pci: fsl: Change compatible string for mpc8548 to "fsl, mpc8548-pcie"

Upstream Linux kernel uses for mpc8548-based PCIe controllers compatible
string "fsl,mpc8548-pcie". So change U-Boot fsl PCIe driver and all DTS
files to use "fsl,mpc8548-pcie" instead of "fsl,pcie-mpc8548" to be
compatible with Linux kernel.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
diff --git a/drivers/pci/pcie_fsl.c b/drivers/pci/pcie_fsl.c
index f5ba349..59c38f9 100644
--- a/drivers/pci/pcie_fsl.c
+++ b/drivers/pci/pcie_fsl.c
@@ -646,7 +646,7 @@
 };
 
 static const struct udevice_id fsl_pcie_ids[] = {
-	{ .compatible = "fsl,pcie-mpc8548", .data = (ulong)&p1_p2_data },
+	{ .compatible = "fsl,mpc8548-pcie", .data = (ulong)&p1_p2_data },
 	{ .compatible = "fsl,pcie-p1_p2", .data = (ulong)&p1_p2_data },
 	{ .compatible = "fsl,pcie-p2041", .data = (ulong)&p2041_data },
 	{ .compatible = "fsl,pcie-p3041", .data = (ulong)&p2041_data },