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1 | /* |
2 | * linux/sound/soc/pxa/ttc_dkb.c | |
3 | * | |
4 | * Copyright (C) 2012 Marvell International Ltd. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | #include <linux/module.h> | |
22 | #include <linux/moduleparam.h> | |
23 | #include <sound/core.h> | |
24 | #include <sound/pcm.h> | |
25 | #include <sound/soc.h> | |
26 | #include <sound/jack.h> | |
27 | #include <asm/mach-types.h> | |
28 | #include <sound/pcm_params.h> | |
29 | #include "../codecs/88pm860x-codec.h" | |
30 | ||
31 | static struct snd_soc_jack hs_jack, mic_jack; | |
32 | ||
33 | static struct snd_soc_jack_pin hs_jack_pins[] = { | |
34 | { .pin = "Headset Stereophone", .mask = SND_JACK_HEADPHONE, }, | |
35 | }; | |
36 | ||
37 | static struct snd_soc_jack_pin mic_jack_pins[] = { | |
38 | { .pin = "Headset Mic 2", .mask = SND_JACK_MICROPHONE, }, | |
39 | }; | |
40 | ||
41 | /* ttc machine dapm widgets */ | |
42 | static const struct snd_soc_dapm_widget ttc_dapm_widgets[] = { | |
43 | SND_SOC_DAPM_HP("Headset Stereophone", NULL), | |
44 | SND_SOC_DAPM_LINE("Lineout Out 1", NULL), | |
45 | SND_SOC_DAPM_LINE("Lineout Out 2", NULL), | |
46 | SND_SOC_DAPM_SPK("Ext Speaker", NULL), | |
47 | SND_SOC_DAPM_MIC("Ext Mic 1", NULL), | |
48 | SND_SOC_DAPM_MIC("Headset Mic 2", NULL), | |
49 | SND_SOC_DAPM_MIC("Ext Mic 3", NULL), | |
50 | }; | |
51 | ||
52 | /* ttc machine audio map */ | |
53 | static const struct snd_soc_dapm_route ttc_audio_map[] = { | |
54 | {"Headset Stereophone", NULL, "HS1"}, | |
55 | {"Headset Stereophone", NULL, "HS2"}, | |
56 | ||
57 | {"Ext Speaker", NULL, "LSP"}, | |
58 | {"Ext Speaker", NULL, "LSN"}, | |
59 | ||
60 | {"Lineout Out 1", NULL, "LINEOUT1"}, | |
61 | {"Lineout Out 2", NULL, "LINEOUT2"}, | |
62 | ||
63 | {"MIC1P", NULL, "Mic1 Bias"}, | |
64 | {"MIC1N", NULL, "Mic1 Bias"}, | |
65 | {"Mic1 Bias", NULL, "Ext Mic 1"}, | |
66 | ||
67 | {"MIC2P", NULL, "Mic1 Bias"}, | |
68 | {"MIC2N", NULL, "Mic1 Bias"}, | |
69 | {"Mic1 Bias", NULL, "Headset Mic 2"}, | |
70 | ||
71 | {"MIC3P", NULL, "Mic3 Bias"}, | |
72 | {"MIC3N", NULL, "Mic3 Bias"}, | |
73 | {"Mic3 Bias", NULL, "Ext Mic 3"}, | |
74 | }; | |
75 | ||
76 | static int ttc_pm860x_init(struct snd_soc_pcm_runtime *rtd) | |
77 | { | |
78 | struct snd_soc_codec *codec = rtd->codec; | |
b883f363 QZ |
79 | |
80 | /* Headset jack detection */ | |
3b14125b LPC |
81 | snd_soc_card_jack_new(rtd->card, "Headphone Jack", SND_JACK_HEADPHONE | |
82 | SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2, | |
83 | &hs_jack, hs_jack_pins, ARRAY_SIZE(hs_jack_pins)); | |
84 | snd_soc_card_jack_new(rtd->card, "Microphone Jack", SND_JACK_MICROPHONE, | |
85 | &mic_jack, mic_jack_pins, | |
86 | ARRAY_SIZE(mic_jack_pins)); | |
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87 | |
88 | /* headphone, microphone detection & headset short detection */ | |
89 | pm860x_hs_jack_detect(codec, &hs_jack, SND_JACK_HEADPHONE, | |
90 | SND_JACK_BTN_0, SND_JACK_BTN_1, SND_JACK_BTN_2); | |
91 | pm860x_mic_jack_detect(codec, &hs_jack, SND_JACK_MICROPHONE); | |
92 | ||
93 | return 0; | |
94 | } | |
95 | ||
96 | /* ttc/td-dkb digital audio interface glue - connects codec <--> CPU */ | |
97 | static struct snd_soc_dai_link ttc_pm860x_hifi_dai[] = { | |
98 | { | |
99 | .name = "88pm860x i2s", | |
100 | .stream_name = "audio playback", | |
101 | .codec_name = "88pm860x-codec", | |
102 | .platform_name = "mmp-pcm-audio", | |
103 | .cpu_dai_name = "pxa-ssp-dai.1", | |
104 | .codec_dai_name = "88pm860x-i2s", | |
105 | .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | | |
106 | SND_SOC_DAIFMT_CBM_CFM, | |
107 | .init = ttc_pm860x_init, | |
108 | }, | |
109 | }; | |
110 | ||
111 | /* ttc/td audio machine driver */ | |
112 | static struct snd_soc_card ttc_dkb_card = { | |
113 | .name = "ttc-dkb-hifi", | |
3986b982 | 114 | .owner = THIS_MODULE, |
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115 | .dai_link = ttc_pm860x_hifi_dai, |
116 | .num_links = ARRAY_SIZE(ttc_pm860x_hifi_dai), | |
117 | ||
118 | .dapm_widgets = ttc_dapm_widgets, | |
119 | .num_dapm_widgets = ARRAY_SIZE(ttc_dapm_widgets), | |
120 | .dapm_routes = ttc_audio_map, | |
121 | .num_dapm_routes = ARRAY_SIZE(ttc_audio_map), | |
122 | }; | |
123 | ||
570f6fe1 | 124 | static int ttc_dkb_probe(struct platform_device *pdev) |
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125 | { |
126 | struct snd_soc_card *card = &ttc_dkb_card; | |
127 | int ret; | |
128 | ||
129 | card->dev = &pdev->dev; | |
130 | ||
2fd7076a | 131 | ret = devm_snd_soc_register_card(&pdev->dev, card); |
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132 | if (ret) |
133 | dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", | |
134 | ret); | |
135 | ||
136 | return ret; | |
137 | } | |
138 | ||
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139 | static struct platform_driver ttc_dkb_driver = { |
140 | .driver = { | |
141 | .name = "ttc-dkb-audio", | |
7db1698f | 142 | .pm = &snd_soc_pm_ops, |
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143 | }, |
144 | .probe = ttc_dkb_probe, | |
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145 | }; |
146 | ||
147 | module_platform_driver(ttc_dkb_driver); | |
148 | ||
149 | /* Module information */ | |
150 | MODULE_AUTHOR("Qiao Zhou, <zhouqiao@marvell.com>"); | |
151 | MODULE_DESCRIPTION("ALSA SoC TTC DKB"); | |
152 | MODULE_LICENSE("GPL"); | |
153 | MODULE_ALIAS("platform:ttc-dkb-audio"); |