
419 | { |
420 | .callback = byt_rt5640_quirk_cb, | |
421 | .matches = { | |
422 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
423 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"), | |
424 | }, | |
17b5273d | 425 | .driver_data = (void *)(BYT_RT5640_IN1_MAP | |
8f98307d PLB |
426 | BYT_RT5640_MCLK_EN | |
427 | BYT_RT5640_SSP0_AIF1), | |
428 | ||
57180048 | 429 | }, |
430 | { | |
431 | .callback = byt_rt5640_quirk_cb, | |
432 | .matches = { | |
433 | DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), | |
434 | }, | |
17b5273d PLB |
435 | .driver_data = (void *)(BYT_RT5640_IN3_MAP | |
436 | BYT_RT5640_MCLK_EN | | |
437 | BYT_RT5640_SSP0_AIF1), | |
8f98307d PLB |
438 | |
439 | }, | |
a2d5563b PLB |
440 | {} |
441 | }; | |
442 | ||
9fd57471 PLB |
443 | static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) |
444 | { | |
9fd57471 | 445 | struct snd_soc_card *card = runtime->card; |
df1a2776 | 446 | struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); |
17b5273d PLB |
447 | struct snd_soc_codec *codec = runtime->codec; |
448 | const struct snd_soc_dapm_route *custom_map; | |
9fd57471 | 449 | int num_routes; |
17b5273d | 450 | int ret; |
9fd57471 PLB |
451 | |
452 | card->dapm.idle_bias_off = true; | |
453 | ||
0ec66e2d PLB |
454 | rt5640_sel_asrc_clk_src(codec, |
455 | RT5640_DA_STEREO_FILTER | | |
df1a2776 IT |
456 | RT5640_DA_MONO_L_FILTER | |
457 | RT5640_DA_MONO_R_FILTER | | |
458 | RT5640_AD_STEREO_FILTER | | |
459 | RT5640_AD_MONO_L_FILTER | | |
460 | RT5640_AD_MONO_R_FILTER, | |
0ec66e2d PLB |
461 | RT5640_CLK_SEL_ASRC); |
462 | ||
9fd57471 PLB |
463 | ret = snd_soc_add_card_controls(card, byt_rt5640_controls, |
464 | ARRAY_SIZE(byt_rt5640_controls)); | |
465 | if (ret) { | |
466 | dev_err(card->dev, "unable to add card controls\n"); | |
467 | return ret; | |
468 | } | |
469 | ||
9fd57471 PLB |
470 | switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { |
471 | case BYT_RT5640_IN1_MAP: | |
472 | custom_map = byt_rt5640_intmic_in1_map; | |
473 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map); | |
474 | break; | |
59e8b652 PLB |
475 | case BYT_RT5640_IN3_MAP: |
476 | custom_map = byt_rt5640_intmic_in3_map; | |
477 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map); | |
478 | break; | |
9fd57471 PLB |
479 | case BYT_RT5640_DMIC2_MAP: |
480 | custom_map = byt_rt5640_intmic_dmic2_map; | |
481 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map); | |
482 | break; | |
483 | default: | |
484 | custom_map = byt_rt5640_intmic_dmic1_map; | |
485 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map); | |
486 | } | |
487 | ||
488 | ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); | |
489 | if (ret) | |
490 | return ret; | |
491 | ||
89b8907c PLB |
492 | if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { |
493 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
494 | byt_rt5640_ssp2_aif2_map, | |
495 | ARRAY_SIZE(byt_rt5640_ssp2_aif2_map)); | |
f47088d5 PLB |
496 | } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { |
497 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
498 | byt_rt5640_ssp0_aif1_map, | |
499 | ARRAY_SIZE(byt_rt5640_ssp0_aif1_map)); | |
500 | } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { | |
