1 // SPDX-License-Identifier: GPL-2.0-only
3  *  cht_bsw_rt5672.c - ASoc Machine driver for Intel Cherryview-based platforms
21 #include <sound/soc-acpi.h>
23 #include "../atom/sst-atom-controls.h"
24 #include "../common/soc-intel-quirks.h"
27 /* The platform clock #3 outputs 19.2Mhz clock to codec as I2S MCLK */
29 #define CHT_CODEC_DAI	"rt5670-aif1"
53 	struct snd_soc_dapm_context *dapm = w->dapm;  in platform_clock_control()
54 	struct snd_soc_card *card = dapm->card;  in platform_clock_control()
61 		dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n");  in platform_clock_control()
62 		return -EIO;  in platform_clock_control()
66 		if (ctx->mclk) {  in platform_clock_control()
67 			ret = clk_prepare_enable(ctx->mclk);  in platform_clock_control()
69 				dev_err(card->dev,  in platform_clock_control()
75 		/* set codec PLL source to the 19.2MHz platform clock (MCLK) */  in platform_clock_control()
79 			dev_err(card->dev, "can't set codec pll: %d\n", ret);  in platform_clock_control()
83 		/* set codec sysclk source to PLL */  in platform_clock_control()
87 			dev_err(card->dev, "can't set codec sysclk: %d\n", ret);  in platform_clock_control()
92 		 * PLL will be off when idle and MCLK will also be off by ACPI  in platform_clock_control()
99 			dev_err(card->dev, "failed to set codec sysclk: %d\n", ret);  in platform_clock_control()
103 		if (ctx->mclk)  in platform_clock_control()
104 			clk_disable_unprepare(ctx->mclk);  in platform_clock_control()
114 	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
130 	{"Headphone", NULL, "Platform Clock"},
131 	{"Headset Mic", NULL, "Platform Clock"},
132 	{"Int Mic", NULL, "Platform Clock"},
133 	{"Ext Spk", NULL, "Platform Clock"},
166 	/* set codec PLL source to the 19.2MHz platform clock (MCLK) */  in cht_aif1_hw_params()
170 		dev_err(rtd->dev, "can't set codec pll: %d\n", ret);  in cht_aif1_hw_params()
174 	/* set codec sysclk source to PLL */  in cht_aif1_hw_params()
179 		dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret);  in cht_aif1_hw_params()
188 	{ "headset-gpios", &headset_gpios, 1 },
196 	struct snd_soc_component *component = codec_dai->component;  in cht_codec_init()
197 	struct cht_mc_private *ctx = snd_soc_card_get_drvdata(runtime->card);  in cht_codec_init()
199 	if (devm_acpi_dev_add_driver_gpios(component->dev, cht_rt5672_gpios))  in cht_codec_init()
200 		dev_warn(runtime->dev, "Unable to add GPIO mapping table\n");  in cht_codec_init()
216 	if (ctx->use_ssp0) {  in cht_codec_init()
217 		ret = snd_soc_dapm_add_routes(&runtime->card->dapm,  in cht_codec_init()
221 		ret = snd_soc_dapm_add_routes(&runtime->card->dapm,  in cht_codec_init()
228 	ret = snd_soc_card_jack_new_pins(runtime->card, "Headset",  in cht_codec_init()
231 					 &ctx->headset,  in cht_codec_init()
237 	snd_jack_set_key(ctx->headset.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);  in cht_codec_init()
238 	snd_jack_set_key(ctx->headset.jack, SND_JACK_BTN_1, KEY_VOLUMEUP);  in cht_codec_init()
239 	snd_jack_set_key(ctx->headset.jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);  in cht_codec_init()
241 	rt5670_set_jack_detect(component, &ctx->headset);  in cht_codec_init()
242 	if (ctx->mclk) {  in cht_codec_init()
253 		ret = clk_prepare_enable(ctx->mclk);  in cht_codec_init()
255 			clk_disable_unprepare(ctx->mclk);  in cht_codec_init()
257 		ret = clk_set_rate(ctx->mclk, CHT_PLAT_CLK_3_HZ);  in cht_codec_init()
260 			dev_err(runtime->dev, "unable to set MCLK rate\n");  in cht_codec_init()
270 	struct cht_mc_private *ctx = snd_soc_card_get_drvdata(rtd->card);  in cht_codec_fixup()
278 	rate->min = rate->max = 48000;  in cht_codec_fixup()
279 	channels->min = channels->max = 2;  in cht_codec_fixup()
281 	if (ctx->use_ssp0) {  in cht_codec_fixup()
282 		/* set SSP0 to 16-bit */  in cht_codec_fixup()
286 		/* set SSP2 to 24-bit */  in cht_codec_fixup()
292 	 * The default mode for the cpu-dai is TDM 4 slot. The default mode  in cht_codec_fixup()
