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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 | 59 | |
bf46241b | 60 | static unsigned long byt_rt5640_quirk = BYT_RT5640_MCLK_EN; |
df1a2776 | 61 | |
d7e60d52 PLB |
62 | static void log_quirks(struct device *dev) |
63 | { | |
64 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_DMIC1_MAP) | |
65 | dev_info(dev, "quirk DMIC1_MAP enabled"); | |
66 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_DMIC2_MAP) | |
67 | dev_info(dev, "quirk DMIC2_MAP enabled"); | |
68 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_IN1_MAP) | |
69 | dev_info(dev, "quirk IN1_MAP enabled"); | |
70 | if (BYT_RT5640_MAP(byt_rt5640_quirk) == BYT_RT5640_IN3_MAP) | |
71 | dev_info(dev, "quirk IN3_MAP enabled"); | |
72 | if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) | |
73 | dev_info(dev, "quirk DMIC enabled"); | |
74 | if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) | |
75 | dev_info(dev, "quirk MONO_SPEAKER enabled"); | |
76 | if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) | |
77 | dev_info(dev, "quirk DIFF_MIC enabled"); | |
78 | if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) | |
79 | dev_info(dev, "quirk SSP2_AIF2 enabled"); | |
80 | if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) | |
81 | dev_info(dev, "quirk SSP0_AIF1 enabled"); | |
82 | if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) | |
83 | dev_info(dev, "quirk SSP0_AIF2 enabled"); | |
84 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_EN) | |
85 | dev_info(dev, "quirk MCLK_EN enabled"); | |
86 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) | |
87 | dev_info(dev, "quirk MCLK_25MHZ enabled"); | |
88 | } | |
89 | ||
90 | ||
df1a2776 IT |
91 | #define BYT_CODEC_DAI1 "rt5640-aif1" |
92 | #define BYT_CODEC_DAI2 "rt5640-aif2" | |
93 | ||
94 | static inline struct snd_soc_dai *byt_get_codec_dai(struct snd_soc_card *card) | |
95 | { | |
96 | struct snd_soc_pcm_runtime *rtd; | |
97 | ||
98 | list_for_each_entry(rtd, &card->rtd_list, list) { | |
99 | if (!strncmp(rtd->codec_dai->name, BYT_CODEC_DAI1, | |
100 | strlen(BYT_CODEC_DAI1))) | |
101 | return rtd->codec_dai; | |
102 | if (!strncmp(rtd->codec_dai->name, BYT_CODEC_DAI2, | |
103 | strlen(BYT_CODEC_DAI2))) | |
104 | return rtd->codec_dai; | |
105 | ||
106 | } | |
107 | return NULL; | |
108 | } | |
109 | ||
110 | static int platform_clock_control(struct snd_soc_dapm_widget *w, | |
111 | struct snd_kcontrol *k, int event) | |
112 | { | |
113 | struct snd_soc_dapm_context *dapm = w->dapm; | |
114 | struct snd_soc_card *card = dapm->card; | |
115 | struct snd_soc_dai *codec_dai; | |
116 | struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); | |
117 | int ret; | |
118 | ||
119 | codec_dai = byt_get_codec_dai(card); | |
120 | if (!codec_dai) { | |
121 | dev_err(card->dev, | |
122 | "Codec dai not found; Unable to set platform clock\n"); | |
123 | return -EIO; | |
124 | } | |
125 | ||
126 | if (SND_SOC_DAPM_EVENT_ON(event)) { | |
127 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) { | |
128 | ret = clk_prepare_enable(priv->mclk); | |
129 | if (ret < 0) { | |
130 | dev_err(card->dev, | |
131 | "could not configure MCLK state"); | |
132 | return ret; | |
133 | } | |
134 | } | |
135 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, | |
136 | 48000 * 512, | |
137 | SND_SOC_CLOCK_IN); | |
138 | } else { | |
139 | /* | |
140 | * Set codec clock source to internal clock before | |
141 | * turning off the platform clock. Codec needs clock | |
142 | * for Jack detection and button press | |
143 | */ | |
144 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK, | |
145 | 0, | |
146 | SND_SOC_CLOCK_IN); | |
147 | if (!ret) { | |
148 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) | |
149 | clk_disable_unprepare(priv->mclk); | |
150 | } | |
151 | } | |
152 | ||
153 | if (ret < 0) { | |
154 | dev_err(card->dev, "can't set codec sysclk: %d\n", ret); | |
