3stack-digout 3-jack in back, a HP out and a SPDIF out
          5stack        5-jack in back, 2-jack in front
          5stack-digout 5-jack in back, 2-jack in front, a SPDIF out
+         6stack        6-jack in back, 2-jack in front
+         6stack-digout 6-jack with a SPDIF out
          w810          3-jack
          z71v          3-jack (HP shared SPDIF)
          asus          3-jack
          uniwill       3-jack
          F1734         2-jack
+         test          for testing/debugging purpose, almost all controls can be
+                       adjusted.  Appearing only when compiled with
+                       $CONFIG_SND_DEBUG=y
 
        CMI9880
          minimal       3-jack in back
 
        ALC880_W810,
        ALC880_Z71V,
        ALC880_AUTO,
+       ALC880_6ST,
        ALC880_6ST_DIG,
        ALC880_F1734,
        ALC880_ASUS,
        { .modelname = "z71v", .config = ALC880_Z71V },
        { .pci_subvendor = 0x1043, .pci_subdevice = 0x1964, .config = ALC880_Z71V },
 
-       { .modelname = "6statack-digout", .config = ALC880_6ST_DIG },
+       { .modelname = "6stack", .config = ALC880_6ST },
+
+       { .modelname = "6stack-digout", .config = ALC880_6ST_DIG },
        { .pci_subvendor = 0x2668, .pci_subdevice = 0x8086, .config = ALC880_6ST_DIG },
        { .pci_subvendor = 0x8086, .pci_subdevice = 0x2668, .config = ALC880_6ST_DIG },
        { .pci_subvendor = 0x1462, .pci_subdevice = 0x1150, .config = ALC880_6ST_DIG },
                .channel_mode = alc880_fivestack_modes,
                .input_mux = &alc880_capture_source,
        },
+       [ALC880_6ST] = {
+               .mixers = { alc880_six_stack_mixer },
+               .init_verbs = { alc880_volume_init_verbs, alc880_pin_6stack_init_verbs },
+               .num_dacs = ARRAY_SIZE(alc880_6st_dac_nids),
+               .dac_nids = alc880_6st_dac_nids,
+               .num_channel_mode = ARRAY_SIZE(alc880_sixstack_modes),
+               .channel_mode = alc880_sixstack_modes,
+               .input_mux = &alc880_6stack_capture_source,
+       },
        [ALC880_6ST_DIG] = {
                .mixers = { alc880_six_stack_mixer },
                .init_verbs = { alc880_volume_init_verbs, alc880_pin_6stack_init_verbs },