1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  *  bytcr_rt5651.c - ASoc Machine driver for Intel Byt CR platform
4  *  (derived from bytcr_rt5640.c)
5  *
6  *  Copyright (C) 2015 Intel Corp
7  *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
8  *
9  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
10  */
11 
12 #include <linux/init.h>
13 #include <linux/i2c.h>
14 #include <linux/module.h>
15 #include <linux/platform_device.h>
16 #include <linux/property.h>
17 #include <linux/acpi.h>
18 #include <linux/clk.h>
19 #include <linux/device.h>
20 #include <linux/dmi.h>
21 #include <linux/input.h>
22 #include <linux/gpio/consumer.h>
23 #include <linux/gpio/machine.h>
24 #include <linux/slab.h>
25 #include <sound/pcm.h>
26 #include <sound/pcm_params.h>
27 #include <sound/soc.h>
28 #include <sound/jack.h>
29 #include <sound/soc-acpi.h>
30 #include "../../codecs/rt5651.h"
31 #include "../atom/sst-atom-controls.h"
32 #include "../common/soc-intel-quirks.h"
33 
34 enum {
35 	BYT_RT5651_DMIC_MAP,
36 	BYT_RT5651_IN1_MAP,
37 	BYT_RT5651_IN2_MAP,
38 	BYT_RT5651_IN1_IN2_MAP,
39 };
40 
41 enum {
42 	BYT_RT5651_JD_NULL	= (RT5651_JD_NULL << 4),
43 	BYT_RT5651_JD1_1	= (RT5651_JD1_1 << 4),
44 	BYT_RT5651_JD1_2	= (RT5651_JD1_2 << 4),
45 	BYT_RT5651_JD2		= (RT5651_JD2 << 4),
46 };
47 
48 enum {
49 	BYT_RT5651_OVCD_TH_600UA  = (6 << 8),
50 	BYT_RT5651_OVCD_TH_1500UA = (15 << 8),
51 	BYT_RT5651_OVCD_TH_2000UA = (20 << 8),
52 };
53 
54 enum {
55 	BYT_RT5651_OVCD_SF_0P5	= (RT5651_OVCD_SF_0P5 << 13),
56 	BYT_RT5651_OVCD_SF_0P75	= (RT5651_OVCD_SF_0P75 << 13),
57 	BYT_RT5651_OVCD_SF_1P0	= (RT5651_OVCD_SF_1P0 << 13),
58 	BYT_RT5651_OVCD_SF_1P5	= (RT5651_OVCD_SF_1P5 << 13),
59 };
60 
61 #define BYT_RT5651_MAP(quirk)		((quirk) & GENMASK(3, 0))
62 #define BYT_RT5651_JDSRC(quirk)		(((quirk) & GENMASK(7, 4)) >> 4)
63 #define BYT_RT5651_OVCD_TH(quirk)	(((quirk) & GENMASK(12, 8)) >> 8)
64 #define BYT_RT5651_OVCD_SF(quirk)	(((quirk) & GENMASK(14, 13)) >> 13)
65 #define BYT_RT5651_DMIC_EN		BIT(16)
66 #define BYT_RT5651_MCLK_EN		BIT(17)
67 #define BYT_RT5651_MCLK_25MHZ		BIT(18)
68 #define BYT_RT5651_SSP2_AIF2		BIT(19) /* default is using AIF1  */
69 #define BYT_RT5651_SSP0_AIF1		BIT(20)
70 #define BYT_RT5651_SSP0_AIF2		BIT(21)
71 #define BYT_RT5651_HP_LR_SWAPPED	BIT(22)
72 #define BYT_RT5651_MONO_SPEAKER		BIT(23)
73 #define BYT_RT5651_JD_NOT_INV		BIT(24)
74 
75 #define BYT_RT5651_DEFAULT_QUIRKS	(BYT_RT5651_MCLK_EN | \
76 					 BYT_RT5651_JD1_1   | \
77 					 BYT_RT5651_OVCD_TH_2000UA | \
78 					 BYT_RT5651_OVCD_SF_0P75)
79 
80 /* jack-detect-source + inv + dmic-en + ovcd-th + -sf + terminating entry */
81 #define MAX_NO_PROPS 6
82 
83 struct byt_rt5651_private {
84 	struct clk *mclk;
85 	struct gpio_desc *ext_amp_gpio;
86 	struct gpio_desc *hp_detect;
87 	struct snd_soc_jack jack;
88 	struct device *codec_dev;
89 };
90 
91 static const struct acpi_gpio_mapping *byt_rt5651_gpios;
92 
93 /* Default: jack-detect on JD1_1, internal mic on in2, headsetmic on in3 */
94 static unsigned long byt_rt5651_quirk = BYT_RT5651_DEFAULT_QUIRKS |
95 					BYT_RT5651_IN2_MAP;
96 
97 static int quirk_override = -1;
98 module_param_named(quirk, quirk_override, int, 0444);
99 MODULE_PARM_DESC(quirk, "Board-specific quirk override");
100 
101 static void log_quirks(struct device *dev)
102 {
103 	if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_DMIC_MAP)
104 		dev_info(dev, "quirk DMIC_MAP enabled");
105 	if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_MAP)
106 		dev_info(dev, "quirk IN1_MAP enabled");
107 	if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN2_MAP)
108 		dev_info(dev, "quirk IN2_MAP enabled");
109 	if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_IN2_MAP)
110 		dev_info(dev, "quirk IN1_IN2_MAP enabled");
111 	if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) {
112 		dev_info(dev, "quirk realtek,jack-detect-source %ld\n",
113 			 BYT_RT5651_JDSRC(byt_rt5651_quirk));
114 		dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n",
115 			 BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100);
116 		dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n",
117 			 BYT_RT5651_OVCD_SF(byt_rt5651_quirk));
118 	}
119 	if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN)
120 		dev_info(dev, "quirk DMIC enabled");
121 	if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN)
122 		dev_info(dev, "quirk MCLK_EN enabled");
123 	if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ)
124 		dev_info(dev, "quirk MCLK_25MHZ enabled");
