1 // SPDX-License-Identifier: GPL-2.0-only
3 * Intel Skylake I2S Machine Driver for NAU88L25+SSM4567
5 * Copyright (C) 2015, Intel Corporation. All rights reserved.
8 * Intel Skylake I2S Machine Driver for NAU88L25 and SSM4567
10 * Copyright (C) 2015, Intel Corporation. All rights reserved.
13 #include <linux/module.h>
14 #include <linux/platform_device.h>
15 #include <sound/core.h>
16 #include <sound/pcm.h>
17 #include <sound/soc.h>
18 #include <sound/soc-acpi.h>
19 #include <sound/jack.h>
20 #include <sound/pcm_params.h>
21 #include "../../codecs/nau8825.h"
22 #include "../../codecs/hdac_hdmi.h"
24 #define SKL_NUVOTON_CODEC_DAI "nau8825-hifi"
25 #define SKL_SSM_CODEC_DAI "ssm4567-hifi"
26 #define DMIC_CH(p) p->list[p->count-1]
28 static struct snd_soc_jack skylake_headset
;
29 static struct snd_soc_card skylake_audio_card
;
30 static const struct snd_pcm_hw_constraint_list
*dmic_constraints
;
31 static struct snd_soc_jack skylake_hdmi
[3];
34 struct list_head head
;
35 struct snd_soc_dai
*codec_dai
;
39 struct skl_nau88125_private
{
40 struct list_head hdmi_pcm_list
;
43 SKL_DPCM_AUDIO_PB
= 0,
45 SKL_DPCM_AUDIO_REF_CP
,
46 SKL_DPCM_AUDIO_DMIC_CP
,
47 SKL_DPCM_AUDIO_HDMI1_PB
,
48 SKL_DPCM_AUDIO_HDMI2_PB
,
49 SKL_DPCM_AUDIO_HDMI3_PB
,
52 static const struct snd_kcontrol_new skylake_controls
[] = {
53 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
54 SOC_DAPM_PIN_SWITCH("Headset Mic"),
55 SOC_DAPM_PIN_SWITCH("Left Speaker"),
56 SOC_DAPM_PIN_SWITCH("Right Speaker"),
59 static int platform_clock_control(struct snd_soc_dapm_widget
*w
,
60 struct snd_kcontrol
*k
, int event
)
62 struct snd_soc_dapm_context
*dapm
= w
->dapm
;
63 struct snd_soc_card
*card
= dapm
->card
;
64 struct snd_soc_dai
*codec_dai
;
67 codec_dai
= snd_soc_card_get_codec_dai(card
, SKL_NUVOTON_CODEC_DAI
);
69 dev_err(card
->dev
, "Codec dai not found\n");
73 if (SND_SOC_DAPM_EVENT_ON(event
)) {
74 ret
= snd_soc_dai_set_sysclk(codec_dai
,
75 NAU8825_CLK_MCLK
, 24000000, SND_SOC_CLOCK_IN
);
77 dev_err(card
->dev
, "set sysclk err = %d\n", ret
);
81 ret
= snd_soc_dai_set_sysclk(codec_dai
,
82 NAU8825_CLK_INTERNAL
, 0, SND_SOC_CLOCK_IN
);
84 dev_err(card
->dev
, "set sysclk err = %d\n", ret
);
91 static const struct snd_soc_dapm_widget skylake_widgets
[] = {
92 SND_SOC_DAPM_HP("Headphone Jack", NULL
),
93 SND_SOC_DAPM_MIC("Headset Mic", NULL
),
94 SND_SOC_DAPM_SPK("Left Speaker", NULL
),
95 SND_SOC_DAPM_SPK("Right Speaker", NULL
),
96 SND_SOC_DAPM_MIC("SoC DMIC", NULL
),
97 SND_SOC_DAPM_SPK("DP1", NULL
),
98 SND_SOC_DAPM_SPK("DP2", NULL
),
99 SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM
, 0, 0,
100 platform_clock_control
, SND_SOC_DAPM_PRE_PMU
|
101 SND_SOC_DAPM_POST_PMD
),
104 static const struct snd_soc_dapm_route skylake_map
[] = {
105 /* HP jack connectors - unknown if we have jack detection */
106 {"Headphone Jack", NULL
, "HPOL"},
107 {"Headphone Jack", NULL
, "HPOR"},
110 {"Left Speaker", NULL
, "Left OUT"},
111 {"Right Speaker", NULL
, "Right OUT"},
114 {"MIC", NULL
, "Headset Mic"},
115 {"DMic", NULL
