Add the documentation for compatible string "fsl,ls2080a-pcie"
for Freescale's LS2080A platform.

Signed-off-by: Minghuan Lian <redacted>
Signed-off-by: Bhupesh Sharma <redacted>
---
 .../devicetree/bindings/pci/layerscape-pci.txt     |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/pci/layerscape-pci.txt b/Documentation/devicetree/bindings/pci/layerscape-pci.txt
index 6286f04..e72e68f 100644
--- a/Documentation/devicetree/bindings/pci/layerscape-pci.txt
+++ b/Documentation/devicetree/bindings/pci/layerscape-pci.txt

@@ -4,7 +4,8 @@ This PCIe host controller is based on the Synopsis Designware PCIe IP
 and thus inherits all the common properties defined in designware-pcie.txt.

 Required properties:
-- compatible: should contain the platform identifier such as "fsl,ls1021a-pcie"
+- compatible: should contain the platform identifier such as "fsl,ls1021a-pcie",
+  "fsl,ls2080a-pcie".