125 	if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2)
126 		dev_info(dev, "quirk SSP2_AIF2 enabled\n");
127 	if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1)
128 		dev_info(dev, "quirk SSP0_AIF1 enabled\n");
129 	if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)
130 		dev_info(dev, "quirk SSP0_AIF2 enabled\n");
131 	if (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER)
132 		dev_info(dev, "quirk MONO_SPEAKER enabled\n");
133 	if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV)
134 		dev_info(dev, "quirk JD_NOT_INV enabled\n");
135 }
136 
137 #define BYT_CODEC_DAI1	"rt5651-aif1"
138 #define BYT_CODEC_DAI2	"rt5651-aif2"
139 
140 static int byt_rt5651_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai,
141 					      int rate, int bclk_ratio)
142 {
143 	int clk_id, clk_freq, ret;
144 
145 	/* Configure the PLL before selecting it */
146 	if (!(byt_rt5651_quirk & BYT_RT5651_MCLK_EN)) {
147 		clk_id = RT5651_PLL1_S_BCLK1;
148 		clk_freq = rate * bclk_ratio;
149 	} else {
150 		clk_id = RT5651_PLL1_S_MCLK;
151 		if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ)
152 			clk_freq = 25000000;
153 		else
154 			clk_freq = 19200000;
155 	}
156 	ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, rate * 512);
157 	if (ret < 0) {
158 		dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret);
159 		return ret;
160 	}
161 
162 	ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_PLL1,
163 				     rate * 512, SND_SOC_CLOCK_IN);
164 	if (ret < 0) {
165 		dev_err(codec_dai->component->dev, "can't set clock %d\n", ret);
166 		return ret;
167 	}
168 
169 	return 0;
170 }
171 
172 static int platform_clock_control(struct snd_soc_dapm_widget *w,
173 				  struct snd_kcontrol *k, int  event)
174 {
175 	struct snd_soc_dapm_context *dapm = w->dapm;
176 	struct snd_soc_card *card = dapm->card;
177 	struct snd_soc_dai *codec_dai;
178 	struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card);
179 	int ret;
180 
181 	codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1);
182 	if (!codec_dai)
183 		codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2);
184 	if (!codec_dai) {
185 		dev_err(card->dev,
186 			"Codec dai not found; Unable to set platform clock\n");
187 		return -EIO;
188 	}
189 
190 	if (SND_SOC_DAPM_EVENT_ON(event)) {
191 		ret = clk_prepare_enable(priv->mclk);
192 		if (ret < 0) {
193 			dev_err(card->dev, "could not configure MCLK state");
194 			return ret;
195 		}
196 		ret = byt_rt5651_prepare_and_enable_pll1(codec_dai, 48000, 50);
197 	} else {
198 		/*
199 		 * Set codec clock source to internal clock before
200 		 * turning off the platform clock. Codec needs clock
201 		 * for Jack detection and button press
202 		 */
203 		ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_RCCLK,
204 					     48000 * 512,
205 					     SND_SOC_CLOCK_IN);
206 		if (!ret)
207 			clk_disable_unprepare(priv->mclk);
208 	}
209 
210 	if (ret < 0) {
211 		dev_err(card->dev, "can't set codec sysclk: %d\n", ret);
212 		return ret;
213 	}
214 
215 	return 0;
216 }
217 
218 static int rt5651_ext_amp_power_event(struct snd_soc_dapm_widget *w,
219 	struct snd_kcontrol *kcontrol, int event)
220 {
221 	struct snd_soc_card *card = w->dapm->card;
222 	struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card);
223 
224 	if (SND_SOC_DAPM_EVENT_ON(event))
225 		gpiod_set_value_cansleep(priv->ext_amp_gpio, 1);
226 	else
227 		gpiod_set_value_cansleep(priv->ext_amp_gpio, 0);
228 
229 	return 0;
230 }
231 
232 static const struct snd_soc_dapm_widget byt_rt5651_widgets[] = {
233 	SND_SOC_DAPM_HP("Headphone", NULL),
234 	SND_SOC_DAPM_MIC("Headset Mic", NULL),
235 	SND_SOC_DAPM_MIC("Internal Mic", NULL),
236 	SND_SOC_DAPM_SPK("Speaker", NULL),
237 	SND_SOC_DAPM_LINE("Line In", NULL),
238 	SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
239 			    platform_clock_control, SND_SOC_DAPM_PRE_PMU |
240 			    SND_SOC_DAPM_POST_PMD),
241 	SND_SOC_DAPM_SUPPLY("Ext Amp Power", SND_SOC_NOPM, 0, 0,
242 			    rt5651_ext_amp_power_event,
243 			    SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU),
244 };
245 
246 static const struct snd_soc_dapm_route byt_rt5651_audio_map[] = {
247 	{"Headphone", NULL, "Platform Clock"},
248 	{"Headset Mic", NULL, "Platform Clock"},
249 	{"Internal Mic", NULL, "Platform Clock"},
250 	{"Speaker", NULL, "Platform Clock"},
251 	{"Speaker", NULL, "Ext Amp Power"},
252 	{"Line In", NULL, "Platform Clock"},
253 
254 	{"Headset Mic", NULL, "micbias1"}, /* lowercase for rt5651 */
