diff --git a/sys/dev/sound/pci/hda/hdaa_patches.c b/sys/dev/sound/pci/hda/hdaa_patches.c
--- a/sys/dev/sound/pci/hda/hdaa_patches.c
+++ b/sys/dev/sound/pci/hda/hdaa_patches.c
@@ -317,13 +317,14 @@
 			break;
 		}
 	} else if (id == HDA_CODEC_ALC257 &&
-	    (subid == LENOVO_L5AMD_SUBVENDOR ||
-	    subid == LENOVO_L5INTEL_SUBVENDOR ||
-	    subid == LENOVO_IDEAPAD3_SUBVENDOR)) {
+	    HDA_DEV_MATCH(LENOVO_ALL_SUBVENDOR, subid)) {
 		switch (nid) {
 		case 20:
 			patch_str = "as=1 seq=0";
 			break;
+		case 25:
+			patch_str = "as=2 seq=15";
+			break;
 		case 33:
 			patch_str = "as=1 seq=15";
 			break;
diff --git a/sys/dev/sound/pci/hda/hdac.h b/sys/dev/sound/pci/hda/hdac.h
--- a/sys/dev/sound/pci/hda/hdac.h
+++ b/sys/dev/sound/pci/hda/hdac.h
@@ -387,6 +387,7 @@
 #define	LENOVO_3000_SUBVENDOR	HDA_MODEL_CONSTRUCT(LENOVO, 0x384e)
 #define	LENOVO_IDEAPAD330_SUBVENDOR	HDA_MODEL_CONSTRUCT(LENOVO, 0x3808)
 #define	LENOVO_IDEAPAD3_SUBVENDOR	HDA_MODEL_CONSTRUCT(LENOVO, 0x3881)
+#define	LENOVO_L480_SUBVENDOR	HDA_MODEL_CONSTRUCT(LENOVO, 0x506a)
 #define LENOVO_ALL_SUBVENDOR	HDA_MODEL_CONSTRUCT(LENOVO, 0xffff)
 
 /* Samsung */