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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> | |
22 | #include <linux/platform_device.h> | |
a2d5563b | 23 | #include <linux/acpi.h> |
996cc849 | 24 | #include <linux/device.h> |
a2d5563b | 25 | #include <linux/dmi.h> |
996cc849 | 26 | #include <linux/slab.h> |
e214f5e7 PLB |
27 | #include <asm/cpu_device_id.h> |
28 | #include <asm/platform_sst_audio.h> | |
df1a2776 | 29 | #include <linux/clk.h> |
996cc849 SP |
30 | #include <sound/pcm.h> |
31 | #include <sound/pcm_params.h> | |
32 | #include <sound/soc.h> | |
a2d5563b | 33 | #include <sound/jack.h> |
e56c72d5 | 34 | #include "../../codecs/rt5640.h" |
b97169da | 35 | #include "../atom/sst-atom-controls.h" |
caf94ed8 | 36 | #include "../common/sst-acpi.h" |
e214f5e7 | 37 | #include "../common/sst-dsp.h" |
996cc849 | 38 | |
ab738e4e PLB |
39 | enum { |
40 | BYT_RT5640_DMIC1_MAP, | |
41 | BYT_RT5640_DMIC2_MAP, | |
42 | BYT_RT5640_IN1_MAP, | |
59e8b652 | 43 | BYT_RT5640_IN3_MAP, |
ab738e4e PLB |
44 | }; |
45 | ||
46 | #define BYT_RT5640_MAP(quirk) ((quirk) & 0xff) | |
47 | #define BYT_RT5640_DMIC_EN BIT(16) | |
68817cdb | 48 | #define BYT_RT5640_MONO_SPEAKER BIT(17) |
5d98f58f | 49 | #define BYT_RT5640_DIFF_MIC BIT(18) /* defaut is single-ended */ |
89b8907c | 50 | #define BYT_RT5640_SSP2_AIF2 BIT(19) /* default is using AIF1 */ |
f47088d5 PLB |
51 | #define BYT_RT5640_SSP0_AIF1 BIT(20) |
52 | #define BYT_RT5640_SSP0_AIF2 BIT(21) | |
df1a2776 IT |
53 | #define BYT_RT5640_MCLK_EN BIT(22) |
54 | #define BYT_RT5640_MCLK_25MHZ BIT(23) | |
55 | ||
56 | struct byt_rt5640_private { | |
57 | struct clk *mclk; | |
58 | }; | |
ab738e4e PLB |
59 | |
60 | static unsigned long byt_rt5640_quirk = BYT_RT5640_DMIC1_MAP | | |
df1a2776 IT |
61 | BYT_RT5640_DMIC_EN | |
62 | BYT_RT5640_MCLK_EN; | |
63 | ||
d7e60d52 PLB |
64 | static void log_quirks(struct device *dev) |
65 | { | |
66 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_DMIC1_MAP) | |
67 | dev_info(dev, "quirk DMIC1_MAP enabled"); | |
68 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_DMIC2_MAP) | |
69 | dev_info(dev, "quirk DMIC2_MAP enabled"); | |
70 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_IN1_MAP) | |
71 | dev_info(dev, "quirk IN1_MAP enabled"); | |
72 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_IN3_MAP) | |
73 | dev_info(dev, "quirk IN3_MAP enabled"); | |
74 | if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) | |
75 | dev_info(dev, "quirk DMIC enabled"); | |
76 | if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) | |
77 | dev_info(dev, "quirk MONO_SPEAKER enabled"); | |
78 | if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) | |
79 | dev_info(dev, "quirk DIFF_MIC enabled"); | |
80 | if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) | |
81 | dev_info(dev, "quirk SSP2_AIF2 enabled"); | |
82 | if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) | |
83 | dev_info(dev, "quirk SSP0_AIF1 enabled"); | |
84 | if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) | |
85 | dev_info(dev, "quirk SSP0_AIF2 enabled"); | |
86 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) | |
87 | dev_info(dev, "quirk MCLK_EN enabled"); | |
88 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) | |
89 | dev_info(dev, "quirk MCLK_25MHZ enabled"); | |
90 | } | |
91 | ||
92 | ||
df1a2776 IT |
93 | #define BYT_CODEC_DAI1 "rt5640-aif1" |
94 | #define BYT_CODEC_DAI2 "rt5640-aif2" | |
95 | ||
96 | static inline struct snd_soc_dai *byt_get_codec_dai(struct snd_soc_card *card) | |
97 | { | |
98 | struct snd_soc_pcm_runtime *rtd; | |
99 | ||
100 | list_for_each_entry(rtd, &card->rtd_list, list) { | |
101 | if (!strncmp(rtd->codec_dai->name, BYT_CODEC_DAI1, | |
102 | strlen(BYT_CODEC_DAI1))) | |
103 | return rtd->codec_dai; | |
104 | if (!strncmp(rtd->codec_dai->name, BYT_CODEC_DAI2, | |
