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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 | /* * linux/sound/soc/pxa/palm27x.c * * SoC Audio driver for Palm T|X, T5 and LifeDrive * * based on tosa.c * * Copyright (C) 2008 Marek Vasut <marek.vasut@gmail.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * */ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/device.h> #include <linux/gpio.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/soc.h> #include <sound/jack.h> #include <asm/mach-types.h> #include <mach/audio.h> #include <linux/platform_data/asoc-palm27x.h> #include "../codecs/wm9712.h" #include "pxa2xx-ac97.h" static struct snd_soc_jack hs_jack; /* Headphones jack detection DAPM pins */ static struct snd_soc_jack_pin hs_jack_pins[] = { { .pin = "Headphone Jack", .mask = SND_JACK_HEADPHONE, }, }; /* Headphones jack detection gpios */ static struct snd_soc_jack_gpio hs_jack_gpios[] = { [0] = { /* gpio is set on per-platform basis */ .name = "hp-gpio", .report = SND_JACK_HEADPHONE, .debounce_time = 200, }, }; /* Palm27x machine dapm widgets */ static const struct snd_soc_dapm_widget palm27x_dapm_widgets[] = { SND_SOC_DAPM_HP("Headphone Jack", NULL), SND_SOC_DAPM_SPK("Ext. Speaker", NULL), SND_SOC_DAPM_MIC("Ext. Microphone", NULL), }; /* PalmTX audio map */ static const struct snd_soc_dapm_route audio_map[] = { /* headphone connected to HPOUTL, HPOUTR */ {"Headphone Jack", NULL, "HPOUTL"}, {"Headphone Jack", NULL, "HPOUTR"}, /* ext speaker connected to ROUT2, LOUT2 */ {"Ext. Speaker", NULL, "LOUT2"}, {"Ext. Speaker", NULL, "ROUT2"}, /* mic connected to MIC1 */ {"Ext. Microphone", NULL, "MIC1"}, }; static struct snd_soc_card palm27x_asoc; static int palm27x_ac97_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_codec *codec = rtd->codec; struct snd_soc_dapm_context *dapm = &codec->dapm; int err; /* connected pins */ if (machine_is_palmld()) snd_soc_dapm_enable_pin(dapm, "MIC1"); snd_soc_dapm_enable_pin(dapm, "HPOUTL"); snd_soc_dapm_enable_pin(dapm, "HPOUTR"); snd_soc_dapm_enable_pin(dapm, "LOUT2"); snd_soc_dapm_enable_pin(dapm, "ROUT2"); /* not connected pins */ snd_soc_dapm_nc_pin(dapm, "OUT3"); snd_soc_dapm_nc_pin(dapm, "MONOOUT"); snd_soc_dapm_nc_pin(dapm, "LINEINL"); snd_soc_dapm_nc_pin(dapm, "LINEINR"); snd_soc_dapm_nc_pin(dapm, "PCBEEP"); snd_soc_dapm_nc_pin(dapm, "PHONE"); snd_soc_dapm_nc_pin(dapm, "MIC2"); /* Jack detection API stuff */ err = snd_soc_jack_new(codec, "Headphone Jack", SND_JACK_HEADPHONE, &hs_jack); if (err) return err; err = snd_soc_jack_add_pins(&hs_jack, ARRAY_SIZE(hs_jack_pins), hs_jack_pins); if (err) return err; err = snd_soc_jack_add_gpios(&hs_jack, ARRAY_SIZE(hs_jack_gpios), hs_jack_gpios); return err; } static struct snd_soc_dai_link palm27x_dai[] = { { .name = "AC97 HiFi", .stream_name = "AC97 HiFi", .cpu_dai_name = "pxa2xx-ac97", .codec_dai_name = "wm9712-hifi", .codec_name = "wm9712-codec", .platform_name = "pxa-pcm-audio", .init = palm27x_ac97_init, }, { .name = "AC97 Aux", .stream_name = "AC97 Aux", .cpu_dai_name = "pxa2xx-ac97-aux", .codec_dai_name = "wm9712-aux", .codec_name = "wm9712-codec", .platform_name = "pxa-pcm-audio", }, }; static struct snd_soc_card palm27x_asoc = { .name = "Palm/PXA27x", .owner = THIS_MODULE, .dai_link = palm27x_dai, .num_links = ARRAY_SIZE(palm27x_dai), .dapm_widgets = palm27x_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(palm27x_dapm_widgets), .dapm_routes = audio_map, .num_dapm_routes = ARRAY_SIZE(audio_map) }; static int palm27x_asoc_probe(struct platform_device *pdev) { int ret; if (!(machine_is_palmtx() || machine_is_palmt5() || machine_is_palmld() || machine_is_palmte2())) return -ENODEV; if (!pdev->dev.platform_data) { dev_err(&pdev->dev, "please supply platform_data\n"); return -ENODEV; } hs_jack_gpios[0].gpio = ((struct palm27x_asoc_info *) (pdev->dev.platform_data))->jack_gpio; palm27x_asoc.dev = &pdev->dev; ret = snd_soc_register_card(&palm27x_asoc); if (ret) dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", ret); return ret; } static int palm27x_asoc_remove(struct platform_device *pdev) { snd_soc_unregister_card(&palm27x_asoc); return 0; } static struct platform_driver palm27x_wm9712_driver = { .probe = palm27x_asoc_probe, .remove = palm27x_asoc_remove, .driver = { .name = "palm27x-asoc", .owner = THIS_MODULE, }, }; module_platform_driver(palm27x_wm9712_driver); /* Module information */ MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>"); MODULE_DESCRIPTION("ALSA SoC Palm T|X, T5 and LifeDrive"); MODULE_LICENSE("GPL"); |