forked from Minki/linux
ASoC: Tegra machine ASoC driver for boards using ALC5332 codec
At this stage only Toshiba AC100/Dynabook supported. Signed-off-by: Leon Romanovsky <leon@leon.nu> Signed-off-by: Andrey Danin <danindrey@mail.ru> Acked-by: Stephen Warren <swarren@nvidia.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Leon Romanovsky
Mark Brown
parent
58fa8e456c
commit
58783faf28
@ -47,3 +47,12 @@ config SND_SOC_TEGRA_TRIMSLICE
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help
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Say Y or M here if you want to add support for SoC audio on the
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TrimSlice platform.
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config SND_SOC_TEGRA_ALC5632
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tristate "SoC Audio support for Tegra boards using an ALC5632 codec"
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depends on SND_SOC_TEGRA && I2C
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select SND_SOC_TEGRA_I2S
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select SND_SOC_ALC5632
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help
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Say Y or M here if you want to add support for SoC audio on the
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Toshiba AC100 netbook.
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@ -14,6 +14,8 @@ obj-$(CONFIG_SND_SOC_TEGRA_SPDIF) += snd-soc-tegra-spdif.o
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# Tegra machine Support
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snd-soc-tegra-wm8903-objs := tegra_wm8903.o
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snd-soc-tegra-trimslice-objs := trimslice.o
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snd-soc-tegra-alc5632-objs := tegra_alc5632.o
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obj-$(CONFIG_SND_SOC_TEGRA_WM8903) += snd-soc-tegra-wm8903.o
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obj-$(CONFIG_SND_SOC_TEGRA_TRIMSLICE) += snd-soc-tegra-trimslice.o
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obj-$(CONFIG_SND_SOC_TEGRA_ALC5632) += snd-soc-tegra-alc5632.o
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213
sound/soc/tegra/tegra_alc5632.c
Normal file
213
sound/soc/tegra/tegra_alc5632.c
Normal file
@ -0,0 +1,213 @@
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/*
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* tegra_alc5632.c -- Toshiba AC100(PAZ00) machine ASoC driver
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*
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* Copyright (C) 2011 The AC100 Kernel Team <ac100@lists.lauchpad.net>
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*
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* Authors: Leon Romanovsky <leon@leon.nu>
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* Andrey Danin <danindrey@mail.ru>
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* Marc Dietrich <marvin24@gmx.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <asm/mach-types.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include <linux/gpio.h>
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#include <sound/core.h>
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#include <sound/jack.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include "../codecs/alc5632.h"
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#include "tegra_das.h"
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#include "tegra_i2s.h"
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#include "tegra_pcm.h"
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#include "tegra_asoc_utils.h"
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#define DRV_NAME "tegra-alc5632"
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struct tegra_alc5632 {
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struct tegra_asoc_utils_data util_data;
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};
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static int tegra_alc5632_asoc_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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struct snd_soc_codec *codec = rtd->codec;
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struct snd_soc_card *card = codec->card;
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struct tegra_alc5632 *alc5632 = snd_soc_card_get_drvdata(card);
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int srate, mclk;
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int err;
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srate = params_rate(params);
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mclk = 512 * srate;
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err = tegra_asoc_utils_set_rate(&alc5632->util_data, srate, mclk);
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if (err < 0) {
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dev_err(card->dev, "Can't configure clocks\n");
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return err;
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}
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err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
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SND_SOC_CLOCK_IN);
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if (err < 0) {
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dev_err(card->dev, "codec_dai clock not set\n");
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return err;
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}
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return 0;
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}
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static struct snd_soc_ops tegra_alc5632_asoc_ops = {
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.hw_params = tegra_alc5632_asoc_hw_params,
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};
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static struct snd_soc_jack tegra_alc5632_hs_jack;
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static struct snd_soc_jack_pin tegra_alc5632_hs_jack_pins[] = {
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{
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.pin = "Headset Mic",
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.mask = SND_JACK_MICROPHONE,
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},
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{
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.pin = "Headset Stereophone",
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.mask = SND_JACK_HEADPHONE,
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},
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};
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static const struct snd_soc_dapm_widget tegra_alc5632_dapm_widgets[] = {
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SND_SOC_DAPM_SPK("Int Spk", NULL),
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SND_SOC_DAPM_HP("Headset Stereophone", NULL),
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SND_SOC_DAPM_MIC("Headset Mic", NULL),
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};
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static const struct snd_soc_dapm_route tegra_alc5632_audio_map[] = {
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/* Internal Speaker */
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{"Int Spk", NULL, "SPKOUT"},
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{"Int Spk", NULL, "SPKOUTN"},
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/* Headset Mic */
