Add Machine driver support for ALC5682I-VS codec.
Signed-off-by: Judy Hsiao <judyhsiao@xxxxxxxxxxxx>
---
sound/soc/qcom/Kconfig | 2 +
sound/soc/qcom/sc7280.c | 104 ++++++++++++++++++++++++++++++++++++++++
2 files changed, 106 insertions(+)
diff --git a/sound/soc/qcom/Kconfig b/sound/soc/qcom/Kconfig
index 28d0dfb4033c..750653404ba3 100644
--- a/sound/soc/qcom/Kconfig
+++ b/sound/soc/qcom/Kconfig
@@ -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.
diff --git a/sound/soc/qcom/sc7280.c b/sound/soc/qcom/sc7280.c
index bd0bf9c8cb28..a3e6f61e92cb 100644
--- a/sound/soc/qcom/sc7280.c
+++ b/sound/soc/qcom/sc7280.c
@@ -12,14 +12,20 @@
#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 +75,7 @@ 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 +117,49 @@ 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_CBS_CFS |
+ 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 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 +272,66 @@ 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 +353,9 @@ 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;
--
2.35.1.1021.g381101b075-goog
