Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 1 | /* |
| 2 | * e750-wm9705.c -- SoC audio for e750 |
| 3 | * |
| 4 | * Copyright 2007 (c) Ian Molton <spyro@f2s.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License as published by the |
| 8 | * Free Software Foundation; version 2 ONLY. |
| 9 | * |
| 10 | */ |
| 11 | |
| 12 | #include <linux/module.h> |
| 13 | #include <linux/moduleparam.h> |
| 14 | #include <linux/gpio.h> |
| 15 | |
| 16 | #include <sound/core.h> |
| 17 | #include <sound/pcm.h> |
| 18 | #include <sound/soc.h> |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 19 | |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 20 | #include <mach/audio.h> |
| 21 | #include <mach/eseries-gpio.h> |
| 22 | |
| 23 | #include <asm/mach-types.h> |
| 24 | |
| 25 | #include "../codecs/wm9705.h" |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 26 | #include "pxa2xx-ac97.h" |
| 27 | |
| 28 | static int e750_spk_amp_event(struct snd_soc_dapm_widget *w, |
| 29 | struct snd_kcontrol *kcontrol, int event) |
| 30 | { |
| 31 | if (event & SND_SOC_DAPM_PRE_PMU) |
| 32 | gpio_set_value(GPIO_E750_SPK_AMP_OFF, 0); |
| 33 | else if (event & SND_SOC_DAPM_POST_PMD) |
| 34 | gpio_set_value(GPIO_E750_SPK_AMP_OFF, 1); |
| 35 | |
| 36 | return 0; |
| 37 | } |
| 38 | |
| 39 | static int e750_hp_amp_event(struct snd_soc_dapm_widget *w, |
| 40 | struct snd_kcontrol *kcontrol, int event) |
| 41 | { |
| 42 | if (event & SND_SOC_DAPM_PRE_PMU) |
| 43 | gpio_set_value(GPIO_E750_HP_AMP_OFF, 0); |
| 44 | else if (event & SND_SOC_DAPM_POST_PMD) |
| 45 | gpio_set_value(GPIO_E750_HP_AMP_OFF, 1); |
| 46 | |
| 47 | return 0; |
| 48 | } |
| 49 | |
| 50 | static const struct snd_soc_dapm_widget e750_dapm_widgets[] = { |
| 51 | SND_SOC_DAPM_HP("Headphone Jack", NULL), |
| 52 | SND_SOC_DAPM_SPK("Speaker", NULL), |
| 53 | SND_SOC_DAPM_MIC("Mic (Internal)", NULL), |
| 54 | SND_SOC_DAPM_PGA_E("Headphone Amp", SND_SOC_NOPM, 0, 0, NULL, 0, |
| 55 | e750_hp_amp_event, SND_SOC_DAPM_PRE_PMU | |
| 56 | SND_SOC_DAPM_POST_PMD), |
| 57 | SND_SOC_DAPM_PGA_E("Speaker Amp", SND_SOC_NOPM, 0, 0, NULL, 0, |
| 58 | e750_spk_amp_event, SND_SOC_DAPM_PRE_PMU | |
| 59 | SND_SOC_DAPM_POST_PMD), |
| 60 | }; |
| 61 | |
| 62 | static const struct snd_soc_dapm_route audio_map[] = { |
| 63 | {"Headphone Amp", NULL, "HPOUTL"}, |
| 64 | {"Headphone Amp", NULL, "HPOUTR"}, |
| 65 | {"Headphone Jack", NULL, "Headphone Amp"}, |
| 66 | |
| 67 | {"Speaker Amp", NULL, "MONOOUT"}, |
| 68 | {"Speaker", NULL, "Speaker Amp"}, |
| 69 | |
| 70 | {"MIC1", NULL, "Mic (Internal)"}, |
| 71 | }; |
| 72 | |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 73 | static struct snd_soc_dai_link e750_dai[] = { |
| 74 | { |
| 75 | .name = "AC97", |
| 76 | .stream_name = "AC97 HiFi", |
Dmitry Eremin-Solenikov | 4bfc4e2 | 2011-02-23 02:29:11 +0300 | [diff] [blame] | 77 | .cpu_dai_name = "pxa2xx-ac97", |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 78 | .codec_dai_name = "wm9705-hifi", |
| 79 | .platform_name = "pxa-pcm-audio", |
| 80 | .codec_name = "wm9705-codec", |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 81 | /* use ops to check startup state */ |
| 82 | }, |
| 83 | { |
| 84 | .name = "AC97 Aux", |
| 85 | .stream_name = "AC97 Aux", |
Dmitry Eremin-Solenikov | 4bfc4e2 | 2011-02-23 02:29:11 +0300 | [diff] [blame] | 86 | .cpu_dai_name = "pxa2xx-ac97-aux", |
Liam Girdwood | f0fba2a | 2010-03-17 20:15:21 +0000 | [diff] [blame] | 87 | .codec_dai_name ="wm9705-aux", |
| 88 | .platform_name = "pxa-pcm-audio", |
| 89 | .codec_name = "wm9705-codec", |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 90 | }, |
| 91 | }; |
| 92 | |
| 93 | static struct snd_soc_card e750 = { |