155 | return ret; | |
156 | } | |
157 | ||
158 | return 0; | |
159 | } | |
ab738e4e | 160 | |
a2d5563b | 161 | static const struct snd_soc_dapm_widget byt_rt5640_widgets[] = { |
996cc849 SP |
162 | SND_SOC_DAPM_HP("Headphone", NULL), |
163 | SND_SOC_DAPM_MIC("Headset Mic", NULL), | |
e2be1da0 PLB |
164 | SND_SOC_DAPM_MIC("Internal Mic", NULL), |
165 | SND_SOC_DAPM_SPK("Speaker", NULL), | |
df1a2776 IT |
166 | SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, |
167 | platform_clock_control, SND_SOC_DAPM_PRE_PMU | | |
168 | SND_SOC_DAPM_POST_PMD), | |
169 | ||
996cc849 SP |
170 | }; |
171 | ||
a2d5563b | 172 | static const struct snd_soc_dapm_route byt_rt5640_audio_map[] = { |
df1a2776 IT |
173 | {"Headphone", NULL, "Platform Clock"}, |
174 | {"Headset Mic", NULL, "Platform Clock"}, | |
175 | {"Internal Mic", NULL, "Platform Clock"}, | |
176 | {"Speaker", NULL, "Platform Clock"}, | |
177 | ||
996cc849 | 178 | {"Headset Mic", NULL, "MICBIAS1"}, |
e2be1da0 | 179 | {"IN2P", NULL, "Headset Mic"}, |
996cc849 SP |
180 | {"Headphone", NULL, "HPOL"}, |
181 | {"Headphone", NULL, "HPOR"}, | |
996cc849 SP |
182 | }; |
183 | ||
a2d5563b PLB |
184 | static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic1_map[] = { |
185 | {"DMIC1", NULL, "Internal Mic"}, | |
186 | }; | |
187 | ||
188 | static const struct snd_soc_dapm_route byt_rt5640_intmic_dmic2_map[] = { | |
189 | {"DMIC2", NULL, "Internal Mic"}, | |
190 | }; | |
191 | ||
192 | static const struct snd_soc_dapm_route byt_rt5640_intmic_in1_map[] = { | |
193 | {"Internal Mic", NULL, "MICBIAS1"}, | |
194 | {"IN1P", NULL, "Internal Mic"}, | |
195 | }; | |
196 | ||
59e8b652 PLB |
197 | static const struct snd_soc_dapm_route byt_rt5640_intmic_in3_map[] = { |
198 | {"Internal Mic", NULL, "MICBIAS1"}, | |
199 | {"IN3P", NULL, "Internal Mic"}, | |
200 | }; | |
201 | ||
89b8907c PLB |
202 | static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif1_map[] = { |
203 | {"ssp2 Tx", NULL, "codec_out0"}, | |
204 | {"ssp2 Tx", NULL, "codec_out1"}, | |
205 | {"codec_in0", NULL, "ssp2 Rx"}, | |
206 | {"codec_in1", NULL, "ssp2 Rx"}, | |
207 | ||
208 | {"AIF1 Playback", NULL, "ssp2 Tx"}, | |
209 | {"ssp2 Rx", NULL, "AIF1 Capture"}, | |
210 | }; | |
211 | ||
212 | static const struct snd_soc_dapm_route byt_rt5640_ssp2_aif2_map[] = { | |
213 | {"ssp2 Tx", NULL, "codec_out0"}, | |
214 | {"ssp2 Tx", NULL, "codec_out1"}, | |
215 | {"codec_in0", NULL, "ssp2 Rx"}, | |
216 | {"codec_in1", NULL, "ssp2 Rx"}, | |
217 | ||
218 | {"AIF2 Playback", NULL, "ssp2 Tx"}, | |
219 | {"ssp2 Rx", NULL, "AIF2 Capture"}, | |
220 | }; | |
221 | ||
f47088d5 PLB |
222 | static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif1_map[] = { |
223 | {"ssp0 Tx", NULL, "modem_out"}, | |
224 | {"modem_in", NULL, "ssp0 Rx"}, | |
225 | ||
226 | {"AIF1 Playback", NULL, "ssp0 Tx"}, | |
227 | {"ssp0 Rx", NULL, "AIF1 Capture"}, | |
228 | }; | |
229 | ||
230 | static const struct snd_soc_dapm_route byt_rt5640_ssp0_aif2_map[] = { | |
231 | {"ssp0 Tx", NULL, "modem_out"}, | |
232 | {"modem_in", NULL, "ssp0 Rx"}, | |
233 | ||
234 | {"AIF2 Playback", NULL, "ssp0 Tx"}, | |
235 | {"ssp0 Rx", NULL, "AIF2 Capture"}, | |
236 | }; | |
237 | ||
68817cdb PLB |
238 | static const struct snd_soc_dapm_route byt_rt5640_stereo_spk_map[] = { |
239 | {"Speaker", NULL, "SPOLP"}, | |
240 | {"Speaker", NULL, "SPOLN"}, | |
241 | {"Speaker", NULL, "SPORP"}, | |
242 | {"Speaker", NULL, "SPORN"}, | |
243 | }; | |
244 | ||
245 | static const struct snd_soc_dapm_route byt_rt5640_mono_spk_map[] = { | |
246 | {"Speaker", NULL, "SPOLP"}, | |
247 | {"Speaker", NULL, "SPOLN"}, | |
248 | }; | |
249 | ||
a2d5563b | 250 | static const struct snd_kcontrol_new byt_rt5640_controls[] = { |
996cc849 SP |
251 | SOC_DAPM_PIN_SWITCH("Headphone"), |
252 | SOC_DAPM_PIN_SWITCH("Headset Mic"), | |
e2be1da0 PLB |
253 | SOC_DAPM_PIN_SWITCH("Internal Mic"), |
