powerpc/44x: Update Glacier dts

Sync Glacier dts with latest Canyonlands version:

- Add l2 cache support
- Add NDFC support
- Add RTC support
- Add AD7414 hwmon support
- Change EMAC compatible node from emac4 to emac4sync and correct the
  register size
- Add support for ISA holes on 4xx PCI/X/E
  (as done in Benjamin Herrenschmidt's patch for Canyonlands)
- Add Crypto device node

Signed-off-by: Stefan Roese <sr@denx.de>
Cc: Josh Boyer <jwboyer@linux.vnet.ibm.com>
Signed-off-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>