, "SoC DMIC"},
117 /* CODEC BE connections */
118 { "Left Playback", NULL
, "ssp0 Tx"},
119 { "Right Playback", NULL
, "ssp0 Tx"},
120 { "ssp0 Tx", NULL
, "codec0_out"},
122 /* IV feedback path */
123 { "codec0_lp_in", NULL
, "ssp0 Rx"},
124 { "ssp0 Rx", NULL
, "Left Capture Sense" },
125 { "ssp0 Rx", NULL
, "Right Capture Sense" },
127 { "Playback", NULL
, "ssp1 Tx"},
128 { "ssp1 Tx", NULL
, "codec1_out"},
130 { "codec0_in", NULL
, "ssp1 Rx" },
131 { "ssp1 Rx", NULL
, "Capture" },
134 { "dmic01_hifi", NULL
, "DMIC01 Rx" },
135 { "DMIC01 Rx", NULL
, "DMIC AIF" },
137 { "hifi3", NULL
, "iDisp3 Tx"},
138 { "iDisp3 Tx", NULL
, "iDisp3_out"},
139 { "hifi2", NULL
, "iDisp2 Tx"},
140 { "iDisp2 Tx", NULL
, "iDisp2_out"},
141 { "hifi1", NULL
, "iDisp1 Tx"},
142 { "iDisp1 Tx", NULL
, "iDisp1_out"},
144 { "Headphone Jack", NULL
, "Platform Clock" },
145 { "Headset Mic", NULL
, "Platform Clock" },
148 static struct snd_soc_codec_conf ssm4567_codec_conf
[] = {
150 .dlc
= COMP_CODEC_CONF("i2c-INT343B:00"),
151 .name_prefix
= "Left",
154 .dlc
= COMP_CODEC_CONF("i2c-INT343B:01"),
155 .name_prefix
= "Right",
159 static int skylake_ssm4567_codec_init(struct snd_soc_pcm_runtime
*rtd
)
163 /* Slot 1 for left */
164 ret
= snd_soc_dai_set_tdm_slot(asoc_rtd_to_codec(rtd
, 0), 0x01, 0x01, 2, 48);
168 /* Slot 2 for right */
169 ret
= snd_soc_dai_set_tdm_slot(asoc_rtd_to_codec(rtd
, 1), 0x02, 0x02, 2, 48);
176 static int skylake_nau8825_codec_init(struct snd_soc_pcm_runtime
*rtd
)
179 struct snd_soc_component
*component
= asoc_rtd_to_codec(rtd
, 0)->component
;
182 * 4 buttons here map to the google Reference headset
183 * The use of these buttons can be decided by the user space.
185 ret
= snd_soc_card_jack_new(&skylake_audio_card
, "Headset Jack",
186 SND_JACK_HEADSET
| SND_JACK_BTN_0
| SND_JACK_BTN_1
|
187 SND_JACK_BTN_2
| SND_JACK_BTN_3
, &skylake_headset
,
190 dev_err(rtd
->dev
, "Headset Jack creation failed %d\n", ret
);
194 nau8825_enable_jack_detect(component
, &skylake_headset
);
196 snd_soc_dapm_ignore_suspend(&rtd
->card
->dapm
, "SoC DMIC");
201 static int skylake_hdmi1_init(struct snd_soc_pcm_runtime
*rtd
)
203 struct skl_nau88125_private
*ctx
= snd_soc_card_get_drvdata(rtd
->card
);
204 struct snd_soc_dai
*dai
= asoc_rtd_to_codec(rtd
, 0);
205 struct skl_hdmi_pcm
*pcm
;
207 pcm
= devm_kzalloc(rtd
->card
->dev
, sizeof(*pcm
), GFP_KERNEL
);
211 pcm
->device
= SKL_DPCM_AUDIO_HDMI1_PB
;
212 pcm
->codec_dai
= dai
;
214 list_add_tail(&pcm
->head
, &ctx
->hdmi_pcm_list
);
219 static int skylake_hdmi2_init(struct snd_soc_pcm_runtime
*rtd
)
221 struct skl_nau88125_private
*ctx
= snd_soc_card_get_drvdata(rtd
->card
);
222 struct snd_soc_dai
*dai
= asoc_rtd_to_codec(rtd
, 0);
223 struct skl_hdmi_pcm
*pcm
;
225 pcm
= devm_kzalloc(rtd
->card
->dev
, sizeof(*pcm
), GFP_KERNEL
);
229 pcm
->device
= SKL_DPCM_AUDIO_HDMI2_PB
;
230 pcm
->codec_dai
= dai
;
232 list_add_tail(&pcm
->head
, &ctx
->hdmi_pcm_list
);
238 static int skylake_hdmi3_init(struct snd_soc_pcm_runtime
*rtd
)
240 struct skl_nau88125_private
