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android_kernel_samsung_on5x.../sound/soc/samsung/smdk7570-cod9002.c
awab228 f6dfaef42e Fixed MTP to work with TWRP
2018-06-19 23:16:04 +02:00

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/*
* Smdk7570-COD9002X Audio Machine driver.
*
* 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 <linux/module.h>
#include <linux/of.h>
#include <linux/of_gpio.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/slab.h>
#include <linux/gpio.h>
#include <sound/tlv.h>
#include <sound/soc.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/initval.h>
#include <sound/exynos-audmixer.h>
#include "i2s.h"
#include "i2s-regs.h"
#define CODEC_BFS_48KHZ 32
#define CODEC_RFS_48KHZ 512
#define CODEC_SAMPLE_RATE_48KHZ 48000
#define CODEC_BFS_192KHZ 64
#define CODEC_RFS_192KHZ 128
#define CODEC_SAMPLE_RATE_192KHZ 192000
#ifdef CONFIG_SND_SOC_SAMSUNG_VERBOSE_DEBUG
#ifdef dev_dbg
#undef dev_dbg
#endif
#define dev_dbg dev_err
#endif
static struct snd_soc_card smdk7570_cod9002x_card;
struct cod9002x_machine_priv {
struct snd_soc_codec *codec;
int aifrate;
bool use_external_jd;
};
static const struct snd_soc_component_driver smdk7570_cmpnt = {
.name = "Smdk7570-audio",
};
static int smdk7570_aif1_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_card *card = rtd->card;
struct snd_soc_dai *amixer_dai = rtd->codec_dais[0];
struct snd_soc_dai *codec_dai = rtd->codec_dais[1];
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct cod9002x_machine_priv *priv = snd_soc_card_get_drvdata(card);
int ret;
int rfs, bfs;
dev_info(card->dev, "aif1: %dch, %dHz, %dbytes\n",
params_channels(params), params_rate(params),
params_buffer_bytes(params));
priv->aifrate = params_rate(params);
if (priv->aifrate == CODEC_SAMPLE_RATE_192KHZ) {
rfs = CODEC_RFS_192KHZ;
bfs = CODEC_BFS_192KHZ;
} else {
rfs = CODEC_RFS_48KHZ;
bfs = CODEC_BFS_48KHZ;
}
ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBS_CFS);
if (ret < 0) {
dev_err(card->dev, "aif1: Failed to set Codec DAIFMT\n");
return ret;
}
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBS_CFS);
if (ret < 0) {
dev_err(card->dev, "aif1: Failed to set CPU DAIFMT\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK,
rfs, SND_SOC_CLOCK_OUT);
if (ret < 0) {
dev_err(card->dev, "aif1: Failed to set SAMSUNG_I2S_CDCLK\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_OPCLK,
0, MOD_OPCLK_PCLK);
if (ret < 0) {
dev_err(card->dev, "aif1: Failed to set SAMSUNG_I2S_OPCLK\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_RCLKSRC_1, 0, 0);
if (ret < 0) {
dev_err(card->dev,
"aif1: Failed to set SAMSUNG_I2S_RCLKSRC_1\n");
return ret;
}
ret = snd_soc_dai_set_clkdiv(cpu_dai,
SAMSUNG_I2S_DIV_BCLK, bfs);
if (ret < 0) {
dev_err(card->dev, "aif1: Failed to set BFS\n");
return ret;
}
ret = snd_soc_dai_set_clkdiv(cpu_dai,
SAMSUNG_I2S_DIV_RCLK, rfs);
if (ret < 0) {
dev_err(card->dev, "aif1: Failed to set RFS\n");
return ret;
}
ret = snd_soc_dai_set_bclk_ratio(amixer_dai, bfs);
if (ret < 0) {
dev_err(card->dev, "aif1: Failed to configure mixer\n");
return ret;
}
return 0;
}
static int smdk7570_aif2_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_card *card = rtd->card;
struct snd_soc_dai *amixer_dai = rtd->codec_dais[0];
int bfs, ret;
dev_info(card->dev, "aif2: %dch, %dHz, %dbytes\n",
params_channels(params), params_rate(params),
params_buffer_bytes(params));
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_U24:
case SNDRV_PCM_FORMAT_S24:
bfs = 48;
break;
case SNDRV_PCM_FORMAT_U16_LE:
case SNDRV_PCM_FORMAT_S16_LE:
bfs = 32;
