arm64/sysreg: Remove unused define ARM64_FEATURE_FIELD_BITS

The define ARM64_FEATURE_FIELD_BITS is now unused and feature id
fields don't always have 4 bits. Remove it.

Signed-off-by: Ben Horgan <ben.horgan@arm.com>
Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Ben Horgan 2025-11-25 10:27:32 +00:00 • committed by Catalin Marinas
commit 27abb1ee5a