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ASoC: qcom: Add driver support for ALC5682I-VS

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Add Machine driver support for ALC5682I-VS codec.

Signed-off-by: Judy Hsiao <judyhsiao@chromium.org>
Link: https://lore.kernel.org/r/20220331084201.62815-1-judyhsiao@chromium.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Judy Hsiao 2022-03-31 16:42:01 +08:00 committed by Mark Brown
parent 290186e14c
commit c5198db82d
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 109 additions and 0 deletions
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2
sound/soc/qcom/Kconfig
View File

@ -197,6 +197,8 @@ config SND_SOC_SC7280
select SND_SOC_LPASS_MACRO_COMMON
imply SND_SOC_LPASS_RX_MACRO
imply SND_SOC_LPASS_TX_MACRO
select SND_SOC_RT5682_I2C
select SND_SOC_RT5682S
help
Add support for audio on Qualcomm Technologies Inc.
SC7280 SoC-based systems.

107
sound/soc/qcom/sc7280.c
View File

@ -12,14 +12,21 @@
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/soc.h>
#include <sound/rt5682s.h>
#include <linux/soundwire/sdw.h>
#include "../codecs/rt5682.h"
#include "../codecs/rt5682s.h"
#include "common.h"
#include "lpass.h"
#define DEFAULT_MCLK_RATE 19200000
#define RT5682_PLL1_FREQ (48000 * 512)
struct sc7280_snd_data {
struct snd_soc_card card;
struct sdw_stream_runtime *sruntime[LPASS_MAX_PORTS];
u32 pri_mi2s_clk_count;
struct snd_soc_jack hs_jack;
struct snd_soc_jack hdmi_jack;
bool jack_setup;
@ -69,6 +76,7 @@ static int sc7280_headset_init(struct snd_soc_pcm_runtime *rtd)
pdata->jack_setup = true;
}
switch (cpu_dai->id) {
case MI2S_PRIMARY:
case LPASS_CDC_DMA_RX0:
case LPASS_CDC_DMA_TX3:
for_each_rtd_codec_dais(rtd, i, codec_dai) {
@ -110,11 +118,51 @@ static int sc7280_hdmi_init(struct snd_soc_pcm_runtime *rtd)
return snd_soc_component_set_jack(component, &pdata->hdmi_jack, NULL);
}
static int sc7280_rt5682_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
struct snd_soc_card *card = rtd->card;
struct sc7280_snd_data *data = snd_soc_card_get_drvdata(card);
int ret;
if (++data->pri_mi2s_clk_count == 1) {
snd_soc_dai_set_sysclk(cpu_dai,
LPASS_MCLK0,
DEFAULT_MCLK_RATE,
SNDRV_PCM_STREAM_PLAYBACK);
}
snd_soc_dai_set_fmt(codec_dai,
SND_SOC_DAIFMT_CBC_CFC |
SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_I2S);
ret = snd_soc_dai_set_pll(codec_dai, RT5682S_PLL1, RT5682S_PLL_S_BCLK1,
1536000, RT5682_PLL1_FREQ);
if (ret) {
dev_err(rtd->dev, "can't set codec pll: %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, RT5682S_SCLK_S_PLL1,
RT5682_PLL1_FREQ,
SND_SOC_CLOCK_IN);
if (ret) {
dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n",
ret);
return ret;
}
return 0;
}
static int sc7280_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
switch (cpu_dai->id) {
case MI2S_PRIMARY:
case LPASS_CDC_DMA_TX3:
return sc7280_headset_init(rtd);
case LPASS_CDC_DMA_RX0:
@ -227,10 +275,66 @@ static int sc7280_snd_hw_free(struct snd_pcm_substream *substream)
return 0;
}
static void sc7280_snd_shutdown(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_card *card = rtd->card;
struct sc7280_snd_data *data = snd_soc_card_get_drvdata(card);
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
switch (cpu_dai->id) {
case MI2S_PRIMARY:
if (--data->pri_mi2s_clk_count == 0) {
snd_soc_dai_set_sysclk(cpu_dai,
LPASS_MCLK0,
0,
SNDRV_PCM_STREAM_PLAYBACK);
}
break;
case MI2S_SECONDARY:
break;
case LPASS_DP_RX:
break;
default:
dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
cpu_dai->id);
break;
}
}
static int sc7280_snd_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
int ret = 0;
switch (cpu_dai->id) {
case MI2S_PRIMARY:
ret = sc7280_rt5682_init(rtd);
break;
case MI2S_SECONDARY:
break;
case LPASS_DP_RX:
break;
default:
dev_err(rtd->dev, "%s: invalid dai id 0x%x\n", __func__,
cpu_dai->id);
return -EINVAL;
}
return ret;
}
static const struct snd_soc_ops sc7280_ops = {
.startup = sc7280_snd_startup,
.hw_params = sc7280_snd_hw_params,
.hw_free = sc7280_snd_hw_free,
.prepare = sc7280_snd_prepare,
.shutdown = sc7280_snd_shutdown,
};
static const struct snd_soc_dapm_widget sc7280_snd_widgets[] = {
SND_SOC_DAPM_HP("Headphone Jack", NULL),
SND_SOC_DAPM_MIC("Headset Mic", NULL),
};
static int sc7280_snd_platform_probe(struct platform_device *pdev)
@ -252,6 +356,9 @@ static int sc7280_snd_platform_probe(struct platform_device *pdev)
card->driver_name = "SC7280";
card->dev = dev;
card->dapm_widgets = sc7280_snd_widgets;
card->num_dapm_widgets = ARRAY_SIZE(sc7280_snd_widgets);
ret = qcom_snd_parse_of(card);
if (ret)
return ret;