iommu/arm-smmu-qcom: hook up qcom_smmu_impl for ACPI boot

The hookup with qcom_smmu_impl is required to do ACPI boot on SC8180X
based devices like Lenovo Flex 5G laptop and Microsoft Surface Pro X.
Define acpi_platform_list for these platforms and match them using
acpi_match_platform_list() call, and create qcom_smmu_impl accordingly.

(np == NULL) is used to check ACPI boot, because fwnode of SMMU device
is a static allocation and thus helpers like has_acpi_companion() don't
work here.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20210509022607.17534-1-shawn.guo@linaro.org
Signed-off-by: Will Deacon <will@kernel.org>

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