255 	{"Headphone", NULL, "HPOL"},
256 	{"Headphone", NULL, "HPOR"},
257 	{"Speaker", NULL, "LOUTL"},
258 	{"Speaker", NULL, "LOUTR"},
259 	{"IN2P", NULL, "Line In"},
260 	{"IN2N", NULL, "Line In"},
261 
262 };
263 
264 static const struct snd_soc_dapm_route byt_rt5651_intmic_dmic_map[] = {
265 	{"DMIC L1", NULL, "Internal Mic"},
266 	{"DMIC R1", NULL, "Internal Mic"},
267 	{"IN2P", NULL, "Headset Mic"},
268 };
269 
270 static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_map[] = {
271 	{"Internal Mic", NULL, "micbias1"},
272 	{"IN1P", NULL, "Internal Mic"},
273 	{"IN3P", NULL, "Headset Mic"},
274 };
275 
276 static const struct snd_soc_dapm_route byt_rt5651_intmic_in2_map[] = {
277 	{"Internal Mic", NULL, "micbias1"},
278 	{"IN2P", NULL, "Internal Mic"},
279 	{"IN3P", NULL, "Headset Mic"},
280 };
281 
282 static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_in2_map[] = {
283 	{"Internal Mic", NULL, "micbias1"},
284 	{"IN1P", NULL, "Internal Mic"},
285 	{"IN2P", NULL, "Internal Mic"},
286 	{"IN3P", NULL, "Headset Mic"},
287 };
288 
289 static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif1_map[] = {
290 	{"ssp0 Tx", NULL, "modem_out"},
291 	{"modem_in", NULL, "ssp0 Rx"},
292 
293 	{"AIF1 Playback", NULL, "ssp0 Tx"},
294 	{"ssp0 Rx", NULL, "AIF1 Capture"},
295 };
296 
297 static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif2_map[] = {
298 	{"ssp0 Tx", NULL, "modem_out"},
299 	{"modem_in", NULL, "ssp0 Rx"},
300 
301 	{"AIF2 Playback", NULL, "ssp0 Tx"},
302 	{"ssp0 Rx", NULL, "AIF2 Capture"},
303 };
304 
305 static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif1_map[] = {
306 	{"ssp2 Tx", NULL, "codec_out0"},
307 	{"ssp2 Tx", NULL, "codec_out1"},
308 	{"codec_in0", NULL, "ssp2 Rx"},
309 	{"codec_in1", NULL, "ssp2 Rx"},
310 
311 	{"AIF1 Playback", NULL, "ssp2 Tx"},
312 	{"ssp2 Rx", NULL, "AIF1 Capture"},
313 };
314 
315 static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif2_map[] = {
316 	{"ssp2 Tx", NULL, "codec_out0"},
317 	{"ssp2 Tx", NULL, "codec_out1"},
318 	{"codec_in0", NULL, "ssp2 Rx"},
319 	{"codec_in1", NULL, "ssp2 Rx"},
320 
321 	{"AIF2 Playback", NULL, "ssp2 Tx"},
322 	{"ssp2 Rx", NULL, "AIF2 Capture"},
323 };
324 
325 static const struct snd_kcontrol_new byt_rt5651_controls[] = {
326 	SOC_DAPM_PIN_SWITCH("Headphone"),
327 	SOC_DAPM_PIN_SWITCH("Headset Mic"),
328 	SOC_DAPM_PIN_SWITCH("Internal Mic"),
329 	SOC_DAPM_PIN_SWITCH("Speaker"),
330 	SOC_DAPM_PIN_SWITCH("Line In"),
331 };
332 
333 static struct snd_soc_jack_pin bytcr_jack_pins[] = {
334 	{
335 		.pin	= "Headphone",
336 		.mask	= SND_JACK_HEADPHONE,
337 	},
338 	{
339 		.pin	= "Headset Mic",
340 		.mask	= SND_JACK_MICROPHONE,
341 	},
342 };
343 
344 static int byt_rt5651_aif1_hw_params(struct snd_pcm_substream *substream,
345 					struct snd_pcm_hw_params *params)
346 {
347 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
348 	struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
349 	snd_pcm_format_t format = params_format(params);
350 	int rate = params_rate(params);
351 	int bclk_ratio;
352 
353 	if (format == SNDRV_PCM_FORMAT_S16_LE)
354 		bclk_ratio = 32;
355 	else
356 		bclk_ratio = 50;
357 
358 	return byt_rt5651_prepare_and_enable_pll1(codec_dai, rate, bclk_ratio);
359 }
360 
361 static const struct acpi_gpio_params pov_p1006w_hp_detect = { 1, 0, false };
362 static const struct acpi_gpio_params pov_p1006w_ext_amp_en = { 2, 0, true };
363 
364 static const struct acpi_gpio_mapping byt_rt5651_pov_p1006w_gpios[] = {
365 	{ "hp-detect-gpios", &pov_p1006w_hp_detect, 1, },
366 	{ "ext-amp-enable-gpios", &pov_p1006w_ext_amp_en, 1, },
367 	{ },
368 };
369 
370 static int byt_rt5651_pov_p1006w_quirk_cb(const struct dmi_system_id *id)
371 {
372 	byt_rt5651_quirk = (unsigned long)id->driver_data;
373 	byt_rt5651_gpios = byt_rt5651_pov_p1006w_gpios;
374 	return 1;
375 }
376 
377 static int byt_rt5651_quirk_cb(const struct dmi_system_id *id)
378 {
379 	byt_rt5651_quirk = (unsigned long)id->driver_data;
380 	return 1;
381 }
382 
383 static const struct dmi_system_id byt_rt5651_quirk_table[] = {
384 	{
385 		/* Chuwi Hi8 Pro (CWI513) */
386 		.callback = byt_rt5651_quirk_cb,
387 		.matches = {
388 			DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
389 			DMI_MATCH(DMI_PRODUCT_NAME, "X1D3_C806N"),
390 		},
391 		.driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS |
392 					BYT_RT5651_IN2_MAP |
393 					BYT_RT5651_HP_LR_SWAPPED |
394 					BYT_RT5651_MONO_SPEAKER),
395 	},
396 	{
