Comment 6 for bug 1078924

http://en.community.dell.com/support-forums/laptop/f/3517/t/19406449.aspx

does e6520 support dock station ?

Node 0x0a [Pin Complex] wcaps 0x400583: Stereo Amp-In
  Control: name="Mic Jack Mode", index=0, device=0
    ControlAmp: chs=0, dir=In, idx=0, ofs=0
  Control: name="Mic Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Mic Jack", index=0, device=0
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Pincap 0x0001173c: IN OUT HP EAPD Detect
    Vref caps: HIZ 50 GRD 80
  EAPD 0x2: EAPD
  Pin Default 0x03a11020: [Jack] Mic at Ext Left
    Conn = 1/8, Color = Black
    DefAssociation = 0x2, Sequence = 0x0
  Pin-ctls: 0x22: IN VREF_GRD
  Unsolicited: tag=03, enabled=1
  Power: setting=D0, actual=D0
  Connection: 3
     0x13* 0x14 0x1c

Node 0x0f [Pin Complex] wcaps 0x400483: Stereo Amp-In
  Control: name="Dock Mic Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Control: name="Dock Mic Jack", index=0, device=0
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Pincap 0x00000024: IN Detect
  Pin Default 0x23a1102e: [Jack] Mic at Sep Left
    Conn = 1/8, Color = Black
    DefAssociation = 0x2, Sequence = 0xe
  Pin-ctls: 0x20: IN
  Unsolicited: tag=04, enabled=1
  Power: setting=D0, actual=D0

Node 0x11 [Pin Complex] wcaps 0x400483: Stereo Amp-In
  Control: name="Internal Mic Capture Volume", index=0, device=0
    ControlAmp: chs=3, dir=In, idx=0, ofs=0
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Pincap 0x00000024: IN Detect
  Pin Default 0xd5a30130: [Both] Mic at Int Top
    Conn = ATAPI, Color = Unknown
    DefAssociation = 0x3, Sequence = 0x0
    Misc = NO_PRESENCE
  Pin-ctls: 0x20: IN
  Unsolicited: tag=00, enabled=0
  Power: setting=D0, actual=D0
Node 0x12 [Vendor Defined Widget] wcaps 0xf00503: Stereo Amp-In
  Amp-In caps: N/A
  Amp-In vals: [0x00 0x00]
  Power: setting=D0, actual=D0
  Connection: 1
     0x20