[PATCH 3/6] QE: Add uqe_serial document to bindings

[Zhao Qiang <qiang.zhao@nxp.com>]

Add uqe_serial document to
Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/uqe_serial.txt

Signed-off-by: Zhao Qiang <qiang.zhao@nxp.com>
---
 .../bindings/powerpc/fsl/cpm_qe/uqe_serial.txt       | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/uqe_serial.txt

diff --git a/Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/uqe_serial.txt b/Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/uqe_serial.txt
new file mode 100644
index 0000000..e677599
--- /dev/null
+++ b/Documentation/devicetree/bindings/powerpc/fsl/cpm_qe/uqe_serial.txt
@@ -0,0 +1,20 @@
+* Serial
+
+Currently defined compatibles:
+- ucc_uart
+
+Properties for ucc_uart:
+device_type : which type the device is
+port-number : port number of UCC-UART
+rx-clock-name : which clock QE use for RX
+tx-clock-name : which clock QE use for TX
+
+Example:
+
+	serial: ucc@2200 {
+		device_type = "serial";
+		compatible = "ucc_uart";
+		port-number = <1>;
+		rx-clock-name = "brg2";
+		tx-clock-name = "brg2";
+	};
-- 
2.1.0.27.g96db324