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{"MIC1", NULL, "MICBIAS1"},
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{"MICBIAS1", NULL, "Headset Mic"},
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/* Headset Stereophone */
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{"Headset Stereophone", NULL, "HPR"},
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{"Headset Stereophone", NULL, "HPL"},
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};
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static const struct snd_kcontrol_new tegra_alc5632_controls[] = {
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SOC_DAPM_PIN_SWITCH("Int Spk"),
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};
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static int tegra_alc5632_asoc_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct snd_soc_codec *codec = rtd->codec;
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struct snd_soc_dapm_context *dapm = &codec->dapm;
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snd_soc_jack_new(codec, "Headset Jack", SND_JACK_HEADSET,
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&tegra_alc5632_hs_jack);
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snd_soc_jack_add_pins(&tegra_alc5632_hs_jack,
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ARRAY_SIZE(tegra_alc5632_hs_jack_pins),
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tegra_alc5632_hs_jack_pins);
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snd_soc_dapm_force_enable_pin(dapm, "MICBIAS1");
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return 0;
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}
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static struct snd_soc_dai_link tegra_alc5632_dai = {
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.name = "ALC5632",
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.stream_name = "ALC5632 PCM",
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.codec_name = "alc5632.0-001e",
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.platform_name = "tegra-pcm-audio",
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.cpu_dai_name = "tegra-i2s.0",
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.codec_dai_name = "alc5632-hifi",
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.init = tegra_alc5632_asoc_init,
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.ops = &tegra_alc5632_asoc_ops,
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.dai_fmt = SND_SOC_DAIFMT_I2S
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| SND_SOC_DAIFMT_NB_NF
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| SND_SOC_DAIFMT_CBS_CFS,
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};
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static struct snd_soc_card snd_soc_tegra_alc5632 = {
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.name = "tegra-alc5632",
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.dai_link = &tegra_alc5632_dai,
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.num_links = 1,
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.controls = tegra_alc5632_controls,
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.num_controls = ARRAY_SIZE(tegra_alc5632_controls),
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.dapm_widgets = tegra_alc5632_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(tegra_alc5632_dapm_widgets),
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.dapm_routes = tegra_alc5632_audio_map,
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.num_dapm_routes = ARRAY_SIZE(tegra_alc5632_audio_map),
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.fully_routed = true,
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};
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static __devinit int tegra_alc5632_probe(struct platform_device *pdev)
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{
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struct snd_soc_card *card = &snd_soc_tegra_alc5632;
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struct tegra_alc5632 *alc5632;
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int ret;
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alc5632 = devm_kzalloc(&pdev->dev,
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sizeof(struct tegra_alc5632), GFP_KERNEL);
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if (!alc5632) {
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dev_err(&pdev->dev, "Can't allocate tegra_alc5632\n");
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return -ENOMEM;
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}
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ret = tegra_asoc_utils_init(&alc5632->util_data, &pdev->dev);
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if (ret)
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return ret;
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card->dev = &pdev->dev;
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platform_set_drvdata(pdev, card);
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snd_soc_card_set_drvdata(card, alc5632);
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ret = snd_soc_register_card(card);
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if (ret) {
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dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n",
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ret);
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tegra_asoc_utils_fini(&alc5632->util_data);
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return ret;
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}
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return 0;
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}
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static int __devexit tegra_alc5632_remove(struct platform_device *pdev)
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{
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struct snd_soc_card *card = platform_get_drvdata(pdev);
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struct tegra_alc5632 *alc5632 = snd_soc_card_get_drvdata(card);
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snd_soc_unregister_card(card);
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tegra_asoc_utils_fini(&alc5632->util_data);
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return 0;
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}
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static struct platform_driver tegra_alc5632_driver = {
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.driver = {
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.name = DRV_NAME,
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.owner = THIS_MODULE,
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.pm = &snd_soc_pm_ops,
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},
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.probe = tegra_alc5632_probe,
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.remove = __devexit_p(tegra_alc5632_remove),
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};
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module_platform_driver(tegra_alc5632_driver);
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MODULE_AUTHOR("Leon Romanovsky <leon@leon.nu>");
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MODULE_DESCRIPTION("Tegra+ALC5632 machine ASoC driver");
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MODULE_LICENSE("GPL");
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MODULE_ALIAS("platform:" DRV_NAME);
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