1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * linux/sound/soc/pxa/ttc_dkb.c
5 * Copyright (C) 2012 Marvell International Ltd.
7 #include <linux/module.h>
8 #include <linux/moduleparam.h>
9 #include <sound/core.h>
10 #include <sound/pcm.h>
11 #include <sound/soc.h>
12 #include <sound/jack.h>
13 #include <asm/mach-types.h>
14 #include <sound/pcm_params.h>
15 #include "../codecs/88pm860x-codec.h"
17 static struct snd_soc_jack hs_jack
, mic_jack
;
19 static struct snd_soc_jack_pin hs_jack_pins
[] = {
20 { .pin
= "Headset Stereophone", .mask
= SND_JACK_HEADPHONE
, },
23 static struct snd_soc_jack_pin mic_jack_pins
[] = {
24 { .pin
= "Headset Mic 2", .mask
= SND_JACK_MICROPHONE
, },
27 /* ttc machine dapm widgets */
28 static const struct snd_soc_dapm_widget ttc_dapm_widgets
[] = {
29 SND_SOC_DAPM_HP("Headset Stereophone", NULL
),
30 SND_SOC_DAPM_LINE("Lineout Out 1", NULL
),
31 SND_SOC_DAPM_LINE("Lineout Out 2", NULL
),
32 SND_SOC_DAPM_SPK("Ext Speaker", NULL
),
33 SND_SOC_DAPM_MIC("Ext Mic 1", NULL
),
34 SND_SOC_DAPM_MIC("Headset Mic 2", NULL
),
35 SND_SOC_DAPM_MIC("Ext Mic 3", NULL
),
38 /* ttc machine audio map */
39 static const struct snd_soc_dapm_route ttc_audio_map
[] = {
40 {"Headset Stereophone", NULL
, "HS1"},
41 {"Headset Stereophone", NULL
, "HS2"},
43 {"Ext Speaker", NULL
, "LSP"},
44 {"Ext Speaker", NULL
, "LSN"},
46 {"Lineout Out 1", NULL
, "LINEOUT1"},
47 {"Lineout Out 2", NULL
, "LINEOUT2"},
49 {"MIC1P", NULL
, "Mic1 Bias"},
50 {"MIC1N", NULL
, "Mic1 Bias"},
51 {"Mic1 Bias", NULL
, "Ext Mic 1"},
53 {"MIC2P", NULL
, "Mic1 Bias"},
54 {"MIC2N", NULL
, "Mic1 Bias"},
55 {"Mic1 Bias", NULL
, "Headset Mic 2"},
57 {"MIC3P", NULL
, "Mic3 Bias"},
58 {"MIC3N", NULL
, "Mic3 Bias"},
59 {"Mic3 Bias", NULL
, "Ext Mic 3"},
62 static int ttc_pm860x_init(struct snd_soc_pcm_runtime
*rtd
)
64 struct snd_soc_component
*component
= rtd
->codec_dai
->component
;
66 /* Headset jack detection */
67 snd_soc_card_jack_new(rtd
->card
, "Headphone Jack", SND_JACK_HEADPHONE
|
68 SND_JACK_BTN_0
| SND_JACK_BTN_1
| SND_JACK_BTN_2
,
69 &hs_jack
, hs_jack_pins
, ARRAY_SIZE(hs_jack_pins
));
70 snd_soc_card_jack_new(rtd
->card
, "Microphone Jack", SND_JACK_MICROPHONE
,
71 &mic_jack
, mic_jack_pins
,
72 ARRAY_SIZE(mic_jack_pins
));
74 /* headphone, microphone detection & headset short detection */
75 pm860x_hs_jack_detect(component
, &hs_jack
, SND_JACK_HEADPHONE
,
76 SND_JACK_BTN_0
, SND_JACK_BTN_1
, SND_JACK_BTN_2
);
77 pm860x_mic_jack_detect(component
, &hs_jack
, SND_JACK_MICROPHONE
);
82 /* ttc/td-dkb digital audio interface glue - connects codec <--> CPU */
83 SND_SOC_DAILINK_DEFS(i2s
,
84 DAILINK_COMP_ARRAY(COMP_CPU("pxa-ssp-dai.1")),
85 DAILINK_COMP_ARRAY(COMP_CODEC("88pm860x-codec", "88pm860x-i2s")),
86 DAILINK_COMP_ARRAY(COMP_PLATFORM("mmp-pcm-audio")));
88 static struct snd_soc_dai_link ttc_pm860x_hifi_dai
[] = {
90 .name
= "88pm860x i2s",
91 .stream_name
= "audio playback",
92 .dai_fmt
= SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
|
93 SND_SOC_DAIFMT_CBM_CFM
,
94 .init
= ttc_pm860x_init
,
95 SND_SOC_DAILINK_REG(i2s
),
99 /* ttc/td audio machine driver */
100 static struct snd_soc_card ttc_dkb_card
= {
101 .name
= "ttc-dkb-hifi",
102 .owner
= THIS_MODULE
,
103 .dai_link
= ttc_pm860x_hifi_dai
,
104 .num_links
= ARRAY_SIZE(ttc_pm860x_hifi_dai
),
106 .dapm_widgets
= ttc_dapm_widgets
,
107 .num_dapm_widgets
= ARRAY_SIZE(ttc_dapm_widgets
),
108 .dapm_routes
= ttc_audio_map
,
109 .num_dapm_routes
= ARRAY_SIZE(ttc_audio_map
),
112 static int ttc_dkb_probe(struct platform_device
*pdev
)
114 struct snd_soc_card
*card
= &ttc_dkb_card
;
117 card
->dev
= &pdev
->dev
;
119 ret
= devm_snd_soc_register_card(&pdev
->dev
, card
);
121 dev_err(&pdev
->dev
, "snd_soc_register_card() failed: %d\n",
127 static struct platform_driver ttc_dkb_driver
= {
129 .name
= "ttc-dkb-audio",
130 .pm
= &snd_soc_pm_ops
,
132 .probe
= ttc_dkb_probe
,
135 module_platform_driver(ttc_dkb_driver
);
137 /* Module information */
138 MODULE_AUTHOR("Qiao Zhou, <zhouqiao@marvell.com>");
139 MODULE_DESCRIPTION("ALSA SoC TTC DKB");
140 MODULE_LICENSE("GPL");
141 MODULE_ALIAS("platform:ttc-dkb-audio");