254 | SOC_DAPM_PIN_SWITCH("Speaker"), | |
996cc849 SP |
255 | }; |
256 | ||
a2d5563b | 257 | static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream, |
996cc849 SP |
258 | struct snd_pcm_hw_params *params) |
259 | { | |
260 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
261 | struct snd_soc_dai *codec_dai = rtd->codec_dai; | |
262 | int ret; | |
263 | ||
996cc849 SP |
264 | ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_PLL1, |
265 | params_rate(params) * 512, | |
266 | SND_SOC_CLOCK_IN); | |
df1a2776 | 267 | |
996cc849 SP |
268 | if (ret < 0) { |
269 | dev_err(rtd->dev, "can't set codec clock %d\n", ret); | |
270 | return ret; | |
271 | } | |
272 | ||
df1a2776 IT |
273 | if (!(byt_rt5640_quirk & BYT_RT5640_MCLK_EN)) { |
274 | /* use bitclock as PLL input */ | |
275 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || | |
276 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
277 | ||
278 | /* 2x16 bit slots on SSP0 */ | |
279 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
280 | RT5640_PLL1_S_BCLK1, | |
281 | params_rate(params) * 32, | |
282 | params_rate(params) * 512); | |
283 | } else { | |
284 | /* 2x15 bit slots on SSP2 */ | |
285 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
286 | RT5640_PLL1_S_BCLK1, | |
287 | params_rate(params) * 50, | |
288 | params_rate(params) * 512); | |
289 | } | |
038a50e7 | 290 | } else { |
df1a2776 IT |
291 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) { |
292 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
293 | RT5640_PLL1_S_MCLK, | |
294 | 25000000, | |
295 | params_rate(params) * 512); | |
296 | } else { | |
297 | ret = snd_soc_dai_set_pll(codec_dai, 0, | |
298 | RT5640_PLL1_S_MCLK, | |
299 | 19200000, | |
300 | params_rate(params) * 512); | |
301 | } | |
038a50e7 PLB |
302 | } |
303 | ||
996cc849 SP |
304 | if (ret < 0) { |
305 | dev_err(rtd->dev, "can't set codec pll: %d\n", ret); | |
306 | return ret; | |
307 | } | |
308 | ||
309 | return 0; | |
310 | } | |
311 | ||
a2d5563b PLB |
312 | static int byt_rt5640_quirk_cb(const struct dmi_system_id *id) |
313 | { | |
314 | byt_rt5640_quirk = (unsigned long)id->driver_data; | |
315 | return 1; | |
316 | } | |
317 | ||
318 | static const struct dmi_system_id byt_rt5640_quirk_table[] = { | |
319 | { | |
320 | .callback = byt_rt5640_quirk_cb, | |
321 | .matches = { | |
73442e3c PLB |
322 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
323 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"), | |
a2d5563b | 324 | }, |
df1a2776 IT |
325 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | |
326 | BYT_RT5640_MCLK_EN), | |
a2d5563b PLB |
327 | }, |
328 | { | |
329 | .callback = byt_rt5640_quirk_cb, | |
330 | .matches = { | |
73442e3c PLB |
331 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), |
332 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TAF"), | |
333 | }, | |
68817cdb | 334 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | |
5d98f58f | 335 | BYT_RT5640_MONO_SPEAKER | |
e214f5e7 | 336 | BYT_RT5640_DIFF_MIC | |
df1a2776 IT |
337 | BYT_RT5640_SSP0_AIF2 | |
338 | BYT_RT5640_MCLK_EN | |
68817cdb | 339 | ), |
73442e3c PLB |
340 | }, |
341 | { | |
342 | .callback = byt_rt5640_quirk_cb, | |
343 | .matches = { | |
344 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "DellInc."), | |
345 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Venue 8 Pro 5830"), | |
a2d5563b PLB |
346 | }, |
347 | .driver_data = (unsigned long *)(BYT_RT5640_DMIC2_MAP | | |
df1a2776 IT |
348 | BYT_RT5640_DMIC_EN | |
349 | BYT_RT5640_MCLK_EN), | |
a2d5563b | 350 | }, |
55fc2056 JFM |
351 | { |
352 | .callback = byt_rt5640_quirk_cb, | |
353 | .matches = { | |
73442e3c PLB |
354 | DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), |
355 | DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "HP ElitePad 1000 G2"), | |
55fc2056 | 356 | }, |
df1a2776 IT |
357 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | |
358 | BYT_RT5640_MCLK_EN), | |
55fc2056 | 359 | }, |
0565e773 IT |
360 | { |
361 | .callback = byt_rt5640_quirk_cb, | |
362 | .matches = { | |
363 | DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), | |
364 | DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), | |
365 | }, | |
366 | .driver_data = (unsigned long *)(BYT_RT5640_DMIC1_MAP | | |
367 | BYT_RT5640_DMIC_EN), | |
368 | }, | |
ec1c90e7 PLB |
369 | { |
370 | .callback = byt_rt5640_quirk_cb, | |
371 | .matches = { | |
372 | DMI_MATCH(DMI_BOARD_VENDOR, "TECLAST"), | |
373 | DMI_MATCH(DMI_BOARD_NAME, "tPAD"), | |
374 | }, | |
375 | .driver_data = (unsigned long *)(BYT_RT5640_IN3_MAP | | |
376 | BYT_RT5640_MCLK_EN | | |
377 | BYT_RT5640_SSP0_AIF1), | |
378 | }, | |
8f98307d PLB |
379 | { |
380 | .callback = byt_rt5640_quirk_cb, | |
381 | .matches = { | |
382 | DMI_MATCH(DMI_SYS_VENDOR, "Acer"), | |
383 | DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"), | |
384 | }, | |
385 | .driver_data = (unsigned long *)(BYT_RT5640_IN1_MAP | | |
386 | BYT_RT5640_MCLK_EN | | |
387 | BYT_RT5640_SSP0_AIF1), | |
388 | ||
389 | }, | |
a2d5563b PLB |
390 | {} |
391 | }; | |
392 | ||
9fd57471 PLB |
393 | static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) |
394 | { | |
395 | int ret; | |
396 | struct snd_soc_codec *codec = runtime->codec; | |
397 | struct snd_soc_card *card = runtime->card; | |
398 | const struct snd_soc_dapm_route *custom_map; | |
df1a2776 | 399 | struct byt_rt5640_private *priv = snd_soc_card_get_drvdata(card); |
9fd57471 PLB |
400 | int num_routes; |
401 | ||
402 | card->dapm.idle_bias_off = true; | |
403 | ||
0ec66e2d PLB |
404 | rt5640_sel_asrc_clk_src(codec, |
405 | RT5640_DA_STEREO_FILTER | | |
df1a2776 IT |
406 | RT5640_DA_MONO_L_FILTER | |
407 | RT5640_DA_MONO_R_FILTER | | |
408 | RT5640_AD_STEREO_FILTER | | |
409 | RT5640_AD_MONO_L_FILTER | | |
410 | RT5640_AD_MONO_R_FILTER, | |
0ec66e2d PLB |
411 | RT5640_CLK_SEL_ASRC); |
412 | ||
9fd57471 PLB |
413 | ret = snd_soc_add_card_controls(card, byt_rt5640_controls, |
414 | ARRAY_SIZE(byt_rt5640_controls)); | |
415 | if (ret) { | |
416 | dev_err(card->dev, "unable to add card controls\n"); | |
417 | return ret; | |
418 | } | |
419 | ||
9fd57471 PLB |
420 | switch (BYT_RT5640_MAP(byt_rt5640_quirk)) { |
421 | case BYT_RT5640_IN1_MAP: | |
422 | custom_map = byt_rt5640_intmic_in1_map; | |
423 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_in1_map); | |
424 | break; | |
59e8b652 PLB |
425 | case BYT_RT5640_IN3_MAP: |
426 | custom_map = byt_rt5640_intmic_in3_map; | |
427 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_in3_map); | |
428 | break; | |
9fd57471 PLB |
429 | case BYT_RT5640_DMIC2_MAP: |
430 | custom_map = byt_rt5640_intmic_dmic2_map; | |
431 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic2_map); | |
432 | break; | |
433 | default: | |
434 | custom_map = byt_rt5640_intmic_dmic1_map; | |
435 | num_routes = ARRAY_SIZE(byt_rt5640_intmic_dmic1_map); | |
436 | } | |
437 | ||
438 | ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); | |
439 | if (ret) | |
440 | return ret; | |
441 | ||
89b8907c PLB |
442 | if (byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) { |
443 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
444 | byt_rt5640_ssp2_aif2_map, | |
445 | ARRAY_SIZE(byt_rt5640_ssp2_aif2_map)); | |
f47088d5 PLB |
446 | } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { |
447 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
448 | byt_rt5640_ssp0_aif1_map, | |
449 | ARRAY_SIZE(byt_rt5640_ssp0_aif1_map)); | |
450 | } else if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2) { | |
451 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
452 | byt_rt5640_ssp0_aif2_map, | |
453 | ARRAY_SIZE(byt_rt5640_ssp0_aif2_map)); | |
89b8907c PLB |
454 | } else { |
455 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
456 | byt_rt5640_ssp2_aif1_map, | |
