This device-tree pxa update brings :
 - various fixes from Daniel (W=12 issues mainly)
 - support for the first pxa3xx devicetree pxa board

* tag 'pxa-dt-4.21' of https://github.com/rjarzmik/linux:
  ARM: dts: pxa3xx: Add Raumfeld DTS files
  ARM: dts: pxa: clean up USB controller nodes
  ARM: dts: pxa3xx: clean up pxa3xx clock controller node name
  ARM: dts: pxa3xx: order timer and gcu nodes under /pxabus
  ARM: dts: pxa2xx: fix hwuart memory range
  ARM: dts: pxa3xx: drop #address-cells and #size-cells from pinctrl node
  ARM: dts: pxa2xx: drop #address-cells and #size-cells from /cpus
  ARM: dts: pxa3xx: add gcu node
Signed-off-by: Olof Johansson <olof@lixom.net>