linux-kernel - [PATCH] dt-bindings: gpio: Convert lacie,netxbig-gpio-ext to DT schema

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Message-ID: <20250714202801.3010442-1-robh@kernel.org>
Date: Mon, 14 Jul 2025 15:28:00 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Linus Walleij <linus.walleij@...aro.org>,
	Bartosz Golaszewski <brgl@...ev.pl>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Simon Guinot <simon.guinot@...uanux.org>
Cc: linux-gpio@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] dt-bindings: gpio: Convert lacie,netxbig-gpio-ext to DT schema

Convert the Lacie NetxBig GPIO binding to DT schema format. It's a
straight forward conversion.

Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
 .../bindings/gpio/lacie,netxbig-gpio-ext.yaml | 60 +++++++++++++++++++
 .../bindings/gpio/netxbig-gpio-ext.txt        | 22 -------
 2 files changed, 60 insertions(+), 22 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml
 delete mode 100644 Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt

diff --git a/Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml b/Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml
new file mode 100644
index 000000000000..42021ee14125
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/lacie,netxbig-gpio-ext.yaml
@@ -0,0 +1,60 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/lacie,netxbig-gpio-ext.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NetxBig GPIO extension bus
+
+maintainers:
+  - Simon Guinot <simon.guinot@...uanux.org>
+
+description: >
+  GPIO extension bus found on some LaCie/Seagate boards
+  (Example: 2Big/5Big Network v2, 2Big NAS).
+
+properties:
+  compatible:
+    items:
+      - const: lacie,netxbig-gpio-ext
+
+  addr-gpios:
+    description: GPIOs representing the address register (LSB->MSB).
+    items:
+      - description: bit 0 (LSB)
+      - description: bit 1
+      - description: bit 2 (MSB)
+
+  data-gpios:
+    description: GPIOs representing the data register (LSB->MSB).
+    items:
+      - description: bit 0 (LSB)
+      - description: bit 1
+      - description: bit 2 (MSB)
+
+  enable-gpio:
+    description: Latches the new configuration (address, data) on raising edge.
+    maxItems: 1
+
+required:
+  - compatible
+  - addr-gpios
+  - data-gpios
+  - enable-gpio
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/gpio/gpio.h>
+
+    gpio {
+        compatible = "lacie,netxbig-gpio-ext";
+        addr-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH
+                      &gpio1 16 GPIO_ACTIVE_HIGH
+                      &gpio1 17 GPIO_ACTIVE_HIGH>;
+        data-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH
+                      &gpio1 13 GPIO_ACTIVE_HIGH
+                      &gpio1 14 GPIO_ACTIVE_HIGH>;
+        enable-gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
+    };
diff --git a/Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt b/Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt
deleted file mode 100644
index 50ec2e690701..000000000000
--- a/Documentation/devicetree/bindings/gpio/netxbig-gpio-ext.txt
+++ /dev/null
@@ -1,22 +0,0 @@
-Binding for the GPIO extension bus found on some LaCie/Seagate boards
-(Example: 2Big/5Big Network v2, 2Big NAS).
-
-Required properties:
-- compatible: "lacie,netxbig-gpio-ext".
-- addr-gpios: GPIOs representing the address register (LSB -> MSB).
-- data-gpios: GPIOs representing the data register (LSB -> MSB).
-- enable-gpio: latches the new configuration (address, data) on raising edge.
-
-Example:
-
-netxbig_gpio_ext: netxbig-gpio-ext {
-	compatible = "lacie,netxbig-gpio-ext";
-
-	addr-gpios = <&gpio1 15 GPIO_ACTIVE_HIGH
-		      &gpio1 16 GPIO_ACTIVE_HIGH
-		      &gpio1 17 GPIO_ACTIVE_HIGH>;
-	data-gpios = <&gpio1 12 GPIO_ACTIVE_HIGH
-		      &gpio1 13 GPIO_ACTIVE_HIGH
-		      &gpio1 14 GPIO_ACTIVE_HIGH>;
-	enable-gpio = <&gpio0 29 GPIO_ACTIVE_HIGH>;
-};
-- 
2.47.2