501 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
502 | byt_rt5640_ssp0_aif2_map, | |
503 | ARRAY_SIZE(byt_rt5640_ssp0_aif2_map)); | |
89b8907c PLB |
504 | } else { |
505 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
506 | byt_rt5640_ssp2_aif1_map, | |
507 | ARRAY_SIZE(byt_rt5640_ssp2_aif1_map)); | |
508 | } | |
509 | if (ret) | |
510 | return ret; | |
511 | ||
68817cdb PLB |
512 | if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) { |
513 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
514 | byt_rt5640_mono_spk_map, | |
515 | ARRAY_SIZE(byt_rt5640_mono_spk_map)); | |
516 | } else { | |
517 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
518 | byt_rt5640_stereo_spk_map, | |
519 | ARRAY_SIZE(byt_rt5640_stereo_spk_map)); | |
520 | } | |
521 | if (ret) | |
522 | return ret; | |
523 | ||
5d98f58f PLB |
524 | if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) { |
525 | snd_soc_update_bits(codec, RT5640_IN1_IN2, RT5640_IN_DF1, | |
526 | RT5640_IN_DF1); | |
527 | } | |
528 | ||
9fd57471 PLB |
529 | if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) { |
530 | ret = rt5640_dmic_enable(codec, 0, 0); | |
531 | if (ret) | |
532 | return ret; | |
533 | } | |
534 | ||
535 | snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); | |
536 | snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); | |
537 | ||
17b5273d | 538 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { |
df1a2776 IT |
539 | /* |
540 | * The firmware might enable the clock at | |
541 | * boot (this information may or may not | |
542 | * be reflected in the enable clock register). | |
543 | * To change the rate we must disable the clock | |
544 | * first to cover these cases. Due to common | |
545 | * clock framework restrictions that do not allow | |
546 | * to disable a clock that has not been enabled, | |
547 | * we need to enable the clock first. | |
548 | */ | |
549 | ret = clk_prepare_enable(priv->mclk); | |
550 | if (!ret) | |
551 | clk_disable_unprepare(priv->mclk); | |
552 | ||
553 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) | |
554 | ret = clk_set_rate(priv->mclk, 25000000); | |
555 | else | |
556 | ret = clk_set_rate(priv->mclk, 19200000); | |
557 | ||
558 | if (ret) | |
559 | dev_err(card->dev, "unable to set MCLK rate\n"); | |
560 | } | |
561 | ||
9fd57471 PLB |
562 | return ret; |
563 | } | |
564 | ||
a2d5563b | 565 | static const struct snd_soc_pcm_stream byt_rt5640_dai_params = { |
996cc849 SP |
566 | .formats = SNDRV_PCM_FMTBIT_S24_LE, |
567 | .rate_min = 48000, | |
568 | .rate_max = 48000, | |
569 | .channels_min = 2, | |
570 | .channels_max = 2, | |
571 | }; | |
572 | ||
a2d5563b | 573 | static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd, |
996cc849 SP |
574 | struct snd_pcm_hw_params *params) |
575 | { | |
576 | struct snd_interval *rate = hw_param_interval(params, | |
577 | SNDRV_PCM_HW_PARAM_RATE); | |
578 | struct snd_interval *channels = hw_param_interval(params, | |
579 | SNDRV_PCM_HW_PARAM_CHANNELS); | |
3f27dedd | 580 | int ret; |
996cc849 | 581 | |
038a50e7 | 582 | /* The DSP will covert the FE rate to 48k, stereo */ |
996cc849 SP |
583 | rate->min = rate->max = 48000; |
584 | channels->min = channels->max = 2; | |
585 | ||
038a50e7 PLB |
586 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || |
587 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
588 | ||
8f98307d | 589 | /* set SSP0 to 16-bit */ |
038a50e7 PLB |
590 | params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); |
591 | ||
592 | /* | |
593 | * Default mode for SSP configuration is TDM 4 slot, override config | |
594 | * with explicit setting to I2S 2ch 16-bit. The word length is set with | |
595 | * dai_set_tdm_slot() since there is no other API exposed | |
596 | */ | |
597 | ret = snd_soc_dai_set_fmt(rtd->cpu_dai, | |
598 | SND_SOC_DAIFMT_I2S | | |
f12f5c84 | 599 | SND_SOC_DAIFMT_NB_NF | |
038a50e7 PLB |
600 | SND_SOC_DAIFMT_CBS_CFS |
601 | ); | |
602 | if (ret < 0) { | |
603 | dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); | |
604 | return ret; | |
605 | } | |
3f27dedd | 606 | |
038a50e7 PLB |
607 | ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16); |
608 | if (ret < 0) { | |
609 | dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); | |
610 | return ret; | |
611 | } | |
612 | ||
613 | } else { | |
3f27dedd | 614 | |
038a50e7 PLB |
615 | /* set SSP2 to 24-bit */ |
616 | params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); | |
617 | ||
618 | /* | |
619 | * Default mode for SSP configuration is TDM 4 slot, override config | |
620 | * with explicit setting to I2S 2ch 24-bit. The word length is set with | |
621 | * dai_set_tdm_slot() since there is no other API exposed | |
622 | */ | |
623 | ret = snd_soc_dai_set_fmt(rtd->cpu_dai, | |
624 | SND_SOC_DAIFMT_I2S | | |
f12f5c84 | 625 | SND_SOC_DAIFMT_NB_NF | |
038a50e7 PLB |
626 | SND_SOC_DAIFMT_CBS_CFS |
627 | ); | |
628 | if (ret < 0) { | |
629 | dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); | |
630 | return ret; | |
631 | } | |
632 | ||
633 | ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24); | |
634 | if (ret < 0) { | |
635 | dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); | |
636 | return ret; | |
637 | } | |
638 | } | |
996cc849 SP |
639 | return 0; |
640 | } | |
641 | ||
a2d5563b | 642 | static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream) |
996cc849 | 643 | { |
d0a1b660 LPC |
644 | return snd_pcm_hw_constraint_single(substream->runtime, |
645 | SNDRV_PCM_HW_PARAM_RATE, 48000); | |
996cc849 SP |
646 | } |
647 | ||
9b6fdef6 | 648 | static const struct snd_soc_ops byt_rt5640_aif1_ops = { |
a2d5563b | 649 | .startup = byt_rt5640_aif1_startup, |
996cc849 SP |
650 | }; |
651 | ||
9b6fdef6 | 652 | static const struct snd_soc_ops byt_rt5640_be_ssp2_ops = { |
a2d5563b | 653 | .hw_params = byt_rt5640_aif1_hw_params, |
996cc849 SP |
654 | }; |
655 | ||
a2d5563b | 656 | static struct snd_soc_dai_link byt_rt5640_dais[] = { |
996cc849 SP |
657 | [MERR_DPCM_AUDIO] = { |
658 | .name = "Baytrail Audio Port", | |
659 | .stream_name = "Baytrail Audio", | |
660 | .cpu_dai_name = "media-cpu-dai", | |
661 | .codec_dai_name = "snd-soc-dummy-dai", | |
662 | .codec_name = "snd-soc-dummy", | |
663 | .platform_name = "sst-mfld-platform", | |
6e4cac23 | 664 | .nonatomic = true, |
996cc849 SP |
665 | .dynamic = 1, |
666 | .dpcm_playback = 1, | |
667 | .dpcm_capture = 1, | |
a2d5563b | 668 | .ops = &byt_rt5640_aif1_ops, |
996cc849 | 669 | }, |
d35eb96a PLB |
670 | [MERR_DPCM_DEEP_BUFFER] = { |
671 | .name = "Deep-Buffer Audio Port", | |