397 		/* Chuwi Vi8 Plus (CWI519) */
398 		.callback = byt_rt5651_quirk_cb,
399 		.matches = {
400 			DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"),
401 			DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"),
402 		},
403 		.driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS |
404 					BYT_RT5651_IN2_MAP |
405 					BYT_RT5651_HP_LR_SWAPPED |
406 					BYT_RT5651_MONO_SPEAKER),
407 	},
408 	{
409 		/* Complet Electro Serv MY8307 */
410 		.callback = byt_rt5651_quirk_cb,
411 		.matches = {
412 			DMI_MATCH(DMI_SYS_VENDOR, "Complet Electro Serv"),
413 			DMI_MATCH(DMI_PRODUCT_NAME, "MY8307"),
414 		},
415 		.driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS |
416 					BYT_RT5651_IN2_MAP |
417 					BYT_RT5651_MONO_SPEAKER |
418 					BYT_RT5651_JD_NOT_INV),
419 	},
420 	{
421 		/* I.T.Works TW701, Ployer Momo7w and Trekstor ST70416-6
422 		 * (these all use the same mainboard) */
423 		.callback = byt_rt5651_quirk_cb,
424 		.matches = {
425 			DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."),
426 			/* Partial match for all of itWORKS.G.WI71C.JGBMRBA,
427 			 * TREK.G.WI71C.JGBMRBA0x and MOMO.G.WI71C.MABMRBA02 */
428 			DMI_MATCH(DMI_BIOS_VERSION, ".G.WI71C."),
429 		},
430 		.driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS |
431 					BYT_RT5651_IN2_MAP |
432 					BYT_RT5651_SSP0_AIF1 |
433 					BYT_RT5651_MONO_SPEAKER),
434 	},
435 	{
436 		/* Jumper EZpad 7 */
437 		.callback = byt_rt5651_quirk_cb,
438 		.matches = {
439 			DMI_MATCH(DMI_SYS_VENDOR, "Jumper"),
440 			DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"),
441 			/* Jumper12x.WJ2012.bsBKRCP05 with the version dropped */
442 			DMI_MATCH(DMI_BIOS_VERSION, "Jumper12x.WJ2012.bsBKRCP"),
443 		},
444 		.driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS |
445 					BYT_RT5651_IN2_MAP |
446 					BYT_RT5651_JD_NOT_INV),
447 	},
448 	{
449 		/* KIANO SlimNote 14.2 */
450 		.callback = byt_rt5651_quirk_cb,
451 		.matches = {
452 			DMI_MATCH(DMI_SYS_VENDOR, "KIANO"),
453 			DMI_MATCH(DMI_PRODUCT_NAME, "KIANO SlimNote 14.2"),
454 		},
455 		.driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS |
456 					BYT_RT5651_IN1_IN2_MAP),
457 	},
458 	{
459 		/* Minnowboard Max B3 */
460 		.callback = byt_rt5651_quirk_cb,
461 		.matches = {
462 			DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"),
463 			DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"),
464 		},
465 		.driver_data = (void *)(BYT_RT5651_IN1_MAP),
466 	},
467 	{
468 		/* Minnowboard Turbot */
469 		.callback = byt_rt5651_quirk_cb,
470 		.matches = {
471 			DMI_MATCH(DMI_SYS_VENDOR, "ADI"),
472 			DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Turbot"),
473 		},
474 		.driver_data = (void *)(BYT_RT5651_MCLK_EN |
475 					BYT_RT5651_IN1_MAP),
476 	},
477 	{
478 		/* Point of View mobii wintab p1006w (v1.0) */
479 		.callback = byt_rt5651_pov_p1006w_quirk_cb,
480 		.matches = {
481 			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
482 			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
483 			/* Note 105b is Foxcon's USB/PCI vendor id */
484 			DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"),
485 			DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"),
486 		},
487 		.driver_data = (void *)(BYT_RT5651_DMIC_MAP |
488 					BYT_RT5651_OVCD_TH_2000UA |
489 					BYT_RT5651_OVCD_SF_0P75 |
490 					BYT_RT5651_DMIC_EN |
491 					BYT_RT5651_MCLK_EN |
492 					BYT_RT5651_SSP0_AIF1),
493 	},
494 	{
495 		/* VIOS LTH17 */
496 		.callback = byt_rt5651_quirk_cb,
497 		.matches = {
498 			DMI_MATCH(DMI_SYS_VENDOR, "VIOS"),
499 			DMI_MATCH(DMI_PRODUCT_NAME, "LTH17"),
500 		},
501 		.driver_data = (void *)(BYT_RT5651_IN1_IN2_MAP |
502 					BYT_RT5651_JD1_1 |
503 					BYT_RT5651_OVCD_TH_2000UA |
504 					BYT_RT5651_OVCD_SF_1P0 |
505 					BYT_RT5651_MCLK_EN),
506 	},
507 	{
508 		/* Yours Y8W81 (and others using the same mainboard) */
509 		.callback = byt_rt5651_quirk_cb,
510 		.matches = {
511 			DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."),
512 			/* Partial match for all devs with a W86C mainboard */
513 			DMI_MATCH(DMI_BIOS_VERSION, ".F.W86C."),
514 		},
515 		.driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS |
516 					BYT_RT5651_IN2_MAP |
517 					BYT_RT5651_SSP0_AIF1 |
518 					BYT_RT5651_MONO_SPEAKER),
519 	},
520 	{}
521 };
522 
523 /*
524  * Note this MUST be called before snd_soc_register_card(), so that the props
525  * are in place before the codec component driver's probe function parses them.
