ARM: pl310: Add macro's for handling tag and data latency mask

Add the PL310 macros for latency control setup, read and write bits.

Reviewed-by: Marek Vasut <marex@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
1 file changed