1 // SPDX-License-Identifier: GPL-2.0-only
3  *  cht-bsw-rt5645.c - ASoc Machine driver for Intel Cherryview-based platforms
4  *                     Cherrytrail and Braswell, with RT5645 codec.
25 #include <sound/soc-acpi.h>
27 #include "../atom/sst-atom-controls.h"
28 #include "../common/soc-intel-quirks.h"
31 #define CHT_CODEC_DAI1	"rt5645-aif1"
32 #define CHT_CODEC_DAI2	"rt5645-aif2"
47 #define CHT_RT5645_SSP2_AIF2     BIT(16) /* default is using AIF1  */
69 	struct snd_soc_dapm_context *dapm = w->dapm;  in platform_clock_control()
70 	struct snd_soc_card *card = dapm->card;  in platform_clock_control()
80 		dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n");  in platform_clock_control()
81 		return -EIO;  in platform_clock_control()
85 		ret = clk_prepare_enable(ctx->mclk);  in platform_clock_control()
87 			dev_err(card->dev,  in platform_clock_control()
92 		/* Set codec sysclk source to its internal clock because codec PLL will  in platform_clock_control()
93 		 * be off when idle and MCLK will also be off when codec is  in platform_clock_control()
94 		 * runtime suspended. Codec needs clock for jack detection and button  in platform_clock_control()
100 			dev_err(card->dev, "can't set codec sysclk: %d\n", ret);  in platform_clock_control()
104 		clk_disable_unprepare(ctx->mclk);  in platform_clock_control()
156 	{"AIF1 Playback", NULL, "ssp2 Tx"},
161 	{"ssp2 Rx", NULL, "AIF1 Capture"},
174 	{"AIF1 Playback", NULL, "ssp0 Tx"},
177 	{"ssp0 Rx", NULL, "AIF1 Capture"},
213 	/* set codec PLL source to the 19.2MHz platform clock (MCLK) */  in cht_aif1_hw_params()
217 		dev_err(rtd->dev, "can't set codec pll: %d\n", ret);  in cht_aif1_hw_params()
224 		dev_err(rtd->dev, "can't set codec sysclk: %d\n", ret);  in cht_aif1_hw_params()
233 	cht_rt5645_quirk = (unsigned long)id->driver_data;  in cht_rt5645_quirk_cb()
252 	struct snd_soc_card *card = runtime->card;  in cht_codec_init()
253 	struct cht_mc_private *ctx = snd_soc_card_get_drvdata(runtime->card);  in cht_codec_init()
254 	struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component;  in cht_codec_init()
278 		ret = snd_soc_dapm_add_routes(&card->dapm,  in cht_codec_init()
282 		ret = snd_soc_dapm_add_routes(&card->dapm,  in cht_codec_init()
286 		ret = snd_soc_dapm_add_routes(&card->dapm,  in cht_codec_init()
290 		ret = snd_soc_dapm_add_routes(&card->dapm,  in cht_codec_init()
297 	if (ctx->acpi_card->codec_type == CODEC_TYPE_RT5650)  in cht_codec_init()
304 	ret = snd_soc_card_jack_new_pins(runtime->card, "Headset", jack_type,  in cht_codec_init()
305 					 &ctx->jack, cht_bsw_jack_pins,  in cht_codec_init()
308 		dev_err(runtime->dev, "Headset jack creation failed %d\n", ret);  in cht_codec_init()
312 	rt5645_set_jack_detect(component, &ctx->jack, &ctx->jack, &ctx->jack);  in cht_codec_init()
325 	ret = clk_prepare_enable(ctx->mclk);  in cht_codec_init()
327 		clk_disable_unprepare(ctx->mclk);  in cht_codec_init()
329 	ret = clk_set_rate(ctx->mclk, CHT_PLAT_CLK_3_HZ);  in cht_codec_init()
332 		dev_err(runtime->dev, "unable to set MCLK rate\n");  in cht_codec_init()
347 	rate->min = rate->max = 48000;  in cht_codec_fixup()
348 	channels->min = channels->max = 2;  in cht_codec_fixup()
353 		/* set SSP0 to 16-bit */  in cht_codec_fixup()
358 		 * with explicit setting to I2S 2ch 16-bit. The word length is set with  in cht_codec_fixup()
367 			dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);  in cht_codec_fixup()
377 			dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);  in cht_codec_fixup()
383 			dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);  in cht_codec_fixup()
389 		/* set SSP2 to 24-bit */  in cht_codec_fixup()
400 			dev_err(rtd->dev, "can't set format to TDM %d\n", ret);  in cht_codec_fixup()
407 			dev_err(rtd->dev, "can't set codec TDM slot %d\n", ret);  in cht_codec_fixup()
