acp3x-rt5682-max9836.c

  1// SPDX-License-Identifier: GPL-2.0+
  2//
  3// Machine driver for AMD ACP Audio engine using DA7219 & MAX98357 codec.
  4//
  5//Copyright 2016 Advanced Micro Devices, Inc.
  6
  7#include <sound/core.h>
  8#include <sound/soc.h>
  9#include <sound/pcm.h>
 10#include <sound/pcm_params.h>
 11#include <sound/soc-dapm.h>
 12#include <sound/jack.h>
 13#include <linux/clk.h>
 14#include <linux/gpio.h>
 15#include <linux/gpio/consumer.h>
 16#include <linux/module.h>
 17#include <linux/i2c.h>
 18#include <linux/input.h>
 19#include <linux/io.h>
 20#include <linux/acpi.h>
 21
 22#include "raven/acp3x.h"
 23#include "../codecs/rt5682.h"
 24#include "../codecs/rt1015.h"
 25
 26#define PCO_PLAT_CLK 48000000
 27#define RT5682_PLL_FREQ (48000 * 512)
 28#define DUAL_CHANNEL		2
 29
 30static struct snd_soc_jack pco_jack;
 31static struct snd_soc_jack_pin pco_jack_pins[] = {
 32	{
 33		.pin = "Headphone Jack",
 34		.mask = SND_JACK_HEADPHONE,
 35	},
 36	{
 37		.pin = "Headset Mic",
 38		.mask = SND_JACK_MICROPHONE,
 39	},
 40};
 41
 42static struct clk *rt5682_dai_wclk;
 43static struct clk *rt5682_dai_bclk;
 44static struct gpio_desc *dmic_sel;
 45void *soc_is_rltk_max(struct device *dev);
 46
 47enum {
 48	RT5682 = 0,
 49	MAX,
 50	EC,
 51};
 52
 53static int acp3x_5682_init(struct snd_soc_pcm_runtime *rtd)
 54{
 55	int ret;
 56	struct snd_soc_card *card = rtd->card;
 57	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
 58	struct snd_soc_component *component = codec_dai->component;
 59
 60	dev_info(rtd->dev, "codec dai name = %s\n", codec_dai->name);
 61
 62	/* set rt5682 dai fmt */
 63	ret =  snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
 64			| SND_SOC_DAIFMT_NB_NF
 65			| SND_SOC_DAIFMT_CBP_CFP);
 66	if (ret < 0) {
 67		dev_err(rtd->card->dev,
 68				"Failed to set rt5682 dai fmt: %d\n", ret);
 69		return ret;
 70	}
 71
 72	/* set codec PLL */
 73	ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL2, RT5682_PLL2_S_MCLK,
 74				  PCO_PLAT_CLK, RT5682_PLL_FREQ);
 75	if (ret < 0) {
 76		dev_err(rtd->dev, "can't set rt5682 PLL: %d\n", ret);
 77		return ret;
 78	}
 79
 80	/* Set codec sysclk */
 81	ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL2,
 82			RT5682_PLL_FREQ, SND_SOC_CLOCK_IN);
 83	if (ret < 0) {
 84		dev_err(rtd->dev,
 85			"Failed to set rt5682 SYSCLK: %d\n", ret);
 86		return ret;
 87	}
 88
 89	/* Set tdm/i2s1 master bclk ratio */
 90	ret = snd_soc_dai_set_bclk_ratio(codec_dai, 64);
 91	if (ret < 0) {
 92		dev_err(rtd->dev,
 93			"Failed to set rt5682 tdm bclk ratio: %d\n", ret);
 94		return ret;
 95	}
 96
 97	rt5682_dai_wclk = devm_clk_get(component->dev, "rt5682-dai-wclk");
 98	if (IS_ERR(rt5682_dai_wclk))
 99		return PTR_ERR(rt5682_dai_wclk);
100
101	rt5682_dai_bclk = devm_clk_get(component->dev, "rt5682-dai-bclk");
102	if (IS_ERR(rt5682_dai_bclk))
103		return PTR_ERR(rt5682_dai_bclk);
104
105	ret = snd_soc_card_jack_new_pins(card, "Headset Jack",
106					 SND_JACK_HEADSET |
107					 SND_JACK_BTN_0 | SND_JACK_BTN_1 |
108					 SND_JACK_BTN_2 | SND_JACK_BTN_3,
109					 &pco_jack,
110					 pco_jack_pins,
111					 ARRAY_SIZE(pco_jack_pins));
112	if (ret) {
113		dev_err(card->dev, "HP jack creation failed %d\n", ret);
114		return ret;
115	}
116
117	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
118	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
119	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