105 | strlen(BYT_CODEC_DAI2))) | |
106 | return rtd->codec_dai; | |
107 | ||
108 | } | |
109 | return NULL; | |
110 | } | |
111 | ||
112 | static int platform_clock_control(struct snd_soc_dapm_widget *w, | |
113 | struct snd_kcontrol *k, int event) | |
114 | { | |
115 | struct snd_soc_dapm_context *dapm = w->dapm; | |
116 | struct snd_soc_card *card = dapm->card; | |
117 | struct snd_soc_dai *codec_dai; | |
118 | struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); | |
119 | int ret; | |
120 | ||
121 | codec_dai = byt_get_codec_dai(card); | |
122 | if (!codec_dai) { | |
123 | dev_err(card->dev, | |
124 | "Codec dai not found; Unable to set platform clock\n"); | |
125 | return -EIO; | |
126 | } | |
127 | ||
128 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
129 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) { | |
130 | ret = clk_prepare_enable(priv->mclk); | |
131 | if (ret < 0) { | |
132 | dev_err(card->dev, | |
133 | "could not configure MCLK state"); | |
134 | return ret; | |
135 | } | |
136 | } | |
137 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, | |
138 | 48000 * 512, | |
139 | SND_SOC_CLOCK_IN); | |
140 | } else { | |
141 | /* | |
142 | * Set codec clock source to internal clock before | |
143 | * turning off the platform clock. Codec needs clock | |
144 | * for Jack detection and button press | |
145 | */ | |
146 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK, | |
147 | 0, | |
148 | SND_SOC_CLOCK_IN); | |
149 | if (!ret) { | |
150 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) | |
151 | clk_disable_unprepare(priv->mclk); | |
152 | } | |
153 | } | |
154 | ||
155 | if (ret < 0) { | |
156 | dev_err(card->dev, "can't set codec sysclk: %d\n", ret); | |
157 | return ret; | |
158 | } | |
159 | ||
160 | return 0; | |
161 | } | |
ab738e4e | 162 | |
a2d5563b | 163 | static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = { |
996cc849 SP |
164 | SND_SOC_DAPM_HP("Headphone", NULL), |
165 | SND_SOC_DAPM_MIC("Headset Mic", NULL), | |
e2be1da0 PLB |
166 | SND_SOC_DAPM_MIC("Internal Mic", NULL), |
167 | SND_SOC_DAPM_SPK("Speaker", NULL), | |
df1a2776 IT |
168 | SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, |
169 | platform_clock_control, SND_SOC_DAPM_PRE_PMU | | |
170 | SND_SOC_DAPM_POST_PMD), | |
171 | ||
996cc849 SP |
172 | }; |
173 | ||
a2d5563b | 174 | static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = { |
df1a2776 IT |
175 | {"Headphone", NULL, "Platform Clock"}, |
176 | {"Headset Mic", NULL, "Platform Clock"}, | |
177 | {"Internal Mic", NULL, "Platform Clock"}, | |
178 | {"Speaker", NULL, "Platform Clock"}, | |
179 | ||
996cc849 | 180 | {"Headset Mic", NULL, "MICBIAS1"}, |
e2be1da0 | 181 | {"IN2P", NULL, "Headset Mic"}, |
996cc849 SP |
182 | {"Headphone", NULL, "HPOL"}, |
183 | {"Headphone", NULL, "HPOR"}, | |
996cc849 SP |
184 | }; |
185 | ||
a2d5563b PLB |
186 | static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = { |
187 | {"DMIC1", NULL, "Internal Mic"}, | |
188 | }; | |
189 | ||
190 | static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = { | |
191 | {"DMIC2", NULL, "Internal Mic"}, | |
192 | }; | |
193 | ||
194 | static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = { | |
195 | {"Internal Mic", NULL, "MICBIAS1"}, | |
196 | {"IN1P", NULL, "Internal Mic"}, | |
197 | }; | |
198 | ||
59e8b652 PLB |
199 | static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = { |
200 | {"Internal Mic", NULL, "MICBIAS1"}, | |
201 | {"IN3P", NULL, "Internal Mic"}, | |
202 | }; | |
203 | ||
89b8907c PLB |
204 | static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = { |
205 | {"ssp2 Tx", NULL, "codec_out0"}, | |
206 | {"ssp2 Tx", NULL, "codec_out1"}, | |
207 | {"codec_in0", NULL, "ssp2 Rx"}, | |
208 | {"codec_in1", NULL, "ssp2 Rx"}, | |
209 | ||
