Merge changes Ie594b535,Ifa444dd5,Ie93e7fcc,I302cff20,I0f6c1cad, ... into integration

Merge changes Ie594b535,Ifa444dd5,Ie93e7fcc,I302cff20,I0f6c1cad, ... into integration

* changes:
  rcar_gen3: drivers: pfc: Move PFC drivers out of staging
  rcar_gen3: drivers: pfc: Checkpatch cleanup
  rcar_gen3: drivers: pfc: V3M: Fix camel case
  rcar_gen3: drivers: pfc: V3M: Drop forward declarations
  rcar_gen3: drivers: pfc: V3M: Switch to BIT() macro
  rcar_gen3: drivers: pfc: V3M: Checkpatch cleanup
  rcar_gen3: drivers: pfc: V3M: Switch to common register header file
  rcar_gen3: drivers: pfc: E3: Drop pfc_reg_write() forward declaration
  rcar_gen3: drivers: pfc: E3: Switch to BIT() macro
  rcar_gen3: drivers: pfc: E3: Checkpatch cleanup
  rcar_gen3: drivers: pfc: E3: Switch to common register header file
  rcar_gen3: drivers: pfc: D3: Switch to BIT() macro
  rcar_gen3: drivers: pfc: D3: Drop unused macros
  rcar_gen3: drivers: pfc: D3: Checkpatch cleanup
  rcar_gen3: drivers: pfc: D3: Switch to common register header file
  rcar_gen3: drivers: pfc: M3N: Drop forward declarations
  rcar_gen3: drivers: pfc: M3N: Switch to BIT() macro
  rcar_gen3: drivers: pfc: M3N: Checkpatch cleanup
  rcar_gen3: drivers: pfc: M3N: Switch to common register header file
  rcar_gen3: drivers: pfc: M3W: Fix camel case
  rcar_gen3: drivers: pfc: M3W: Drop forward declarations
  rcar_gen3: drivers: pfc: M3W: Switch to BIT() macro
  rcar_gen3: drivers: pfc: M3W: Checkpatch cleanup
  rcar_gen3: drivers: pfc: M3W: Switch to common register header file
  rcar_gen3: drivers: pfc: H3: Drop pfc_reg_write() forward declaration
  rcar_gen3: drivers: pfc: H3: Switch to BIT() macro
  rcar_gen3: drivers: pfc: H3: Drop unused macros
  rcar_gen3: drivers: pfc: H3: Checkpatch cleanup
  rcar_gen3: drivers: pfc: H3: Switch to common register header file
  rcar_gen3: drivers: pfc: Introduce common register header file
  rcar_gen3: drivers: pfc: D3: Drop unused M3W check