*ctx
= snd_soc_card_get_drvdata(rtd
->card
);
241 struct snd_soc_dai
*dai
= asoc_rtd_to_codec(rtd
, 0);
242 struct skl_hdmi_pcm
*pcm
;
244 pcm
= devm_kzalloc(rtd
->card
->dev
, sizeof(*pcm
), GFP_KERNEL
);
248 pcm
->device
= SKL_DPCM_AUDIO_HDMI3_PB
;
249 pcm
->codec_dai
= dai
;
251 list_add_tail(&pcm
->head
, &ctx
->hdmi_pcm_list
);
256 static int skylake_nau8825_fe_init(struct snd_soc_pcm_runtime
*rtd
)
258 struct snd_soc_dapm_context
*dapm
;
259 struct snd_soc_component
*component
= asoc_rtd_to_cpu(rtd
, 0)->component
;
261 dapm
= snd_soc_component_get_dapm(component
);
262 snd_soc_dapm_ignore_suspend(dapm
, "Reference Capture");
267 static const unsigned int rates
[] = {
271 static const struct snd_pcm_hw_constraint_list constraints_rates
= {
272 .count
= ARRAY_SIZE(rates
),
277 static const unsigned int channels
[] = {
281 static const struct snd_pcm_hw_constraint_list constraints_channels
= {
282 .count
= ARRAY_SIZE(channels
),
287 static int skl_fe_startup(struct snd_pcm_substream
*substream
)
289 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
292 * on this platform for PCM device we support,
298 runtime
->hw
.channels_max
= 2;
299 snd_pcm_hw_constraint_list(runtime
, 0, SNDRV_PCM_HW_PARAM_CHANNELS
,
300 &constraints_channels
);
302 runtime
->hw
.formats
= SNDRV_PCM_FMTBIT_S16_LE
;
303 snd_pcm_hw_constraint_msbits(runtime
, 0, 16, 16);
305 snd_pcm_hw_constraint_list(runtime
, 0,
306 SNDRV_PCM_HW_PARAM_RATE
, &constraints_rates
);
311 static const struct snd_soc_ops skylake_nau8825_fe_ops
= {
312 .startup
= skl_fe_startup
,
315 static int skylake_ssp_fixup(struct snd_soc_pcm_runtime
*rtd
,
316 struct snd_pcm_hw_params
*params
)
318 struct snd_interval
*rate
= hw_param_interval(params
,
319 SNDRV_PCM_HW_PARAM_RATE
);
320 struct snd_interval
*chan
= hw_param_interval(params
,
321 SNDRV_PCM_HW_PARAM_CHANNELS
);
322 struct snd_mask
*fmt
= hw_param_mask(params
, SNDRV_PCM_HW_PARAM_FORMAT
);
324 /* The ADSP will covert the FE rate to 48k, stereo */
325 rate
->min
= rate
->max
= 48000;
326 chan
->min
= chan
->max
= 2;
328 /* set SSP0 to 24 bit */
330 snd_mask_set_format(fmt
, SNDRV_PCM_FORMAT_S24_LE
);
334 static int skylake_dmic_fixup(struct snd_soc_pcm_runtime
*rtd
,
335 struct snd_pcm_hw_params
*params
)
337 struct snd_interval
*chan
= hw_param_interval(params
,
338 SNDRV_PCM_HW_PARAM_CHANNELS
);
339 if (params_channels(params
) == 2 || DMIC_CH(dmic_constraints
) == 2)
340 chan
->min
= chan
->max
= 2;
342 chan
->min
= chan
->max
= 4;
347 static int skylake_nau8825_hw_params(struct snd_pcm_substream
*substream
,
348 struct snd_pcm_hw_params
*params
)
350 struct snd_soc_pcm_runtime
*rtd
= asoc_substream_to_rtd(substream
);
351 struct snd_soc_dai
*codec_dai
= asoc_rtd_to_codec(rtd
, 0);
354 ret
= snd_soc_dai_set_sysclk(codec_dai
,
355 NAU8825_CLK_MCLK
, 24000000, SND_SOC_CLOCK_IN
);
358 dev_err(rtd
->dev
, "snd_soc_dai_set_sysclk err = %d\n", ret
);
363 static const struct snd_soc_ops skylake_nau8825_ops
= {
364 .hw_params
= skylake_nau8825_hw_params
,
367 static const unsigned int channels_dmic
