[PATCH 2/6] dt-bindings: gpio: add max77759 binding

[André Draszik <andre.draszik@xxxxxxxxxx>]

Add the DT binding document for the GPIO module of the Maxim MAX77759.

Signed-off-by: André Draszik <andre.draszik@xxxxxxxxxx>
---
 .../bindings/gpio/maxim,max77759-gpio.yaml         | 47 ++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/Documentation/devicetree/bindings/gpio/maxim,max77759-gpio.yaml b/Documentation/devicetree/bindings/gpio/maxim,max77759-gpio.yaml
new file mode 100644
index 000000000000..9bafb16ad688
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/maxim,max77759-gpio.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/gpio/maxim,max77759-gpio.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Maxim Integrated MAX77759 GPIO
+
+maintainers:
+  - André Draszik <andre.draszik@xxxxxxxxxx>
+
+description: |
+  This module is part of the MAX77759 PMIC. For additional information, see
+  Documentation/devicetree/bindings/mfd/maxim,max77759.yaml.
+
+  The MAX77759 is a PMIC integrating, amongst others, a GPIO controller
+  including interrupt support for 2 GPIO lines.
+
+properties:
+  compatible:
+    const: maxim,max77759-gpio
+
+  "#interrupt-cells":
+    const: 2
+
+  interrupt-controller: true
+
+  interrupts:
+    maxItems: 2
+
+  "#gpio-cells":
+    const: 2
+
+  gpio-controller: true
+
+  gpio-line-names:
+    minItems: 1
+    maxItems: 2
+
+required:
+  - compatible
+  - "#gpio-cells"
+  - gpio-controller
+  - "#interrupt-cells"
+  - interrupt-controller
+
+additionalProperties: false

-- 
2.48.1.658.g4767266eb4-goog