break;
default:
dev_err(card->dev, "aif2: Unsupported PCM_FORMAT\n");
return -EINVAL;
}
ret = snd_soc_dai_set_bclk_ratio(amixer_dai, bfs);
if (ret < 0) {
dev_err(card->dev, "aif2: Failed to configure mixer\n");
return ret;
}
return 0;
}
static int smdk7570_aif5_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_card *card = rtd->card;
struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
struct snd_soc_dai *amixer_dai = rtd->codec_dais[0];
struct cod9002x_machine_priv *priv = snd_soc_card_get_drvdata(card);
int ret;
int rfs, bfs;
dev_info(card->dev, "aif5: %dch, %dHz, %dbytes\n",
params_channels(params), params_rate(params),
params_buffer_bytes(params));
priv->aifrate = params_rate(params);
if (priv->aifrate == CODEC_SAMPLE_RATE_192KHZ) {
rfs = CODEC_RFS_192KHZ;
bfs = CODEC_BFS_192KHZ;
} else {
rfs = CODEC_RFS_48KHZ;
bfs = CODEC_BFS_48KHZ;
}
ret = snd_soc_dai_set_fmt(cpu_dai, SND_SOC_DAIFMT_I2S
| SND_SOC_DAIFMT_NB_NF
| SND_SOC_DAIFMT_CBS_CFS);
if (ret < 0) {
dev_err(card->dev, "aif5: Failed to set CPU DAIFMT\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_CDCLK,
rfs, SND_SOC_CLOCK_OUT);
if (ret < 0) {
dev_err(card->dev, "aif5: Failed to set SAMSUNG_I2S_CDCLK\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_OPCLK,
0, MOD_OPCLK_PCLK);
if (ret < 0) {
dev_err(card->dev, "aif5: Failed to set SAMSUNG_I2S_OPCLK\n");
return ret;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, SAMSUNG_I2S_RCLKSRC_1, 0, 0);
if (ret < 0) {
dev_err(card->dev,
"aif5: Failed to set SAMSUNG_I2S_RCLKSRC_1\n");
return ret;
}
ret = snd_soc_dai_set_clkdiv(cpu_dai,
SAMSUNG_I2S_DIV_BCLK, bfs);
if (ret < 0) {
dev_err(card->dev, "aif5: Failed to set BFS\n");
return ret;
}
ret = snd_soc_dai_set_clkdiv(cpu_dai,
SAMSUNG_I2S_DIV_RCLK, rfs);
if (ret < 0) {
dev_err(card->dev, "aif5: Failed to set RFS\n");
return ret;
}
ret = snd_soc_dai_set_bclk_ratio(amixer_dai, bfs);
if (ret < 0) {
dev_err(card->dev, "aif5: Failed to configure mixer\n");
return ret;
}
return 0;
}
static int smdk7570_aif6_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_card *card = rtd->card;
struct snd_soc_dai *amixer_dai = rtd->codec_dais[0];
int bfs, ret;
dev_info(card->dev, "aif6: %dch, %dHz, %dbytes\n",
params_channels(params), params_rate(params),
params_buffer_bytes(params));
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_U24:
case SNDRV_PCM_FORMAT_S24:
bfs = 48;
break;
case SNDRV_PCM_FORMAT_U16_LE:
case SNDRV_PCM_FORMAT_S16_LE:
bfs = 32;
break;
default:
dev_err(card->dev, "aif6: Unsupported PCM_FORMAT\n");
return -EINVAL;
}
ret = snd_soc_dai_set_bclk_ratio(amixer_dai, bfs);
if (ret < 0) {
dev_err(card->dev, "aif6: Failed to configure mixer\n");
return ret;
}
return 0;
}
static int smdk7570_aif1_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif1: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
return 0;
}
void smdk7570_aif1_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif1: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
}
static int smdk7570_aif2_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif2: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
return 0;
}
void smdk7570_aif2_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif2: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
}
static int smdk7570_aif3_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif3: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
return 0;
}
void smdk7570_aif3_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif3: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
}
