[alsa-devel] [PATCH v2 10/12] ASoC: bdw-rt5677: Turn on MCLK1 for DSP via DAPM

Curtis Malainey cujomalainey at chromium.org
Fri Oct 18 22:04:47 CEST 2019


The RT5677 DSP needs the I2S MCLK1 to run its DSP. Add a dapm route to
SSP0 CODEC IN so the clock is turned on automatically when the DSP is
turned on.

Signed-off-by: Curtis Malainey <cujomalainey at chromium.org>
---
 sound/soc/intel/boards/bdw-rt5677.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sound/soc/intel/boards/bdw-rt5677.c b/sound/soc/intel/boards/bdw-rt5677.c
index eeb9a11e4e14d..b2475e3eff7b4 100644
--- a/sound/soc/intel/boards/bdw-rt5677.c
+++ b/sound/soc/intel/boards/bdw-rt5677.c
@@ -75,6 +75,10 @@ static const struct snd_soc_dapm_route bdw_rt5677_map[] = {
 	{"SSP0 CODEC IN", NULL, "AIF1 Capture"},
 	{"AIF1 Playback", NULL, "SSP0 CODEC OUT"},
 	{"DSP Capture", NULL, "DSP Buffer"},
+
+	/* DSP Clock Connections */
+	{ "DSP Buffer", NULL, "SSP0 CODEC IN" },
+	{ "SSP0 CODEC IN", NULL, "DSPTX" },
 };
 
 static const struct snd_kcontrol_new bdw_rt5677_controls[] = {
-- 
2.23.0.866.gb869b98d4c-goog



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