Merge tag 'extcon-for-3.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo...

Merge tag 'extcon-for-3.9' of git://git./linux/kernel/git/chanwoo/extcon into char-misc-next

Chanwoo writes:
  This is patch set of extcon for v3.9.

  Update to max77693/max8997 extcon driver:
  - Using MHL_TA cable for charging.
  - Support JIG cable.
  - Support Dock-Audio device for playing music and button of device.
  - Support Dock-Smart device for desktop mode with mouse/keyboard.
  - Set default UART/USB path on probe().
  - Check the state/type of cable after completing initialization.
  - Code clean to remove duplicate code and bug fix related to sequence of interrupt.
  - Fix irq_flag of max8997/max77693 driver.

  Update to arizona extcon driver:
  - Headphone measurements.
  - Alternative detection mechanism for non-default system designs.
  - Microphone clamp integration.
  - Support for additional detection pin.
  - MICBIAS rise time configuration.