Add clock to the binding

Signed-off-by: Shubhrajyoti Datta <redacted>
---
 Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.txt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.txt b/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.txt
index df8aba0..7ae9008 100644
--- a/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.txt
+++ b/Documentation/devicetree/bindings/serial/xlnx,opb-uartlite.txt

@@ -13,6 +13,8 @@ Required properties:

 Optional properties:
 - port-number          : Set Uart port number
+- clock-names          : Should be "s_axi_aclk"
+- clocks               : Input clock specifier. Refer to common clock bindings.

 Example:
 serial@800C0000 {
--

2.7.4

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