usb: misc: usb3503: Support operation with no I2C control
authorMark Brown <broonie@linaro.org>
Fri, 9 Aug 2013 10:41:58 +0000 (11:41 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 12 Aug 2013 19:20:27 +0000 (12:20 -0700)
commit3f0d1c67fa20d524fdcb4a7dcda19ed76c59be44
treef0d9cefc79b8c7033b39194332cfac68e4709358
parente5162d40b90e3e2e01aadcac9d4f151ecb9ee051
usb: misc: usb3503: Support operation with no I2C control

Refactor so that register writes for configuration are only performed if
the device has a regmap provided and also register as a platform driver.
This allows the driver to be used to manage GPIO based control of the
device.

Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: devicetree@vger.kernel.org
Reviewed-by: Dongjin Kim <tobetter@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Documentation/devicetree/bindings/usb/usb3503.txt
drivers/usb/misc/usb3503.c