PCI: qcom-ep: Add support for SM8450 SoC

Add support for SM8450 SoC to the Qualcomm PCIe Endpoint Controller
driver. The driver uses the same config as the existing SDX55 chipset,
so additional settings are not required.

Link: https://lore.kernel.org/r/20220914075350.7992-13-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Lorenzo Pieralisi <lpieralisi@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

drivers/pci/controller/dwc/pcie-qcom-ep.c

@@ -793,6 +793,7 @@ static int qcom_pcie_ep_remove(struct platform_device *pdev)
 
 static const struct of_device_id qcom_pcie_ep_match[] = {
 	{ .compatible = "qcom,sdx55-pcie-ep", },
+	{ .compatible = "qcom,sm8450-pcie-ep", },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, qcom_pcie_ep_match);