static int smdk7570_aif4_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif4: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
return 0;
}
void smdk7570_aif4_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif4: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
}
static int smdk7570_aif5_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif5: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
return 0;
}
void smdk7570_aif5_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif5: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
}
static int smdk7570_aif6_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif6: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
return 0;
}
void smdk7570_aif6_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
dev_dbg(card->dev, "aif6: (%s) %s called\n",
substream->stream ? "C" : "P", __func__);
}
static int smdk7570_set_bias_level(struct snd_soc_card *card,
struct snd_soc_dapm_context *dapm,
enum snd_soc_bias_level level)
{
return 0;
}
static int smdk7570_late_probe(struct snd_soc_card *card)
{
dev_dbg(card->dev, "%s called\n", __func__);
return 0;
}
static int audmixer_init(struct snd_soc_component *cmp)
{
dev_dbg(cmp->dev, "%s called\n", __func__);
return 0;
}
static const struct snd_kcontrol_new smdk7570_controls[] = {
};
const struct snd_soc_dapm_widget smdk7570_dapm_widgets[] = {
};
const struct snd_soc_dapm_route smdk7570_dapm_routes[] = {
};
static struct snd_soc_ops smdk7570_aif1_ops = {
.hw_params = smdk7570_aif1_hw_params,
.startup = smdk7570_aif1_startup,
.shutdown = smdk7570_aif1_shutdown,
};
static struct snd_soc_ops smdk7570_aif2_ops = {
.hw_params = smdk7570_aif2_hw_params,
.startup = smdk7570_aif2_startup,
.shutdown = smdk7570_aif2_shutdown,
};
static struct snd_soc_ops smdk7570_aif3_ops = {
.startup = smdk7570_aif3_startup,
.shutdown = smdk7570_aif3_shutdown,
};
static struct snd_soc_ops smdk7570_aif4_ops = {
.startup = smdk7570_aif4_startup,
.shutdown = smdk7570_aif4_shutdown,
};
static struct snd_soc_ops smdk7570_aif5_ops = {
.hw_params = smdk7570_aif5_hw_params,
.startup = smdk7570_aif5_startup,
.shutdown = smdk7570_aif5_shutdown,
};
static struct snd_soc_ops smdk7570_aif6_ops = {
.hw_params = smdk7570_aif6_hw_params,
.startup = smdk7570_aif6_startup,
.shutdown = smdk7570_aif6_shutdown,
};
static struct snd_soc_dai_driver smdk7570_ext_dai[] = {
{
.name = "smdk7570 voice call",
.playback = {
.channels_min = 1,
.channels_max = 2,
.rate_min = 8000,
.rate_max = 48000,
.rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_48000),
.formats = (SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE)
},
.capture = {
.channels_min = 1,
.channels_max = 2,
.rate_min = 8000,
.rate_max = 48000,
.rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_48000),
.formats = (SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE)
},
},
{
.name = "smdk7570 BT",
.playback = {
.channels_min = 1,
.channels_max = 2,
.rate_min = 8000,
.rate_max = 48000,
.rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_48000),
.formats = (SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE)
},
.capture = {
.channels_min = 1,
.channels_max = 2,
.rate_min = 8000,
.rate_max = 48000,
.rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_48000),
.formats = (SNDRV_PCM_FMTBIT_S16_LE |
SNDRV_PCM_FMTBIT_S24_LE)
},
},
{
.name = "smdk7570 FM",
.playback = {
.channels_min = 2,
.channels_max = 2,
.rate_min = 8000,
.rate_max = 48000,
.rates = (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000 |
SNDRV_PCM_RATE_48000),
.formats = SNDRV_PCM_FMTBIT_S16_LE
},
},
};
