From: Ben Zhang <benzh@xxxxxxxxxxxx>
This link is needed for the RT5677 DSP to do hotwording
Signed-off-by: Ben Zhang <benzh@xxxxxxxxxxxx>
Signed-off-by: Curtis Malainey <cujomalainey@xxxxxxxxxxxx>
---
sound/soc/intel/boards/bdw-rt5677.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/sound/soc/intel/boards/bdw-rt5677.c b/sound/soc/intel/boards/bdw-rt5677.c
index 4a4d3353e26d..a02622fae035 100644
--- a/sound/soc/intel/boards/bdw-rt5677.c
+++ b/sound/soc/intel/boards/bdw-rt5677.c
@@ -74,6 +74,7 @@ static const struct snd_soc_dapm_route bdw_rt5677_map[] = {
/* CODEC BE connections */
{"SSP0 CODEC IN", NULL, "AIF1 Capture"},
{"AIF1 Playback", NULL, "SSP0 CODEC OUT"},
+ {"DSP Capture", NULL, "DSP Buffer"},
};
static const struct snd_kcontrol_new bdw_rt5677_controls[] = {
@@ -258,6 +259,16 @@ SND_SOC_DAILINK_DEF(platform,
SND_SOC_DAILINK_DEF(be,
DAILINK_COMP_ARRAY(COMP_CODEC("i2c-RT5677CE:00", "rt5677-aif1")));
+/* Wake on voice interface */
+SND_SOC_DAILINK_DEF(fe_dsp,
+ DAILINK_COMP_ARRAY(COMP_CPU("spi-RT5677AA:00")));
+
+SND_SOC_DAILINK_DEF(platform_dsp,
+ DAILINK_COMP_ARRAY(COMP_PLATFORM("spi-RT5677AA:00")));
+
+SND_SOC_DAILINK_DEF(be_dsp,
+ DAILINK_COMP_ARRAY(COMP_CODEC("i2c-RT5677CE:00", "rt5677-dspbuffer")));
+
static struct snd_soc_dai_link bdw_rt5677_dais[] = {
/* Front End DAI links */
{
@@ -276,6 +287,13 @@ static struct snd_soc_dai_link bdw_rt5677_dais[] = {
SND_SOC_DAILINK_REG(fe, dummy, platform),
},
+ /* Non-DPCM links */
+ {
+ .name = "Codec DSP",
+ .stream_name = "Wake on Voice",
+ SND_SOC_DAILINK_REG(fe_dsp, be_dsp, platform_dsp),
+ },
+
/* Back End DAI links */
{
/* SSP0 - Codec */
--
2.23.0.187.g17f5b7556c-goog
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