457 | ARRAY_SIZE(byt_rt5640_ssp2_aif1_map)); | |
458 | } | |
459 | if (ret) | |
460 | return ret; | |
461 | ||
68817cdb PLB |
462 | if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) { |
463 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
464 | byt_rt5640_mono_spk_map, | |
465 | ARRAY_SIZE(byt_rt5640_mono_spk_map)); | |
466 | } else { | |
467 | ret = snd_soc_dapm_add_routes(&card->dapm, | |
468 | byt_rt5640_stereo_spk_map, | |
469 | ARRAY_SIZE(byt_rt5640_stereo_spk_map)); | |
470 | } | |
471 | if (ret) | |
472 | return ret; | |
473 | ||
5d98f58f PLB |
474 | if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) { |
475 | snd_soc_update_bits(codec, RT5640_IN1_IN2, RT5640_IN_DF1, | |
476 | RT5640_IN_DF1); | |
477 | } | |
478 | ||
9fd57471 PLB |
479 | if (byt_rt5640_quirk & BYT_RT5640_DMIC_EN) { |
480 | ret = rt5640_dmic_enable(codec, 0, 0); | |
481 | if (ret) | |
482 | return ret; | |
483 | } | |
484 | ||
485 | snd_soc_dapm_ignore_suspend(&card->dapm, "Headphone"); | |
486 | snd_soc_dapm_ignore_suspend(&card->dapm, "Speaker"); | |
487 | ||
df1a2776 IT |
488 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk) { |
489 | /* | |
490 | * The firmware might enable the clock at | |
491 | * boot (this information may or may not | |
492 | * be reflected in the enable clock register). | |
493 | * To change the rate we must disable the clock | |
494 | * first to cover these cases. Due to common | |
495 | * clock framework restrictions that do not allow | |
496 | * to disable a clock that has not been enabled, | |
497 | * we need to enable the clock first. | |
498 | */ | |
499 | ret = clk_prepare_enable(priv->mclk); | |
500 | if (!ret) | |
501 | clk_disable_unprepare(priv->mclk); | |
502 | ||
503 | if (byt_rt5640_quirk & BYT_RT5640_MCLK_25MHZ) | |
504 | ret = clk_set_rate(priv->mclk, 25000000); | |
505 | else | |
506 | ret = clk_set_rate(priv->mclk, 19200000); | |
507 | ||
508 | if (ret) | |
509 | dev_err(card->dev, "unable to set MCLK rate\n"); | |
510 | } | |
511 | ||
9fd57471 PLB |
512 | return ret; |
513 | } | |
514 | ||
a2d5563b | 515 | static const struct snd_soc_pcm_stream byt_rt5640_dai_params = { |
996cc849 SP |
516 | .formats = SNDRV_PCM_FMTBIT_S24_LE, |
517 | .rate_min = 48000, | |
518 | .rate_max = 48000, | |
519 | .channels_min = 2, | |
520 | .channels_max = 2, | |
521 | }; | |
522 | ||
a2d5563b | 523 | static int byt_rt5640_codec_fixup(struct snd_soc_pcm_runtime *rtd, |
996cc849 SP |
524 | struct snd_pcm_hw_params *params) |
525 | { | |
526 | struct snd_interval *rate = hw_param_interval(params, | |
527 | SNDRV_PCM_HW_PARAM_RATE); | |
528 | struct snd_interval *channels = hw_param_interval(params, | |
529 | SNDRV_PCM_HW_PARAM_CHANNELS); | |
3f27dedd | 530 | int ret; |
996cc849 | 531 | |
038a50e7 | 532 | /* The DSP will covert the FE rate to 48k, stereo */ |
996cc849 SP |
533 | rate->min = rate->max = 48000; |
534 | channels->min = channels->max = 2; | |
535 | ||
038a50e7 PLB |
536 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || |
537 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
538 | ||
8f98307d | 539 | /* set SSP0 to 16-bit */ |
038a50e7 PLB |
540 | params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); |
541 | ||
542 | /* | |
543 | * Default mode for SSP configuration is TDM 4 slot, override config | |
544 | * with explicit setting to I2S 2ch 16-bit. The word length is set with | |
545 | * dai_set_tdm_slot() since there is no other API exposed | |
546 | */ | |
547 | ret = snd_soc_dai_set_fmt(rtd->cpu_dai, | |
548 | SND_SOC_DAIFMT_I2S | | |
549 | SND_SOC_DAIFMT_NB_IF | | |
550 | SND_SOC_DAIFMT_CBS_CFS | |
551 | ); | |
552 | if (ret < 0) { | |
553 | dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); | |
554 | return ret; | |
555 | } | |
3f27dedd | 556 | |
038a50e7 PLB |
557 | ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 16); |
558 | if (ret < 0) { | |
559 | dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); | |