| 94 | .name = "Toshiba e750", |
Axel Lin | 561c6a1 | 2011-12-22 09:44:43 +0800 | [diff] [blame] | 95 | .owner = THIS_MODULE, |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 96 | .dai_link = e750_dai, |
| 97 | .num_links = ARRAY_SIZE(e750_dai), |
Lars-Peter Clausen | 98308c8 | 2014-03-01 15:48:15 +0100 | [diff] [blame] | 98 | |
| 99 | .dapm_widgets = e750_dapm_widgets, |
| 100 | .num_dapm_widgets = ARRAY_SIZE(e750_dapm_widgets), |
| 101 | .dapm_routes = audio_map, |
| 102 | .num_dapm_routes = ARRAY_SIZE(audio_map), |
Lars-Peter Clausen | 7523f69 | 2015-01-09 22:03:28 +0100 | [diff] [blame] | 103 | .fully_routed = true, |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 104 | }; |
| 105 | |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 106 | static struct gpio e750_audio_gpios[] = { |
| 107 | { GPIO_E750_HP_AMP_OFF, GPIOF_OUT_INIT_HIGH, "Headphone amp" }, |
| 108 | { GPIO_E750_SPK_AMP_OFF, GPIOF_OUT_INIT_HIGH, "Speaker amp" }, |
| 109 | }; |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 110 | |
Bill Pemberton | 570f6fe | 2012-12-07 09:26:17 -0500 | [diff] [blame] | 111 | static int e750_probe(struct platform_device *pdev) |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 112 | { |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 113 | struct snd_soc_card *card = &e750; |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 114 | int ret; |
| 115 | |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 116 | ret = gpio_request_array(e750_audio_gpios, |
| 117 | ARRAY_SIZE(e750_audio_gpios)); |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 118 | if (ret) |
| 119 | return ret; |
| 120 | |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 121 | card->dev = &pdev->dev; |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 122 | |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 123 | ret = snd_soc_register_card(card); |
| 124 | if (ret) { |
| 125 | dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", |
| 126 | ret); |
| 127 | gpio_free_array(e750_audio_gpios, ARRAY_SIZE(e750_audio_gpios)); |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 128 | } |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 129 | return ret; |
| 130 | } |
| 131 | |
Bill Pemberton | 570f6fe | 2012-12-07 09:26:17 -0500 | [diff] [blame] | 132 | static int e750_remove(struct platform_device *pdev) |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 133 | { |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 134 | struct snd_soc_card *card = platform_get_drvdata(pdev); |
| 135 | |
| 136 | gpio_free_array(e750_audio_gpios, ARRAY_SIZE(e750_audio_gpios)); |
| 137 | snd_soc_unregister_card(card); |
| 138 | return 0; |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 139 | } |
| 140 | |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 141 | static struct platform_driver e750_driver = { |
| 142 | .driver = { |
| 143 | .name = "e750-audio", |
Dmitry Eremin-Solenikov | 7db1698 | 2013-10-17 14:01:37 +0400 | [diff] [blame] | 144 | .pm = &snd_soc_pm_ops, |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 145 | }, |
| 146 | .probe = e750_probe, |
Bill Pemberton | 570f6fe | 2012-12-07 09:26:17 -0500 | [diff] [blame] | 147 | .remove = e750_remove, |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 148 | }; |
| 149 | |
| 150 | module_platform_driver(e750_driver); |
Ian Molton | a7e2e73 | 2009-01-08 21:03:55 +0000 | [diff] [blame] | 151 | |
| 152 | /* Module information */ |
| 153 | MODULE_AUTHOR("Ian Molton <spyro@f2s.com>"); |
| 154 | MODULE_DESCRIPTION("ALSA SoC driver for e750"); |
| 155 | MODULE_LICENSE("GPL v2"); |
Axel Lin | 5eb2c3d | 2011-12-15 10:53:29 +0800 | [diff] [blame] | 156 | MODULE_ALIAS("platform:e750-audio"); |