From mboxrd@z Thu Jan 1 00:00:00 1970 From: mcoquelin.stm32@gmail.com (Maxime Coquelin) Date: Fri, 20 Feb 2015 19:01:11 +0100 Subject: [PATCH v2 12/18] dt-bindings: Document the STM32 USART bindings In-Reply-To: <1424455277-29983-1-git-send-email-mcoquelin.stm32@gmail.com> References: <1424455277-29983-1-git-send-email-mcoquelin.stm32@gmail.com> Message-ID: <1424455277-29983-13-git-send-email-mcoquelin.stm32@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This adds documentation of device tree bindings for the STM32 USART Signed-off-by: Maxime Coquelin --- .../devicetree/bindings/serial/st,stm32-usart.txt | 18 ++++++++++++++++++ 1 file changed, 18 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..e49b75ad --- /dev/null +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt @@ -0,0 +1,18 @@ +* STMicroelectronics STM32 USART + +Required properties: +- compatible: Should be "st,stm32-usart" +- 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 +- pinctrl: The reference on the pins configuration + +Example: +usart1: usart at 40011000 { + compatible = "st,stm32-usart"; + reg = <0x40011000 0x400>; + interrupts = <37>; + clocks = <&clk_pclk2>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usart1>; +}; -- 1.9.1