Merge tag 'at91-dt' of git://github.com/at91linux/linux-at91 into next/dt

From Nicolas Ferre:

Big DT-centric update for AT91:
- Calao boards update, removal of one board C file and
  associated defconfig, Kconfig Makefile lines
- several Acme boards updates
- addition of watchdog, uart and pinctrl descriptions for
  several products
- modification of RTC compatible string for 9x5 family

* tag 'at91-dt' of git://github.com/at91linux/linux-at91: (21 commits)
  ARM: at91/dt: add pinctrl definition for at91 tc blocks
  ARM: at91/dts: add the watchdog nodes for at91 boards
  ARM: at91/dtsi: add the watchdog nodes for at91 SoC
  ARM: at91: drop non DT: Calao USB-A96x
  ARM: at91: dt: add Calao USB-A9G20 low power version
  ARM: at91: dt: usb-a9263: add dataflash support
  ARM: at91: dt: usb-a9263: update shutdown controller
  ARM: at91: dt: usb-a9260: update shutdown controller
  ARM: at91: dt: sam9260: add i2c gpio pinctrl
  ARM: at91: switch Fox G20 board .dts to pre-processor defines
  ARM: at91: add Acme Systems Fox G20 board
  ARM: at91/at91-ariag25.dts: UART0/1 nodes are disabled
  ARM: at91/at91sam9x5.dtsi: add UART0/1 nodes
  ARM: at91/at91-ariag25.dts: add RTC node
  ARM: at91: at91sam9x5 RTC is not compatible with at91rm9200 one
  ARM: at91: udpate defconfigs
  ARM: at91: dt: switch to standard IRQ flag defines
  ARM: at91: dt: switch to pinctrl to pre-processor
  ARM: at91: dt: add pinctrl pre-processor define
  ARM: at91: dt: switch to standard GPIO flag defines.
  ...

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