560 | return ret; | |
561 | } | |
562 | ||
563 | } else { | |
3f27dedd | 564 | |
038a50e7 PLB |
565 | /* set SSP2 to 24-bit */ |
566 | params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); | |
567 | ||
568 | /* | |
569 | * Default mode for SSP configuration is TDM 4 slot, override config | |
570 | * with explicit setting to I2S 2ch 24-bit. The word length is set with | |
571 | * dai_set_tdm_slot() since there is no other API exposed | |
572 | */ | |
573 | ret = snd_soc_dai_set_fmt(rtd->cpu_dai, | |
574 | SND_SOC_DAIFMT_I2S | | |
575 | SND_SOC_DAIFMT_NB_IF | | |
576 | SND_SOC_DAIFMT_CBS_CFS | |
577 | ); | |
578 | if (ret < 0) { | |
579 | dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret); | |
580 | return ret; | |
581 | } | |
582 | ||
583 | ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24); | |
584 | if (ret < 0) { | |
585 | dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); | |
586 | return ret; | |
587 | } | |
588 | } | |
996cc849 SP |
589 | return 0; |
590 | } | |
591 | ||
a2d5563b | 592 | static int byt_rt5640_aif1_startup(struct snd_pcm_substream *substream) |
996cc849 | 593 | { |
d0a1b660 LPC |
594 | return snd_pcm_hw_constraint_single(substream->runtime, |
595 | SNDRV_PCM_HW_PARAM_RATE, 48000); | |
996cc849 SP |
596 | } |
597 | ||
a2d5563b PLB |
598 | static struct snd_soc_ops byt_rt5640_aif1_ops = { |
599 | .startup = byt_rt5640_aif1_startup, | |
996cc849 SP |
600 | }; |
601 | ||
a2d5563b PLB |
602 | static struct snd_soc_ops byt_rt5640_be_ssp2_ops = { |
603 | .hw_params = byt_rt5640_aif1_hw_params, | |
996cc849 SP |
604 | }; |
605 | ||
a2d5563b | 606 | static struct snd_soc_dai_link byt_rt5640_dais[] = { |
996cc849 SP |
607 | [MERR_DPCM_AUDIO] = { |
608 | .name = "Baytrail Audio Port", | |
609 | .stream_name = "Baytrail Audio", | |
610 | .cpu_dai_name = "media-cpu-dai", | |
611 | .codec_dai_name = "snd-soc-dummy-dai", | |
612 | .codec_name = "snd-soc-dummy", | |
613 | .platform_name = "sst-mfld-platform", | |
614 | .ignore_suspend = 1, | |
615 | .dynamic = 1, | |
616 | .dpcm_playback = 1, | |
617 | .dpcm_capture = 1, | |
a2d5563b | 618 | .ops = &byt_rt5640_aif1_ops, |
996cc849 | 619 | }, |
d35eb96a PLB |
620 | [MERR_DPCM_DEEP_BUFFER] = { |
621 | .name = "Deep-Buffer Audio Port", | |
622 | .stream_name = "Deep-Buffer Audio", | |
623 | .cpu_dai_name = "deepbuffer-cpu-dai", | |
624 | .codec_dai_name = "snd-soc-dummy-dai", | |
625 | .codec_name = "snd-soc-dummy", | |
626 | .platform_name = "sst-mfld-platform", | |
627 | .ignore_suspend = 1, | |
628 | .nonatomic = true, | |
629 | .dynamic = 1, | |
630 | .dpcm_playback = 1, | |
631 | .ops = &byt_rt5640_aif1_ops, | |
632 | }, | |
996cc849 SP |
633 | [MERR_DPCM_COMPR] = { |
634 | .name = "Baytrail Compressed Port", | |
635 | .stream_name = "Baytrail Compress", | |
636 | .cpu_dai_name = "compress-cpu-dai", | |
637 | .codec_dai_name = "snd-soc-dummy-dai", | |
638 | .codec_name = "snd-soc-dummy", | |
639 | .platform_name = "sst-mfld-platform", | |
640 | }, | |
641 | /* back ends */ | |
642 | { | |
643 | .name = "SSP2-Codec", | |
2f0ad491 | 644 | .id = 1, |
f47088d5 | 645 | .cpu_dai_name = "ssp2-port", /* overwritten for ssp0 routing */ |
996cc849 SP |
646 | .platform_name = "sst-mfld-platform", |
647 | .no_pcm = 1, | |
89b8907c | 648 | .codec_dai_name = "rt5640-aif1", /* changed w/ quirk */ |
7762ef42 | 649 | .codec_name = "i2c-10EC5640:00", /* overwritten with HID */ |
996cc849 SP |
650 | .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
651 | | SND_SOC_DAIFMT_CBS_CFS, | |
a2d5563b | 652 | .be_hw_params_fixup = byt_rt5640_codec_fixup, |
996cc849 SP |
653 | .ignore_suspend = 1, |
654 | .dpcm_playback = 1, | |
655 | .dpcm_capture = 1, | |
9fd57471 | 656 | .init = byt_rt5640_init, |
a2d5563b | 657 | .ops = &byt_rt5640_be_ssp2_ops, |
996cc849 SP |
658 | }, |
659 | }; | |
660 | ||
661 | /* SoC card */ | |
9fd57471 | 662 | static struct snd_soc_card byt_rt5640_card = { |
