提交 22cb839b 编写于 作者: M Mark Brown

ASoC: Support Speyside build variants with WM8962 fitted

Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: NLiam Girdwood <lrg@ti.com>
上级 417ceff9
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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......@@ -177,3 +177,9 @@ config SND_SOC_SPEYSIDE
select SND_SAMSUNG_I2S
select SND_SOC_WM8915
select SND_SOC_WM9081
config SND_SOC_SPEYSIDE_WM8962
tristate "Audio support for Wolfson Speyside with WM8962"
depends on SND_SOC_SAMSUNG && MACH_WLF_CRAGG_6410
select SND_SAMSUNG_I2S
select SND_SOC_WM8962
......@@ -36,6 +36,7 @@ snd-soc-goni-wm8994-objs := goni_wm8994.o
snd-soc-smdk-spdif-objs := smdk_spdif.o
snd-soc-smdk-wm8580pcm-objs := smdk_wm8580pcm.o
snd-soc-speyside-objs := speyside.o
snd-soc-speyside-wm8962-objs := speyside_wm8962.o
obj-$(CONFIG_SND_SOC_SAMSUNG_JIVE_WM8750) += snd-soc-jive-wm8750.o
obj-$(CONFIG_SND_SOC_SAMSUNG_NEO1973_WM8753) += snd-soc-neo1973-wm8753.o
......@@ -55,3 +56,4 @@ obj-$(CONFIG_SND_SOC_SAMSUNG_SMDK_SPDIF) += snd-soc-smdk-spdif.o
obj-$(CONFIG_SND_SOC_GONI_AQUILA_WM8994) += snd-soc-goni-wm8994.o
obj-$(CONFIG_SND_SOC_SMDK_WM8580_PCM) += snd-soc-smdk-wm8580pcm.o
obj-$(CONFIG_SND_SOC_SPEYSIDE) += snd-soc-speyside.o
obj-$(CONFIG_SND_SOC_SPEYSIDE_WM8962) += snd-soc-speyside-wm8962.o
/*
* Speyside with WM8962 audio support
*
* Copyright 2011 Wolfson Microelectronics
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#include <sound/soc.h>
#include <sound/soc-dapm.h>
#include <sound/jack.h>
#include <linux/gpio.h>
#include "../codecs/wm8962.h"
static int speyside_wm8962_set_bias_level(struct snd_soc_card *card,
struct snd_soc_dapm_context *dapm,
enum snd_soc_bias_level level)
{
struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai;
int ret;
switch (level) {
case SND_SOC_BIAS_PREPARE:
if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL,
WM8962_FLL_MCLK, 32768,
44100 * 256);
if (ret < 0)
pr_err("Failed to start FLL\n");
ret = snd_soc_dai_set_sysclk(codec_dai,
WM8962_SYSCLK_FLL,
44100 * 256,
SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
}
break;
default:
break;
}
return 0;
}
static int speyside_wm8962_set_bias_level_post(struct snd_soc_card *card,
struct snd_soc_dapm_context *dapm,
enum snd_soc_bias_level level)
{
struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai;
int ret;
switch (level) {
case SND_SOC_BIAS_STANDBY:
ret = snd_soc_dai_set_sysclk(codec_dai, WM8962_SYSCLK_MCLK,
32768, SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL,
0, 0, 0);
if (ret < 0) {
pr_err("Failed to stop FLL\n");
return ret;
}
break;
default:
break;
}
dapm->bias_level = level;
return 0;
}
static int speyside_wm8962_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *codec_dai = rtd->codec_dai;
int ret;
ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBM_CFM);
if (ret < 0)
return ret;
return 0;
}
static struct snd_soc_ops speyside_wm8962_ops = {
.hw_params = speyside_wm8962_hw_params,
};
static struct snd_soc_dai_link speyside_wm8962_dai[] = {
{
.name = "CPU",
.stream_name = "CPU",
.cpu_dai_name = "samsung-i2s.0",
.codec_dai_name = "wm8962",
.platform_name = "samsung-audio",
.codec_name = "wm8962.1-001a",
