In newer platforms max98388 codec as amplifier codec. Add support for
maxim codec in generic machine driver.
Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@xxxxxxx>
---
sound/soc/amd/acp/Kconfig | 1 +
sound/soc/amd/acp/acp-mach-common.c | 100 ++++++++++++++++++++++++++++
sound/soc/amd/acp/acp-mach.h | 1 +
3 files changed, 102 insertions(+)
diff --git a/sound/soc/amd/acp/Kconfig b/sound/soc/amd/acp/Kconfig
index a68bbe106b73..d7f1c3c90484 100644
--- a/sound/soc/amd/acp/Kconfig
+++ b/sound/soc/amd/acp/Kconfig
@@ -62,6 +62,7 @@ config SND_SOC_AMD_MACH_COMMON
select SND_SOC_RT5682S
select SND_SOC_NAU8825
select SND_SOC_NAU8821
+ select SND_SOC_MAX98388
help
This option enables common Machine driver module for ACP.
diff --git a/sound/soc/amd/acp/acp-mach-common.c b/sound/soc/amd/acp/acp-mach-common.c
index 48abb8e9665d..ff5cbc4a6427 100644
--- a/sound/soc/amd/acp/acp-mach-common.c
+++ b/sound/soc/amd/acp/acp-mach-common.c
@@ -36,6 +36,7 @@ static struct snd_soc_jack vg_headset;
#define NAU8821_CODEC_DAI "nau8821-hifi"
#define NAU8821_BCLK 1536000
#define NAU8821_FREQ_OUT 12288000
+#define MAX98388_CODEC_DAI "max98388-aif1"
#define TDM_MODE_ENABLE 1
@@ -666,6 +667,97 @@ static const struct snd_soc_ops acp_card_maxim_ops = {
.hw_params = acp_card_maxim_hw_params,
};
+SND_SOC_DAILINK_DEF(max98388,
+ DAILINK_COMP_ARRAY(COMP_CODEC("i2c-ADS8388:00", "max98388-aif1"),
+ COMP_CODEC("i2c-ADS8388:01", "max98388-aif1")));
+
+static const struct snd_soc_dapm_widget max98388_widgets[] = {
+ SND_SOC_DAPM_SPK("SPK", NULL),
+};
+
+static const struct snd_soc_dapm_route max98388_map[] = {
+ { "SPK", NULL, "Left BE_OUT" },
+ { "SPK", NULL, "Right BE_OUT" },
+};
+
+static struct snd_soc_codec_conf max98388_conf[] = {
+ {
+ .dlc = COMP_CODEC_CONF("i2c-ADS8388:00"),
+ .name_prefix = "Left",
+ },
+ {
+ .dlc = COMP_CODEC_CONF("i2c-ADS8388:01"),
+ .name_prefix = "Right",
+ },
+};
+
+static const unsigned int max98388_format[] = {16};
+
+static struct snd_pcm_hw_constraint_list constraints_sample_bits_max = {
+ .list = max98388_format,
+ .count = ARRAY_SIZE(max98388_format),
+};
+
+static int acp_card_max98388_startup(struct snd_pcm_substream *substream)
+{
+ struct snd_pcm_runtime *runtime = substream->runtime;
+
+ runtime->hw.channels_max = DUAL_CHANNEL;
+ snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
+ &constraints_channels);
+ snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
+ &constraints_rates);
+ snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_SAMPLE_BITS,
+ &constraints_sample_bits_max);
+
+ return 0;
+}
+
+static int acp_card_max98388_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_card *card = rtd->card;
+ struct acp_card_drvdata *drvdata = card->drvdata;
+ int ret;
+
+ if (drvdata->amp_codec_id != MAX98388)
+ return -EINVAL;
+
+ ret = snd_soc_dapm_new_controls(&card->dapm, max98388_widgets,
+ ARRAY_SIZE(max98388_widgets));
+
+ if (ret) {
+ dev_err(rtd->dev, "unable to add widget dapm controls, ret %d\n", ret);
+ /* Don't need to add routes if widget addition failed */
+ return ret;
+ }
+ return snd_soc_dapm_add_routes(&rtd->card->dapm, max98388_map,
+ ARRAY_SIZE(max98388_map));
+}
+
+static int acp_max98388_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 *codec_dai =
+ snd_soc_card_get_codec_dai(card,
+ MAX98388_CODEC_DAI);
+ int ret;
+
+ ret = snd_soc_dai_set_fmt(codec_dai,
+ SND_SOC_DAIFMT_CBS_CFS | SND_SOC_DAIFMT_I2S |
+ SND_SOC_DAIFMT_NB_NF);
+ if (ret < 0)
+ return ret;
+
+ return ret;
+}
+
+static const struct snd_soc_ops acp_max98388_ops = {
+ .startup = acp_card_max98388_startup,
+ .hw_params = acp_max98388_hw_params,
+};
+
/* Declare nau8825 codec components */
SND_SOC_DAILINK_DEF(nau8825,
DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10508825:00", "nau8825-hifi")));
@@ -1174,6 +1266,14 @@ int acp_sofdsp_dai_links_create(struct snd_soc_card *card)
links[i].ops = &acp_card_maxim_ops;
links[i].init = acp_card_maxim_init;
}
+ if (drv_data->amp_codec_id == MAX98388) {
+ links[i].codecs = max98388;
+ links[i].num_codecs = ARRAY_SIZE(max98388);
+ links[i].ops = &acp_max98388_ops;
+ links[i].init = acp_card_max98388_init;
+ card->codec_conf = max98388_conf;
+ card->num_configs = ARRAY_SIZE(max98388_conf);
+ }
if (drv_data->amp_codec_id == RT1019) {
links[i].codecs = rt1019;
links[i].num_codecs = ARRAY_SIZE(rt1019);
diff --git a/sound/soc/amd/acp/acp-mach.h b/sound/soc/amd/acp/acp-mach.h
index f2b44a6189a6..2b3ec6594023 100644
--- a/sound/soc/amd/acp/acp-mach.h
+++ b/sound/soc/amd/acp/acp-mach.h
@@ -42,6 +42,7 @@ enum codec_endpoints {
RT5682S,
NAU8825,
NAU8821,
+ MAX98388,
};
enum platform_end_point {
--
2.25.1
