aarch64: enable access to TCR2_ELx

Allow access the TCR2_ELx register which provides extended translation
controls similar to TCR_ELx.

Initialise these registers to a value of 0.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
2 files changed