linux-kernel - [PATCH 5/6] dt-binbings: gpio: Add bindings for the LTC4283 Swap Controller

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Message-Id: <20250814-ltc4283-support-v1-5-88b2cef773f2@analog.com>
Date: Thu, 14 Aug 2025 11:52:27 +0100
From: Nuno Sá via B4 Relay <devnull+nuno.sa.analog.com@...nel.org>
To: linux-hwmon@...r.kernel.org, linux-gpio@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-doc@...r.kernel.org
Cc: Lee Jones <lee@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Jean Delvare <jdelvare@...e.com>, 
 Guenter Roeck <linux@...ck-us.net>, Jonathan Corbet <corbet@....net>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>
Subject: [PATCH 5/6] dt-binbings: gpio: Add bindings for the LTC4283 Swap
 Controller

From: Nuno Sá <nuno.sa@...log.com>

Document the bindings for the GPIO controller functions of the
LTC4283 Hot Swap Controller.

Signed-off-by: Nuno Sá <nuno.sa@...log.com>
---
 .../devicetree/bindings/gpio/adi,ltc4283.yaml      | 33 ++++++++++++++++++++++
 MAINTAINERS                                        |  1 +
 2 files changed, 34 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpio/adi,ltc4283.yaml b/Documentation/devicetree/bindings/gpio/adi,ltc4283.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..39ca59c53519ea3a761c75c394c56de885d63fea
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/adi,ltc4283.yaml
@@ -0,0 +1,33 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/adi,ltc4283.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: GPIO LTC4283 Negative Voltage Hot Swap Controller
+
+maintainers:
+  - Nuno Sá <nuno.sa@...log.com>
+
+description: |
+  This module is part of the LTC4283 MFD device.
+  See Documentation/devicetree/bindings/mfd/adi,ltc4283.yaml
+  This implements the GPIO bindings for the LTC4283 negative voltage hot swap
+  controller.
+
+properties:
+  compatible:
+    enum:
+      - adi,ltc4283-gpio
+
+  gpio-controller: true
+
+  '#gpio-cells':
+    const: 2
+
+required:
+  - compatible
+  - gpio-controller
+  - '#gpio-cells'
+
+additionalProperties: false
diff --git a/MAINTAINERS b/MAINTAINERS
index d5d3018b5424f403e7396f0470a12ce8c94a5e49..e492e75833564bd9065fe2422e86479553ea59dd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -14505,6 +14505,7 @@ M:	Nuno Sá <nuno.sa@...log.com>
 L:	linux-hwmon@...r.kernel.org
 L:	linux-gpio@...r.kernel.org
 S:	Supported
+F:	Documentation/devicetree/bindings/gpio/adi,ltc4283.yaml
 F:	Documentation/devicetree/bindings/hwmon/adi,ltc4283.yaml
 F:	Documentation/devicetree/bindings/mfd/adi,ltc4283.yaml
 F:	drivers/hwmon/ltc4283-hwmon.c

-- 
2.50.1