120	snd_jack_set_key(pco_jack.jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
121
122	ret = snd_soc_component_set_jack(component, &pco_jack, NULL);
123	if (ret) {
124		dev_err(rtd->dev, "Headset Jack call-back failed: %d\n", ret);
125		return ret;
126	}
127
128	return ret;
129}
130
131static int rt5682_clk_enable(struct snd_pcm_substream *substream)
132{
133	int ret = 0;
134	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
135
136	/* RT5682 will support only 48K output with 48M mclk */
137	clk_set_rate(rt5682_dai_wclk, 48000);
138	clk_set_rate(rt5682_dai_bclk, 48000 * 64);
139	ret = clk_prepare_enable(rt5682_dai_wclk);
140	if (ret < 0) {
141		dev_err(rtd->dev, "can't enable wclk %d\n", ret);
142		return ret;
143	}
144
145	return ret;
146}
147
148static int acp3x_1015_hw_params(struct snd_pcm_substream *substream,
149					struct snd_pcm_hw_params *params)
150{
151	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
152	struct snd_soc_dai *codec_dai;
153	int srate, i, ret;
154
155	ret = 0;
156	srate = params_rate(params);
157
158	for_each_rtd_codec_dais(rtd, i, codec_dai) {
159		if (strcmp(codec_dai->name, "rt1015-aif"))
160			continue;
161
162		ret = snd_soc_dai_set_pll(codec_dai, 0, RT1015_PLL_S_BCLK,
163						64 * srate, 256 * srate);
164		if (ret < 0)
165			return ret;
166		ret = snd_soc_dai_set_sysclk(codec_dai, RT1015_SCLK_S_PLL,
167					256 * srate, SND_SOC_CLOCK_IN);
168		if (ret < 0)
169			return ret;
170	}
171	return ret;
172}
173
174static void rt5682_clk_disable(void)
175{
176	clk_disable_unprepare(rt5682_dai_wclk);
177}
178
179static const unsigned int channels[] = {
180	DUAL_CHANNEL,
181};
182
183static const unsigned int rates[] = {
184	48000,
185};
186
187static const struct snd_pcm_hw_constraint_list constraints_rates = {
188	.count = ARRAY_SIZE(rates),
189	.list  = rates,
190	.mask = 0,
191};
192
193static const struct snd_pcm_hw_constraint_list constraints_channels = {
194	.count = ARRAY_SIZE(channels),
195	.list = channels,
196	.mask = 0,
197};
198
199static int acp3x_5682_startup(struct snd_pcm_substream *substream)
200{
201	struct snd_pcm_runtime *runtime = substream->runtime;
202	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
203	struct snd_soc_card *card = rtd->card;
204	struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
205
206	machine->play_i2s_instance = I2S_SP_INSTANCE;
207	machine->cap_i2s_instance = I2S_SP_INSTANCE;
208
209	runtime->hw.channels_max = DUAL_CHANNEL;
210	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
211				   &constraints_channels);
212	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
213				   &constraints_rates);
214	return rt5682_clk_enable(substream);
215}
216
217static int acp3x_max_startup(struct snd_pcm_substream *substream)
218{
219	struct snd_pcm_runtime *runtime = substream->runtime;
220	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
221	struct snd_soc_card *card = rtd->card;
222	struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
223
224	machine->play_i2s_instance = I2S_BT_INSTANCE;
225
226	runtime->hw.channels_max = DUAL_CHANNEL;
227	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
228				   &constraints_channels);
229	snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
230				   &constraints_rates);
231	return rt5682_clk_enable(substream);
232}
233
234static int acp3x_ec_dmic0_startup(struct snd_pcm_substream *substream)
235{
236	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
