From: "Rob Herring (Arm)" <robh@kernel.org>
To: "Jonathan Cameron" <jic23@kernel.org>,
"David Lechner" <dlechner@baylibre.com>,
"Nuno Sá" <nuno.sa@analog.com>,
"Andy Shevchenko" <andy@kernel.org>,
"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Kevin Tsai" <ktsai@capellamicro.com>
Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] dt-bindings: iio: Add dedicated CM32181 schema
Date: Mon, 21 Sep 2026 18:27:51 -0500 [thread overview]
Message-ID: <20260921232752.3136129-1-robh@kernel.org> (raw)
Add a dedicated Capella CM32181 ambient light sensor schema. The device
has optional vdd-supply and interrupt properties, so it no longer fits
in trivial-devices. Include both optional properties in the binding
example.
Assisted-by: LLM
Signed-off-by: Rob Herring (Arm) <robh@kernel.org>
---
.../bindings/iio/light/capella,cm32181.yaml | 44 +++++++++++++++++++
.../devicetree/bindings/trivial-devices.yaml | 2 -
2 files changed, 44 insertions(+), 2 deletions(-)
create mode 100644 Documentation/devicetree/bindings/iio/light/capella,cm32181.yaml
diff --git a/Documentation/devicetree/bindings/iio/light/capella,cm32181.yaml b/Documentation/devicetree/bindings/iio/light/capella,cm32181.yaml
new file mode 100644
index 000000000000..63212e3ec96b
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/light/capella,cm32181.yaml
@@ -0,0 +1,44 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/iio/light/capella,cm32181.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Capella CM32181 ambient light sensor
+
+maintainers:
+ - Kevin Tsai <ktsai@capellamicro.com>
+
+properties:
+ compatible:
+ const: capella,cm32181
+
+ reg:
+ maxItems: 1
+
+ vdd-supply: true
+
+ interrupts:
+ maxItems: 1
+
+required:
+ - compatible
+ - reg
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ light-sensor@10 {
+ compatible = "capella,cm32181";
+ reg = <0x10>;
+ vdd-supply = <&vdd_3v3>;
+ interrupt-parent = <&gpio>;
+ interrupts = <17 IRQ_TYPE_EDGE_RISING>;
+ };
+ };
diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
index b7ddbeb40a27..1778bf9fe17d 100644
--- a/Documentation/devicetree/bindings/trivial-devices.yaml
+++ b/Documentation/devicetree/bindings/trivial-devices.yaml
@@ -81,8 +81,6 @@ properties:
- atmel,atsha204a
# BPA-RS600: Power Supply
- blutek,bpa-rs600
- # CM32181: Ambient Light Sensor
- - capella,cm32181
# CM3232: Ambient Light Sensor
- capella,cm3232
# CM3323: Ambient Light Sensor
--
2.53.0
reply other threads:[~2026-09-21 23:27 UTC|newest]
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