diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 3413644dff1e..fd4c32a031c9 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -956,7 +956,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
 	  laptop-automute 2-channel with EAPD and HP-automute (Lenovo N100)
 	  ultra		2-channel with EAPD (Samsung Ultra tablet PC)
 
-	AD1988
+	AD1988/AD1988B/AD1989A/AD1989B
 	  6stack	6-jack
 	  6stack-dig	ditto with SPDIF
 	  3stack	3-jack
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 2befeebd909e..f486eb16a386 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -2142,6 +2142,10 @@ static struct snd_kcontrol_new ad1988_spdif_in_mixers[] = {
 	{ } /* end */
 };
 
+static struct snd_kcontrol_new ad1989_spdif_out_mixers[] = {
+	HDA_CODEC_VOLUME("IEC958 Playback Volume", 0x1b, 0x0, HDA_OUTPUT),
+	{ } /* end */
+};
 
 /*
  * initialization verbs
@@ -2242,6 +2246,13 @@ static struct hda_verb ad1988_spdif_init_verbs[] = {
 	{ }
 };
 
+/* AD1989 has no ADC -> SPDIF route */
+static struct hda_verb ad1989_spdif_init_verbs[] = {
+	/* SPDIF out pin */
+	{0x1b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE | 0x27}, /* 0dB */
+	{ }
+};
+
 /*
  * verbs for 3stack (+dig)
  */
@@ -2949,10 +2960,19 @@ static int patch_ad1988(struct hda_codec *codec)
 	spec->mixers[spec->num_mixers++] = ad1988_capture_mixers;
 	spec->init_verbs[spec->num_init_verbs++] = ad1988_capture_init_verbs;
 	if (spec->multiout.dig_out_nid) {
-		spec->mixers[spec->num_mixers++] = ad1988_spdif_out_mixers;
-		spec->init_verbs[spec->num_init_verbs++] = ad1988_spdif_init_verbs;
+		if (codec->vendor_id >= 0x11d4989a) {
+			spec->mixers[spec->num_mixers++] =
+				ad1989_spdif_out_mixers;
+			spec->init_verbs[spec->num_init_verbs++] =
+				ad1989_spdif_init_verbs;
+		} else {
+			spec->mixers[spec->num_mixers++] =
+				ad1988_spdif_out_mixers;
+			spec->init_verbs[spec->num_init_verbs++] =
+				ad1988_spdif_init_verbs;
+		}
 	}
-	if (spec->dig_in_nid)
+	if (spec->dig_in_nid && codec->vendor_id < 0x11d4989a)
 		spec->mixers[spec->num_mixers++] = ad1988_spdif_in_mixers;
 
 	codec->patch_ops = ad198x_patch_ops;
@@ -4184,5 +4204,7 @@ struct hda_codec_preset snd_hda_preset_analog[] = {
 	{ .id = 0x11d41986, .name = "AD1986A", .patch = patch_ad1986a },
 	{ .id = 0x11d41988, .name = "AD1988", .patch = patch_ad1988 },
 	{ .id = 0x11d4198b, .name = "AD1988B", .patch = patch_ad1988 },
+	{ .id = 0x11d4989a, .name = "AD1989A", .patch = patch_ad1988 },
+	{ .id = 0x11d4989b, .name = "AD1989B", .patch = patch_ad1988 },
 	{} /* terminator */
 };