210 | {"AIF1 Playback", NULL, "ssp2 Tx"}, | |
211 | {"ssp2 Rx", NULL, "AIF1 Capture"}, | |
212 | }; | |
213 | ||
214 | static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = { | |
215 | {"ssp2 Tx", NULL, "codec_out0"}, | |
216 | {"ssp2 Tx", NULL, "codec_out1"}, | |
217 | {"codec_in0", NULL, "ssp2 Rx"}, | |
218 | {"codec_in1", NULL, "ssp2 Rx"}, | |
219 | ||
220 | {"AIF2 Playback", NULL, "ssp2 Tx"}, | |
221 | {"ssp2 Rx", NULL, "AIF2 Capture"}, | |
222 | }; | |
223 | ||
f47088d5 PLB |
224 | static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = { |
225 | {"ssp0 Tx", NULL, "modem_out"}, | |
226 | {"modem_in", NULL, "ssp0 Rx"}, | |
227 | ||
228 | {"AIF1 Playback", NULL, "ssp0 Tx"}, | |
229 | {"ssp0 Rx", NULL, "AIF1 Capture"}, | |
230 | }; | |
231 | ||
232 | static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = { | |
233 | {"ssp0 Tx", NULL, "modem_out"}, | |
234 | {"modem_in", NULL, "ssp0 Rx"}, | |
235 | ||
236 | {"AIF2 Playback", NULL, "ssp0 Tx"}, | |
237 | {"ssp0 Rx", NULL, "AIF2 Capture"}, | |
238 | }; | |
239 | ||
68817cdb PLB |
240 | static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = { |
241 | {"Speaker", NULL, "SPOLP"}, | |
242 | {"Speaker", NULL, "SPOLN"}, | |
243 | {"Speaker", NULL, "SPORP"}, | |
244 | {"Speaker", NULL, "SPORN"}, | |
245 | }; | |
246 | ||
247 | static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = { | |
248 | {"Speaker", NULL, "SPOLP"}, | |
249 | {"Speaker", NULL, "SPOLN"}, | |
250 | }; | |
251 | ||
a2d5563b | 252 | static const struct snd_kcontrol_new byt_rt5640_controls[] = { |
996cc849 SP |
253 | SOC_DAPM_PIN_SWITCH("Headphone"), |
254 | SOC_DAPM_PIN_SWITCH("Headset Mic"), | |
e2be1da0 PLB |
255 | SOC_DAPM_PIN_SWITCH("Internal Mic"), |
256 | SOC_DAPM_PIN_SWITCH("Speaker"), | |
996cc849 SP |
257 | }; |
258 | ||
a2d5563b | 259 | static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream, |
996cc849 SP |
260 | struct snd_pcm_hw_params *params) |
261 | { | |
262 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
263 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
264 | int ret; | |
265 | ||
996cc849 SP |
266 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, |
267 | params_rate(params) * 512, | |
268 | SND_SOC_CLOCK_IN); | |
df1a2776 | 269 | |
996cc849 SP |
270 | if (ret < 0) { |
271 | dev_err(rtd->dev, "can't set codec clock %d\n", ret); | |
272 | return ret; | |
273 | } | |
274 | ||
df1a2776 IT |
275 | if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) { |
276 | /* use bitclock as PLL input */ | |
277 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || | |
278 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
279 | ||
280 | /* 2x16 bit slots on SSP0 */ | |
281 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
282 | RT5640_PLL1_S_BCLK1, | |
283 | params_rate(params) * 32, | |
284 | params_rate(params) * 512); | |
285 | } else { | |
286 | /* 2x15 bit slots on SSP2 */ | |
287 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
288 | RT5640_PLL1_S_BCLK1, | |
289 | params_rate(params) * 50, | |
290 | params_rate(params) * 512); | |
291 | } | |
038a50e7 | 292 | } else { |
df1a2776 IT |
293 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { |
294 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
295 | RT5640_PLL1_S_MCLK, | |
296 | 25000000, | |
297 | params_rate(params) * 512); | |
298 | } else { | |
299 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
300 | RT5640_PLL1_S_MCLK, | |
301 | 19200000, | |
302 | params_rate(params) * 512); | |
303 | } | |
038a50e7 PLB |
304 | } |
305 | ||
996cc849 SP |
306 | if (ret < 0) { |
307 | dev_err(rtd->dev, "can't set codec pll: %d\n", ret); | |
308 | return ret; | |
309 | } | |
310 | ||
311 | return 0; | |
312 | } | |
313 | ||
a2d5563b PLB |
314 | static int byt_rt5640_quirk_cb(const struct dmi_system_id *id) |
315 | { | |
