topology2: dmic-generic: add switch for LED control

Add a switch to gain widget for MIC mute LED control purpose. Use "DMIC_MUTE_LED=true" in cmake file to enable this feature. Signed-off-by: Brent Lu <[email protected]>
brentlu · Jan 18, 2024 · e0ed509 · e0ed509
1 parent 8d00ccf
commit e0ed509
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diff --git a/tools/topology/topology2/platform/intel/dmic-default.conf b/tools/topology/topology2/platform/intel/dmic-default.conf
@@ -36,4 +36,5 @@ Define {
 	DMIC_CORE_ID			0
 	PASSTHROUGH			"false"
 	DMIC_PIPELINE_PRIORITY		0
+	DMIC_MUTE_LED			"false"
 }
diff --git a/tools/topology/topology2/platform/intel/dmic-generic.conf b/tools/topology/topology2/platform/intel/dmic-generic.conf
@@ -142,6 +142,16 @@ IncludeByKey.PASSTHROUGH {
 					Object.Control.mixer.1 {
 						name '$DMIC0_PCM_NAME Capture Volume'
 					}
+					IncludeByKey.DMIC_MUTE_LED {
+					"true"	{
+							Object.Control.mixer.2 {
+								name '$DMIC0_PCM_NAME Capture Switch'
+
+								mute_led_use 		1
+								mute_led_direction	1
+							}
+						}
+					}
 				}
 
 				Object.Widget.module-copier."2" {