2 * Intel Kabylake I2S Machine Driver with MAXIM98927
3 * RT5514 and RT5663 Codecs
5 * Copyright (C) 2017, Intel Corporation. All rights reserved.
8 * Intel Kabylake I2S Machine driver supporting MAXIM98927 and
11 * This program is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU General Public License version
13 * 2 as published by the Free Software Foundation.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
21 #include <linux/input.h>
22 #include <linux/module.h>
23 #include <linux/platform_device.h>
24 #include <sound/core.h>
25 #include <sound/jack.h>
26 #include <sound/pcm.h>
27 #include <sound/pcm_params.h>
28 #include <sound/soc.h>
29 #include <sound/soc-acpi.h>
30 #include "../../codecs/rt5514.h"
31 #include "../../codecs/rt5663.h"
32 #include "../../codecs/hdac_hdmi.h"
34 #define KBL_REALTEK_CODEC_DAI "rt5663-aif"
35 #define KBL_REALTEK_DMIC_CODEC_DAI "rt5514-aif1"
36 #define KBL_MAXIM_CODEC_DAI "max98927-aif1"
37 #define MAXIM_DEV0_NAME "i2c-MX98927:00"
38 #define MAXIM_DEV1_NAME "i2c-MX98927:01"
39 #define RT5514_DEV_NAME "i2c-10EC5514:00"
40 #define RT5663_DEV_NAME "i2c-10EC5663:00"
41 #define RT5514_AIF1_BCLK_FREQ (48000 * 8 * 16)
42 #define RT5514_AIF1_SYSCLK_FREQ 12288000
45 #define DMIC_CH(p) p->list[p->count-1]
48 static struct snd_soc_card kabylake_audio_card
;
49 static const struct snd_pcm_hw_constraint_list
*dmic_constraints
;
52 struct list_head head
;
53 struct snd_soc_dai
*codec_dai
;
57 struct kbl_codec_private
{
58 struct snd_soc_jack kabylake_headset
;
59 struct list_head hdmi_pcm_list
;
60 struct snd_soc_jack kabylake_hdmi
[2];
64 KBL_DPCM_AUDIO_PB
= 0,
67 KBL_DPCM_AUDIO_ECHO_REF_CP
,
68 KBL_DPCM_AUDIO_DMIC_CP
,
69 KBL_DPCM_AUDIO_RT5514_DSP
,
70 KBL_DPCM_AUDIO_HDMI1_PB
,
71 KBL_DPCM_AUDIO_HDMI2_PB
,
74 static const struct snd_kcontrol_new kabylake_controls
[] = {
75 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
76 SOC_DAPM_PIN_SWITCH("Headset Mic"),
77 SOC_DAPM_PIN_SWITCH("Left Spk"),
78 SOC_DAPM_PIN_SWITCH("Right Spk"),
79 SOC_DAPM_PIN_SWITCH("DMIC"),
82 static const struct snd_soc_dapm_widget kabylake_widgets
[] = {
83 SND_SOC_DAPM_HP("Headphone Jack", NULL
),
84 SND_SOC_DAPM_MIC("Headset Mic", NULL
),
85 SND_SOC_DAPM_SPK("Left Spk", NULL
),
86 SND_SOC_DAPM_SPK("Right Spk", NULL
),
87 SND_SOC_DAPM_MIC("DMIC", NULL
),
88 SND_SOC_DAPM_SPK("HDMI1", NULL
),
89 SND_SOC_DAPM_SPK("HDMI2", NULL
),
93 static const struct snd_soc_dapm_route kabylake_map
[] = {
95 { "Headphone Jack", NULL
, "HPOL" },
96 { "Headphone Jack", NULL
, "HPOR" },
99 { "Left Spk", NULL
, "Left BE_OUT" },
100 { "Right Spk", NULL
, "Right BE_OUT" },
103 { "IN1P", NULL
, "Headset Mic" },
104 { "IN1N", NULL
, "Headset Mic" },
106 /* CODEC BE connections */
107 { "Left HiFi Playback", NULL
, "ssp0 Tx" },
108 { "Right HiFi Playback", NULL
, "ssp0 Tx" },