a2d5563b | 663 | .name = "bytcr-rt5640", |
54d8697f | 664 | .owner = THIS_MODULE, |
a2d5563b PLB |
665 | .dai_link = byt_rt5640_dais, |
666 | .num_links = ARRAY_SIZE(byt_rt5640_dais), | |
667 | .dapm_widgets = byt_rt5640_widgets, | |
668 | .num_dapm_widgets = ARRAY_SIZE(byt_rt5640_widgets), | |
669 | .dapm_routes = byt_rt5640_audio_map, | |
670 | .num_dapm_routes = ARRAY_SIZE(byt_rt5640_audio_map), | |
9fd57471 | 671 | .fully_routed = true, |
996cc849 SP |
672 | }; |
673 | ||
caf94ed8 | 674 | static char byt_rt5640_codec_name[16]; /* i2c-<HID>:00 with HID being 8 chars */ |
89b8907c | 675 | static char byt_rt5640_codec_aif_name[12]; /* = "rt5640-aif[1|2]" */ |
f47088d5 | 676 | static char byt_rt5640_cpu_dai_name[10]; /* = "ssp[0|2]-port" */ |
caf94ed8 | 677 | |
e214f5e7 PLB |
678 | static bool is_valleyview(void) |
679 | { | |
cac17731 | 680 | static const struct x86_cpu_id cpu_ids[] = { |
e214f5e7 PLB |
681 | { X86_VENDOR_INTEL, 6, 55 }, /* Valleyview, Bay Trail */ |
682 | {} | |
683 | }; | |
684 | ||
685 | if (!x86_match_cpu(cpu_ids)) | |
686 | return false; | |
687 | return true; | |
688 | } | |
689 | ||
64e84305 PLB |
690 | struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ |
691 | u64 aif_value; /* 1: AIF1, 2: AIF2 */ | |
692 | u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ | |
693 | }; | |
df1a2776 | 694 | |
a2d5563b | 695 | static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) |
996cc849 SP |
696 | { |
697 | int ret_val = 0; | |
caf94ed8 | 698 | struct sst_acpi_mach *mach; |
a232b96d PLB |
699 | const char *i2c_name = NULL; |
700 | int i; | |
701 | int dai_index; | |
df1a2776 | 702 | struct byt_rt5640_private *priv; |
64e84305 | 703 | bool is_bytcr = false; |
df1a2776 IT |
704 | |
705 | priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_ATOMIC); | |
706 | if (!priv) | |
707 | return -ENOMEM; | |
996cc849 SP |
708 | |
709 | /* register the soc card */ | |
9fd57471 | 710 | byt_rt5640_card.dev = &pdev->dev; |
caf94ed8 | 711 | mach = byt_rt5640_card.dev->platform_data; |
df1a2776 | 712 | snd_soc_card_set_drvdata(&byt_rt5640_card, priv); |
caf94ed8 | 713 | |
a232b96d PLB |
714 | /* fix index of codec dai */ |
715 | dai_index = MERR_DPCM_COMPR + 1; | |
716 | for (i = 0; i < ARRAY_SIZE(byt_rt5640_dais); i++) { | |
717 | if (!strcmp(byt_rt5640_dais[i].codec_name, "i2c-10EC5640:00")) { | |
718 | dai_index = i; | |
719 | break; | |
720 | } | |
721 | } | |
722 | ||
caf94ed8 | 723 | /* fixup codec name based on HID */ |
a232b96d PLB |
724 | i2c_name = sst_acpi_find_name_from_hid(mach->id); |
725 | if (i2c_name != NULL) { | |
726 | snprintf(byt_rt5640_codec_name, sizeof(byt_rt5640_codec_name), | |
727 | "%s%s", "i2c-", i2c_name); | |
728 | ||
729 | byt_rt5640_dais[dai_index].codec_name = byt_rt5640_codec_name; | |
730 | } | |
9fd57471 | 731 | |
e214f5e7 PLB |
732 | /* |
733 | * swap SSP0 if bytcr is detected | |
734 | * (will be overridden if DMI quirk is detected) | |
735 | */ | |
736 | if (is_valleyview()) { | |
737 | struct sst_platform_info *p_info = mach->pdata; | |
738 | const struct sst_res_info *res_info = p_info->res_info; | |
739 | ||
64e84305 PLB |
740 | if (res_info->acpi_ipc_irq_index == 0) |
741 | is_bytcr = true; | |
742 | } | |
743 | ||
744 | if (is_bytcr) { | |
745 | /* | |
746 | * Baytrail CR platforms may have CHAN package in BIOS, try | |
747 | * to find relevant routing quirk based as done on Windows | |
748 | * platforms. We have to read the information directly from the | |
749 | * BIOS, at this stage the card is not created and the links | |
750 | * with the codec driver/pdata are non-existent | |
751 | */ | |
752 | ||
753 | struct acpi_chan_package chan_package; | |
754 | ||
755 | /* format specified: 2 64-bit integers */ | |
756 | struct acpi_buffer format = {sizeof("NN"), "NN"}; | |
757 | struct acpi_buffer state = {0, NULL}; | |
758 | struct sst_acpi_package_context pkg_ctx; | |
