For whatever reason, every single operation on the PL061 looked for an "Initialized" flag, and manually called the initialization function if not set. Move this to a single call on protocol installation. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org> Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Reviewed-by: Ryan Harkin <ryan.harkin@linaro.org>