From: Nava kishore Manne <nava.ma...@xilinx.com>

Signed-off-by: Nava kishore Manne <na...@xilinx.com>
Signed-off-by: Michal Simek <michal.si...@xilinx.com>
[stelf...@cadence.com: cherry picked from
https://github.com/Xilinx/linux-xlnx commit
37b8a9780766422b2437f5166ddef3767bb60887]
Signed-off-by: Scott Telford <stelf...@cadence.com>
---
Changes for v2:
                -None

 Documentation/devicetree/bindings/serial/cdns,uart.txt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/serial/cdns,uart.txt 
b/Documentation/devicetree/bindings/serial/cdns,uart.txt
index a3eb154..4fe7aae 100644
--- a/Documentation/devicetree/bindings/serial/cdns,uart.txt
+++ b/Documentation/devicetree/bindings/serial/cdns,uart.txt
@@ -1,7 +1,8 @@
 Binding for Cadence UART Controller
 
 Required properties:
-- compatible : should be "cdns,uart-r1p8", or "xlnx,xuartps"
+- compatible : should be "cdns,uart-r1p8", or "xlnx,xuartps" for Zynq and
+               "cdns,uart-r1p12" for Zynq Ultrascale+ MPSoC uart controller.
 - reg: Should contain UART controller registers location and length.
 - interrupts: Should contain UART controller interrupts.
 - clocks: Must contain phandles to the UART clocks
-- 
2.1.2

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