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Message-Id: <20230731163833.319258-1-krzysztof.kozlowski@linaro.org>
Date: Mon, 31 Jul 2023 18:38:32 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Peter Rosin <peda@...ntia.se>, Andi Shyti <andi.shyti@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Doug Anderson <dianders@...omium.org>,
linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
Conor Dooley <conor.dooley@...rochip.com>
Subject: [PATCH v3 1/2] dt-bindings: i2c: nxp,pca9541: convert to DT schema
Convert the bindings for NXP PCA9541 I2C bus master selector to DT
schema.
Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
Acked-by: Peter Rosin <peda@...ntia.se>
Acked-by: Andi Shyti <andi.shyti@...nel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
Changes in v3:
1. Add acks.
Changes in v2:
1. New patch (Doug).
---
.../devicetree/bindings/i2c/nxp,pca9541.txt | 29 ----------
.../devicetree/bindings/i2c/nxp,pca9541.yaml | 56 +++++++++++++++++++
2 files changed, 56 insertions(+), 29 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/i2c/nxp,pca9541.txt
create mode 100644 Documentation/devicetree/bindings/i2c/nxp,pca9541.yaml
diff --git a/Documentation/devicetree/bindings/i2c/nxp,pca9541.txt b/Documentation/devicetree/bindings/i2c/nxp,pca9541.txt
deleted file mode 100644
index 42bfc09c8918..000000000000
--- a/Documentation/devicetree/bindings/i2c/nxp,pca9541.txt
+++ /dev/null
@@ -1,29 +0,0 @@
-* NXP PCA9541 I2C bus master selector
-
-Required Properties:
-
- - compatible: Must be "nxp,pca9541"
-
- - reg: The I2C address of the device.
-
- The following required properties are defined externally:
-
- - I2C arbitration bus node. See i2c-arb.txt in this directory.
-
-
-Example:
-
- i2c-arbitrator@74 {
- compatible = "nxp,pca9541";
- reg = <0x74>;
-
- i2c-arb {
- #address-cells = <1>;
- #size-cells = <0>;
-
- eeprom@54 {
- compatible = "atmel,24c08";
- reg = <0x54>;
- };
- };
- };
diff --git a/Documentation/devicetree/bindings/i2c/nxp,pca9541.yaml b/Documentation/devicetree/bindings/i2c/nxp,pca9541.yaml
new file mode 100644
index 000000000000..b65c25c1a435
--- /dev/null
+++ b/Documentation/devicetree/bindings/i2c/nxp,pca9541.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/i2c/nxp,pca9541.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP PCA9541 I2C bus master selector
+
+maintainers:
+ - Peter Rosin <peda@...ntia.se>
+
+properties:
+ compatible:
+ const: nxp,pca9541
+
+ reg:
+ maxItems: 1
+
+ i2c-arb:
+ type: object
+ $ref: /schemas/i2c/i2c-controller.yaml
+ unevaluatedProperties: false
+ description:
+ I2C arbitration bus node.
+
+required:
+ - compatible
+ - reg
+ - i2c-arb
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/gpio/gpio.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ i2c-arbitrator@74 {
+ compatible = "nxp,pca9541";
+ reg = <0x74>;
+
+ i2c-arb {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ eeprom@54 {
+ compatible = "atmel,24c08";
+ reg = <0x54>;
+ };
+ };
+ };
+ };
--
2.34.1
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