.ops = &speyside_wm8962_ops,
},
};
static const struct snd_kcontrol_new controls[] = {
SOC_DAPM_PIN_SWITCH("Main Speaker"),
};
static struct snd_soc_dapm_widget widgets[] = {
SND_SOC_DAPM_HP("Headphone", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
SND_SOC_DAPM_MIC("DMIC", NULL),
SND_SOC_DAPM_SPK("Main Speaker", NULL),
};
static struct snd_soc_dapm_route audio_paths[] = {
{ "Headphone", NULL, "HPOUTL" },
{ "Headphone", NULL, "HPOUTR" },
{ "Main Speaker", NULL, "SPKOUTL" },
{ "Main Speaker", NULL, "SPKOUTR" },
{ "MICBIAS", NULL, "Headset Mic" },
{ "IN4L", NULL, "MICBIAS" },
{ "IN4R", NULL, "MICBIAS" },
{ "MICBIAS", NULL, "DMIC" },
{ "DMICDAT", NULL, "MICBIAS" },
};
static struct snd_soc_jack speyside_wm8962_headset;
/* Headset jack detection DAPM pins */
static struct snd_soc_jack_pin speyside_wm8962_headset_pins[] = {
{
.pin = "Headset Mic",
.mask = SND_JACK_MICROPHONE,
},
{
.pin = "Headphone",
.mask = SND_JACK_MICROPHONE,
},
};
static int speyside_wm8962_late_probe(struct snd_soc_card *card)
{
struct snd_soc_codec *codec = card->rtd[0].codec;
struct snd_soc_dai *codec_dai = card->rtd[0].codec_dai;
int ret;
ret = snd_soc_dai_set_sysclk(codec_dai, WM8962_SYSCLK_MCLK,
32768, SND_SOC_CLOCK_IN);
if (ret < 0)
return ret;
ret = snd_soc_jack_new(codec, "Headset",
SND_JACK_HEADSET | SND_JACK_BTN_0,
&speyside_wm8962_headset);
if (ret)
return ret;
ret = snd_soc_jack_add_pins(&speyside_wm8962_headset,
ARRAY_SIZE(speyside_wm8962_headset_pins),
speyside_wm8962_headset_pins);
if (ret)
return ret;
wm8962_mic_detect(codec, &speyside_wm8962_headset);
return 0;
}
static struct snd_soc_card speyside_wm8962 = {
.name = "Speyside WM8962",
.dai_link = speyside_wm8962_dai,
.num_links = ARRAY_SIZE(speyside_wm8962_dai),
.set_bias_level = speyside_wm8962_set_bias_level,
.set_bias_level_post = speyside_wm8962_set_bias_level_post,
.controls = controls,
.num_controls = ARRAY_SIZE(controls),
.dapm_widgets = widgets,
.num_dapm_widgets = ARRAY_SIZE(widgets),
.dapm_routes = audio_paths,
.num_dapm_routes = ARRAY_SIZE(audio_paths),
.late_probe = speyside_wm8962_late_probe,
};
static __devinit int speyside_wm8962_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &speyside_wm8962;
int ret;
card->dev = &pdev->dev;
ret = snd_soc_register_card(card);
if (ret) {
dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
ret);
return ret;
}
return 0;
}
static int __devexit speyside_wm8962_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
snd_soc_unregister_card(card);
return 0;
}
static struct platform_driver speyside_wm8962_driver = {
.driver = {
.name = "speyside-wm8962",
.owner = THIS_MODULE,
.pm = &snd_soc_pm_ops,
},
.probe = speyside_wm8962_probe,
.remove = __devexit_p(speyside_wm8962_remove),
};
static int __init speyside_wm8962_audio_init(void)
{
return platform_driver_register(&speyside_wm8962_driver);
}
module_init(speyside_wm8962_audio_init);
static void __exit speyside_wm8962_audio_exit(void)
{
platform_driver_unregister(&speyside_wm8962_driver);
}
module_exit(speyside_wm8962_audio_exit);
MODULE_DESCRIPTION("Speyside WM8962 audio support");
MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:speyside-wm8962");
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