PCI: qcom-ep: Add support for SA8775P SOC

Add support for SA8775P SoC to the Qualcomm PCIe Endpoint Controller
driver. Adding new compatible string as it has different set of clocks
compared to other SoCs.

Link: https://lore.kernel.org/linux-pci/1714492540-15419-3-git-send-email-quic_msarkar@quicinc.comSigned-off-by: Mrinmay Sarkar <quic_msarkar@quicinc.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>

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

@@ -875,6 +875,7 @@ static void qcom_pcie_ep_remove(struct platform_device *pdev)
 }
 
 static const struct of_device_id qcom_pcie_ep_match[] = {
+	{ .compatible = "qcom,sa8775p-pcie-ep", },
 	{ .compatible = "qcom,sdx55-pcie-ep", },
 	{ .compatible = "qcom,sm8450-pcie-ep", },
 	{ }