237	struct snd_soc_card *card = rtd->card;
238	struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
239	struct acp3x_platform_info *machine = snd_soc_card_get_drvdata(card);
240
241	machine->cap_i2s_instance = I2S_BT_INSTANCE;
242	snd_soc_dai_set_bclk_ratio(codec_dai, 64);
243
244	return rt5682_clk_enable(substream);
245}
246
247static int dmic_switch;
248
249static int dmic_get(struct snd_kcontrol *kcontrol,
250			 struct snd_ctl_elem_value *ucontrol)
251{
252	ucontrol->value.integer.value[0] = dmic_switch;
253	return 0;
254}
255
256static int dmic_set(struct snd_kcontrol *kcontrol,
257			 struct snd_ctl_elem_value *ucontrol)
258{
259	if (dmic_sel) {
260		dmic_switch = ucontrol->value.integer.value[0];
261		gpiod_set_value(dmic_sel, dmic_switch);
262	}
263	return 0;
264}
265
266static void rt5682_shutdown(struct snd_pcm_substream *substream)
267{
268	rt5682_clk_disable();
269}
270
271static const struct snd_soc_ops acp3x_5682_ops = {
272	.startup = acp3x_5682_startup,
273	.shutdown = rt5682_shutdown,
274};
275
276static const struct snd_soc_ops acp3x_max_play_ops = {
277	.startup = acp3x_max_startup,
278	.shutdown = rt5682_shutdown,
279	.hw_params = acp3x_1015_hw_params,
280};
281
282static const struct snd_soc_ops acp3x_ec_cap0_ops = {
283	.startup = acp3x_ec_dmic0_startup,
284	.shutdown = rt5682_shutdown,
285};
286
287SND_SOC_DAILINK_DEF(acp3x_i2s,
288	DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.0")));
289SND_SOC_DAILINK_DEF(acp3x_bt,
290	DAILINK_COMP_ARRAY(COMP_CPU("acp3x_i2s_playcap.2")));
291
292SND_SOC_DAILINK_DEF(rt5682,
293	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5682:00", "rt5682-aif1")));
294SND_SOC_DAILINK_DEF(max,
295	DAILINK_COMP_ARRAY(COMP_CODEC("MX98357A:00", "HiFi")));
296SND_SOC_DAILINK_DEF(rt1015p,
297	DAILINK_COMP_ARRAY(COMP_CODEC("RTL1015:00", "HiFi")));
298SND_SOC_DAILINK_DEF(rt1015,
299	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC1015:00", "rt1015-aif"),
300			COMP_CODEC("i2c-10EC1015:01", "rt1015-aif")));
301SND_SOC_DAILINK_DEF(cros_ec,
302	DAILINK_COMP_ARRAY(COMP_CODEC("GOOG0013:00", "EC Codec I2S RX")));
303
304SND_SOC_DAILINK_DEF(platform,
305	DAILINK_COMP_ARRAY(COMP_PLATFORM("acp3x_rv_i2s_dma.0")));
306
307static struct snd_soc_codec_conf rt1015_conf[] = {
308	{
309		.dlc = COMP_CODEC_CONF("i2c-10EC1015:00"),
310		.name_prefix = "Left",
311	},
312	{
313		.dlc = COMP_CODEC_CONF("i2c-10EC1015:01"),
314		.name_prefix = "Right",
315	},
316};
317
318static struct snd_soc_dai_link acp3x_dai[] = {
319	[RT5682] = {
320		.name = "acp3x-5682-play",
321		.stream_name = "Playback",
322		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
323				| SND_SOC_DAIFMT_CBP_CFP,
324		.init = acp3x_5682_init,
325		.ops = &acp3x_5682_ops,
326		SND_SOC_DAILINK_REG(acp3x_i2s, rt5682, platform),
327	},
328	[MAX] = {
329		.name = "acp3x-max98357-play",
330		.stream_name = "HiFi Playback",
331		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
332				| SND_SOC_DAIFMT_CBC_CFC,
333		.playback_only = 1,
334		.ops = &acp3x_max_play_ops,
335		.cpus = acp3x_bt,
336		.num_cpus = ARRAY_SIZE(acp3x_bt),
337		.platforms = platform,
338		.num_platforms = ARRAY_SIZE(platform),
339	},
340	[EC] = {
341		.name = "acp3x-ec-dmic0-capture",
342		.stream_name = "Capture DMIC0",
343		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
344				| SND_SOC_DAIFMT_CBC_CFC,
345		.capture_only = 1,
346		.ops = &acp3x_ec_cap0_ops,
347		SND_SOC_DAILINK_REG(acp3x_bt, cros_ec, platform),
348	},
349};
