On Fri, Feb 08, 2019 at 09:27:29PM +0900, Sugaya Taichi wrote:
> Add DT bindings document for Milbeaut serial driver.
>
> Signed-off-by: Sugaya Taichi <sugaya.taichi@xxxxxxxxxxxxx>
> ---
> .../devicetree/bindings/serial/milbeaut-uart.txt | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/serial/milbeaut-uart.txt
>
> diff --git a/Documentation/devicetree/bindings/serial/milbeaut-uart.txt b/Documentation/devicetree/bindings/serial/milbeaut-uart.txt
> new file mode 100644
> index 0000000..8f61c38
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/serial/milbeaut-uart.txt
> @@ -0,0 +1,21 @@
> +Socionext Milbeaut UART controller
> +
> +Required properties:
> +- compatible: should be "socionext,milbeaut-usio-uart".
> +- reg: offset and length of the register set for the device.
> +- interrupts: two interrupts specifier.
> +- clocks: phandle to the input clock.
> +- interrupt-names: should be "rx", "tx".
Put this next to 'interrupts'
> +
> +Optional properties:
> +- uart-flow-enable: flow control enable.
We already have a standard property for this: auto-flow-control
> +
> +Example:
> + usio1: usio_uart@1e700010 {
serial@...
> + compatible = "socionext,milbeaut-usio-uart";
> + reg = <0x1e700010 0x10>;
> + interrupts = <0 141 0x4>, <0 149 0x4>;
> + interrupt-names = "rx", "tx";
> + clocks = <&clk 2>;
> + uart-flow-enable;
> + };
> --
> 1.9.1
>