109 { "ssp0 Tx", NULL
, "spk_out" },
111 { "AIF Playback", NULL
, "ssp1 Tx" },
112 { "ssp1 Tx", NULL
, "codec1_out" },
114 { "hs_in", NULL
, "ssp1 Rx" },
115 { "ssp1 Rx", NULL
, "AIF Capture" },
117 { "codec1_in", NULL
, "ssp0 Rx" },
118 { "ssp0 Rx", NULL
, "AIF1 Capture" },
120 /* IV feedback path */
121 { "codec0_fb_in", NULL
, "ssp0 Rx"},
122 { "ssp0 Rx", NULL
, "Left HiFi Capture" },
123 { "ssp0 Rx", NULL
, "Right HiFi Capture" },
126 { "DMIC1L", NULL
, "DMIC" },
127 { "DMIC1R", NULL
, "DMIC" },
128 { "DMIC2L", NULL
, "DMIC" },
129 { "DMIC2R", NULL
, "DMIC" },
131 { "hifi2", NULL
, "iDisp2 Tx" },
132 { "iDisp2 Tx", NULL
, "iDisp2_out" },
133 { "hifi1", NULL
, "iDisp1 Tx" },
134 { "iDisp1 Tx", NULL
, "iDisp1_out" },
137 static struct snd_soc_codec_conf max98927_codec_conf
[] = {
139 .dev_name
= MAXIM_DEV0_NAME
,
140 .name_prefix
= "Right",
143 .dev_name
= MAXIM_DEV1_NAME
,
144 .name_prefix
= "Left",
148 static struct snd_soc_dai_link_component ssp0_codec_components
[] = {
150 .name
= MAXIM_DEV0_NAME
,
151 .dai_name
= KBL_MAXIM_CODEC_DAI
,
154 .name
= MAXIM_DEV1_NAME
,
155 .dai_name
= KBL_MAXIM_CODEC_DAI
,
158 .name
= RT5514_DEV_NAME
,
159 .dai_name
= KBL_REALTEK_DMIC_CODEC_DAI
,
163 static int kabylake_rt5663_fe_init(struct snd_soc_pcm_runtime
*rtd
)
165 struct snd_soc_dapm_context
*dapm
;
166 struct snd_soc_component
*component
= rtd
->cpu_dai
->component
;
169 dapm
= snd_soc_component_get_dapm(component
);
170 ret
= snd_soc_dapm_ignore_suspend(dapm
, "Reference Capture");
172 dev_err(rtd
->dev
, "Ref Cap -Ignore suspend failed = %d\n", ret
);
177 static int kabylake_rt5663_codec_init(struct snd_soc_pcm_runtime
*rtd
)
180 struct kbl_codec_private
*ctx
= snd_soc_card_get_drvdata(rtd
->card
);
181 struct snd_soc_component
*component
= rtd
->codec_dai
->component
;
182 struct snd_soc_jack
*jack
;
185 * Headset buttons map to the google Reference headset.
186 * These can be configured by userspace.
188 ret
= snd_soc_card_jack_new(&kabylake_audio_card
, "Headset Jack",
189 SND_JACK_HEADSET
| SND_JACK_BTN_0
| SND_JACK_BTN_1
|
190 SND_JACK_BTN_2
| SND_JACK_BTN_3
, &ctx
->kabylake_headset
,
193 dev_err(rtd
->dev
, "Headset Jack creation failed %d\n", ret
);
197 jack
= &ctx
->kabylake_headset
;
198 snd_jack_set_key(jack
->jack
, SND_JACK_BTN_0
, KEY_PLAYPAUSE
);
199 snd_jack_set_key(jack
->jack
, SND_JACK_BTN_1
, KEY_VOICECOMMAND
);
200 snd_jack_set_key(jack
->jack
, SND_JACK_BTN_2
, KEY_VOLUMEUP
);
201 snd_jack_set_key(jack
->jack
, SND_JACK_BTN_3
, KEY_VOLUMEDOWN
);
203 snd_soc_component_set_jack(component
, &ctx
->kabylake_headset
, NULL
);
205 ret
= snd_soc_dapm_ignore_suspend(&rtd
->card
->dapm
, "DMIC");
207 dev_err(rtd
->dev
, "DMIC - Ignore suspend failed = %d\n", ret
);
212 static int kabylake_hdmi_init(struct snd_soc_pcm_runtime
*rtd
, int device
)
