arm64: Add part number for Arm Cortex-A77

commit 8a6b88e6 upstream.

Add the MIDR part number info for the Arm Cortex-A77.

Signed-off-by: Rob Herring <robh@kernel.org>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20201028182839.166037-1-robh@kernel.org


Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: James Morse <james.morse@arm.com>