Merge branch 'depends/gpio-devel' into next/soc

This is required for some of the clps711x series, so we're bringing in
the dependency explicitly.

By Linus Walleij (5) and others
via Linus Walleij
* depends/gpio-devel:
  GPIO: clps711x: use platform_device_unregister in gpio_clps711x_init()
  gpio/tc3589x: convert to use the simple irqdomain
  gpio/em: convert to linear IRQ domain
  gpio/mvebu: convert to use irq_domain_add_simple()
  gpio/tegra: convert to use linear irqdomain
  gpiolib: unlock on error in gpio_export()
  gpiolib: add gpio get direction callback support
  GPIO: clps711x: Fix direction logic for PORTD
  GPIO: clps711x: Fix return value for gpio_clps711x_get
  gpiolib: Refactor gpio_export
  GPIO: vt8500: Add extended gpio bank for WM8505/WM8650
  gpio: clps711x: delete local <mach/gpio.h> header
  GPIO: Add support for GPIO on CLPS711X-target platform
  DA9055 GPIO driver
  gpio/gpio-omap: Use existing pointer to struct device
  gpio/gpio-pl061: Covert to use devm_* functions

Signed-off-by: Olof Johansson <olof@lixom.net>