Re: [PATCH v5 09/15] dt-bindings: Document the STM32 USART bindings

Maxime Coquelin
2015-04-07T15:50:04Z

2015-04-03 19:14 GMT+02:00 Rob Herring <robherring2@gmail.com>:
> On Fri, Apr 3, 2015 at 12:01 PM, Maxime Coquelin
> <mcoquelin.stm32@gmail.com> wrote:
>> This adds documentation of device tree bindings for the
>> STM32 USART
>>
>> Tested-by: Chanwoo Choi <cw00.choi@samsung.com>
>> Signed-off-by: Maxime Coquelin <mcoquelin.stm32@gmail.com>
>> ---
>> .../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..090a3a4
>> --- /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
>> +- st,hw-flow-ctrl: bool flag to enable hardware flow control.
>
> We already have "auto-flow-control" for 8250. Does that work for you?

Yes it works, just that I didn't know about it.

I will change to "auto-flow-control" in next version.

Thanks,
Maxime