526  */
527 static int byt_rt5651_add_codec_device_props(struct device *i2c_dev,
528 					     struct byt_rt5651_private *priv)
529 {
530 	struct property_entry props[MAX_NO_PROPS] = {};
531 	struct fwnode_handle *fwnode;
532 	int cnt = 0;
533 	int ret;
534 
535 	props[cnt++] = PROPERTY_ENTRY_U32("realtek,jack-detect-source",
536 				BYT_RT5651_JDSRC(byt_rt5651_quirk));
537 
538 	props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-threshold-microamp",
539 				BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100);
540 
541 	props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-scale-factor",
542 				BYT_RT5651_OVCD_SF(byt_rt5651_quirk));
543 
544 	if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN)
545 		props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,dmic-en");
546 
547 	if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV)
548 		props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted");
549 
550 	fwnode = fwnode_create_software_node(props, NULL);
551 	if (IS_ERR(fwnode)) {
552 		/* put_device(i2c_dev) is handled in caller */
553 		return PTR_ERR(fwnode);
554 	}
555 
556 	ret = device_add_software_node(i2c_dev, to_software_node(fwnode));
557 
558 	fwnode_handle_put(fwnode);
559 
560 	return ret;
561 }
562 
563 static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime)
564 {
565 	struct snd_soc_card *card = runtime->card;
566 	struct snd_soc_component *codec = asoc_rtd_to_codec(runtime, 0)->component;
567 	struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card);
568 	const struct snd_soc_dapm_route *custom_map;
569 	int num_routes;
570 	int report;
571 	int ret;
572 
573 	card->dapm.idle_bias_off = true;
574 
575 	/* Start with RC clk for jack-detect (we disable MCLK below) */
576 	if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN)
577 		snd_soc_component_update_bits(codec, RT5651_GLB_CLK,
578 			RT5651_SCLK_SRC_MASK, RT5651_SCLK_SRC_RCCLK);
579 
580 	switch (BYT_RT5651_MAP(byt_rt5651_quirk)) {
581 	case BYT_RT5651_IN1_MAP:
582 		custom_map = byt_rt5651_intmic_in1_map;
583 		num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_map);
584 		break;
585 	case BYT_RT5651_IN2_MAP:
586 		custom_map = byt_rt5651_intmic_in2_map;
587 		num_routes = ARRAY_SIZE(byt_rt5651_intmic_in2_map);
588 		break;
589 	case BYT_RT5651_IN1_IN2_MAP:
590 		custom_map = byt_rt5651_intmic_in1_in2_map;
591 		num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_in2_map);
592 		break;
593 	default:
594 		custom_map = byt_rt5651_intmic_dmic_map;
595 		num_routes = ARRAY_SIZE(byt_rt5651_intmic_dmic_map);
596 	}
597 	ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes);
598 	if (ret)
599 		return ret;
600 
601 	if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) {
602 		ret = snd_soc_dapm_add_routes(&card->dapm,
603 					byt_rt5651_ssp2_aif2_map,
604 					ARRAY_SIZE(byt_rt5651_ssp2_aif2_map));
605 	} else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) {
606 		ret = snd_soc_dapm_add_routes(&card->dapm,
607 					byt_rt5651_ssp0_aif1_map,
608 					ARRAY_SIZE(byt_rt5651_ssp0_aif1_map));
609 	} else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) {
610 		ret = snd_soc_dapm_add_routes(&card->dapm,
611 					byt_rt5651_ssp0_aif2_map,
612 					ARRAY_SIZE(byt_rt5651_ssp0_aif2_map));
613 	} else {
614 		ret = snd_soc_dapm_add_routes(&card->dapm,
615 					byt_rt5651_ssp2_aif1_map,
616 					ARRAY_SIZE(byt_rt5651_ssp2_aif1_map));
617 	}
618 	if (ret)
619 		return ret;
620 
621 	ret = snd_soc_add_card_controls(card, byt_rt5651_controls,
622 					ARRAY_SIZE(byt_rt5651_controls));
623 	if (ret) {
624 		dev_err(card->dev, "unable to add card controls\n");
625 		return ret;
626 	}
627 
628 	/*
629 	 * The firmware might enable the clock at boot (this information
630 	 * may or may not be reflected in the enable clock register).
631 	 * To change the rate we must disable the clock first to cover
632 	 * these cases. Due to common clock framework restrictions that
633 	 * do not allow to disable a clock that has not been enabled,
634 	 * we need to enable the clock first.
635 	 */
636 	ret = clk_prepare_enable(priv->mclk);
637 	if (!ret)
638 		clk_disable_unprepare(priv->mclk);
639 
640 	if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ)
641 		ret = clk_set_rate(priv->mclk, 25000000);
642 	else
643 		ret = clk_set_rate(priv->mclk, 19200000);
644 
645 	if (ret)
646 		dev_err(card->dev, "unable to set MCLK rate\n");
647 
648 	report = 0;
649 	if (BYT_RT5651_JDSRC(byt_rt5651_quirk))
650 		report = SND_JACK_HEADSET | SND_JACK_BTN_0;
651 	else if (priv->hp_detect)
652 		report = SND_JACK_HEADSET;
653 
654 	if (report) {
655 		ret = snd_soc_card_jack_new_pins(runtime->card, "Headset",
656 						 report, &priv->jack,
657 						 bytcr_jack_pins,
658 						 ARRAY_SIZE(bytcr_jack_pins));
659 		if (ret) {
660 			dev_err(runtime->dev, "jack creation failed %d\n", ret);
661 			return ret;
662 		}
663 
664 		if (report & SND_JACK_BTN_0)
665 			snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0,
666 					 KEY_PLAYPAUSE);
667 
668 		ret = snd_soc_component_set_jack(codec, &priv->jack,
669 						 priv->hp_detect);
670 		if (ret)
671 			return ret;
672 	}
673 
674 	return 0;
675 }
676 
677 static int byt_rt5651_codec_fixup(struct snd_soc_pcm_runtime *rtd,
678 			    struct snd_pcm_hw_params *params)
679 {
680 	struct snd_interval *rate = hw_param_interval(params,
681 			SNDRV_PCM_HW_PARAM_RATE);
682 	struct snd_interval *channels = hw_param_interval(params,
683 						SNDRV_PCM_HW_PARAM_CHANNELS);
684 	int ret, bits;
685 
686 	/* The DSP will covert the FE rate to 48k, stereo */
687 	rate->min = rate->max = 48000;
688 	channels->min = channels->max = 2;
689 
690 	if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) ||
691 	    (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) {
692 		/* set SSP0 to 16-bit */
