From db34d2b32fa5edaf15f8aee6680be3722161d27a Mon Sep 17 00:00:00 2001 From: Soren Brinkmann Date: Fri, 4 Apr 2014 17:23:44 -0700 Subject: [PATCH] tty: cadence: Document DT binding Add binding documentation for the Cadence UART. Signed-off-by: Soren Brinkmann Acked-by: Peter Crosthwaite Acked-by: Rob Herring Tested-by: Michal Simek Signed-off-by: Michal Simek --- .../devicetree/bindings/serial/cdns,uart.txt | 20 +++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/serial/cdns,uart.txt diff --git a/Documentation/devicetree/bindings/serial/cdns,uart.txt b/Documentation/devicetree/bindings/serial/cdns,uart.txt new file mode 100644 index 000000000000..a3eb154c32ca --- /dev/null +++ b/Documentation/devicetree/bindings/serial/cdns,uart.txt @@ -0,0 +1,20 @@ +Binding for Cadence UART Controller + +Required properties: +- compatible : should be "cdns,uart-r1p8", or "xlnx,xuartps" +- reg: Should contain UART controller registers location and length. +- interrupts: Should contain UART controller interrupts. +- clocks: Must contain phandles to the UART clocks + See ../clocks/clock-bindings.txt for details. +- clock-names: Tuple to identify input clocks, must contain "uart_clk" and "pclk" + See ../clocks/clock-bindings.txt for details. + + +Example: + uart@e0000000 { + compatible = "cdns,uart-r1p8"; + clocks = <&clkc 23>, <&clkc 40>; + clock-names = "uart_clk", "pclk"; + reg = <0xE0000000 0x1000>; + interrupts = <0 27 4>; + }; -- 2.20.1