linux-kernel - [PATCH 1/8] dt-bindings: Add MAX7360 MFD device

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Message-Id: <20241219-mdb-max7360-support-v1-1-8e8317584121@bootlin.com>
Date: Thu, 19 Dec 2024 17:21:18 +0100
From: Mathieu Dubois-Briand <mathieu.dubois-briand@...tlin.com>
To: Lee Jones <lee@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Kamel Bouhara <kamel.bouhara@...tlin.com>, 
 Linus Walleij <linus.walleij@...aro.org>, 
 Bartosz Golaszewski <brgl@...ev.pl>, 
 Dmitry Torokhov <dmitry.torokhov@...il.com>, 
 Uwe Kleine-König <ukleinek@...nel.org>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-gpio@...r.kernel.org, linux-input@...r.kernel.org, 
 linux-pwm@...r.kernel.org, 
 Grégory Clement <gregory.clement@...tlin.com>, 
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>, 
 Mathieu Dubois-Briand <mathieu.dubois-briand@...tlin.com>
Subject: [PATCH 1/8] dt-bindings: Add MAX7360 MFD device

Add device tree bindings for Maxim Integrated MAX7360 MFD device with
support for keypad, rotary, gpios and pwm functionalities.

Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@...tlin.com>
---
 Documentation/devicetree/bindings/mfd/max7360.yaml | 56 ++++++++++++++++++++++
 1 file changed, 56 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/max7360.yaml b/Documentation/devicetree/bindings/mfd/max7360.yaml
new file mode 100644
index 000000000000..49dd437fd313
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/max7360.yaml
@@ -0,0 +1,56 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/max7360.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim MAX7360 Keypad, Rotary encoder, PWM and GPIO controller
+
+maintainers:
+  - Kamel Bouhara <kamel.bouhara@...tlin.com>
+  - Mathieu Dubois-Briand <mathieu.dubois-briand@...tlin.com>
+
+description: |
+  Maxim MAX7360 MFD device, with following functions:
+    - keypad controller
+    - rotary controller
+    - GPIO and GPO controller
+    - PWM controller
+
+  https://www.analog.com/en/products/max7360.html
+
+properties:
+  compatible:
+    enum:
+      - maxim,max7360
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    description: The interrupt line the device is connected to.
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      max7360@38 {
+        compatible = "maxim,max7360";
+        reg = <0x38>;
+
+        interrupt-parent = <&gpio1>;
+        interrupts = <23 IRQ_TYPE_LEVEL_LOW>;
+      };
+    };

-- 
2.39.5