693 		params_set_format(params, SNDRV_PCM_FORMAT_S16_LE);
694 		bits = 16;
695 	} else {
696 		/* set SSP2 to 24-bit */
697 		params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
698 		bits = 24;
699 	}
700 
701 	/*
702 	 * Default mode for SSP configuration is TDM 4 slot, override config
703 	 * with explicit setting to I2S 2ch. The word length is set with
704 	 * dai_set_tdm_slot() since there is no other API exposed
705 	 */
706 	ret = snd_soc_dai_set_fmt(asoc_rtd_to_cpu(rtd, 0),
707 				  SND_SOC_DAIFMT_I2S     |
708 				  SND_SOC_DAIFMT_NB_NF   |
709 				  SND_SOC_DAIFMT_BP_FP
710 				  );
711 
712 	if (ret < 0) {
713 		dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
714 		return ret;
715 	}
716 
717 	ret = snd_soc_dai_set_tdm_slot(asoc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, bits);
718 	if (ret < 0) {
719 		dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
720 		return ret;
721 	}
722 
723 	return 0;
724 }
725 
726 static const unsigned int rates_48000[] = {
727 	48000,
728 };
729 
730 static const struct snd_pcm_hw_constraint_list constraints_48000 = {
731 	.count = ARRAY_SIZE(rates_48000),
732 	.list  = rates_48000,
733 };
734 
735 static int byt_rt5651_aif1_startup(struct snd_pcm_substream *substream)
736 {
737 	return snd_pcm_hw_constraint_list(substream->runtime, 0,
738 			SNDRV_PCM_HW_PARAM_RATE,
739 			&constraints_48000);
740 }
741 
742 static const struct snd_soc_ops byt_rt5651_aif1_ops = {
743 	.startup = byt_rt5651_aif1_startup,
744 };
745 
746 static const struct snd_soc_ops byt_rt5651_be_ssp2_ops = {
747 	.hw_params = byt_rt5651_aif1_hw_params,
748 };
749 
750 SND_SOC_DAILINK_DEF(dummy,
751 	DAILINK_COMP_ARRAY(COMP_DUMMY()));
752 
753 SND_SOC_DAILINK_DEF(media,
754 	DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai")));
755 
756 SND_SOC_DAILINK_DEF(deepbuffer,
757 	DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai")));
758 
759 SND_SOC_DAILINK_DEF(ssp2_port,
760 	DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port")));
761 SND_SOC_DAILINK_DEF(ssp2_codec,
762 	DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5651:00", "rt5651-aif1")));
763 
764 SND_SOC_DAILINK_DEF(platform,
765 	DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform")));
766 
767 static struct snd_soc_dai_link byt_rt5651_dais[] = {
768 	[MERR_DPCM_AUDIO] = {
769 		.name = "Audio Port",
770 		.stream_name = "Audio",
771 		.nonatomic = true,
772 		.dynamic = 1,
773 		.dpcm_playback = 1,
774 		.dpcm_capture = 1,
775 		.ops = &byt_rt5651_aif1_ops,
776 		SND_SOC_DAILINK_REG(media, dummy, platform),
777 	},
778 	[MERR_DPCM_DEEP_BUFFER] = {
779 		.name = "Deep-Buffer Audio Port",
780 		.stream_name = "Deep-Buffer Audio",
781 		.nonatomic = true,
782 		.dynamic = 1,
783 		.dpcm_playback = 1,
784 		.ops = &byt_rt5651_aif1_ops,
785 		SND_SOC_DAILINK_REG(deepbuffer, dummy, platform),
786 	},
787 	/* CODEC<->CODEC link */
788 	/* back ends */
789 	{
790 		.name = "SSP2-Codec",
791 		.id = 0,
792 		.no_pcm = 1,
793 		.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
794 						| SND_SOC_DAIFMT_CBC_CFC,
795 		.be_hw_params_fixup = byt_rt5651_codec_fixup,
796 		.dpcm_playback = 1,
797 		.dpcm_capture = 1,
798 		.init = byt_rt5651_init,
799 		.ops = &byt_rt5651_be_ssp2_ops,
800 		SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform),
801 	},
802 };
803 
804 /* SoC card */
805 static char byt_rt5651_codec_name[SND_ACPI_I2C_ID_LEN];
806 #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES)
807 static char byt_rt5651_long_name[50]; /* = "bytcr-rt5651-*-spk-*-mic[-swapped-hp]" */
808 #endif
809 static char byt_rt5651_components[50]; /* = "cfg-spk:* cfg-mic:*" */
810 
811 static int byt_rt5651_suspend(struct snd_soc_card *card)
812 {
813 	struct snd_soc_component *component;
814 
815 	if (!BYT_RT5651_JDSRC(byt_rt5651_quirk))
816 		return 0;
817 
818 	for_each_card_components(card, component) {
819 		if (!strcmp(component->name, byt_rt5651_codec_name)) {
820 			dev_dbg(component->dev, "disabling jack detect before suspend\n");
821 			snd_soc_component_set_jack(component, NULL, NULL);
822 			break;
823 		}
824 	}
825 
826 	return 0;
827 }
828 
829 static int byt_rt5651_resume(struct snd_soc_card *card)
830 {
831 	struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card);
832 	struct snd_soc_component *component;
833 
834 	if (!BYT_RT5651_JDSRC(byt_rt5651_quirk))
835 		return 0;
836 
837 	for_each_card_components(card, component) {
838 		if (!strcmp(component->name, byt_rt5651_codec_name)) {
839 			dev_dbg(component->dev, "re-enabling jack detect after resume\n");
840 			snd_soc_component_set_jack(component, &priv->jack,
841 						   priv->hp_detect);
842 			break;
843 		}
844 	}
845 
846 	return 0;
847 }
848 
849 /* use space before codec name to simplify card ID, and simplify driver name */
850 #define SOF_CARD_NAME "bytcht rt5651" /* card name will be 'sof-bytcht rt5651' */
851 #define SOF_DRIVER_NAME "SOF"
852 
853 #define CARD_NAME "bytcr-rt5651"
854 #define DRIVER_NAME NULL /* card name will be used for driver name */
855 
856 static struct snd_soc_card byt_rt5651_card = {
857 	.name = CARD_NAME,
858 	.driver_name = DRIVER_NAME,
859 	.owner = THIS_MODULE,
860 	.dai_link = byt_rt5651_dais,
861 	.num_links = ARRAY_SIZE(byt_rt5651_dais),
862 	.dapm_widgets = byt_rt5651_widgets,
863 	.num_dapm_widgets = ARRAY_SIZE(byt_rt5651_widgets),
864 	.dapm_routes = byt_rt5651_audio_map,
865 	.num_dapm_routes = ARRAY_SIZE(byt_rt5651_audio_map),
866 	.fully_routed = true,
867 	.suspend_pre = byt_rt5651_suspend,
868 	.resume_post = byt_rt5651_resume,
869 };
870 
871 static const struct acpi_gpio_params ext_amp_enable_gpios = { 0, 0, false };
872 
873 static const struct acpi_gpio_mapping cht_rt5651_gpios[] = {
874 	/*
875 	 * Some boards have I2cSerialBusV2, GpioIo, GpioInt as ACPI resources,
876 	 * other boards may  have I2cSerialBusV2, GpioInt, GpioIo instead.