316 | byt_rt5640_quirk = (unsigned long)id->driver_data; | |
317 | return 1; | |
318 | } | |
319 | ||
320 | static const struct dmi_system_id byt_rt5640_quirk_table[] = { | |
321 | { | |
322 | .callback = byt_rt5640_quirk_cb, | |
323 | .matches = { | |
73442e3c PLB |
324 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
325 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"), | |
a2d5563b | 326 | }, |
df1a2776 IT |
327 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | |
328 | BYT_RT5640_MCLK_EN), | |
a2d5563b PLB |
329 | }, |
330 | { | |
331 | .callback = byt_rt5640_quirk_cb, | |
332 | .matches = { | |
73442e3c PLB |
333 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
334 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"), | |
335 | }, | |
68817cdb | 336 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | |
5d98f58f | 337 | BYT_RT5640_MONO_SPEAKER | |
e214f5e7 | 338 | BYT_RT5640_DIFF_MIC | |
df1a2776 IT |
339 | BYT_RT5640_SSP0_AIF2 | |
340 | BYT_RT5640_MCLK_EN | |
68817cdb | 341 | ), |
73442e3c PLB |
342 | }, |
343 | { | |
344 | .callback = byt_rt5640_quirk_cb, | |
345 | .matches = { | |
346 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "DellInc."), | |
347 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"), | |
a2d5563b PLB |
348 | }, |
349 | .driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP | | |
df1a2776 IT |
350 | BYT_RT5640_DMIC_EN | |
351 | BYT_RT5640_MCLK_EN), | |
a2d5563b | 352 | }, |
55fc2056 JFM |
353 | { |
354 | .callback = byt_rt5640_quirk_cb, | |
355 | .matches = { | |
73442e3c PLB |
356 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
357 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"), | |
55fc2056 | 358 | }, |
df1a2776 IT |
359 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | |
360 | BYT_RT5640_MCLK_EN), | |
55fc2056 | 361 | }, |
0565e773 IT |
362 | { |
363 | .callback = byt_rt5640_quirk_cb, | |
364 | .matches = { | |
365 | DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), | |
366 | DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), | |
367 | }, | |
368 | .driver_data = (unsigned long *)(BYT_RT5640_DMIC1_MAP | | |
369 | BYT_RT5640_DMIC_EN), | |
370 | }, | |
ec1c90e7 PLB |
371 | { |
372 | .callback = byt_rt5640_quirk_cb, | |
373 | .matches = { | |
374 | DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"), | |
375 | DMI_MATCH(DMI_BOARD_NAME, "tPAD"), | |
376 | }, | |
377 | .driver_data = (unsigned long *)(BYT_RT5640_IN3_MAP | | |
378 | BYT_RT5640_MCLK_EN | | |
379 | BYT_RT5640_SSP0_AIF1), | |
380 | }, | |
8f98307d PLB |
381 | { |
382 | .callback = byt_rt5640_quirk_cb, | |
383 | .matches = { | |
384 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
385 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"), | |
386 | }, | |
387 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | | |
388 | BYT_RT5640_MCLK_EN | | |
389 | BYT_RT5640_SSP0_AIF1), | |
390 | ||
391 | }, | |
a2d5563b PLB |
392 | {} |
393 | }; | |
394 | ||
9fd57471 PLB |
395 | static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) |
396 | { | |
397 | int ret; | |
398 | struct snd_soc_codec *codec = runtime->codec; | |
399 | struct snd_soc_card *card = runtime->card; | |
400 | const struct snd_soc_dapm_route *custom_map; | |
df1a2776 | 401 | struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); |
9fd57471 PLB |
402 | int num_routes; |
403 | ||
404 | card->dapm.idle_bias_off = true; | |
405 | ||
0ec66e2d PLB |
406 | rt5640_sel_asrc_clk_src(codec, |
407 | RT5640_DA_STEREO_FILTER | | |
df1a2776 IT |
408 | RT5640_DA_MONO_L_FILTER | |
409 | RT5640_DA_MONO_R_FILTER | | |
410 | RT5640_AD_STEREO_FILTER | | |
411 | RT5640_AD_MONO_L_FILTER | | |
412 | RT5640_AD_MONO_R_FILTER, | |
0ec66e2d PLB |
413 | RT5640_CLK_SEL_ASRC); |
414 | ||
9fd57471 PLB |
415 | ret = snd_soc_add_card_controls(card, byt_rt5640_controls, |