214 struct kbl_codec_private
*ctx
= snd_soc_card_get_drvdata(rtd
->card
);
215 struct snd_soc_dai
*dai
= rtd
->codec_dai
;
216 struct kbl_hdmi_pcm
*pcm
;
218 pcm
= devm_kzalloc(rtd
->card
->dev
, sizeof(*pcm
), GFP_KERNEL
);
222 pcm
->device
= device
;
223 pcm
->codec_dai
= dai
;
225 list_add_tail(&pcm
->head
, &ctx
->hdmi_pcm_list
);
230 static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime
*rtd
)
232 return kabylake_hdmi_init(rtd
, KBL_DPCM_AUDIO_HDMI1_PB
);
235 static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime
*rtd
)
237 return kabylake_hdmi_init(rtd
, KBL_DPCM_AUDIO_HDMI2_PB
);
240 static const unsigned int rates
[] = {
244 static const struct snd_pcm_hw_constraint_list constraints_rates
= {
245 .count
= ARRAY_SIZE(rates
),
250 static const unsigned int channels
[] = {
254 static const struct snd_pcm_hw_constraint_list constraints_channels
= {
255 .count
= ARRAY_SIZE(channels
),
260 static int kbl_fe_startup(struct snd_pcm_substream
*substream
)
262 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
265 * On this platform for PCM device we support,
271 runtime
->hw
.channels_max
= 2;
272 snd_pcm_hw_constraint_list(runtime
, 0, SNDRV_PCM_HW_PARAM_CHANNELS
,
273 &constraints_channels
);
275 runtime
->hw
.formats
= SNDRV_PCM_FMTBIT_S16_LE
;
276 snd_pcm_hw_constraint_msbits(runtime
, 0, 16, 16);
278 snd_pcm_hw_constraint_list(runtime
, 0,
279 SNDRV_PCM_HW_PARAM_RATE
, &constraints_rates
);
284 static const struct snd_soc_ops kabylake_rt5663_fe_ops
= {
285 .startup
= kbl_fe_startup
,
288 static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime
*rtd
,
289 struct snd_pcm_hw_params
*params
)
291 struct snd_interval
*rate
= hw_param_interval(params
,
292 SNDRV_PCM_HW_PARAM_RATE
);
293 struct snd_interval
*channels
= hw_param_interval(params
,
294 SNDRV_PCM_HW_PARAM_CHANNELS
);
295 struct snd_mask
*fmt
= hw_param_mask(params
, SNDRV_PCM_HW_PARAM_FORMAT
);
296 struct snd_soc_dpcm
*dpcm
= container_of(
297 params
, struct snd_soc_dpcm
, hw_params
);
298 struct snd_soc_dai_link
*fe_dai_link
= dpcm
->fe
->dai_link
;
299 struct snd_soc_dai_link
*be_dai_link
= dpcm
->be
->dai_link
;
302 * The ADSP will convert the FE rate to 48k, stereo, 24 bit
304 if (!strcmp(fe_dai_link
->name
, "Kbl Audio Port") ||
305 !strcmp(fe_dai_link
->name
, "Kbl Audio Headset Playback") ||
306 !strcmp(fe_dai_link
->name
, "Kbl Audio Capture Port")) {
307 rate
->min
= rate
->max
= 48000;
308 channels
->min
= channels
->max
= 2;
310 snd_mask_set_format(fmt
, SNDRV_PCM_FORMAT_S24_LE
);
311 } else if (!strcmp(fe_dai_link
->name
, "Kbl Audio DMIC cap")) {
312 if (params_channels(params
) == 2 ||
313 DMIC_CH(dmic_constraints
) == 2)
314 channels
->min
= channels
->max
= 2;
316 channels
->min
= channels
->max
= 4;
319 * The speaker on the SSP0 supports S16_LE and not S24_LE.
