arm64: Add Cortex-A520 CPU part definition

stable inclusion
from stable-v5.10.198
commit 33420a82067b5c9975426bbba4d551dc24389de6
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I987V5

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=33420a82067b5c9975426bbba4d551dc24389de6



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commit a654a69b upstream.

Add the CPU Part number for the new Arm design.

Cc: stable@vger.kernel.org
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20230921194156.1050055-1-robh@kernel.org


Signed-off-by: Will Deacon <will@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: sanglipeng <sanglipeng1@jd.com>