Messages in this thread | | | Date | Thu, 31 Dec 2020 13:37:49 -0700 | From | Rob Herring <> | Subject | Re: [PATCH 5/8] dt-bindings: serial: stm32: update rts-gpios and cts-gpios |
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On Fri, 18 Dec 2020 20:00:16 +0100, Erwan Le Ray wrote: > Update rts-gpios and cts-gpios: > - remove max-items as already defined in serial.yaml > - add a note describing rts-gpios and cts-gpios usage with stm32 > > Document the use of cts-gpios and rts-gpios for flow control in STM32 UART > controller. These properties can be used instead of 'uart-has-rtscts' or > 'st,hw-flow-ctrl' (deprecated) for making use of any gpio pins for flow > control instead of dedicated pins. > It should be noted that both cts-gpios/rts-gpios and 'uart-has-rtscts' or > 'st,hw-flow-ctrl' (deprecated) properties cannot co-exist in a design. > > Signed-off-by: Erwan Le Ray <erwan.leray@foss.st.com> >
Acked-by: Rob Herring <robh@kernel.org>
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