320 * thus changing the mask here
322 if (!strcmp(be_dai_link
->name
, "SSP0-Codec"))
323 snd_mask_set_format(fmt
, SNDRV_PCM_FORMAT_S16_LE
);
328 static int kabylake_rt5663_hw_params(struct snd_pcm_substream
*substream
,
329 struct snd_pcm_hw_params
*params
)
331 struct snd_soc_pcm_runtime
*rtd
= substream
->private_data
;
332 struct snd_soc_dai
*codec_dai
= rtd
->codec_dai
;
335 /* use ASRC for internal clocks, as PLL rate isn't multiple of BCLK */
336 rt5663_sel_asrc_clk_src(codec_dai
->component
,
337 RT5663_DA_STEREO_FILTER
| RT5663_AD_STEREO_FILTER
,
338 RT5663_CLK_SEL_I2S1_ASRC
);
340 ret
= snd_soc_dai_set_sysclk(codec_dai
,
341 RT5663_SCLK_S_MCLK
, 24576000, SND_SOC_CLOCK_IN
);
343 dev_err(rtd
->dev
, "snd_soc_dai_set_sysclk err = %d\n", ret
);
348 static struct snd_soc_ops kabylake_rt5663_ops
= {
349 .hw_params
= kabylake_rt5663_hw_params
,
352 static int kabylake_ssp0_hw_params(struct snd_pcm_substream
*substream
,
353 struct snd_pcm_hw_params
*params
)
355 struct snd_soc_pcm_runtime
*rtd
= substream
->private_data
;
356 struct snd_soc_dai
*codec_dai
;
359 for_each_rtd_codec_dai(rtd
, j
, codec_dai
) {
360 if (!strcmp(codec_dai
->component
->name
, RT5514_DEV_NAME
)) {
361 ret
= snd_soc_dai_set_tdm_slot(codec_dai
, 0xF, 0, 8, 16);
363 dev_err(rtd
->dev
, "set TDM slot err:%d\n", ret
);
367 ret
= snd_soc_dai_set_sysclk(codec_dai
,
368 RT5514_SCLK_S_MCLK
, 24576000, SND_SOC_CLOCK_IN
);
370 dev_err(rtd
->dev
, "set sysclk err: %d\n", ret
);
374 if (!strcmp(codec_dai
->component
->name
, MAXIM_DEV0_NAME
)) {
375 ret
= snd_soc_dai_set_tdm_slot(codec_dai
, 0x30, 3, 8, 16);
377 dev_err(rtd
->dev
, "DEV0 TDM slot err:%d\n", ret
);
382 if (!strcmp(codec_dai
->component
->name
, MAXIM_DEV1_NAME
)) {
383 ret
= snd_soc_dai_set_tdm_slot(codec_dai
, 0xC0, 3, 8, 16);
385 dev_err(rtd
->dev
, "DEV1 TDM slot err:%d\n", ret
);
393 static struct snd_soc_ops kabylake_ssp0_ops
= {
394 .hw_params
= kabylake_ssp0_hw_params
,
397 static const unsigned int channels_dmic
[] = {
401 static const struct snd_pcm_hw_constraint_list constraints_dmic_channels
= {
402 .count
= ARRAY_SIZE(channels_dmic
),
403 .list
= channels_dmic
,
407 static const unsigned int dmic_2ch
[] = {
411 static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch
= {
412 .count
= ARRAY_SIZE(dmic_2ch
),
417 static int kabylake_dmic_startup(struct snd_pcm_substream
*substream
)
419 struct snd_pcm_runtime
*runtime
= substream
->runtime
;
421 runtime
->hw
.channels_max
= DMIC_CH(dmic_constraints
);
422 snd_pcm_hw_constraint_list(runtime
, 0, SNDRV_PCM_HW_PARAM_CHANNELS
,
425 return snd_pcm_hw_constraint_list(substream
->runtime
, 0,
426 SNDRV_PCM_HW_PARAM_RATE
, &constraints_rates
);
429 static struct snd_soc_ops kabylake_dmic_ops
= {
430 .startup
= kabylake_dmic_startup
,
433 /* kabylake digital audio interface glue - connects codec <--> CPU */
434 static struct snd_soc_dai_link kabylake_dais
[] = {
435 /* Front End DAI links */
436 [KBL_DPCM_AUDIO_PB
] = {
437 .name
= "Kbl Audio Port",
438 .stream_name
= "Audio",
439 .cpu_dai_name