static struct snd_soc_dai_link_component codecs_ap0[] = {{
.name = "14880000.s1403x",
.dai_name = "AP0",
}, {
.dai_name = "cod9002x-aif",
},
};
static struct snd_soc_dai_link_component codecs_cp0[] = {{
.name = "14880000.s1403x",
.dai_name = "CP0",
}, {
.dai_name = "cod9002x-aif2",
},
};
static struct snd_soc_dai_link_component codecs_bt[] = {{
.name = "14880000.s1403x",
.dai_name = "BT",
}, {
.dai_name = "dummy-aif2",
},
};
static struct snd_soc_dai_link_component codecs_fm[] = {{
.name = "14880000.s1403x",
.dai_name = "FM",
}, {
.dai_name = "cod9002x-aif",
},
};
static struct snd_soc_dai_link_component codecs_ap1[] = {{
.name = "14880000.s1403x",
.dai_name = "AP1",
}, {
.dai_name = "dummy-aif2",
},
};
static struct snd_soc_dai_link_component codecs_cp1[] = {{
.name = "14880000.s1403x",
.dai_name = "CP1",
}, {
.dai_name = "dummy-aif2",
},
};
static struct snd_soc_dai_link smdk7570_cod9002x_dai[] = {
/* Playback and Recording */
{
.name = "smdk7570-cod9002x",
.stream_name = "i2s0-pri",
.codecs = codecs_ap0,
.num_codecs = ARRAY_SIZE(codecs_ap0),
.ops = &smdk7570_aif1_ops,
},
/* Deep buffer playback */
{
.name = "smdk7570-cod9002x-sec",
.cpu_dai_name = "samsung-i2s-sec",
.stream_name = "i2s0-sec",
.platform_name = "samsung-i2s-sec",
.codecs = codecs_ap0,
.num_codecs = ARRAY_SIZE(codecs_ap0),
.ops = &smdk7570_aif1_ops,
},
/* Voice Call */
{
.name = "cp",
.stream_name = "voice call",
.cpu_dai_name = "smdk7570 voice call",
.platform_name = "snd-soc-dummy",
.codecs = codecs_cp0,
.num_codecs = ARRAY_SIZE(codecs_cp0),
.ops = &smdk7570_aif2_ops,
.ignore_suspend = 1,
},
/* BT */
{
.name = "bt",
.stream_name = "bluetooth audio",
.cpu_dai_name = "smdk7570 BT",
.platform_name = "snd-soc-dummy",
.codecs = codecs_bt,
.num_codecs = ARRAY_SIZE(codecs_bt),
.ops = &smdk7570_aif3_ops,
.ignore_suspend = 1,
},
/* FM */
{
.name = "fm",
.stream_name = "FM audio",
.cpu_dai_name = "smdk7570 FM",
.platform_name = "snd-soc-dummy",
.codecs = codecs_fm,
.num_codecs = ARRAY_SIZE(codecs_fm),
.ops = &smdk7570_aif4_ops,
.ignore_suspend = 1,
},
/* AMP AP Interface */
{
.name = "smdk7570-cod9002x-amp",
.stream_name = "i2s1-pri",
.codecs = codecs_ap1,
.num_codecs = ARRAY_SIZE(codecs_ap1),
.ops = &smdk7570_aif5_ops,
},
/* AMP CP Interface */
{
.name = "cp-amp",
.stream_name = "voice call amp",
.cpu_dai_name = "smdk7570 voice call",
.platform_name = "snd-soc-dummy",
.codecs = codecs_cp1,
.num_codecs = ARRAY_SIZE(codecs_cp1),
.ops = &smdk7570_aif6_ops,
.ignore_suspend = 1,
},
/* SW MIXER1 Interface */
{
.name = "playback-eax0",
.stream_name = "eax0",
.cpu_dai_name = "samsung-eax.0",
.platform_name = "samsung-eax.0",
.codecs = codecs_ap0,
.num_codecs = ARRAY_SIZE(codecs_ap0),
.ops = &smdk7570_aif1_ops,
.ignore_suspend = 1,
},
/* SW MIXER2 Interface */
{
.name = "playback-eax1",
.stream_name = "eax1",
.cpu_dai_name = "samsung-eax.1",
.platform_name = "samsung-eax.1",
.codecs = codecs_ap0,
.num_codecs = ARRAY_SIZE(codecs_ap0),
.ops = &smdk7570_aif1_ops,
.ignore_suspend = 1,
},
/* SW MIXER3 Interface */
{
.name = "playback-eax2",
.stream_name = "eax2",
.cpu_dai_name = "samsung-eax.2",
.platform_name = "samsung-eax.2",
.codecs = codecs_ap0,
.num_codecs = ARRAY_SIZE(codecs_ap0),
.ops = &smdk7570_aif1_ops,
.ignore_suspend = 1,
},
/* SW MIXER4 Interface */
{
.name = "playback-eax3",
.stream_name = "eax3",
.cpu_dai_name = "samsung-eax.3",
.platform_name = "samsung-eax.3",
.codecs = codecs_ap0,
.num_codecs = ARRAY_SIZE(codecs_ap0),
.ops = &smdk7570_aif1_ops,
.ignore_suspend = 1,
},
};
static struct snd_soc_aux_dev audmixer_aux_dev[] = {
{
.init = audmixer_init,
