PCI: qcom: Add support for IPQ5018

Add IPQ5018 platform with is based on Qcom IP rev. 2.9.0 and Synopsys IP
rev. 5.00a.

The platform itself has two PCIe Gen2 controllers: one single-lane and
one dual-lane. So add the IPQ5018 compatible and re-use 2_9_0 ops.

Signed-off-by: Nitheesh Sekar <[email protected]>
Signed-off-by: Sricharan R <[email protected]>
Signed-off-by: George Moussalem <[email protected]>
Signed-off-by: Manivannan Sadhasivam <[email protected]>
Reviewed-by: Manivannan Sadhasivam <[email protected]>
Link: https://patch.msgid.link/[email protected]

Author: Nitheesh Sekar

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

@@ -1840,6 +1840,7 @@ static const struct of_device_id qcom_pcie_match[] = {
 	{ .compatible = "qcom,pcie-apq8064", .data = &cfg_2_1_0 },
 	{ .compatible = "qcom,pcie-apq8084", .data = &cfg_1_0_0 },
 	{ .compatible = "qcom,pcie-ipq4019", .data = &cfg_2_4_0 },
+	{ .compatible = "qcom,pcie-ipq5018", .data = &cfg_2_9_0 },
 	{ .compatible = "qcom,pcie-ipq6018", .data = &cfg_2_9_0 },
 	{ .compatible = "qcom,pcie-ipq8064", .data = &cfg_2_1_0 },
 	{ .compatible = "qcom,pcie-ipq8064-v2", .data = &cfg_2_1_0 },