= "System Pin",
440 .platform_name
= "0000:00:1f.3",
442 .codec_name
= "snd-soc-dummy",
443 .codec_dai_name
= "snd-soc-dummy-dai",
445 .init
= kabylake_rt5663_fe_init
,
447 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
449 .ops
= &kabylake_rt5663_fe_ops
,
451 [KBL_DPCM_AUDIO_CP
] = {
452 .name
= "Kbl Audio Capture Port",
453 .stream_name
= "Audio Record",
454 .cpu_dai_name
= "System Pin",
455 .platform_name
= "0000:00:1f.3",
457 .codec_name
= "snd-soc-dummy",
458 .codec_dai_name
= "snd-soc-dummy-dai",
461 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
463 .ops
= &kabylake_rt5663_fe_ops
,
465 [KBL_DPCM_AUDIO_HS_PB
] = {
466 .name
= "Kbl Audio Headset Playback",
467 .stream_name
= "Headset Audio",
468 .cpu_dai_name
= "System Pin2",
469 .codec_name
= "snd-soc-dummy",
470 .codec_dai_name
= "snd-soc-dummy-dai",
471 .platform_name
= "0000:00:1f.3",
476 [KBL_DPCM_AUDIO_ECHO_REF_CP
] = {
477 .name
= "Kbl Audio Echo Reference cap",
478 .stream_name
= "Echoreference Capture",
479 .cpu_dai_name
= "Echoref Pin",
480 .codec_name
= "snd-soc-dummy",
481 .codec_dai_name
= "snd-soc-dummy-dai",
482 .platform_name
= "0000:00:1f.3",
487 [KBL_DPCM_AUDIO_RT5514_DSP
] = {
488 .name
= "rt5514 dsp",
489 .stream_name
= "Wake on Voice",
490 .cpu_dai_name
= "spi-PRP0001:00",
491 .platform_name
= "spi-PRP0001:00",
492 .codec_name
= "snd-soc-dummy",
493 .codec_dai_name
= "snd-soc-dummy-dai",
495 [KBL_DPCM_AUDIO_DMIC_CP
] = {
496 .name
= "Kbl Audio DMIC cap",
497 .stream_name
= "dmiccap",
498 .cpu_dai_name
= "DMIC Pin",
499 .codec_name
= "snd-soc-dummy",
500 .codec_dai_name
= "snd-soc-dummy-dai",
501 .platform_name
= "0000:00:1f.3",
506 .ops
= &kabylake_dmic_ops
,
508 [KBL_DPCM_AUDIO_HDMI1_PB
] = {
509 .name
= "Kbl HDMI Port1",
510 .stream_name
= "Hdmi1",
511 .cpu_dai_name
= "HDMI1 Pin",
512 .codec_name
= "snd-soc-dummy",
513 .codec_dai_name
= "snd-soc-dummy-dai",
514 .platform_name
= "0000:00:1f.3",
518 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
522 [KBL_DPCM_AUDIO_HDMI2_PB
] = {
523 .name
= "Kbl HDMI Port2",
524 .stream_name
= "Hdmi2",
525 .cpu_dai_name
= "HDMI2 Pin",
526 .codec_name
= "snd-soc-dummy",
527 .codec_dai_name
= "snd-soc-dummy-dai",
528 .platform_name
= "0000:00:1f.3",
532 SND_SOC_DPCM_TRIGGER_POST
, SND_SOC_DPCM_TRIGGER_POST
},
536 /* Back End DAI links */
537 /* single Back end dai for both max speakers and dmic */
540 .name
= "SSP0-Codec",
542 .cpu_dai_name
= "SSP0 Pin",
543 .platform_name
= "0000:00:1f.3",
545 .codecs
= ssp0_codec_components
,
546 .num_codecs
= ARRAY_SIZE(ssp0_codec_components
),
547 .dai_fmt
= SND_SOC_DAIFMT_DSP_B
|
548 SND_SOC_DAIFMT_NB_NF
|
549 SND_SOC_DAIFMT_CBS_CFS
,
550 .ignore_pmdown_time
= 1,
551 .be_hw_params_fixup
= kabylake_ssp_fixup
,
554 .ops
= &kabylake_ssp0_ops
,
557 .name
= "SSP1-Codec",
559 .cpu_dai_name
= "SSP1 Pin",
560 .platform_name
= "0000:00:1f.3",
562 .codec_name
= RT5663_DEV_NAME
,
563 .codec_dai_name
= KBL_REALTEK_CODEC_DAI
,
564 .init
= kabylake_rt5663_codec_init
,
565 .dai_fmt
= SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
|