877 	 * We want the GpioIo one for the ext-amp-enable-gpio.
878 	 */
879 	{ "ext-amp-enable-gpios", &ext_amp_enable_gpios, 1, ACPI_GPIO_QUIRK_ONLY_GPIOIO },
880 	{ },
881 };
882 
883 struct acpi_chan_package {   /* ACPICA seems to require 64 bit integers */
884 	u64 aif_value;       /* 1: AIF1, 2: AIF2 */
885 	u64 mclock_value;    /* usually 25MHz (0x17d7940), ignored */
886 };
887 
888 static int snd_byt_rt5651_mc_probe(struct platform_device *pdev)
889 {
890 	struct device *dev = &pdev->dev;
891 	static const char * const mic_name[] = { "dmic", "in1", "in2", "in12" };
892 	struct snd_soc_acpi_mach *mach = dev_get_platdata(dev);
893 	struct byt_rt5651_private *priv;
894 	const char *platform_name;
895 	struct acpi_device *adev;
896 	struct device *codec_dev;
897 	bool sof_parent;
898 	bool is_bytcr = false;
899 	int ret_val = 0;
900 	int dai_index = 0;
901 	int i;
902 
903 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
904 	if (!priv)
905 		return -ENOMEM;
906 
907 	/* register the soc card */
908 	byt_rt5651_card.dev = dev;
909 	snd_soc_card_set_drvdata(&byt_rt5651_card, priv);
910 
911 	/* fix index of codec dai */
912 	for (i = 0; i < ARRAY_SIZE(byt_rt5651_dais); i++) {
913 		if (!strcmp(byt_rt5651_dais[i].codecs->name,
914 			    "i2c-10EC5651:00")) {
915 			dai_index = i;
916 			break;
917 		}
918 	}
919 
920 	/* fixup codec name based on HID */
921 	adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);
922 	if (adev) {
923 		snprintf(byt_rt5651_codec_name, sizeof(byt_rt5651_codec_name),
924 			 "i2c-%s", acpi_dev_name(adev));
925 		put_device(&adev->dev);
926 		byt_rt5651_dais[dai_index].codecs->name = byt_rt5651_codec_name;
927 	} else {
928 		dev_err(dev, "Error cannot find '%s' dev\n", mach->id);
929 		return -ENXIO;
930 	}
931 
932 	codec_dev = acpi_get_first_physical_node(adev);
933 	if (!codec_dev)
934 		return -EPROBE_DEFER;
935 	priv->codec_dev = get_device(codec_dev);
936 
937 	/*
938 	 * swap SSP0 if bytcr is detected
939 	 * (will be overridden if DMI quirk is detected)
940 	 */
941 	if (soc_intel_is_byt()) {
942 		if (mach->mach_params.acpi_ipc_irq_index == 0)
943 			is_bytcr = true;
944 	}
945 
946 	if (is_bytcr) {
947 		/*
948 		 * Baytrail CR platforms may have CHAN package in BIOS, try
949 		 * to find relevant routing quirk based as done on Windows
950 		 * platforms. We have to read the information directly from the
951 		 * BIOS, at this stage the card is not created and the links
952 		 * with the codec driver/pdata are non-existent
953 		 */
954 
955 		struct acpi_chan_package chan_package = { 0 };
956 
957 		/* format specified: 2 64-bit integers */
958 		struct acpi_buffer format = {sizeof("NN"), "NN"};
959 		struct acpi_buffer state = {0, NULL};
960 		struct snd_soc_acpi_package_context pkg_ctx;
961 		bool pkg_found = false;
962 
963 		state.length = sizeof(chan_package);
964 		state.pointer = &chan_package;
965 
966 		pkg_ctx.name = "CHAN";
967 		pkg_ctx.length = 2;
968 		pkg_ctx.format = &format;
969 		pkg_ctx.state = &state;
970 		pkg_ctx.data_valid = false;
971 
972 		pkg_found = snd_soc_acpi_find_package_from_hid(mach->id,
973 							       &pkg_ctx);
974 		if (pkg_found) {
975 			if (chan_package.aif_value == 1) {
976 				dev_info(dev, "BIOS Routing: AIF1 connected\n");
977 				byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF1;
978 			} else  if (chan_package.aif_value == 2) {
979 				dev_info(dev, "BIOS Routing: AIF2 connected\n");
980 				byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2;
981 			} else {
982 				dev_info(dev, "BIOS Routing isn't valid, ignored\n");
983 				pkg_found = false;
984 			}
985 		}
986 
987 		if (!pkg_found) {
988 			/* no BIOS indications, assume SSP0-AIF2 connection */
989 			byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2;
990 		}
991 	}
992 
993 	/* check quirks before creating card */
994 	dmi_check_system(byt_rt5651_quirk_table);
995 
996 	if (quirk_override != -1) {
997 		dev_info(dev, "Overriding quirk 0x%lx => 0x%x\n",
998 			 byt_rt5651_quirk, quirk_override);
999 		byt_rt5651_quirk = quirk_override;
1000 	}
1001 
1002 	/* Must be called before register_card, also see declaration comment. */
1003 	ret_val = byt_rt5651_add_codec_device_props(codec_dev, priv);
1004 	if (ret_val)
1005 		goto err_device;
1006 
1007 	/* Cherry Trail devices use an external amplifier enable gpio */
1008 	if (soc_intel_is_cht() && !byt_rt5651_gpios)
1009 		byt_rt5651_gpios = cht_rt5651_gpios;
1010 
1011 	if (byt_rt5651_gpios) {
1012 		devm_acpi_dev_add_driver_gpios(codec_dev, byt_rt5651_gpios);
1013 		priv->ext_amp_gpio = devm_fwnode_gpiod_get(dev, codec_dev->fwnode,
1014 							   "ext-amp-enable",
