4bfc4e2508
Correct names for pxa AC97 DAI are pxa2xx-ac97 and pxa2xx-ac97-aux. Fix that for all PXA platforms. Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: stable@kernel.org
247 lines
7.3 KiB
C
247 lines
7.3 KiB
C
/*
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* Handles the Mitac mioa701 SoC system
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*
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* Copyright (C) 2008 Robert Jarzmik
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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 as published by
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* the Free Software Foundation in version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* This is a little schema of the sound interconnections :
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*
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* Sagem X200 Wolfson WM9713
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* +--------+ +-------------------+ Rear Speaker
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* | | | | /-+
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* | +--->----->---+MONOIN SPKL+--->----+-+ |
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* | GSM | | | | | |
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* | +--->----->---+PCBEEP SPKR+--->----+-+ |
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* | CHIP | | | \-+
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* | +---<-----<---+MONO |
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* | | | | Front Speaker
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* +--------+ | | /-+
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* | HPL+--->----+-+ |
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* | | | | |
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* | OUT3+--->----+-+ |
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* | | \-+
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* | |
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* | | Front Micro
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* | | +
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* | MIC1+-----<--+o+
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* | | +
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* +-------------------+ ---
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*/
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/platform_device.h>
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#include <asm/mach-types.h>
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#include <mach/audio.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/soc.h>
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#include <sound/initval.h>
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#include <sound/ac97_codec.h>
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#include "pxa2xx-ac97.h"
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#include "../codecs/wm9713.h"
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#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
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#define AC97_GPIO_PULL 0x58
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/* Use GPIO8 for rear speaker amplifier */
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static int rear_amp_power(struct snd_soc_codec *codec, int power)
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{
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unsigned short reg;
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if (power) {
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reg = snd_soc_read(codec, AC97_GPIO_CFG);
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snd_soc_write(codec, AC97_GPIO_CFG, reg | 0x0100);
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reg = snd_soc_read(codec, AC97_GPIO_PULL);
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snd_soc_write(codec, AC97_GPIO_PULL, reg | (1<<15));
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} else {
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reg = snd_soc_read(codec, AC97_GPIO_CFG);
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snd_soc_write(codec, AC97_GPIO_CFG, reg & ~0x0100);
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reg = snd_soc_read(codec, AC97_GPIO_PULL);
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snd_soc_write(codec, AC97_GPIO_PULL, reg & ~(1<<15));
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}
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return 0;
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}
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static int rear_amp_event(struct snd_soc_dapm_widget *widget,
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struct snd_kcontrol *kctl, int event)
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{
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struct snd_soc_codec *codec = widget->codec;
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return rear_amp_power(codec, SND_SOC_DAPM_EVENT_ON(event));
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}
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/* mioa701 machine dapm widgets */
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static const struct snd_soc_dapm_widget mioa701_dapm_widgets[] = {
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SND_SOC_DAPM_SPK("Front Speaker", NULL),
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SND_SOC_DAPM_SPK("Rear Speaker", rear_amp_event),
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SND_SOC_DAPM_MIC("Headset", NULL),
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SND_SOC_DAPM_LINE("GSM Line Out", NULL),
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SND_SOC_DAPM_LINE("GSM Line In", NULL),
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SND_SOC_DAPM_MIC("Headset Mic", NULL),
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SND_SOC_DAPM_MIC("Front Mic", NULL),
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};
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static const struct snd_soc_dapm_route audio_map[] = {
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/* Call Mic */
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{"Mic Bias", NULL, "Front Mic"},
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{"MIC1", NULL, "Mic Bias"},
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/* Headset Mic */
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{"LINEL", NULL, "Headset Mic"},
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{"LINER", NULL, "Headset Mic"},
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/* GSM Module */
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{"MONOIN", NULL, "GSM Line Out"},
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{"PCBEEP", NULL, "GSM Line Out"},
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{"GSM Line In", NULL, "MONO"},
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/* headphone connected to HPL, HPR */
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{"Headset", NULL, "HPL"},
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{"Headset", NULL, "HPR"},
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/* front speaker connected to HPL, OUT3 */
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{"Front Speaker", NULL, "HPL"},
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{"Front Speaker", NULL, "OUT3"},
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/* rear speaker connected to SPKL, SPKR */
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{"Rear Speaker", NULL, "SPKL"},
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{"Rear Speaker", NULL, "SPKR"},
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};