416 | ARRAY_SIZE(byt_rt5640_controls)); | |
417 | if (ret) { | |
418 | dev_err(card->dev, "unable to add card controls\n"); | |
419 | return ret; | |
420 | } | |
421 | ||
9fd57471 PLB |
422 | switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { |
423 | case BYT_RT5640_IN1_MAP: | |
424 | custom_map = byt_rt5640_intmic_in1_map; | |
425 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map); | |
426 | break; | |
59e8b652 PLB |
427 | case BYT_RT5640_IN3_MAP: |
428 | custom_map = byt_rt5640_intmic_in3_map; | |
429 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map); | |
430 | break; | |
9fd57471 PLB |
431 | case BYT_RT5640_DMIC2_MAP: |
432 | custom_map = byt_rt5640_intmic_dmic2_map; | |
433 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map); | |
434 | break; | |
435 | default: | |
436 | custom_map = byt_rt5640_intmic_dmic1_map; | |
437 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map); | |
438 | } | |
439 | ||
440 | ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); | |
441 | if (ret) | |
442 | return ret; | |
443 | ||
89b8907c PLB |
444 | if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { |
445 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
446 | byt_rt5640_ssp2_aif2_map, | |
447 | ARRAY_SIZE(byt_rt5640_ssp2_aif2_map)); | |
f47088d5 PLB |
448 | } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { |
449 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
450 | byt_rt5640_ssp0_aif1_map, | |
451 | ARRAY_SIZE(byt_rt5640_ssp0_aif1_map)); | |
452 | } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { | |
453 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
454 | byt_rt5640_ssp0_aif2_map, | |
455 | ARRAY_SIZE(byt_rt5640_ssp0_aif2_map)); | |
89b8907c PLB |
456 | } else { |
457 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
458 | byt_rt5640_ssp2_aif1_map, | |
459 | ARRAY_SIZE(byt_rt5640_ssp2_aif1_map)); | |
460 | } | |
461 | if (ret) | |
462 | return ret; | |
463 | ||
68817cdb PLB |
464 | if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) { |
465 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
466 | byt_rt5640_mono_spk_map, | |
467 | ARRAY_SIZE(byt_rt5640_mono_spk_map)); | |
468 | } else { | |
469 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
470 | byt_rt5640_stereo_spk_map, | |
471 | ARRAY_SIZE(byt_rt5640_stereo_spk_map)); | |
472 | } | |
473 | if (ret) | |
474 | return ret; | |
475 | ||
5d98f58f PLB |
476 | if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) { |
477 | snd_soc_update_bits(codec, RT5640_IN1_IN2, RT5640_IN_DF1, | |
478 | RT5640_IN_DF1); | |
479 | } | |
480 | ||
9fd57471 PLB |
481 | if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) { |
482 | ret = rt5640_dmic_enable(codec, 0, 0); | |
483 | if (ret) | |
484 | return ret; | |
485 | } | |
486 | ||
487 | snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); | |
488 | snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); | |
489 | ||
df1a2776 IT |
490 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) { |
491 | /* | |
492 | * The firmware might enable the clock at | |
493 | * boot (this information may or may not | |
494 | * be reflected in the enable clock register). | |
495 | * To change the rate we must disable the clock | |
496 | * first to cover these cases. Due to common | |
497 | * clock framework restrictions that do not allow | |
498 | * to disable a clock that has not been enabled, | |
499 | * we need to enable the clock first. | |
500 | */ | |
501 | ret = clk_prepare_enable(priv->mclk); | |
502 | if (!ret) | |
503 | clk_disable_unprepare(priv->mclk); | |
504 | ||
505 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) | |
506 | ret = clk_set_rate(priv->mclk, 25000000); | |
507 | else | |
508 | ret = clk_set_rate(priv->mclk, 19200000); | |
509 | ||
510 | if (ret) | |