416 	return snd_pcm_hw_constraint_single(substream->runtime,  in cht_aif1_startup()
432 	DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai")));
435 	DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai")));
438 	DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port")));
440 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5645:00", "rt5645-aif1")));
443 	DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform")));
455 		.name = "Deep-Buffer Audio Port",
456 		.stream_name = "Deep-Buffer Audio",
463 	/* CODEC<->CODEC link */
466 		.name = "SSP2-Codec",
476 /* use space before codec name to simplify card ID, and simplify driver name */
477 #define SOF_CARD_RT5645_NAME "bytcht rt5645" /* card name 'sof-bytcht rt5645' */
478 #define SOF_CARD_RT5650_NAME "bytcht rt5650" /* card name 'sof-bytcht rt5650' */
521 	u64 aif_value;       /* 1: AIF1, 2: AIF2 */
541 	drv = devm_kzalloc(&pdev->dev, sizeof(*drv), GFP_KERNEL);  in snd_cht_mc_probe()
543 		return -ENOMEM;  in snd_cht_mc_probe()
545 	mach = pdev->dev.platform_data;  in snd_cht_mc_probe()
549 			(!strncmp(snd_soc_cards[i].codec_id, mach->id, 8))) {  in snd_cht_mc_probe()
550 			dev_dbg(&pdev->dev,  in snd_cht_mc_probe()
551 				"found codec %s\n", snd_soc_cards[i].codec_id);  in snd_cht_mc_probe()
553 			drv->acpi_card = &snd_soc_cards[i];  in snd_cht_mc_probe()
560 		dev_err(&pdev->dev, "No matching HID found in supported list\n");  in snd_cht_mc_probe()
561 		return -ENODEV;  in snd_cht_mc_probe()
564 	card->dev = &pdev->dev;  in snd_cht_mc_probe()
566 	/* set correct codec name */  in snd_cht_mc_probe()
569 		    !strcmp(cht_dailink[i].codecs->name,  in snd_cht_mc_probe()
570 			    "i2c-10EC5645:00")) {  in snd_cht_mc_probe()
575 	/* fixup codec name based on HID */  in snd_cht_mc_probe()
576 	adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);  in snd_cht_mc_probe()
579 			 "i2c-%s", acpi_dev_name(adev));  in snd_cht_mc_probe()
580 		cht_dailink[dai_index].codecs->name = cht_rt5645_codec_name;  in snd_cht_mc_probe()
582 		dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id);  in snd_cht_mc_probe()
583 		return -ENOENT;  in snd_cht_mc_probe()
590 		return -EPROBE_DEFER;  in snd_cht_mc_probe()
600 		if (mach->mach_params.acpi_ipc_irq_index == 0)  in snd_cht_mc_probe()
610 		 * with the codec driver/pdata are non-existent  in snd_cht_mc_probe()
615 		/* format specified: 2 64-bit integers */  in snd_cht_mc_probe()
630 		pkg_found = snd_soc_acpi_find_package_from_hid(mach->id,  in snd_cht_mc_probe()
634 				dev_info(&pdev->dev, "BIOS Routing: AIF1 connected\n");  in snd_cht_mc_probe()
637 				dev_info(&pdev->dev, "BIOS Routing: AIF2 connected\n");  in snd_cht_mc_probe()
640 				dev_info(&pdev->dev, "BIOS Routing isn't valid, ignored\n");  in snd_cht_mc_probe()
646 			/* no BIOS indications, assume SSP0-AIF2 connection */  in snd_cht_mc_probe()
653 	log_quirks(&pdev->dev);  in snd_cht_mc_probe()
657 		cht_dailink[dai_index].codecs->dai_name = "rt5645-aif2";  in snd_cht_mc_probe()
661 		cht_dailink[dai_index].cpus->dai_name = "ssp0-port";  in snd_cht_mc_probe()
664 	platform_name = mach->mach_params.platform;  in snd_cht_mc_probe()
676 	drv->mclk = devm_clk_get(&pdev->dev, mclk_name);  in snd_cht_mc_probe()
677 	if (IS_ERR(drv->mclk)) {  in snd_cht_mc_probe()
678 		dev_err(&pdev->dev, "Failed to get MCLK from %s: %ld\n",  in snd_cht_mc_probe()
679 			mclk_name, PTR_ERR(drv->mclk));  in snd_cht_mc_probe()
680 		return PTR_ERR(drv->mclk);  in snd_cht_mc_probe()
685 	sof_parent = snd_soc_acpi_sof_parent(&pdev->dev);  in snd_cht_mc_probe()
702 		pdev->dev.driver->pm = &snd_soc_pm_ops;  in snd_cht_mc_probe()
704 	ret_val = devm_snd_soc_register_card(&pdev->dev, card);  in snd_cht_mc_probe()
706 		dev_err(&pdev->dev,  in snd_cht_mc_probe()
716 		.name = "cht-bsw-rt5645",
726 MODULE_ALIAS("platform:cht-bsw-rt5645");