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static int mioa701_wm9713_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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unsigned short reg;
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/* Add mioa701 specific widgets */
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snd_soc_dapm_new_controls(dapm, ARRAY_AND_SIZE(mioa701_dapm_widgets));
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/* Set up mioa701 specific audio path audio_mapnects */
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snd_soc_dapm_add_routes(dapm, ARRAY_AND_SIZE(audio_map));
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/* Prepare GPIO8 for rear speaker amplifier */
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reg = codec->driver->read(codec, AC97_GPIO_CFG);
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codec->driver->write(codec, AC97_GPIO_CFG, reg | 0x0100);
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/* Prepare MIC input */
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reg = codec->driver->read(codec, AC97_3D_CONTROL);
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codec->driver->write(codec, AC97_3D_CONTROL, reg | 0xc000);
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snd_soc_dapm_enable_pin(dapm, "Front Speaker");
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snd_soc_dapm_enable_pin(dapm, "Rear Speaker");
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snd_soc_dapm_enable_pin(dapm, "Front Mic");
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snd_soc_dapm_enable_pin(dapm, "GSM Line In");
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snd_soc_dapm_enable_pin(dapm, "GSM Line Out");
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snd_soc_dapm_sync(dapm);
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return 0;
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}
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static struct snd_soc_ops mioa701_ops;
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static struct snd_soc_dai_link mioa701_dai[] = {
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{
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.name = "AC97",
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.stream_name = "AC97 HiFi",
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.cpu_dai_name = "pxa2xx-ac97",
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.codec_dai_name = "wm9713-hifi",
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.codec_name = "wm9713-codec",
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.init = mioa701_wm9713_init,
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.platform_name = "pxa-pcm-audio",
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.ops = &mioa701_ops,
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},
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{
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.name = "AC97 Aux",
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.stream_name = "AC97 Aux",
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.cpu_dai_name = "pxa2xx-ac97-aux",
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.codec_dai_name ="wm9713-aux",
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.codec_name = "wm9713-codec",
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.platform_name = "pxa-pcm-audio",
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.ops = &mioa701_ops,
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},
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};
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static struct snd_soc_card mioa701 = {
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.name = "MioA701",
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.dai_link = mioa701_dai,
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.num_links = ARRAY_SIZE(mioa701_dai),
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};
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static struct platform_device *mioa701_snd_device;
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static int mioa701_wm9713_probe(struct platform_device *pdev)
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{
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int ret;
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if (!machine_is_mioa701())
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return -ENODEV;
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dev_warn(&pdev->dev, "Be warned that incorrect mixers/muxes setup will"
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"lead to overheating and possible destruction of your device."
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"Do not use without a good knowledge of mio's board design!\n");
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mioa701_snd_device = platform_device_alloc("soc-audio", -1);
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if (!mioa701_snd_device)
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return -ENOMEM;
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platform_set_drvdata(mioa701_snd_device, &mioa701);
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ret = platform_device_add(mioa701_snd_device);
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if (!ret)
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return 0;
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platform_device_put(mioa701_snd_device);
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return ret;
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}
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static int __devexit mioa701_wm9713_remove(struct platform_device *pdev)
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{
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platform_device_unregister(mioa701_snd_device);
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return 0;
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}
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static struct platform_driver mioa701_wm9713_driver = {
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.probe = mioa701_wm9713_probe,
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.remove = __devexit_p(mioa701_wm9713_remove),
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.driver = {
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.name = "mioa701-wm9713",
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.owner = THIS_MODULE,
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},
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};
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static int __init mioa701_asoc_init(void)
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{
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return platform_driver_register(&mioa701_wm9713_driver);
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}
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static void __exit mioa701_asoc_exit(void)
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{
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platform_driver_unregister(&mioa701_wm9713_driver);
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}
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module_init(mioa701_asoc_init);
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module_exit(mioa701_asoc_exit);
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/* Module information */
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MODULE_AUTHOR("Robert Jarzmik (rjarzmik@free.fr)");
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MODULE_DESCRIPTION("ALSA SoC WM9713 MIO A701");
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MODULE_LICENSE("GPL");
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