511 | dev_err(card->dev, "unable to set MCLK rate\n"); | |
512 | } | |
513 | ||
9fd57471 PLB |
514 | return ret; |
515 | } | |
516 | ||
a2d5563b | 517 | static const struct snd_soc_pcm_stream byt_rt5640_dai_params = { |
996cc849 SP |
518 | .formats = SNDRV_PCM_FMTBIT_S24_LE, |
519 | .rate_min = 48000, | |
520 | .rate_max = 48000, | |
521 | .channels_min = 2, | |
522 | .channels_max = 2, | |
523 | }; | |
524 | ||
a2d5563b | 525 | static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd, |
996cc849 SP |
526 | struct snd_pcm_hw_params *params) |
527 | { | |
528 | struct snd_interval *rate = hw_param_interval(params, | |
529 | SNDRV_PCM_HW_PARAM_RATE); | |
530 | struct snd_interval *channels = hw_param_interval(params, | |
531 | SNDRV_PCM_HW_PARAM_CHANNELS); | |
3f27dedd | 532 | int ret; |
996cc849 | 533 | |
038a50e7 | 534 | /* The DSP will covert the FE rate to 48k, stereo */ |
996cc849 SP |
535 | rate->min = rate->max = 48000; |
536 | channels->min = channels->max = 2; | |
537 | ||
038a50e7 PLB |
538 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || |
539 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
540 | ||
8f98307d | 541 | /* set SSP0 to 16-bit */ |
038a50e7 PLB |
542 | params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); |
543 | ||
544 | /* | |
545 | * Default mode for SSP configuration is TDM 4 slot, override config | |
546 | * with explicit setting to I2S 2ch 16-bit. The word length is set with | |
547 | * dai_set_tdm_slot() since there is no other API exposed | |
548 | */ | |
549 | ret = snd_soc_dai_set_fmt(rtd->cpu_dai, | |
550 | SND_SOC_DAIFMT_I2S | | |
551 | SND_SOC_DAIFMT_NB_IF | | |
552 | SND_SOC_DAIFMT_CBS_CFS | |
553 | ); | |
554 | if (ret < 0) { | |
555 | dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); | |
556 | return ret; | |
557 | } | |
3f27dedd | 558 | |
038a50e7 PLB |
559 | ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16); |
560 | if (ret < 0) { | |
561 | dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); | |
562 | return ret; | |
563 | } | |
564 | ||
565 | } else { | |
3f27dedd | 566 | |
038a50e7 PLB |
567 | /* set SSP2 to 24-bit */ |
568 | params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); | |
569 | ||
570 | /* | |
571 | * Default mode for SSP configuration is TDM 4 slot, override config | |
572 | * with explicit setting to I2S 2ch 24-bit. The word length is set with | |
573 | * dai_set_tdm_slot() since there is no other API exposed | |
574 | */ | |
575 | ret = snd_soc_dai_set_fmt(rtd->cpu_dai, | |
576 | SND_SOC_DAIFMT_I2S | | |
577 | SND_SOC_DAIFMT_NB_IF | | |
578 | SND_SOC_DAIFMT_CBS_CFS | |
579 | ); | |
580 | if (ret < 0) { | |
581 | dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); | |
582 | return ret; | |
583 | } | |
584 | ||
585 | ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24); | |
586 | if (ret < 0) { | |
587 | dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); | |
588 | return ret; | |
589 | } | |
590 | } | |
996cc849 SP |
591 | return 0; |
592 | } | |
593 | ||
a2d5563b | 594 | static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream) |
996cc849 | 595 | { |
d0a1b660 LPC |
596 | return snd_pcm_hw_constraint_single(substream->runtime, |
597 | SNDRV_PCM_HW_PARAM_RATE, 48000); | |
996cc849 SP |
598 | } |
599 | ||
a2d5563b PLB |
600 | static struct snd_soc_ops byt_rt5640_aif1_ops = { |
601 | .startup = byt_rt5640_aif1_startup, | |
996cc849 SP |
602 | }; |
603 | ||
a2d5563b PLB |
604 | static struct snd_soc_ops byt_rt5640_be_ssp2_ops = { |
605 | .hw_params = byt_rt5640_aif1_hw_params, | |
996cc849 SP |
606 | }; |
607 | ||
a2d5563b | 608 | static struct snd_soc_dai_link byt_rt5640_dais[] = { |
996cc849 SP |
609 | [MERR_DPCM_AUDIO] = { |
610 | .name = "Baytrail Audio Port", | |
611 | .stream_name = "Baytrail Audio", | |
612 | .cpu_dai_name = "media-cpu-dai", | |