672 | .stream_name = "Deep-Buffer Audio", | |
673 | .cpu_dai_name = "deepbuffer-cpu-dai", | |
674 | .codec_dai_name = "snd-soc-dummy-dai", | |
675 | .codec_name = "snd-soc-dummy", | |
676 | .platform_name = "sst-mfld-platform", | |
d35eb96a PLB |
677 | .nonatomic = true, |
678 | .dynamic = 1, | |
679 | .dpcm_playback = 1, | |
680 | .ops = &byt_rt5640_aif1_ops, | |
996cc849 SP |
681 | }, |
682 | /* back ends */ | |
683 | { | |
684 | .name = "SSP2-Codec", | |
149f7757 | 685 | .id = 0, |
f47088d5 | 686 | .cpu_dai_name = "ssp2-port", /* overwritten for ssp0 routing */ |
996cc849 SP |
687 | .platform_name = "sst-mfld-platform", |
688 | .no_pcm = 1, | |
89b8907c | 689 | .codec_dai_name = "rt5640-aif1", /* changed w/ quirk */ |
7762ef42 | 690 | .codec_name = "i2c-10EC5640:00", /* overwritten with HID */ |
996cc849 SP |
691 | .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
692 | | SND_SOC_DAIFMT_CBS_CFS, | |
a2d5563b | 693 | .be_hw_params_fixup = byt_rt5640_codec_fixup, |
996cc849 | 694 | .ignore_suspend = 1, |
6e4cac23 | 695 | .nonatomic = true, |
996cc849 SP |
696 | .dpcm_playback = 1, |
697 | .dpcm_capture = 1, | |
9fd57471 | 698 | .init = byt_rt5640_init, |
a2d5563b | 699 | .ops = &byt_rt5640_be_ssp2_ops, |
996cc849 SP |
700 | }, |
701 | }; | |
702 | ||
703 | /* SoC card */ | |
9fd57471 | 704 | static struct snd_soc_card byt_rt5640_card = { |
a2d5563b | 705 | .name = "bytcr-rt5640", |
54d8697f | 706 | .owner = THIS_MODULE, |
a2d5563b PLB |
707 | .dai_link = byt_rt5640_dais, |
708 | .num_links = ARRAY_SIZE(byt_rt5640_dais), | |
709 | .dapm_widgets = byt_rt5640_widgets, | |
710 | .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets), | |
711 | .dapm_routes = byt_rt5640_audio_map, | |
712 | .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map), | |
9fd57471 | 713 | .fully_routed = true, |
996cc849 SP |
714 | }; |
715 | ||
2be2d579 | 716 | static char byt_rt5640_codec_name[SND_ACPI_I2C_ID_LEN]; |
89b8907c | 717 | static char byt_rt5640_codec_aif_name[12]; /* = "rt5640-aif[1|2]" */ |
f47088d5 | 718 | static char byt_rt5640_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ |
caf94ed8 | 719 | |
e214f5e7 PLB |
720 | static bool is_valleyview(void) |
721 | { | |
cac17731 | 722 | static const struct x86_cpu_id cpu_ids[] = { |
e214f5e7 PLB |
723 | { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */ |
724 | {} | |
725 | }; | |
726 | ||
727 | if (!x86_match_cpu(cpu_ids)) | |
728 | return false; | |
729 | return true; | |
730 | } | |
731 | ||
64e84305 PLB |
732 | struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ |
733 | u64 aif_value; /* 1: AIF1, 2: AIF2 */ | |
734 | u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ | |
735 | }; | |
df1a2776 | 736 | |
a2d5563b | 737 | static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) |
996cc849 | 738 | { |
17b5273d | 739 | struct byt_rt5640_private *priv; |
7feb2f78 | 740 | struct snd_soc_acpi_mach *mach; |
a232b96d | 741 | const char *i2c_name = NULL; |
17b5273d | 742 | int ret_val = 0; |
2193eb96 | 743 | int dai_index = 0; |
17b5273d | 744 | int i; |
df1a2776 | 745 | |
cb67d765 | 746 | is_bytcr = false; |
df1a2776 IT |
747 | priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_ATOMIC); |
748 | if (!priv) | |
749 | return -ENOMEM; | |
996cc849 SP |
