Merge branch 'arm/soc' into for-next

* arm/soc: (27 commits)
  ARM: ep93xx: remove MaverickCrunch support
  ARM: at91: pm: add sama7g5 shdwc
  ARM: at91: pm: add pm support for SAMA7G5
  ARM: at91: sama7: introduce sama7 SoC family
  ARM: at91: pm: add sama7g5's pmc
  ARM: at91: pm: add backup mode support for SAMA7G5
  ARM: at91: pm: save ddr phy calibration data to securam
  ARM: at91: pm: add sama7g5 ddr phy controller
  ARM: at91: pm: add sama7g5 ddr controller
  ARM: at91: pm: wait for ddr power mode off
  ARM: at91: pm: add support for 2.5V LDO regulator control
  ARM: at91: pm: add support for MCK1..4 save/restore for ulp modes
  ARM: at91: pm: add self-refresh support for sama7g5
  ARM: at91: ddr: add registers definitions for sama7g5's ddr
  ARM: at91: sfrbu: add sfrbu registers definitions for sama7g5
  ARM: at91: pm: add support for waiting MCK1..4
  ARM: at91: pm: s/CONFIG_SOC_SAM9X60/CONFIG_HAVE_AT91_SAM9X60_PLL/g
  ARM: at91: pm: avoid push and pop on stack while memory is in self-refersh
  ARM: at91: pm: use r7 instead of tmp1
  ARM: at91: pm: do not initialize pdev
  ...