613 | .codec_dai_name = "snd-soc-dummy-dai", | |
614 | .codec_name = "snd-soc-dummy", | |
615 | .platform_name = "sst-mfld-platform", | |
616 | .ignore_suspend = 1, | |
617 | .dynamic = 1, | |
618 | .dpcm_playback = 1, | |
619 | .dpcm_capture = 1, | |
a2d5563b | 620 | .ops = &byt_rt5640_aif1_ops, |
996cc849 | 621 | }, |
d35eb96a PLB |
622 | [MERR_DPCM_DEEP_BUFFER] = { |
623 | .name = "Deep-Buffer Audio Port", | |
624 | .stream_name = "Deep-Buffer Audio", | |
625 | .cpu_dai_name = "deepbuffer-cpu-dai", | |
626 | .codec_dai_name = "snd-soc-dummy-dai", | |
627 | .codec_name = "snd-soc-dummy", | |
628 | .platform_name = "sst-mfld-platform", | |
629 | .ignore_suspend = 1, | |
630 | .nonatomic = true, | |
631 | .dynamic = 1, | |
632 | .dpcm_playback = 1, | |
633 | .ops = &byt_rt5640_aif1_ops, | |
634 | }, | |
996cc849 SP |
635 | [MERR_DPCM_COMPR] = { |
636 | .name = "Baytrail Compressed Port", | |
637 | .stream_name = "Baytrail Compress", | |
638 | .cpu_dai_name = "compress-cpu-dai", | |
639 | .codec_dai_name = "snd-soc-dummy-dai", | |
640 | .codec_name = "snd-soc-dummy", | |
641 | .platform_name = "sst-mfld-platform", | |
642 | }, | |
643 | /* back ends */ | |
644 | { | |
645 | .name = "SSP2-Codec", | |
2f0ad491 | 646 | .id = 1, |
f47088d5 | 647 | .cpu_dai_name = "ssp2-port", /* overwritten for ssp0 routing */ |
996cc849 SP |
648 | .platform_name = "sst-mfld-platform", |
649 | .no_pcm = 1, | |
89b8907c | 650 | .codec_dai_name = "rt5640-aif1", /* changed w/ quirk */ |
7762ef42 | 651 | .codec_name = "i2c-10EC5640:00", /* overwritten with HID */ |
996cc849 SP |
652 | .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
653 | | SND_SOC_DAIFMT_CBS_CFS, | |
a2d5563b | 654 | .be_hw_params_fixup = byt_rt5640_codec_fixup, |
996cc849 SP |
655 | .ignore_suspend = 1, |
656 | .dpcm_playback = 1, | |
657 | .dpcm_capture = 1, | |
9fd57471 | 658 | .init = byt_rt5640_init, |
a2d5563b | 659 | .ops = &byt_rt5640_be_ssp2_ops, |
996cc849 SP |
660 | }, |
661 | }; | |
662 | ||
663 | /* SoC card */ | |
9fd57471 | 664 | static struct snd_soc_card byt_rt5640_card = { |
a2d5563b | 665 | .name = "bytcr-rt5640", |
54d8697f | 666 | .owner = THIS_MODULE, |
a2d5563b PLB |
667 | .dai_link = byt_rt5640_dais, |
668 | .num_links = ARRAY_SIZE(byt_rt5640_dais), | |
669 | .dapm_widgets = byt_rt5640_widgets, | |
670 | .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets), | |
671 | .dapm_routes = byt_rt5640_audio_map, | |
672 | .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map), | |
9fd57471 | 673 | .fully_routed = true, |
996cc849 SP |
674 | }; |
675 | ||
caf94ed8 | 676 | static char byt_rt5640_codec_name[16]; /* i2c-<HID>:00 with HID being 8 chars */ |
89b8907c | 677 | static char byt_rt5640_codec_aif_name[12]; /* = "rt5640-aif[1|2]" */ |
f47088d5 | 678 | static char byt_rt5640_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ |
caf94ed8 | 679 | |
e214f5e7 PLB |
680 | static bool is_valleyview(void) |
681 | { | |
cac17731 | 682 | static const struct x86_cpu_id cpu_ids[] = { |
e214f5e7 PLB |
683 | { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */ |
684 | {} | |
685 | }; | |
686 | ||
687 | if (!x86_match_cpu(cpu_ids)) | |
688 | return false; | |
689 | return true; | |
690 | } | |
691 | ||
df1a2776 | 692 | |
a2d5563b | 693 | static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) |
996cc849 SP |
694 | { |
695 | int ret_val = 0; | |
caf94ed8 | 696 | struct sst_acpi_mach *mach; |
a232b96d PLB |
697 | const char *i2c_name = NULL; |
698 | int i; | |
699 | int dai_index; | |
df1a2776 IT |
700 | struct byt_rt5640_private *priv; |
701 | ||
702 | priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_ATOMIC); | |
703 | if (!priv) | |
704 | return -ENOMEM; | |
996cc849 SP |
705 | |
706 | /* register the soc card */ | |
9fd57471 | 707 | byt_rt5640_card.dev = &pdev->dev; |
