arm64: Allow booting of late CPUs affected by erratum 1418040

As we can now switch from a system that isn't affected by 1418040
to a system that globally is affected, let's allow affected CPUs
to come in at a later time.
Signed-off-by: NMarc Zyngier <maz@kernel.org>
Tested-by: NSai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Reviewed-by: NStephen Boyd <swboyd@chromium.org>
Reviewed-by: NSuzuki K Poulose <suzuki.poulose@arm.com>
Acked-by: NWill Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20200731173824.107480-3-maz@kernel.orgSigned-off-by: NCatalin Marinas <catalin.marinas@arm.com>

arch/arm64/kernel/cpu_errata.c

@@ -910,6 +910,8 @@ const struct arm64_cpu_capabilities arm64_errata[] = {
 		.desc = "ARM erratum 1418040",
 		.capability = ARM64_WORKAROUND_1418040,
 		ERRATA_MIDR_RANGE_LIST(erratum_1418040_list),
+		.type = (ARM64_CPUCAP_SCOPE_LOCAL_CPU |
+			 ARM64_CPUCAP_PERMITTED_FOR_LATE_CPU),
 	},
 #endif
 #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_AT