dm: pci: add Freescale PowerPC PCIe driver

Add PCIe DM driver for Freescale PowerPC PCIe controllers.

Signed-off-by: Hou Zhiqiang <Zhiqiang.Hou@nxp.com>
Reviewed-by: Prabhakar Kushwaha <prabhakar.kushwaha@nxp.com>
diff --git a/drivers/pci/Kconfig b/drivers/pci/Kconfig
index 429bb83..3fe38f7 100644
--- a/drivers/pci/Kconfig
+++ b/drivers/pci/Kconfig
@@ -60,6 +60,14 @@
 	  Armada-8K SoCs. The PCIe controller on Armada-8K is based on
 	  DesignWare hardware.
 
+config PCIE_FSL
+	bool "FSL PowerPC PCIe support"
+	depends on DM_PCI
+	help
+	  Say Y here if you want to enable PCIe controller support on FSL
+	  PowerPC MPC85xx, MPC86xx, B series, P series and T series SoCs.
+	  This driver does not support SRIO_PCIE_BOOT feature.
+
 config PCI_RCAR_GEN2
 	bool "Renesas RCar Gen2 PCIe driver"
 	depends on DM_PCI