caf94ed8 | 708 | mach = byt_rt5640_card.dev->platform_data; |
df1a2776 | 709 | snd_soc_card_set_drvdata(&byt_rt5640_card, priv); |
caf94ed8 | 710 | |
a232b96d PLB |
711 | /* fix index of codec dai */ |
712 | dai_index = MERR_DPCM_COMPR + 1; | |
713 | for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) { | |
714 | if (!strcmp(byt_rt5640_dais[i].codec_name, "i2c-10EC5640:00")) { | |
715 | dai_index = i; | |
716 | break; | |
717 | } | |
718 | } | |
719 | ||
caf94ed8 | 720 | /* fixup codec name based on HID */ |
a232b96d PLB |
721 | i2c_name = sst_acpi_find_name_from_hid(mach->id); |
722 | if (i2c_name != NULL) { | |
723 | snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name), | |
724 | "%s%s", "i2c-", i2c_name); | |
725 | ||
726 | byt_rt5640_dais[dai_index].codec_name = byt_rt5640_codec_name; | |
727 | } | |
9fd57471 | 728 | |
e214f5e7 PLB |
729 | /* |
730 | * swap SSP0 if bytcr is detected | |
731 | * (will be overridden if DMI quirk is detected) | |
732 | */ | |
733 | if (is_valleyview()) { | |
734 | struct sst_platform_info *p_info = mach->pdata; | |
735 | const struct sst_res_info *res_info = p_info->res_info; | |
736 | ||
737 | /* TODO: use CHAN package info from BIOS to detect AIF1/AIF2 */ | |
738 | if (res_info->acpi_ipc_irq_index == 0) { | |
739 | byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; | |
740 | } | |
741 | } | |
742 | ||
ab738e4e PLB |
743 | /* check quirks before creating card */ |
744 | dmi_check_system(byt_rt5640_quirk_table); | |
d7e60d52 | 745 | log_quirks(&pdev->dev); |
ab738e4e | 746 | |
f47088d5 PLB |
747 | if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) || |
748 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
89b8907c PLB |
749 | |
750 | /* fixup codec aif name */ | |
751 | snprintf(byt_rt5640_codec_aif_name, | |
752 | sizeof(byt_rt5640_codec_aif_name), | |
753 | "%s", "rt5640-aif2"); | |
754 | ||
755 | byt_rt5640_dais[dai_index].codec_dai_name = | |
756 | byt_rt5640_codec_aif_name; | |
757 | } | |
758 | ||
f47088d5 PLB |
759 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || |
760 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
761 | ||
762 | /* fixup cpu dai name name */ | |
763 | snprintf(byt_rt5640_cpu_dai_name, | |
764 | sizeof(byt_rt5640_cpu_dai_name), | |
765 | "%s", "ssp0-port"); | |
766 | ||
767 | byt_rt5640_dais[dai_index].cpu_dai_name = | |
768 | byt_rt5640_cpu_dai_name; | |
769 | } | |
770 | ||
df1a2776 IT |
771 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && (is_valleyview())) { |
772 | priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); | |
773 | if (IS_ERR(priv->mclk)) { | |
774 | dev_err(&pdev->dev, | |
775 | "Failed to get MCLK from pmc_plt_clk_3: %ld\n", | |
776 | PTR_ERR(priv->mclk)); | |
777 | return PTR_ERR(priv->mclk); | |
778 | } | |
779 | } | |
780 | ||
9fd57471 | 781 | ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card); |
996cc849 | 782 | |
996cc849 | 783 | if (ret_val) { |
a2d5563b PLB |
784 | dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", |
785 | ret_val); | |
996cc849 SP |
786 | return ret_val; |
787 | } | |
9fd57471 | 788 | platform_set_drvdata(pdev, &byt_rt5640_card); |
996cc849 SP |
789 | return ret_val; |
790 | } | |
791 | ||
a2d5563b | 792 | static struct platform_driver snd_byt_rt5640_mc_driver = { |
996cc849 | 793 | .driver = { |
a2d5563b | 794 | .name = "bytcr_rt5640", |
996cc849 SP |
795 | .pm = &snd_soc_pm_ops, |
796 | }, | |
a2d5563b | 797 | .probe = snd_byt_rt5640_mc_probe, |
996cc849 SP |
798 | }; |
799 | ||
a2d5563b | 800 | module_platform_driver(snd_byt_rt5640_mc_driver); |
996cc849 SP |
801 | |
802 | MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver"); | |
803 | MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>"); | |
804 | MODULE_LICENSE("GPL v2"); | |
a2d5563b | 805 | MODULE_ALIAS("platform:bytcr_rt5640"); |