293 	 * for the codec-dai is I2S. So we need to either set the cpu-dai to  in cht_codec_fixup()
294 	 * I2S mode to match the codec-dai, or set the codec-dai to TDM 4 slot  in cht_codec_fixup()
297 	 * to SSP2. The second piggy-backed, output-only codec is inside the  in cht_codec_fixup()
298 	 * keyboard-dock (which has extra speakers). Unlike the main rt5672  in cht_codec_fixup()
302 	 * for TDM on any cht-bsw-rt5672 designs. So we use I2S 2ch everywhere.  in cht_codec_fixup()
309 		dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);  in cht_codec_fixup()
315 		dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);  in cht_codec_fixup()
324 	return snd_pcm_hw_constraint_single(substream->runtime,  in cht_aif1_startup()
340 	DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai")));
343 	DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai")));
346 	DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port")));
348 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5670:00",
349 				      "rt5670-aif1")));
351 SND_SOC_DAILINK_DEF(platform,
352 	DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform")));
364 		SND_SOC_DAILINK_REG(media, dummy, platform),
367 		.name = "Deep-Buffer Audio Port",
368 		.stream_name = "Deep-Buffer Audio",
373 		SND_SOC_DAILINK_REG(deepbuffer, dummy, platform),
378 		/* SSP2 - Codec */
379 		.name = "SSP2-Codec",
387 		SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform),
397 		if (!strncmp(component->name,  in cht_suspend_pre()
398 			     ctx->codec_name, sizeof(ctx->codec_name))) {  in cht_suspend_pre()
400 			dev_dbg(component->dev, "disabling jack detect before going to suspend.\n");  in cht_suspend_pre()
414 		if (!strncmp(component->name,  in cht_resume_post()
415 			     ctx->codec_name, sizeof(ctx->codec_name))) {  in cht_resume_post()
417 			dev_dbg(component->dev, "enabling jack detect for resume.\n");  in cht_resume_post()
427 #define SOF_CARD_NAME "bytcht rt5672" /* card name will be 'sof-bytcht rt5672' */
430 #define CARD_NAME "cht-bsw-rt5672"
448 #define RT5672_I2C_DEFAULT	"i2c-10EC5670:00"
454 	struct snd_soc_acpi_mach *mach = pdev->dev.platform_data;  in snd_cht_mc_probe()
461 	drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);  in snd_cht_mc_probe()
463 		return -ENOMEM;  in snd_cht_mc_probe()
465 	strcpy(drv->codec_name, RT5672_I2C_DEFAULT);  in snd_cht_mc_probe()
470 		    !strcmp(cht_dailink[i].codecs->name, RT5672_I2C_DEFAULT)) {  in snd_cht_mc_probe()
477 	adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);  in snd_cht_mc_probe()
479 		snprintf(drv->codec_name, sizeof(drv->codec_name),  in snd_cht_mc_probe()
480 			 "i2c-%s", acpi_dev_name(adev));  in snd_cht_mc_probe()
481 		cht_dailink[dai_index].codecs->name = drv->codec_name;  in snd_cht_mc_probe()
483 		dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id);  in snd_cht_mc_probe()
484 		return -ENOENT;  in snd_cht_mc_probe()
490 	if (soc_intel_is_byt() && mach->mach_params.acpi_ipc_irq_index == 0) {  in snd_cht_mc_probe()
491 		cht_dailink[dai_index].cpus->dai_name = "ssp0-port";  in snd_cht_mc_probe()
492 		drv->use_ssp0 = true;  in snd_cht_mc_probe()
495 	/* override platform name, if required */  in snd_cht_mc_probe()
496 	snd_soc_card_cht.dev = &pdev->dev;  in snd_cht_mc_probe()
497 	platform_name = mach->mach_params.platform;  in snd_cht_mc_probe()
506 	drv->mclk = devm_clk_get(&pdev->dev, "pmc_plt_clk_3");  in snd_cht_mc_probe()
507 	if (IS_ERR(drv->mclk)) {  in snd_cht_mc_probe()
508 		dev_err(&pdev->dev,  in snd_cht_mc_probe()
510 			PTR_ERR(drv->mclk));  in snd_cht_mc_probe()
511 		return PTR_ERR(drv->mclk);  in snd_cht_mc_probe()
515 	sof_parent = snd_soc_acpi_sof_parent(&pdev->dev);  in snd_cht_mc_probe()
528 		pdev->dev.driver->pm = &snd_soc_pm_ops;  in snd_cht_mc_probe()
531 	ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_cht);  in snd_cht_mc_probe()
533 		dev_err(&pdev->dev,  in snd_cht_mc_probe()
543 		.name = "cht-bsw-rt5672",
553 MODULE_ALIAS("platform:cht-bsw-rt5672");