[] = {
371 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels
= {
372 .count
= ARRAY_SIZE(channels_dmic
),
373 .list
= channels_dmic
,
377 static const unsigned int dmic_2ch
[] = {
381 static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch
= {
382 .count
= ARRAY_SIZE(dmic_2ch
),
387 static int skylake_dmic_startup(struct snd_pcm_substream
*substream
)
389 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
391 runtime
->hw
.channels_max
= DMIC_CH(dmic_constraints
);
392 snd_pcm_hw_constraint_list(runtime
, 0, SNDRV_PCM_HW_PARAM_CHANNELS
,
395 return snd_pcm_hw_constraint_list(substream
->runtime
, 0,
396 SNDRV_PCM_HW_PARAM_RATE
, &constraints_rates
);
399 static const struct snd_soc_ops skylake_dmic_ops
= {
400 .startup
= skylake_dmic_startup
,
403 static const unsigned int rates_16000
[] = {
407 static const struct snd_pcm_hw_constraint_list constraints_16000
= {
408 .count
= ARRAY_SIZE(rates_16000
),
412 static const unsigned int ch_mono
[] = {
416 static const struct snd_pcm_hw_constraint_list constraints_refcap
= {
417 .count
= ARRAY_SIZE(ch_mono
),
421 static int skylake_refcap_startup(struct snd_pcm_substream
*substream
)
423 substream
->runtime
->hw
.channels_max
= 1;
424 snd_pcm_hw_constraint_list(substream
->runtime
, 0,
425 SNDRV_PCM_HW_PARAM_CHANNELS
,
426 &constraints_refcap
);
428 return snd_pcm_hw_constraint_list(substream
->runtime
, 0,
429 SNDRV_PCM_HW_PARAM_RATE
,
433 static const struct snd_soc_ops skylake_refcap_ops
= {
434 .startup
= skylake_refcap_startup
,
437 SND_SOC_DAILINK_DEF(dummy
,
438 DAILINK_COMP_ARRAY(COMP_DUMMY()));
440 SND_SOC_DAILINK_DEF(system
,
441 DAILINK_COMP_ARRAY(COMP_CPU("System Pin")));
443 SND_SOC_DAILINK_DEF(reference
,
444 DAILINK_COMP_ARRAY(COMP_CPU("Reference Pin")));
446 SND_SOC_DAILINK_DEF(dmic
,
447 DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin")));
449 SND_SOC_DAILINK_DEF(hdmi1
,
450 DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin")));
452 SND_SOC_DAILINK_DEF(hdmi2
,
453 DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin")));
455 SND_SOC_DAILINK_DEF(hdmi3
,
456 DAILINK_COMP_ARRAY(COMP_CPU("HDMI3 Pin")));
458 SND_SOC_DAILINK_DEF(ssp0_pin
,
459 DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin")));
460 SND_SOC_DAILINK_DEF(ssp0_codec
,
462 /* Left */ COMP_CODEC("i2c-INT343B:00", SKL_SSM_CODEC_DAI
),
463 /* Right */ COMP_CODEC("i2c-INT343B:01", SKL_SSM_CODEC_DAI
)));
465 SND_SOC_DAILINK_DEF(ssp1_pin
,
466 DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin")));
467 SND_SOC_DAILINK_DEF(ssp1_codec
,
468 DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10508825:00", SKL_NUVOTON_CODEC_DAI
)));
470 SND_SOC_DAILINK_DEF(dmic01_pin
,
471 DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin")));
472 SND_SOC_DAILINK_DEF(dmic_codec
,
473 DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
475 SND_SOC_DAILINK_DEF(idisp1_pin
,
476 DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin")));
477 SND_SOC_DAILINK_DEF(idisp1_codec
,
478 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1")));
