linux-kernel - [PATCH V5 3/3] dt-bindings: geni-se: Add binding for UART pin swap

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Date:   Fri, 13 Mar 2020 15:59:10 +0530
From:   Akash Asthana <akashast@...eaurora.org>
To:     robh+dt@...nel.org, agross@...nel.org, mark.rutland@....com
Cc:     linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, mgautam@...eaurora.org,
        rojay@...eaurora.org, c_skakit@...eaurora.org, mka@...omium.org,
        Akash Asthana <akashast@...eaurora.org>
Subject: [PATCH V5 3/3] dt-bindings: geni-se: Add binding for UART pin swap

Add documentation to support RX/TX/CTS/RTS pin swap in HW.

Signed-off-by: Akash Asthana <akashast@...eaurora.org>
---
Changes in V5:
 -  As per Matthias's comment, remove rx-tx-cts-rts-swap property from UART 
    child node.

 Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.yaml
index 533400b..85f9028 100644
--- a/Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.yaml
+++ b/Documentation/devicetree/bindings/soc/qcom/qcom,geni-se.yaml
@@ -172,6 +172,12 @@ patternProperties:
           - description: UART core irq
           - description: Wakeup irq (RX GPIO)
 
+      rx-tx-swap:
+        description: RX and TX pins are swapped
+
+      cts-rts-swap:
+        description: CTS and RTS pins are swapped
+
     required:
       - compatible
       - interrupts
-- 
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