750 | |
751 | /* register the soc card */ | |
9fd57471 | 752 | byt_rt5640_card.dev = &pdev->dev; |
caf94ed8 | 753 | mach = byt_rt5640_card.dev->platform_data; |
df1a2776 | 754 | snd_soc_card_set_drvdata(&byt_rt5640_card, priv); |
caf94ed8 | 755 | |
a232b96d | 756 | /* fix index of codec dai */ |
a232b96d PLB |
757 | for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) { |
758 | if (!strcmp(byt_rt5640_dais[i].codec_name, "i2c-10EC5640:00")) { | |
759 | dai_index = i; | |
760 | break; | |
761 | } | |
762 | } | |
763 | ||
caf94ed8 | 764 | /* fixup codec name based on HID */ |
3a147959 | 765 | i2c_name = acpi_dev_get_first_match_name(mach->id, NULL, -1); |
17b5273d | 766 | if (i2c_name) { |
a232b96d PLB |
767 | snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name), |
768 | "%s%s", "i2c-", i2c_name); | |
769 | ||
770 | byt_rt5640_dais[dai_index].codec_name = byt_rt5640_codec_name; | |
771 | } | |
9fd57471 | 772 | |
e214f5e7 PLB |
773 | /* |
774 | * swap SSP0 if bytcr is detected | |
775 | * (will be overridden if DMI quirk is detected) | |
776 | */ | |
777 | if (is_valleyview()) { | |
778 | struct sst_platform_info *p_info = mach->pdata; | |
779 | const struct sst_res_info *res_info = p_info->res_info; | |
780 | ||
64e84305 PLB |
781 | if (res_info->acpi_ipc_irq_index == 0) |
782 | is_bytcr = true; | |
783 | } | |
784 | ||
785 | if (is_bytcr) { | |
786 | /* | |
787 | * Baytrail CR platforms may have CHAN package in BIOS, try | |
788 | * to find relevant routing quirk based as done on Windows | |
789 | * platforms. We have to read the information directly from the | |
790 | * BIOS, at this stage the card is not created and the links | |
791 | * with the codec driver/pdata are non-existent | |
792 | */ | |
793 | ||
794 | struct acpi_chan_package chan_package; | |
795 | ||
796 | /* format specified: 2 64-bit integers */ | |
797 | struct acpi_buffer format = {sizeof("NN"), "NN"}; | |
798 | struct acpi_buffer state = {0, NULL}; | |
7feb2f78 | 799 | struct snd_soc_acpi_package_context pkg_ctx; |
64e84305 PLB |
800 | bool pkg_found = false; |
801 | ||
802 | state.length = sizeof(chan_package); | |
803 | state.pointer = &chan_package; | |
804 | ||
805 | pkg_ctx.name = "CHAN"; | |
806 | pkg_ctx.length = 2; | |
807 | pkg_ctx.format = &format; | |
808 | pkg_ctx.state = &state; | |
809 | pkg_ctx.data_valid = false; | |
810 | ||
7feb2f78 PLB |
811 | pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, |
812 | &pkg_ctx); | |
64e84305 PLB |
813 | if (pkg_found) { |
814 | if (chan_package.aif_value == 1) { | |
815 | dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); | |
816 | byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1; | |
817 | } else if (chan_package.aif_value == 2) { | |
818 | dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); | |
819 | byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; | |
820 | } else { | |
821 | dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); | |
822 | pkg_found = false; | |
823 | } | |
824 | } | |
825 | ||
826 | if (!pkg_found) { | |
827 | /* no BIOS indications, assume SSP0-AIF2 connection */ | |
e214f5e7 PLB |
828 | byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; |
829 | } | |
bf46241b PLB |
830 | |
831 | /* change defaults for Baytrail-CR capture */ | |
