arm64: KVM: Enable minimalistic support for Cortex-A53

In order to allow KVM to run on Cortex-A53 implementations, wire the
minimal support required.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>

arch/arm64/kvm/guest.c

@@ -214,6 +214,8 @@ int __attribute_const__ kvm_target_cpu(void)
 			return KVM_ARM_TARGET_AEM_V8;
 		case ARM_CPU_PART_FOUNDATION:
 			return KVM_ARM_TARGET_FOUNDATION_V8;
+		case ARM_CPU_PART_CORTEX_A53:
+			return KVM_ARM_TARGET_CORTEX_A53;
 		case ARM_CPU_PART_CORTEX_A57:
 			return KVM_ARM_TARGET_CORTEX_A57;
 		};