linux-kernel - [PATCH 2/3] dt-bindings: i2c: apple,i2c: allow multiple compatibles

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Date:   Sun, 21 Nov 2021 18:15:44 +0100
From:   Janne Grunau <j@...nau.net>
To:     Hector Martin <marcan@...can.st>, Sven Peter <sven@...npeter.dev>,
        Alyssa Rosenzweig <alyssa@...enzweig.io>,
        Rob Herring <robh+dt@...nel.org>,
        Wolfram Sang <wsa@...nel.org>, Olof Johansson <olof@...om.net>,
        Arnd Bergmann <arnd@...db.de>
Cc:     Mark Kettenis <kettenis@...nbsd.org>,
        Rob Herring <robh@...nel.org>,
        linux-arm-kernel@...ts.infradead.org, linux-i2c@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 2/3] dt-bindings: i2c: apple,i2c: allow multiple compatibles

The intention was to have a SoC-specific and base compatible string
to allow forward compatibility and SoC specific quirks,

Fixes: df7c4a8c1b47 ("dt-bindings: i2c: Add Apple I2C controller bindings")
Signed-off-by: Janne Grunau <j@...nau.net>
Cc: Mark Kettenis <kettenis@...nbsd.org>
---
 Documentation/devicetree/bindings/i2c/apple,i2c.yaml | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/i2c/apple,i2c.yaml b/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
index 22fc8483256f..f1cb96c08212 100644
--- a/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
@@ -20,9 +20,10 @@ allOf:
 
 properties:
   compatible:
-    enum:
-      - apple,t8103-i2c
-      - apple,i2c
+    items:
+      - enum:
+        - apple,t8103-i2c
+      - const: apple,i2c
 
   reg:
     maxItems: 1
@@ -51,7 +52,7 @@ unevaluatedProperties: false
 examples:
   - |
     i2c@...10000 {
-      compatible = "apple,t8103-i2c";
+      compatible = "apple,t8103-i2c", "apple,i2c";
       reg = <0x35010000 0x4000>;
       interrupt-parent = <&aic>;
       interrupts = <0 627 4>;
-- 
2.34.0