linux-kernel - [PATCH] dt-bindings: serial: rs485: Add rs485-rts-active-high

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Message-Id: <20231019154834.41721-1-francesco@dolcini.it>
Date:   Thu, 19 Oct 2023 17:48:34 +0200
From:   Francesco Dolcini <francesco@...cini.it>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Francesco Dolcini <francesco.dolcini@...adex.com>,
        Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Rob Herring <robh@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org,
        devicetree@...r.kernel.org
Subject: [PATCH] dt-bindings: serial: rs485: Add rs485-rts-active-high

From: Francesco Dolcini <francesco.dolcini@...adex.com>

Add rs485-rts-active-high property, this is a legacy property
used by 8250_omap.

This fixes the following make dt_binding_check warning:

Documentation/devicetree/bindings/serial/8250_omap.yaml:
rs485-rts-active-high: missing type definition

Reported-by: Geert Uytterhoeven <geert@...ux-m68k.org>
Closes: https://lore.kernel.org/all/CAMuHMdUkPiA=o_QLyuwsTYW7y1ksCjHAqyNSHFx2QZ-dP-HGsQ@mail.gmail.com/
Fixes: 403e97d6ab2c ("dt-bindings: serial: 8250_omap: add rs485-rts-active-high")
Signed-off-by: Francesco Dolcini <francesco.dolcini@...adex.com>
---
 Documentation/devicetree/bindings/serial/rs485.yaml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/serial/rs485.yaml b/Documentation/devicetree/bindings/serial/rs485.yaml
index 303a443d9e29..9418fd66a8e9 100644
--- a/Documentation/devicetree/bindings/serial/rs485.yaml
+++ b/Documentation/devicetree/bindings/serial/rs485.yaml
@@ -29,6 +29,10 @@ properties:
           default: 0
           maximum: 100
 
+  rs485-rts-active-high:
+    description: drive RTS high when sending (this is the default).
+    $ref: /schemas/types.yaml#/definitions/flag
+
   rs485-rts-active-low:
     description: drive RTS low when sending (default is high).
     $ref: /schemas/types.yaml#/definitions/flag
-- 
2.25.1