linux-kernel - Re: [PATCH v2 09/15] dt-bindings: serial: Add Milbeaut serial driver description

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Message-ID: <20190218195713.GA18625@bogus>
Date:   Mon, 18 Feb 2019 13:57:13 -0600
From:   Rob Herring <robh@...nel.org>
To:     Sugaya Taichi <sugaya.taichi@...ionext.com>
Cc:     linux-serial@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mark Rutland <mark.rutland@....com>,
        Takao Orito <orito.takao@...ionext.com>,
        Kazuhiro Kasai <kasai.kazuhiro@...ionext.com>,
        Shinji Kanematsu <kanematsu.shinji@...ionext.com>,
        Jassi Brar <jaswinder.singh@...aro.org>,
        Masami Hiramatsu <masami.hiramatsu@...aro.org>
Subject: Re: [PATCH v2 09/15] dt-bindings: serial: Add Milbeaut serial driver
 description

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@...ionext.com>
> ---
>  .../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@...00010 {

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
>