Pull "First batch of DT changes for 4.2" from Nicolas Ferre:

- cleanup and addition of Overkiz boards
- at91sam9x5: pwm0 pinctrl definition
- delete deprecated mainck nodes

* tag 'at91-dt' of git://git.kernel.org/pub/scm/linux/kernel/git/nferre/linux-at91:
  ARM: at91/dt: drop deprecated mainck node from pmc
  ARM: at91/dt: add support for kizbox2
  ARM: at91/dt: add support for kizboxmini
  ARM: at91/dt: sam9x5: add pinctrl for pwm0
  ARM: at91/dt: at91-kizbox: update chosen node
  ARM: at91/dt: at91-kizbox: re-size nand partitions
  ARM: at91/dt: at91-kizbox: leds related changes
  ARM: at91/dt: at91-kizbox: gpio-keys related changes
  ARM: at91/dt: at91-kizbox: user proper serial uart
  ARM: at91/dt: at91-kizbox: sanitize file
  ARM: at91/dt: kizbox: rename to at91-kizbox