480 SND_SOC_DAILINK_DEF(idisp2_pin
,
481 DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin")));
482 SND_SOC_DAILINK_DEF(idisp2_codec
,
483 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2")));
485 SND_SOC_DAILINK_DEF(idisp3_pin
,
486 DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin")));
487 SND_SOC_DAILINK_DEF(idisp3_codec
,
488 DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3")));
490 SND_SOC_DAILINK_DEF(platform
,
491 DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3")));
493 /* skylake digital audio interface glue - connects codec <--> CPU */
494 static struct snd_soc_dai_link skylake_dais
[] = {
495 /* Front End DAI links */
496 [SKL_DPCM_AUDIO_PB
] = {
497 .name
= "Skl Audio Port",
498 .stream_name
= "Audio",
501 .init
= skylake_nau8825_fe_init
,
503 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
505 .ops
= &skylake_nau8825_fe_ops
,
506 SND_SOC_DAILINK_REG(system
, dummy
, platform
),
508 [SKL_DPCM_AUDIO_CP
] = {
509 .name
= "Skl Audio Capture Port",
510 .stream_name
= "Audio Record",
514 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
516 .ops
= &skylake_nau8825_fe_ops
,
517 SND_SOC_DAILINK_REG(system
, dummy
, platform
),
519 [SKL_DPCM_AUDIO_REF_CP
] = {
520 .name
= "Skl Audio Reference cap",
521 .stream_name
= "Wake on Voice",
526 .ops
= &skylake_refcap_ops
,
527 SND_SOC_DAILINK_REG(reference
, dummy
, platform
),
529 [SKL_DPCM_AUDIO_DMIC_CP
] = {
530 .name
= "Skl Audio DMIC cap",
531 .stream_name
= "dmiccap",
536 .ops
= &skylake_dmic_ops
,
537 SND_SOC_DAILINK_REG(dmic
, dummy
, platform
),
539 [SKL_DPCM_AUDIO_HDMI1_PB
] = {
540 .name
= "Skl HDMI Port1",
541 .stream_name
= "Hdmi1",
545 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
548 SND_SOC_DAILINK_REG(hdmi1
, dummy
, platform
),
550 [SKL_DPCM_AUDIO_HDMI2_PB
] = {
551 .name
= "Skl HDMI Port2",
552 .stream_name
= "Hdmi2",
556 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
559 SND_SOC_DAILINK_REG(hdmi2
, dummy
, platform
),
561 [SKL_DPCM_AUDIO_HDMI3_PB
] = {
562 .name
= "Skl HDMI Port3",
563 .stream_name
= "Hdmi3",
565 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
570 SND_SOC_DAILINK_REG(hdmi3
, dummy
, platform
),
573 /* Back End DAI links */
576 .name
= "SSP0-Codec",
579 .dai_fmt
= SND_SOC_DAIFMT_DSP_A
|
580 SND_SOC_DAIFMT_IB_NF
|
581 SND_SOC_DAIFMT_CBS_CFS
,
582 .init
= skylake_ssm4567_codec_init
,
583 .ignore_pmdown_time
= 1,
584 .be_hw_params_fixup
= skylake_ssp_fixup
,
587 SND_SOC_DAILINK_REG(ssp0_pin
, ssp0_codec
, platform
),
591 .name
= "SSP1-Codec",
594 .init
= skylake_nau8825_codec_init
,
595 .dai_fmt
= SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
|
596 SND_SOC_DAIFMT_CBS_CFS
,
597 .ignore_pmdown_time
= 1,
598 .be_hw_params_fixup
= skylake_ssp_fixup
,
599 .ops
= &skylake_nau8825_ops
,
602 SND_SOC_DAILINK_REG(ssp1_pin
, ssp1_codec
, platform
),
608 .be_hw_params_fixup
= skylake_dmic_fixup
,
611 SND_SOC_DAILINK_REG(dmic01_pin
, dmic_codec
, platform
),
617 .init
= skylake_hdmi1_init
,
619 SND_SOC_DAILINK_REG(idisp1_pin