566 SND_SOC_DAIFMT_CBS_CFS
,
567 .ignore_pmdown_time
= 1,
568 .be_hw_params_fixup
= kabylake_ssp_fixup
,
569 .ops
= &kabylake_rt5663_ops
,
576 .cpu_dai_name
= "iDisp1 Pin",
577 .codec_name
= "ehdaudio0D2",
578 .codec_dai_name
= "intel-hdmi-hifi1",
579 .platform_name
= "0000:00:1f.3",
581 .init
= kabylake_hdmi1_init
,
587 .cpu_dai_name
= "iDisp2 Pin",
588 .codec_name
= "ehdaudio0D2",
589 .codec_dai_name
= "intel-hdmi-hifi2",
590 .platform_name
= "0000:00:1f.3",
591 .init
= kabylake_hdmi2_init
,
597 static int kabylake_card_late_probe(struct snd_soc_card
*card
)
599 struct kbl_codec_private
*ctx
= snd_soc_card_get_drvdata(card
);
600 struct kbl_hdmi_pcm
*pcm
;
601 struct snd_soc_component
*component
= NULL
;
603 char jack_name
[NAME_SIZE
];
605 list_for_each_entry(pcm
, &ctx
->hdmi_pcm_list
, head
) {
606 component
= pcm
->codec_dai
->component
;
607 snprintf(jack_name
, sizeof(jack_name
),
608 "HDMI/DP,pcm=%d Jack", pcm
->device
);
609 err
= snd_soc_card_jack_new(card
, jack_name
,
610 SND_JACK_AVOUT
, &ctx
->kabylake_hdmi
[i
],
615 err
= hdac_hdmi_jack_init(pcm
->codec_dai
, pcm
->device
,
616 &ctx
->kabylake_hdmi
[i
]);
625 return hdac_hdmi_jack_port_init(component
, &card
->dapm
);
629 * kabylake audio machine driver for MAX98927 + RT5514 + RT5663
631 static struct snd_soc_card kabylake_audio_card
= {
632 .name
= "kbl_r5514_5663_max",
633 .owner
= THIS_MODULE
,
634 .dai_link
= kabylake_dais
,
635 .num_links
= ARRAY_SIZE(kabylake_dais
),
636 .controls
= kabylake_controls
,
637 .num_controls
= ARRAY_SIZE(kabylake_controls
),
638 .dapm_widgets
= kabylake_widgets
,
639 .num_dapm_widgets
= ARRAY_SIZE(kabylake_widgets
),
640 .dapm_routes
= kabylake_map
,
641 .num_dapm_routes
= ARRAY_SIZE(kabylake_map
),
642 .codec_conf
= max98927_codec_conf
,
643 .num_configs
= ARRAY_SIZE(max98927_codec_conf
),
644 .fully_routed
= true,
645 .late_probe
= kabylake_card_late_probe
,
648 static int kabylake_audio_probe(struct platform_device
*pdev
)
650 struct kbl_codec_private
*ctx
;
651 struct snd_soc_acpi_mach
*mach
;
653 ctx
= devm_kzalloc(&pdev
->dev
, sizeof(*ctx
), GFP_KERNEL
);
657 INIT_LIST_HEAD(&ctx
->hdmi_pcm_list
);
659 kabylake_audio_card
.dev
= &pdev
->dev
;
660 snd_soc_card_set_drvdata(&kabylake_audio_card
, ctx
);
662 mach
= (&pdev
->dev
)->platform_data
;
664 dmic_constraints
= mach
->mach_params
.dmic_num
== 2 ?
665 &constraints_dmic_2ch
: &constraints_dmic_channels
;
667 return devm_snd_soc_register_card(&pdev
->dev
, &kabylake_audio_card
);
670 static const struct platform_device_id kbl_board_ids
[] = {
671 { .name
= "kbl_r5514_5663_max" },
675 static struct platform_driver kabylake_audio
= {
676 .probe
= kabylake_audio_probe
,
678 .name
= "kbl_r5514_5663_max",
679 .pm
= &snd_soc_pm_ops
,
681 .id_table
= kbl_board_ids
,
684 module_platform_driver(kabylake_audio
)
686 /* Module information */
687 MODULE_DESCRIPTION("Audio Machine driver-RT5663 RT5514 & MAX98927");
688 MODULE_AUTHOR("Harsha Priya <harshapriya.n@intel.com>");
689 MODULE_LICENSE("GPL v2");
690 MODULE_ALIAS("platform:kbl_r5514_5663_max");