2019-05-31 08:09:53 +00:00
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// SPDX-License-Identifier: GPL-2.0-only
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2009-02-07 13:01:58 +00:00
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/*
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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 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 "../codecs/wm9713.h"
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#define AC97_GPIO_PULL 0x58
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/* Use GPIO8 for rear speaker amplifier */
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2018-01-29 04:46:53 +00:00
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static int rear_amp_power(struct snd_soc_component *component, int power)
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2009-02-07 13:01:58 +00:00
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{
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unsigned short reg;
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if (power) {
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2018-01-29 04:46:53 +00:00
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reg = snd_soc_component_read32(component, AC97_GPIO_CFG);
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snd_soc_component_write(component, AC97_GPIO_CFG, reg | 0x0100);
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reg = snd_soc_component_read32(component, AC97_GPIO_PULL);
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snd_soc_component_write(component, AC97_GPIO_PULL, reg | (1<<15));
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2009-02-07 13:01:58 +00:00
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} else {
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2018-01-29 04:46:53 +00:00
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reg = snd_soc_component_read32(component, AC97_GPIO_CFG);
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snd_soc_component_write(component, AC97_GPIO_CFG, reg & ~0x0100);
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reg = snd_soc_component_read32(component, AC97_GPIO_PULL);
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snd_soc_component_write(component, AC97_GPIO_PULL, reg & ~(1<<15));
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2009-02-07 13:01:58 +00:00
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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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2015-11-18 07:34:01 +00:00
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struct snd_soc_card *card = widget->dapm->card;
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struct snd_soc_pcm_runtime *rtd;
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2018-01-29 04:46:53 +00:00
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struct snd_soc_component *component;
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2009-02-07 13:01:58 +00:00
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2019-12-10 00:34:08 +00:00
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rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[0]);
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2020-03-23 05:19:49 +00:00
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component = asoc_rtd_to_codec(rtd, 0)->component;
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2018-01-29 04:46:53 +00:00
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return rear_amp_power(component, SND_SOC_DAPM_EVENT_ON(event));
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2009-02-07 13:01:58 +00:00
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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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2010-03-17 20:15:21 +00:00
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static int mioa701_wm9713_init(struct snd_soc_pcm_runtime *rtd)
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2009-02-07 13:01:58 +00:00
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{
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2020-03-23 05:19:49 +00:00
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struct snd_soc_component *component = asoc_rtd_to_codec(rtd, 0)->component;
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2009-02-07 13:01:58 +00:00
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/* Prepare GPIO8 for rear speaker amplifier */
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2018-01-29 04:46:53 +00:00
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snd_soc_component_update_bits(component, AC97_GPIO_CFG, 0x100, 0x100);
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2009-02-07 13:01:58 +00:00
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/* Prepare MIC input */
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2018-01-29 04:46:53 +00:00
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snd_soc_component_update_bits(component, AC97_3D_CONTROL, 0xc000, 0xc000);
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2009-02-07 13:01:58 +00:00
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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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2019-06-06 04:11:56 +00:00
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SND_SOC_DAILINK_DEFS(ac97,
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DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97")),
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DAILINK_COMP_ARRAY(COMP_CODEC("wm9713-codec", "wm9713-hifi")),
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DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));
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SND_SOC_DAILINK_DEFS(ac97_aux,
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DAILINK_COMP_ARRAY(COMP_CPU("pxa2xx-ac97-aux")),
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DAILINK_COMP_ARRAY(COMP_CODEC("wm9713-codec", "wm9713-aux")),
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DAILINK_COMP_ARRAY(COMP_PLATFORM("pxa-pcm-audio")));
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2009-02-07 13:01:58 +00:00
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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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.init = mioa701_wm9713_init,
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.ops = &mioa701_ops,
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2019-06-06 04:11:56 +00:00
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SND_SOC_DAILINK_REG(ac97),
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2009-02-07 13:01:58 +00:00
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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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.ops = &mioa701_ops,
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2019-06-06 04:11:56 +00:00
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SND_SOC_DAILINK_REG(ac97_aux),
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2009-02-07 13:01:58 +00:00
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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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2011-12-22 01:44:43 +00:00
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.owner = THIS_MODULE,
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2009-02-07 13:01:58 +00:00
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.dai_link = mioa701_dai,
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.num_links = ARRAY_SIZE(mioa701_dai),
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2014-03-01 14:48:18 +00:00
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.dapm_widgets = mioa701_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(mioa701_dapm_widgets),
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.dapm_routes = audio_map,
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.num_dapm_routes = ARRAY_SIZE(audio_map),
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2009-02-07 13:01:58 +00:00
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};
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2012-12-07 14:26:17 +00:00
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static int mioa701_wm9713_probe(struct platform_device *pdev)
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2009-02-07 13:01:58 +00:00
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{
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2012-06-30 17:25:08 +00:00
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int rc;
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2009-02-07 13:01:58 +00:00
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if (!machine_is_mioa701())
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return -ENODEV;
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2012-06-30 17:25:08 +00:00
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mioa701.dev = &pdev->dev;
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2015-09-01 02:32:59 +00:00
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rc = devm_snd_soc_register_card(&pdev->dev, &mioa701);
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2012-06-30 17:25:08 +00:00
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if (!rc)
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2016-11-12 16:30:25 +00:00
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dev_warn(&pdev->dev, "Be warned that incorrect mixers/muxes setup will "
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2012-06-30 17:25:08 +00:00
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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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return rc;
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2009-02-07 13:01:58 +00:00
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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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.driver = {
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.name = "mioa701-wm9713",
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2013-10-17 10:01:37 +00:00
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.pm = &snd_soc_pm_ops,
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2009-02-07 13:01:58 +00:00
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},
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};
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2011-11-25 02:13:37 +00:00
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module_platform_driver(mioa701_wm9713_driver);
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2009-02-07 13:01:58 +00:00
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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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2016-05-06 15:27:34 +00:00
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MODULE_ALIAS("platform:mioa701-wm9713");
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