linux-kernel - Re: [PATCH v6 09/15] dt-bindings: Document the STM32 USART bindings

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Message-ID: <CAL_JsqKiCDrwNq6CiWZvE0kiFT3v9sxvrrK62-JBRMSCvB5PHQ@mail.gmail.com>
Date:	Tue, 7 Apr 2015 14:26:56 -0500
From:	Rob Herring <robherring2@...il.com>
To:	Maxime Coquelin <mcoquelin.stm32@...il.com>
Cc:	Uwe Kleine-König 
	<u.kleine-koenig@...gutronix.de>,
	Andreas Färber <afaerber@...e.de>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Rob Herring <robh+dt@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Linus Walleij <linus.walleij@...aro.org>,
	Arnd Bergmann <arnd@...db.de>, Stefan Agner <stefan@...er.ch>,
	Peter Meerwald <pmeerw@...erw.net>,
	Paul Bolle <pebolle@...cali.nl>,
	Peter Hurley <peter@...leysoftware.com>,
	Andy Shevchenko <andy.shevchenko@...il.com>,
	Chanwoo Choi <cw00.choi@...sung.com>,
	Russell King <linux@....linux.org.uk>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Joe Perches <joe@...ches.com>,
	Jonathan Corbet <corbet@....net>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
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	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
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	Antti Palosaari <crope@....fi>, Tejun Heo <tj@...nel.org>,
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	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
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	"linux-api@...r.kernel.org" <linux-api@...r.kernel.org>
Subject: Re: [PATCH v6 09/15] dt-bindings: Document the STM32 USART bindings

On Tue, Apr 7, 2015 at 11:30 AM, Maxime Coquelin
<mcoquelin.stm32@...il.com> wrote:
> This adds documentation of device tree bindings for the
> STM32 USART
>
> Tested-by: Chanwoo Choi <cw00.choi@...sung.com>
> Signed-off-by: Maxime Coquelin <mcoquelin.stm32@...il.com>

Acked-by: Rob Herring <robh@...nel.org>

> ---
>  .../devicetree/bindings/serial/st,stm32-usart.txt  | 32 ++++++++++++++++++++++
>  1 file changed, 32 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/serial/st,stm32-usart.txt
>
> diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
> new file mode 100644
> index 0000000..8480a76
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
> @@ -0,0 +1,32 @@
> +* STMicroelectronics STM32 USART
> +
> +Required properties:
> +- compatible: Can be either "st,stm32-usart" or "st,stm32-uart" depending on
> +whether the device supports synchronous mode.
> +- reg: The address and length of the peripheral registers space
> +- interrupts: The interrupt line of the USART instance
> +- clocks: The input clock of the USART instance
> +
> +Optional properties:
> +- pinctrl: The reference on the pins configuration
> +- auto-flow-control: bool flag to enable hardware flow control.
> +
> +Examples:
> +usart4: serial@...04c00 {
> +       compatible = "st,stm32-uart";
> +       reg = <0x40004c00 0x400>;
> +       interrupts = <52>;
> +       clocks = <&clk_pclk1>;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usart4>;
> +};
> +
> +usart2: serial@...04400 {
> +       compatible = "st,stm32-usart", "st,stm32-uart";
> +       reg = <0x40004400 0x400>;
> +       interrupts = <38>;
> +       clocks = <&clk_pclk1>;
> +       auto-flow-control;
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_usart2 &pinctrl_usart2_rtscts>;
> +};
> --
> 1.9.1
>
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