832 | byt_rt5640_quirk |= BYT_RT5640_IN1_MAP; | |
833 | byt_rt5640_quirk |= BYT_RT5640_DIFF_MIC; | |
834 | } else { | |
835 | byt_rt5640_quirk |= (BYT_RT5640_DMIC1_MAP | | |
836 | BYT_RT5640_DMIC_EN); | |
e214f5e7 PLB |
837 | } |
838 | ||
ab738e4e PLB |
839 | /* check quirks before creating card */ |
840 | dmi_check_system(byt_rt5640_quirk_table); | |
9f2cf73e | 841 | if (quirk_override) { |
0b2c9f88 | 842 | dev_info(&pdev->dev, "Overriding quirk 0x%x => 0x%x\n", |
9f2cf73e TI |
843 | (unsigned int)byt_rt5640_quirk, quirk_override); |
844 | byt_rt5640_quirk = quirk_override; | |
845 | } | |
d7e60d52 | 846 | log_quirks(&pdev->dev); |
ab738e4e | 847 | |
f47088d5 PLB |
848 | if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) || |
849 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
89b8907c PLB |
850 | |
851 | /* fixup codec aif name */ | |
852 | snprintf(byt_rt5640_codec_aif_name, | |
853 | sizeof(byt_rt5640_codec_aif_name), | |
854 | "%s", "rt5640-aif2"); | |
855 | ||
856 | byt_rt5640_dais[dai_index].codec_dai_name = | |
857 | byt_rt5640_codec_aif_name; | |
858 | } | |
859 | ||
f47088d5 PLB |
860 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || |
861 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
862 | ||
863 | /* fixup cpu dai name name */ | |
864 | snprintf(byt_rt5640_cpu_dai_name, | |
865 | sizeof(byt_rt5640_cpu_dai_name), | |
866 | "%s", "ssp0-port"); | |
867 | ||
868 | byt_rt5640_dais[dai_index].cpu_dai_name = | |
869 | byt_rt5640_cpu_dai_name; | |
870 | } | |
871 | ||
7735bce0 | 872 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) { |
df1a2776 IT |
873 | priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); |
874 | if (IS_ERR(priv->mclk)) { | |
4a8b3a68 PLB |
875 | ret_val = PTR_ERR(priv->mclk); |
876 | ||
df1a2776 | 877 | dev_err(&pdev->dev, |
4a8b3a68 PLB |
878 | "Failed to get MCLK from pmc_plt_clk_3: %d\n", |
879 | ret_val); | |
880 | ||
881 | /* | |
882 | * Fall back to bit clock usage for -ENOENT (clock not | |
883 | * available likely due to missing dependencies), bail | |
884 | * for all other errors, including -EPROBE_DEFER | |
885 | */ | |
886 | if (ret_val != -ENOENT) | |
887 | return ret_val; | |
888 | byt_rt5640_quirk &= ~BYT_RT5640_MCLK_EN; | |
df1a2776 IT |
889 | } |
890 | } | |
891 | ||
9fd57471 | 892 | ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card); |
996cc849 | 893 | |
996cc849 | 894 | if (ret_val) { |
a2d5563b PLB |
895 | dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", |
896 | ret_val); | |
996cc849 SP |
897 | return ret_val; |
898 | } | |
9fd57471 | 899 | platform_set_drvdata(pdev, &byt_rt5640_card); |
996cc849 SP |
900 | return ret_val; |
901 | } | |
902 | ||
a2d5563b | 903 | static struct platform_driver snd_byt_rt5640_mc_driver = { |
996cc849 | 904 | .driver = { |
a2d5563b | 905 | .name = "bytcr_rt5640", |
996cc849 | 906 | }, |
a2d5563b | 907 | .probe = snd_byt_rt5640_mc_probe, |
996cc849 SP |
908 | }; |
909 | ||
a2d5563b | 910 | module_platform_driver(snd_byt_rt5640_mc_driver); |
996cc849 SP |
911 | |
912 | MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver"); | |
913 | MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>"); | |
914 | MODULE_LICENSE("GPL v2"); | |
a2d5563b | 915 | MODULE_ALIAS("platform:bytcr_rt5640"); |