linux-kernel - [PATCH v4 06/10] dt-bindings: i3c: cdns: add Axiado AX3000 I3C controller

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Message-Id: <20250701-axiado-ax3000-soc-and-evaluation-board-support-v4-6-11ba6f62bf86@axiado.com>
Date: Tue, 01 Jul 2025 13:27:30 -0700
From: Harshit Shah <hshah@...ado.com>
To: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, Arnd Bergmann <arnd@...db.de>, 
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>, 
 Jan Kotas <jank@...ence.com>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Jiri Slaby <jirislaby@...nel.org>, Michal Simek <michal.simek@....com>, 
 Przemysław Gaj <pgaj@...ence.com>, 
 Alexandre Belloni <alexandre.belloni@...tlin.com>, 
 Frank Li <Frank.Li@....com>, Boris Brezillon <bbrezillon@...nel.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org, 
 soc@...ts.linux.dev, Jan Kotas <jank@...ence.com>, 
 linux-serial@...r.kernel.org, linux-i3c@...ts.infradead.org, 
 Harshit Shah <hshah@...ado.com>
Subject: [PATCH v4 06/10] dt-bindings: i3c: cdns: add Axiado AX3000 I3C
 controller

Add binding for AX3000 I3C controller. So far, no changes known,
so it can fallback to default compatible.

Signed-off-by: Harshit Shah <hshah@...ado.com>
---
 Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml b/Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml
index cad6d53d0e2e35ddaaad35215ec93dd182f28319..bd3f31a03376b3351276ae2cd247615ee4eff52f 100644
--- a/Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml
+++ b/Documentation/devicetree/bindings/i3c/cdns,i3c-master.yaml
@@ -14,7 +14,13 @@ allOf:
 
 properties:
   compatible:
-    const: cdns,i3c-master
+    oneOf:
+      - description: Cadence I3C controller
+        const: cdns,i3c-master
+      - description: Axiado AX3000 I3C controller
+        items:
+          - const: axiado,ax3000-i3c
+          - const: cdns,i3c-master
 
   reg:
     maxItems: 1

-- 
2.25.1