350
351static const char * const dmic_mux_text[] = {
352	"Front Mic",
353	"Rear Mic",
354};
355
356static SOC_ENUM_SINGLE_DECL(
357		acp3x_dmic_enum, SND_SOC_NOPM, 0, dmic_mux_text);
358
359static const struct snd_kcontrol_new acp3x_dmic_mux_control =
360	SOC_DAPM_ENUM_EXT("DMIC Select Mux", acp3x_dmic_enum,
361			  dmic_get, dmic_set);
362
363static const struct snd_soc_dapm_widget acp3x_5682_widgets[] = {
364	SND_SOC_DAPM_HP("Headphone Jack", NULL),
365	SND_SOC_DAPM_SPK("Spk", NULL),
366	SND_SOC_DAPM_MIC("Headset Mic", NULL),
367	SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
368			 &acp3x_dmic_mux_control),
369};
370
371static const struct snd_soc_dapm_route acp3x_5682_audio_route[] = {
372	{"Headphone Jack", NULL, "HPOL"},
373	{"Headphone Jack", NULL, "HPOR"},
374	{"IN1P", NULL, "Headset Mic"},
375	{"Spk", NULL, "Speaker"},
376	{"Dmic Mux", "Front Mic", "DMIC"},
377	{"Dmic Mux", "Rear Mic", "DMIC"},
378};
379
380static const struct snd_kcontrol_new acp3x_5682_mc_controls[] = {
381	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
382	SOC_DAPM_PIN_SWITCH("Spk"),
383	SOC_DAPM_PIN_SWITCH("Headset Mic"),
384};
385
386static struct snd_soc_card acp3x_5682 = {
387	.name = "acp3xalc5682m98357",
388	.owner = THIS_MODULE,
389	.dai_link = acp3x_dai,
390	.num_links = ARRAY_SIZE(acp3x_dai),
391	.dapm_widgets = acp3x_5682_widgets,
392	.num_dapm_widgets = ARRAY_SIZE(acp3x_5682_widgets),
393	.dapm_routes = acp3x_5682_audio_route,
394	.num_dapm_routes = ARRAY_SIZE(acp3x_5682_audio_route),
395	.controls = acp3x_5682_mc_controls,
396	.num_controls = ARRAY_SIZE(acp3x_5682_mc_controls),
397};
398
399static const struct snd_soc_dapm_widget acp3x_1015_widgets[] = {
400	SND_SOC_DAPM_HP("Headphone Jack", NULL),
401	SND_SOC_DAPM_MIC("Headset Mic", NULL),
402	SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
403			 &acp3x_dmic_mux_control),
404	SND_SOC_DAPM_SPK("Left Spk", NULL),
405	SND_SOC_DAPM_SPK("Right Spk", NULL),
406};
407
408static const struct snd_soc_dapm_route acp3x_1015_route[] = {
409	{"Headphone Jack", NULL, "HPOL"},
410	{"Headphone Jack", NULL, "HPOR"},
411	{"IN1P", NULL, "Headset Mic"},
412	{"Dmic Mux", "Front Mic", "DMIC"},
413	{"Dmic Mux", "Rear Mic", "DMIC"},
414	{"Left Spk", NULL, "Left SPO"},
415	{"Right Spk", NULL, "Right SPO"},
416};
417
418static const struct snd_kcontrol_new acp3x_mc_1015_controls[] = {
419	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
420	SOC_DAPM_PIN_SWITCH("Headset Mic"),
421	SOC_DAPM_PIN_SWITCH("Left Spk"),
422	SOC_DAPM_PIN_SWITCH("Right Spk"),
423};
424
425static struct snd_soc_card acp3x_1015 = {
426	.name = "acp3xalc56821015",
427	.owner = THIS_MODULE,
428	.dai_link = acp3x_dai,
429	.num_links = ARRAY_SIZE(acp3x_dai),
430	.dapm_widgets = acp3x_1015_widgets,
431	.num_dapm_widgets = ARRAY_SIZE(acp3x_1015_widgets),
432	.dapm_routes = acp3x_1015_route,
433	.num_dapm_routes = ARRAY_SIZE(acp3x_1015_route),
434	.codec_conf = rt1015_conf,
435	.num_configs = ARRAY_SIZE(rt1015_conf),
436	.controls = acp3x_mc_1015_controls,
437	.num_controls = ARRAY_SIZE(acp3x_mc_1015_controls),
438};
439
440static const struct snd_soc_dapm_widget acp3x_1015p_widgets[] = {
441	SND_SOC_DAPM_HP("Headphone Jack", NULL),
442	SND_SOC_DAPM_MIC("Headset Mic", NULL),
443	SND_SOC_DAPM_MUX("Dmic Mux", SND_SOC_NOPM, 0, 0,
444			 &acp3x_dmic_mux_control),
445	SND_SOC_DAPM_SPK("Speakers", NULL),
446};
447
448static const struct snd_soc_dapm_route acp3x_1015p_route[] = {
