[PATCH 1/2] dt-bindings: serial: stm32: add wakeup option using note

Rob Herring robh at kernel.org
Mon Mar 5 16:52:12 PST 2018


On Wed, Feb 28, 2018 at 10:51:17AM +0000, Bich HEMON wrote:
> Update bindings with interrupt-names and wakeup-source information
> 
> Signed-off-by: Bich Hemon <bich.hemon at st.com>
> ---
>  Documentation/devicetree/bindings/serial/st,stm32-usart.txt | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
> index d150b04..aaeb564 100644
> --- a/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
> +++ b/Documentation/devicetree/bindings/serial/st,stm32-usart.txt
> @@ -10,6 +10,7 @@ Required properties:
>  - interrupts:
>    - The interrupt line for the USART instance,
>    - An optional wake-up interrupt.
> +- interrupt-names: Contains "event" for the USART interrupt line.

This should be moved down into optional properties.

>  - clocks: The input clock of the USART instance
>  
>  Optional properties:
> @@ -17,6 +18,9 @@ Optional properties:
>  - st,hw-flow-ctrl: bool flag to enable hardware flow control.
>  - dmas: phandle(s) to DMA controller node(s). Refer to stm32-dma.txt
>  - dma-names: "rx" and/or "tx"
> +- wakeup-source: bool flag to indicate this device has wakeup capabilities
> +- interrupt-names : Should contain "wakeup" if optional wake-up interrupt is
> +  used.
>  
>  Examples:
>  usart4: serial at 40004c00 {
> -- 
> 1.9.1



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