1015 							   GPIOD_OUT_LOW,
1016 							   "speaker-amp");
1017 		if (IS_ERR(priv->ext_amp_gpio)) {
1018 			ret_val = PTR_ERR(priv->ext_amp_gpio);
1019 			switch (ret_val) {
1020 			case -ENOENT:
1021 				priv->ext_amp_gpio = NULL;
1022 				break;
1023 			default:
1024 				dev_err(dev, "Failed to get ext-amp-enable GPIO: %d\n", ret_val);
1025 				fallthrough;
1026 			case -EPROBE_DEFER:
1027 				goto err;
1028 			}
1029 		}
1030 		priv->hp_detect = devm_fwnode_gpiod_get(dev, codec_dev->fwnode,
1031 							"hp-detect",
1032 							GPIOD_IN,
1033 							"hp-detect");
1034 		if (IS_ERR(priv->hp_detect)) {
1035 			ret_val = PTR_ERR(priv->hp_detect);
1036 			switch (ret_val) {
1037 			case -ENOENT:
1038 				priv->hp_detect = NULL;
1039 				break;
1040 			default:
1041 				dev_err(dev, "Failed to get hp-detect GPIO: %d\n", ret_val);
1042 				fallthrough;
1043 			case -EPROBE_DEFER:
1044 				goto err;
1045 			}
1046 		}
1047 	}
1048 
1049 	log_quirks(dev);
1050 
1051 	if ((byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) ||
1052 	    (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2))
1053 		byt_rt5651_dais[dai_index].codecs->dai_name = "rt5651-aif2";
1054 
1055 	if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) ||
1056 	    (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2))
1057 		byt_rt5651_dais[dai_index].cpus->dai_name = "ssp0-port";
1058 
1059 	if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) {
1060 		priv->mclk = devm_clk_get_optional(dev, "pmc_plt_clk_3");
1061 		if (IS_ERR(priv->mclk)) {
1062 			ret_val = dev_err_probe(dev, PTR_ERR(priv->mclk),
1063 						"Failed to get MCLK from pmc_plt_clk_3\n");
1064 			goto err;
1065 		}
1066 		/*
1067 		 * Fall back to bit clock usage when clock is not
1068 		 * available likely due to missing dependencies.
1069 		 */
1070 		if (!priv->mclk)
1071 			byt_rt5651_quirk &= ~BYT_RT5651_MCLK_EN;
1072 	}
1073 
1074 	snprintf(byt_rt5651_components, sizeof(byt_rt5651_components),
1075 		 "cfg-spk:%s cfg-mic:%s%s",
1076 		 (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) ? "1" : "2",
1077 		 mic_name[BYT_RT5651_MAP(byt_rt5651_quirk)],
1078 		 (byt_rt5651_quirk & BYT_RT5651_HP_LR_SWAPPED) ?
1079 			" cfg-hp:lrswap" : "");
1080 	byt_rt5651_card.components = byt_rt5651_components;
1081 #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES)
1082 	snprintf(byt_rt5651_long_name, sizeof(byt_rt5651_long_name),
1083 		 "bytcr-rt5651-%s-spk-%s-mic%s",
1084 		 (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) ?
1085 			"mono" : "stereo",
1086 		 mic_name[BYT_RT5651_MAP(byt_rt5651_quirk)],
1087 		 (byt_rt5651_quirk & BYT_RT5651_HP_LR_SWAPPED) ?
1088 			"-hp-swapped" : "");
1089 	byt_rt5651_card.long_name = byt_rt5651_long_name;
1090 #endif
1091 
1092 	/* override platform name, if required */
1093 	platform_name = mach->mach_params.platform;
1094 
1095 	ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5651_card,
1096 							platform_name);
1097 	if (ret_val)
1098 		goto err;
1099 
1100 	sof_parent = snd_soc_acpi_sof_parent(dev);
1101 
1102 	/* set card and driver name */
1103 	if (sof_parent) {
1104 		byt_rt5651_card.name = SOF_CARD_NAME;
1105 		byt_rt5651_card.driver_name = SOF_DRIVER_NAME;
1106 	} else {
1107 		byt_rt5651_card.name = CARD_NAME;
1108 		byt_rt5651_card.driver_name = DRIVER_NAME;
1109 	}
1110 
1111 	/* set pm ops */
1112 	if (sof_parent)
1113 		dev->driver->pm = &snd_soc_pm_ops;
1114 
1115 	ret_val = devm_snd_soc_register_card(dev, &byt_rt5651_card);
1116 	if (ret_val) {
1117 		dev_err(dev, "devm_snd_soc_register_card failed %d\n", ret_val);
1118 		goto err;
1119 	}
1120 	platform_set_drvdata(pdev, &byt_rt5651_card);
1121 	return ret_val;
1122 
1123 err:
1124 	device_remove_software_node(priv->codec_dev);
1125 err_device:
1126 	put_device(priv->codec_dev);
1127 	return ret_val;
1128 }
1129 
1130 static int snd_byt_rt5651_mc_remove(struct platform_device *pdev)
1131 {
1132 	struct snd_soc_card *card = platform_get_drvdata(pdev);
1133 	struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card);
1134 
1135 	device_remove_software_node(priv->codec_dev);
1136 	put_device(priv->codec_dev);
1137 	return 0;
1138 }
1139 
1140 static struct platform_driver snd_byt_rt5651_mc_driver = {
1141 	.driver = {
1142 		.name = "bytcr_rt5651",
1143 	},
1144 	.probe = snd_byt_rt5651_mc_probe,
1145 	.remove = snd_byt_rt5651_mc_remove,
1146 };
1147 
1148 module_platform_driver(snd_byt_rt5651_mc_driver);
1149 
1150 MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver for RT5651");
1151 MODULE_AUTHOR("Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>");
1152 MODULE_LICENSE("GPL v2");
1153 MODULE_ALIAS("platform:bytcr_rt5651");
1154