linux-kernel - [PATCH] dt-bindings: i2c: spacemit: extend and validate all properties

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Message-Id: <20250917-01-k1-i2c-schema-v1-1-bd276b366d9c@gentoo.org>
Date: Wed, 17 Sep 2025 11:38:13 +0800
From: Yixun Lan <dlan@...too.org>
To: Andi Shyti <andi.shyti@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Paul Walmsley <paul.walmsley@...ive.com>, 
 Palmer Dabbelt <palmer@...belt.com>, Albert Ou <aou@...s.berkeley.edu>, 
 Alexandre Ghiti <alex@...ti.fr>, Troy Mitchell <troymitchell988@...il.com>, 
 Alex Elder <elder@...cstar.com>
Cc: linux-i2c@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-riscv@...ts.infradead.org, spacemit@...ts.linux.dev, 
 linux-kernel@...r.kernel.org, Yixun Lan <dlan@...too.org>
Subject: [PATCH] dt-bindings: i2c: spacemit: extend and validate all
 properties

Extend the K1 I2C properties by including generic i2c-controller schema.
and this will enable it to do the DT validation check later.

Signed-off-by: Yixun Lan <dlan@...too.org>
---
arch/riscv/boot/dts/spacemit/k1-bananapi-f3.dtb: i2c@...1d800: Unevaluated properties are not allowed ('#address-cells', '#size-cells', 'pmic@41' were unexpected)

Link: https://lore.kernel.org/all/20250825172057.163883-6-elder@riscstar.com/ [1]
---
 Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml b/Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml
index 3d6aefb0d0f185ba64e414ac7f5b96cd18659fd3..226c600deae142413277117e25baae09f0918381 100644
--- a/Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/spacemit,k1-i2c.yaml
@@ -9,6 +9,9 @@ title: I2C controller embedded in SpacemiT's K1 SoC
 maintainers:
   - Troy Mitchell <troymitchell988@...il.com>
 
+allOf:
+  - $ref: /schemas/i2c/i2c-controller.yaml#
+
 properties:
   compatible:
     const: spacemit,k1-i2c

---
base-commit: 8f5ae30d69d7543eee0d70083daf4de8fe15d585
change-id: 20250917-01-k1-i2c-schema-faf6715d7b88

Best regards,
-- 
Yixun Lan