From: Ben Zhang benzh@chromium.org
This link is needed for the RT5677 DSP to do hotwording
Signed-off-by: Ben Zhang benzh@chromium.org Signed-off-by: Curtis Malainey cujomalainey@chromium.org --- sound/soc/intel/boards/bdw-rt5677.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/sound/soc/intel/boards/bdw-rt5677.c b/sound/soc/intel/boards/bdw-rt5677.c index 4a4d3353e26d..eeb9a11e4e14 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 +259,12 @@ 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_DEFS(dsp, + DAILINK_COMP_ARRAY(COMP_CPU("spi-RT5677AA:00")), + DAILINK_COMP_ARRAY(COMP_CODEC("i2c-RT5677CE:00", "rt5677-dspbuffer")), + DAILINK_COMP_ARRAY(COMP_PLATFORM("spi-RT5677AA:00"))); + static struct snd_soc_dai_link bdw_rt5677_dais[] = { /* Front End DAI links */ { @@ -276,6 +283,13 @@ 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(dsp), + }, + /* Back End DAI links */ { /* SSP0 - Codec */