},
};
static struct snd_soc_codec_conf audmixer_codec_conf[] = {
{
.name_prefix = "AudioMixer",
},
};
static struct snd_soc_card smdk7570_cod9002x_card = {
.name = "Smdk7570-I2S",
.owner = THIS_MODULE,
.dai_link = smdk7570_cod9002x_dai,
.num_links = ARRAY_SIZE(smdk7570_cod9002x_dai),
.controls = smdk7570_controls,
.num_controls = ARRAY_SIZE(smdk7570_controls),
.dapm_widgets = smdk7570_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(smdk7570_dapm_widgets),
.dapm_routes = smdk7570_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(smdk7570_dapm_routes),
.late_probe = smdk7570_late_probe,
.set_bias_level = smdk7570_set_bias_level,
.aux_dev = audmixer_aux_dev,
.num_aux_devs = ARRAY_SIZE(audmixer_aux_dev),
.codec_conf = audmixer_codec_conf,
.num_configs = ARRAY_SIZE(audmixer_codec_conf),
};
static int smdk7570_audio_probe(struct platform_device *pdev)
{
int n, ret;
struct device_node *np = pdev->dev.of_node;
struct device_node *cpu_np, *codec_np, *auxdev_np;
struct snd_soc_card *card = &smdk7570_cod9002x_card;
struct cod9002x_machine_priv *priv;
if (!np) {
dev_err(&pdev->dev, "Failed to get device node\n");
return -EINVAL;
}
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
card->dev = &pdev->dev;
card->num_links = 0;
ret = snd_soc_register_component(card->dev, &smdk7570_cmpnt,
smdk7570_ext_dai,
ARRAY_SIZE(smdk7570_ext_dai));
if (ret) {
dev_err(&pdev->dev, "Failed to register component: %d\n", ret);
return ret;
}
for (n = 0; n < ARRAY_SIZE(smdk7570_cod9002x_dai); n++) {
/* Skip parsing DT for fully formed dai links */
if (smdk7570_cod9002x_dai[n].platform_name &&
smdk7570_cod9002x_dai[n].codec_name) {
dev_dbg(card->dev,
"Skipping dt for populated dai link %s\n",
smdk7570_cod9002x_dai[n].name);
card->num_links++;
continue;
}
cpu_np = of_parse_phandle(np, "samsung,audio-cpu", n);
if (!cpu_np) {
dev_err(&pdev->dev,
"Property 'samsung,audio-cpu' missing\n");
break;
}
codec_np = of_parse_phandle(np, "samsung,audio-codec", n);
if (!codec_np) {
dev_err(&pdev->dev,
"Property 'samsung,audio-codec' missing\n");
break;
}
smdk7570_cod9002x_dai[n].codecs[1].of_node = codec_np;
if (!smdk7570_cod9002x_dai[n].cpu_dai_name)
smdk7570_cod9002x_dai[n].cpu_of_node = cpu_np;
if (!smdk7570_cod9002x_dai[n].platform_name)
smdk7570_cod9002x_dai[n].platform_of_node = cpu_np;
card->num_links++;
}
for (n = 0; n < ARRAY_SIZE(audmixer_aux_dev); n++) {
auxdev_np = of_parse_phandle(np, "samsung,auxdev", n);
if (!auxdev_np) {
dev_err(&pdev->dev,
"Property 'samsung,auxdev' missing\n");
return -EINVAL;
}
audmixer_aux_dev[n].codec_of_node = auxdev_np;
audmixer_codec_conf[n].of_node = auxdev_np;
}
snd_soc_card_set_drvdata(card, priv);
ret = snd_soc_register_card(card);
if (ret)
dev_err(&pdev->dev, "Failed to register card:%d\n", ret);
return ret;
}
static int smdk7570_audio_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
snd_soc_unregister_card(card);
return 0;
}
static const struct of_device_id smdk7570_cod9002x_of_match[] = {
{.compatible = "samsung,smdk7570-cod9002x",},
{},
};
MODULE_DEVICE_TABLE(of, smdk7570_cod9002x_of_match);
static struct platform_driver smdk7570_audio_driver = {
.driver = {
.name = "Smdk7570-audio",
.owner = THIS_MODULE,
.pm = &snd_soc_pm_ops,
.of_match_table = of_match_ptr(smdk7570_cod9002x_of_match),
},
.probe = smdk7570_audio_probe,
.remove = smdk7570_audio_remove,
};
module_platform_driver(smdk7570_audio_driver);
MODULE_DESCRIPTION("ALSA SoC Smdk7570 COD9002X");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:smdk7570-audio");
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