449	{"Headphone Jack", NULL, "HPOL"},
450	{"Headphone Jack", NULL, "HPOR"},
451	{"IN1P", NULL, "Headset Mic"},
452	{"Dmic Mux", "Front Mic", "DMIC"},
453	{"Dmic Mux", "Rear Mic", "DMIC"},
454	/* speaker */
455	{ "Speakers", NULL, "Speaker" },
456};
457
458static const struct snd_kcontrol_new acp3x_mc_1015p_controls[] = {
459	SOC_DAPM_PIN_SWITCH("Speakers"),
460	SOC_DAPM_PIN_SWITCH("Headphone Jack"),
461	SOC_DAPM_PIN_SWITCH("Headset Mic"),
462};
463
464static struct snd_soc_card acp3x_1015p = {
465	.name = "acp3xalc56821015p",
466	.owner = THIS_MODULE,
467	.dai_link = acp3x_dai,
468	.num_links = ARRAY_SIZE(acp3x_dai),
469	.dapm_widgets = acp3x_1015p_widgets,
470	.num_dapm_widgets = ARRAY_SIZE(acp3x_1015p_widgets),
471	.dapm_routes = acp3x_1015p_route,
472	.num_dapm_routes = ARRAY_SIZE(acp3x_1015p_route),
473	.controls = acp3x_mc_1015p_controls,
474	.num_controls = ARRAY_SIZE(acp3x_mc_1015p_controls),
475};
476
477void *soc_is_rltk_max(struct device *dev)
478{
479	const struct acpi_device_id *match;
480
481	match = acpi_match_device(dev->driver->acpi_match_table, dev);
482	if (!match)
483		return NULL;
484	return (void *)match->driver_data;
485}
486
487static void card_spk_dai_link_present(struct snd_soc_dai_link *links,
488						const char *card_name)
489{
490	if (!strcmp(card_name, "acp3xalc56821015")) {
491		links[1].codecs = rt1015;
492		links[1].num_codecs = ARRAY_SIZE(rt1015);
493	} else if (!strcmp(card_name, "acp3xalc56821015p")) {
494		links[1].codecs = rt1015p;
495		links[1].num_codecs = ARRAY_SIZE(rt1015p);
496	} else {
497		links[1].codecs = max;
498		links[1].num_codecs = ARRAY_SIZE(max);
499	}
500}
501
502static int acp3x_probe(struct platform_device *pdev)
503{
504	int ret;
505	struct snd_soc_card *card;
506	struct acp3x_platform_info *machine;
507	struct device *dev = &pdev->dev;
508
509	card = (struct snd_soc_card *)soc_is_rltk_max(dev);
510	if (!card)
511		return -ENODEV;
512
513	machine = devm_kzalloc(&pdev->dev, sizeof(*machine), GFP_KERNEL);
514	if (!machine)
515		return -ENOMEM;
516
517	card_spk_dai_link_present(card->dai_link, card->name);
518	card->dev = &pdev->dev;
519	platform_set_drvdata(pdev, card);
520	snd_soc_card_set_drvdata(card, machine);
521
522	dmic_sel = devm_gpiod_get(&pdev->dev, "dmic", GPIOD_OUT_LOW);
523	if (IS_ERR(dmic_sel)) {
524		dev_err(&pdev->dev, "DMIC gpio failed err=%ld\n",
525			PTR_ERR(dmic_sel));
526		return PTR_ERR(dmic_sel);
527	}
528
529	ret = devm_snd_soc_register_card(&pdev->dev, card);
530	if (ret) {
531		return dev_err_probe(&pdev->dev, ret,
532				"devm_snd_soc_register_card(%s) failed\n",
533				card->name);
534	}
535	return 0;
536}
537
538static const struct acpi_device_id acp3x_audio_acpi_match[] = {
539	{ "AMDI5682", (unsigned long)&acp3x_5682},
540	{ "AMDI1015", (unsigned long)&acp3x_1015},
541	{ "10021015", (unsigned long)&acp3x_1015p},
542	{},
543};
544MODULE_DEVICE_TABLE(acpi, acp3x_audio_acpi_match);
545
546static struct platform_driver acp3x_audio = {
547	.driver = {
548		.name = "acp3x-alc5682-max98357",
549		.acpi_match_table = ACPI_PTR(acp3x_audio_acpi_match),
550		.pm = &snd_soc_pm_ops,
551	},
552	.probe = acp3x_probe,
553};
554
555module_platform_driver(acp3x_audio);
556
557MODULE_AUTHOR("akshu.agrawal@amd.com");
558MODULE_AUTHOR("Vishnuvardhanrao.Ravulapati@amd.com");
559MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
560MODULE_DESCRIPTION("ALC5682 ALC1015, ALC1015P & MAX98357 audio support");
561MODULE_LICENSE("GPL v2");