serial: fsl-imx-uart: Cleanup duplicate device tree binding

We had two bindings for the same serial device, it looks like the one in tty/serial/fsl-imx-uart.txt is the more up to date one so go with it and merge a few things about the use/need for aliases in from serial/fsl-imx-uart.txt. Signed-off-by: Kumar Gala <galak@codeaurora.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
mariux64 · Aug 28, 2013 · 3e6648c · 3e6648c
1 parent 1241553
commit 3e6648c
Show file tree

Hide file tree

Showing 2 changed files with 8 additions and 36 deletions.
diff --git a/Documentation/devicetree/bindings/serial/fsl-imx-uart.txt b/Documentation/devicetree/bindings/serial/fsl-imx-uart.txt
diff --git a/Documentation/devicetree/bindings/tty/serial/fsl-imx-uart.txt b/Documentation/devicetree/bindings/tty/serial/fsl-imx-uart.txt
@@ -11,9 +11,16 @@ Optional properties:
 - fsl,dte-mode : Indicate the uart works in DTE mode. The uart works
                   is DCE mode by default.
 
+Note: Each uart controller should have an alias correctly numbered
+in "aliases" node.
+
 Example:
 
-serial@73fbc000 {
+aliases {
+	serial0 = &uart1;
+};
+
+uart1: serial@73fbc000 {
 	compatible = "fsl,imx51-uart", "fsl,imx21-uart";
 	reg = <0x73fbc000 0x4000>;
 	interrupts = <31>;