759 | bool pkg_found = false; | |
760 | ||
761 | state.length = sizeof(chan_package); | |
762 | state.pointer = &chan_package; | |
763 | ||
764 | pkg_ctx.name = "CHAN"; | |
765 | pkg_ctx.length = 2; | |
766 | pkg_ctx.format = &format; | |
767 | pkg_ctx.state = &state; | |
768 | pkg_ctx.data_valid = false; | |
769 | ||
770 | pkg_found = sst_acpi_find_package_from_hid(mach->id, &pkg_ctx); | |
771 | if (pkg_found) { | |
772 | if (chan_package.aif_value == 1) { | |
773 | dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n"); | |
774 | byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF1; | |
775 | } else if (chan_package.aif_value == 2) { | |
776 | dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n"); | |
777 | byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; | |
778 | } else { | |
779 | dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n"); | |
780 | pkg_found = false; | |
781 | } | |
782 | } | |
783 | ||
784 | if (!pkg_found) { | |
785 | /* no BIOS indications, assume SSP0-AIF2 connection */ | |
e214f5e7 PLB |
786 | byt_rt5640_quirk |= BYT_RT5640_SSP0_AIF2; |
787 | } | |
bf46241b PLB |
788 | |
789 | /* change defaults for Baytrail-CR capture */ | |
790 | byt_rt5640_quirk |= BYT_RT5640_IN1_MAP; | |
791 | byt_rt5640_quirk |= BYT_RT5640_DIFF_MIC; | |
792 | } else { | |
793 | byt_rt5640_quirk |= (BYT_RT5640_DMIC1_MAP | | |
794 | BYT_RT5640_DMIC_EN); | |
e214f5e7 PLB |
795 | } |
796 | ||
ab738e4e PLB |
797 | /* check quirks before creating card */ |
798 | dmi_check_system(byt_rt5640_quirk_table); | |
d7e60d52 | 799 | log_quirks(&pdev->dev); |
ab738e4e | 800 | |
f47088d5 PLB |
801 | if ((byt_rt5640_quirk & BYT_RT5640_SSP2_AIF2) || |
802 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
89b8907c PLB |
803 | |
804 | /* fixup codec aif name */ | |
805 | snprintf(byt_rt5640_codec_aif_name, | |
806 | sizeof(byt_rt5640_codec_aif_name), | |
807 | "%s", "rt5640-aif2"); | |
808 | ||
809 | byt_rt5640_dais[dai_index].codec_dai_name = | |
810 | byt_rt5640_codec_aif_name; | |
811 | } | |
812 | ||
f47088d5 PLB |
813 | if ((byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) || |
814 | (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF2)) { | |
815 | ||
816 | /* fixup cpu dai name name */ | |
817 | snprintf(byt_rt5640_cpu_dai_name, | |
818 | sizeof(byt_rt5640_cpu_dai_name), | |
819 | "%s", "ssp0-port"); | |
820 | ||
821 | byt_rt5640_dais[dai_index].cpu_dai_name = | |
822 | byt_rt5640_cpu_dai_name; | |
823 | } | |
824 | ||
df1a2776 IT |
825 | if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && (is_valleyview())) { |
826 | priv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3"); | |
827 | if (IS_ERR(priv->mclk)) { | |
828 | dev_err(&pdev->dev, | |
829 | "Failed to get MCLK from pmc_plt_clk_3: %ld\n", | |
830 | PTR_ERR(priv->mclk)); | |
831 | return PTR_ERR(priv->mclk); | |
832 | } | |
833 | } | |
834 | ||
9fd57471 | 835 | ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_rt5640_card); |
996cc849 | 836 | |
996cc849 | 837 | if (ret_val) { |
a2d5563b PLB |
838 | dev_err(&pdev->dev, "devm_snd_soc_register_card failed %d\n", |
839 | ret_val); | |
996cc849 SP |
840 | return ret_val; |
841 | } | |
9fd57471 | 842 | platform_set_drvdata(pdev, &byt_rt5640_card); |
996cc849 SP |
843 | return ret_val; |
844 | } | |
845 | ||
a2d5563b | 846 | static struct platform_driver snd_byt_rt5640_mc_driver = { |
996cc849 | 847 | .driver = { |
a2d5563b | 848 | .name = "bytcr_rt5640", |
996cc849 SP |
849 | .pm = &snd_soc_pm_ops, |
850 | }, | |
a2d5563b | 851 | .probe = snd_byt_rt5640_mc_probe, |
996cc849 SP |
852 | }; |
853 | ||
a2d5563b | 854 | module_platform_driver(snd_byt_rt5640_mc_driver); |
996cc849 SP |
855 | |
856 | MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver"); | |
857 | MODULE_AUTHOR("Subhransu S. Prusty <subhransu.s.prusty@intel.com>"); | |
858 | MODULE_LICENSE("GPL v2"); | |
a2d5563b | 859 | MODULE_ALIAS("platform:bytcr_rt5640"); |