Message ID | 20210312153702.12349-1-devik@eaxlabs.cz |
---|---|
State | Superseded |
Headers | show |
Series | [v7,1/2] dt-bindings: serial: Add rx-tx-swap to stm32-usart | expand |
On Fri, 12 Mar 2021 16:37:01 +0100, Martin Devera wrote: > Add new rx-tx-swap property to allow for RX & TX pin swapping. > > Signed-off-by: Martin Devera <devik@eaxlabs.cz> > Acked-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com> > --- > v7: > - fix yaml linter warning > v6: > - add version changelog > v5: > - yaml fixes based on Rob Herring comments > - add serial.yaml reference > - move compatible from 'then' to 'if' > v3: > - don't allow rx-tx-swap for st,stm32-uart (suggested > by Fabrice Gasnier) > v2: > - change st,swap to rx-tx-swap (suggested by Rob Herring) > --- > .../devicetree/bindings/serial/st,stm32-uart.yaml | 29 ++++++++++++++-------- > 1 file changed, 19 insertions(+), 10 deletions(-) > Reviewed-by: Rob Herring <robh@kernel.org>
diff --git a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml index 8631678283f9..68a0f3ce8328 100644 --- a/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml +++ b/Documentation/devicetree/bindings/serial/st,stm32-uart.yaml @@ -9,9 +9,6 @@ maintainers: title: STMicroelectronics STM32 USART bindings -allOf: - - $ref: rs485.yaml - properties: compatible: enum: @@ -40,6 +37,8 @@ properties: uart-has-rtscts: true + rx-tx-swap: true + dmas: minItems: 1 maxItems: 2 @@ -66,13 +65,23 @@ properties: linux,rs485-enabled-at-boot-time: true rs485-rx-during-tx: true -if: - required: - - st,hw-flow-ctrl -then: - properties: - cts-gpios: false - rts-gpios: false +allOf: + - $ref: rs485.yaml# + - $ref: serial.yaml# + - if: + required: + - st,hw-flow-ctrl + then: + properties: + cts-gpios: false + rts-gpios: false + - if: + properties: + compatible: + const: st,stm32-uart + then: + properties: + rx-tx-swap: false required: - compatible