, idisp1_codec
, platform
),
624 .init
= skylake_hdmi2_init
,
627 SND_SOC_DAILINK_REG(idisp2_pin
, idisp2_codec
, platform
),
632 .init
= skylake_hdmi3_init
,
635 SND_SOC_DAILINK_REG(idisp3_pin
, idisp3_codec
, platform
),
640 static int skylake_card_late_probe(struct snd_soc_card
*card
)
642 struct skl_nau88125_private
*ctx
= snd_soc_card_get_drvdata(card
);
643 struct skl_hdmi_pcm
*pcm
;
644 struct snd_soc_component
*component
= NULL
;
646 char jack_name
[NAME_SIZE
];
648 list_for_each_entry(pcm
, &ctx
->hdmi_pcm_list
, head
) {
649 component
= pcm
->codec_dai
->component
;
650 snprintf(jack_name
, sizeof(jack_name
),
651 "HDMI/DP, pcm=%d Jack", pcm
->device
);
652 err
= snd_soc_card_jack_new(card
, jack_name
,
660 err
= hdac_hdmi_jack_init(pcm
->codec_dai
, pcm
->device
,
671 return hdac_hdmi_jack_port_init(component
, &card
->dapm
);
674 /* skylake audio machine driver for SPT + NAU88L25 */
675 static struct snd_soc_card skylake_audio_card
= {
676 .name
= "sklnau8825adi",
677 .owner
= THIS_MODULE
,
678 .dai_link
= skylake_dais
,
679 .num_links
= ARRAY_SIZE(skylake_dais
),
680 .controls
= skylake_controls
,
681 .num_controls
= ARRAY_SIZE(skylake_controls
),
682 .dapm_widgets
= skylake_widgets
,
683 .num_dapm_widgets
= ARRAY_SIZE(skylake_widgets
),
684 .dapm_routes
= skylake_map
,
685 .num_dapm_routes
= ARRAY_SIZE(skylake_map
),
686 .codec_conf
= ssm4567_codec_conf
,
687 .num_configs
= ARRAY_SIZE(ssm4567_codec_conf
),
688 .fully_routed
= true,
689 .disable_route_checks
= true,
690 .late_probe
= skylake_card_late_probe
,
693 static int skylake_audio_probe(struct platform_device
*pdev
)
695 struct skl_nau88125_private
*ctx
;
696 struct snd_soc_acpi_mach
*mach
;
698 ctx
= devm_kzalloc(&pdev
->dev
, sizeof(*ctx
), GFP_KERNEL
);
702 INIT_LIST_HEAD(&ctx
->hdmi_pcm_list
);
704 skylake_audio_card
.dev
= &pdev
->dev
;
705 snd_soc_card_set_drvdata(&skylake_audio_card
, ctx
);
707 mach
= pdev
->dev
.platform_data
;
709 dmic_constraints
= mach
->mach_params
.dmic_num
== 2 ?
710 &constraints_dmic_2ch
: &constraints_dmic_channels
;
712 return devm_snd_soc_register_card(&pdev
->dev
, &skylake_audio_card
);
715 static const struct platform_device_id skl_board_ids
[] = {
716 { .name
= "skl_n88l25_s4567" },
717 { .name
= "kbl_n88l25_s4567" },
721 static struct platform_driver skylake_audio
= {
722 .probe
= skylake_audio_probe
,
724 .name
= "skl_n88l25_s4567",
725 .pm
= &snd_soc_pm_ops
,
727 .id_table
= skl_board_ids
,
730 module_platform_driver(skylake_audio
)
732 /* Module information */
733 MODULE_AUTHOR("Conrad Cooke <conrad.cooke@intel.com>");
734 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
735 MODULE_AUTHOR("Naveen M <naveen.m@intel.com>");
736 MODULE_AUTHOR("Sathya Prakash M R <sathya.prakash.m.r@intel.com>");
737 MODULE_AUTHOR("Yong Zhi <yong.zhi@intel.com>");
738 MODULE_DESCRIPTION("Intel Audio Machine driver for SKL with NAU88L25 and SSM4567 in I2S Mode");
739 MODULE_LICENSE("GPL v2");
740 MODULE_ALIAS("platform:skl_n88l25_s4567");
741 MODULE_ALIAS("platform:kbl_n88l25_s4567");