linux-kernel - [PATCH] dt-bindings: i2c: brcm,iproc-i2c: Allow 2 reg entries for brcm,iproc-nic-i2c

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Message-ID: <20251215212805.3322218-1-robh@kernel.org>
Date: Mon, 15 Dec 2025 15:28:05 -0600
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Andi Shyti <andi.shyti@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Ray Jui <rjui@...adcom.com>,
	Scott Branden <sbranden@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	Rafał Miłecki <rafal@...ecki.pl>
Cc: linux-i2c@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] dt-bindings: i2c: brcm,iproc-i2c: Allow 2 reg entries for brcm,iproc-nic-i2c

The brcm,iproc-nic-i2c variant has 2 reg entries.

The second one is related to the brcm,ape-hsls-addr-mask property, but it's
not clear what a proper description would be.

Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
 .../devicetree/bindings/i2c/brcm,iproc-i2c.yaml        | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.yaml b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.yaml
index 2aa75b7add7b..daa70a8500e9 100644
--- a/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/brcm,iproc-i2c.yaml
@@ -16,7 +16,8 @@ properties:
       - brcm,iproc-nic-i2c
 
   reg:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
 
   clock-frequency:
     enum: [ 100000, 400000 ]
@@ -41,8 +42,15 @@ allOf:
           contains:
             const: brcm,iproc-nic-i2c
     then:
+      properties:
+        reg:
+          minItems: 2
       required:
         - brcm,ape-hsls-addr-mask
+    else:
+      properties:
+        reg:
+          maxItems: 1
 
 unevaluatedProperties: false
 
-- 
2.51.0