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From: Josua Mayer <josua@solid-run.com>
Date: Sat, 20 Apr 2024 13:23:00 +0200
Subject: [PATCH net-next v2 1/2] dt-bindings: net: adin: add property for
 link-status pin polarity
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In-Reply-To: <20240420-adin-pin-polarity-v2-0-bf9714da7648@solid-run.com>
To: Michael Hennerich <michael.hennerich@analog.com>, 
 "David S. Miller" <davem@davemloft.net>, Eric Dumazet <edumazet@google.com>, 
 Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>, 
 Rob Herring <robh@kernel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>, 
 Conor Dooley <conor+dt@kernel.org>, 
 Alexandru Tachici <alexandru.tachici@analog.com>, 
 Andrew Lunn <andrew@lunn.ch>, Heiner Kallweit <hkallweit1@gmail.com>, 
 Russell King <linux@armlinux.org.uk>
Cc: Jon Nettleton <jon@solid-run.com>, 
 Yazan Shhady <yazan.shhady@solid-run.com>, netdev@vger.kernel.org, 
 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, 
 Josua Mayer <josua@solid-run.com>
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ADIN1200/1300 support software control over LINK_ST pin polarity.
This is a fixed function output reflecting phy link-status that is not
otherwise controllable by software.

Add new property adi,link-st-polarity for specifying polarity as either
active-high (reset-default) or active-low.

Signed-off-by: Josua Mayer <josua@solid-run.com>
---
 Documentation/devicetree/bindings/net/adi,adin.yaml | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/adi,adin.yaml b/Documentation/devicetree/bindings/net/adi,adin.yaml
index 929cf8c0b0fd..cf195e070b26 100644
--- a/Documentation/devicetree/bindings/net/adi,adin.yaml
+++ b/Documentation/devicetree/bindings/net/adi,adin.yaml
@@ -52,6 +52,15 @@ properties:
     description: Enable 25MHz reference clock output on CLK25_REF pin.
     type: boolean
 
+  adi,link-st-polarity:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description:
+      LINK_ST pin polarity.
+    enum:
+      - 0 # active high
+      - 1 # active low
+    default: 0
+
 unevaluatedProperties: false
 
 examples:

-- 
2.35.3