Reset controller changes for v4.15

- add ARC AX10x support,
  merged from a separate branch that is also included in the ARC tree
- add Stratix10 support via socfpga
- unify socfpga, stm32, sunxi, and zx2967 into simple-reset driver
- add Meson GX reset level control and remove an unneeded check
- add Uniphier PXs3 and ethernet reset controls
- add MT7622 reset control dt-bindings header
-----BEGIN PGP SIGNATURE-----
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=yCoy
-----END PGP SIGNATURE-----