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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mfd/kontron,sl28cpld.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Kontron's sl28cpld board management controller
+
+maintainers:
+ - Michael Walle <michael@walle.cc>
+
+description: |
+ The board management controller may contain different IP blocks like
+ watchdog, fan monitoring, PWM controller, interrupt controller and a
+ GPIO controller.
+
+properties:
+ compatible:
+ const: kontron,sl28cpld
+
+ reg:
+ description:
+ I2C device address.
+ maxItems: 1
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 0
+
+ "#interrupt-cells":
+ const: 2
+
+ interrupts:
+ maxItems: 1
+
+ interrupt-controller: true
+
+patternProperties:
+ "^gpio(@[0-9a-f]+)?$":
+ $ref: ../gpio/kontron,sl28cpld-gpio.yaml
+
+ "^hwmon(@[0-9a-f]+)?$":
+ $ref: ../hwmon/kontron,sl28cpld-hwmon.yaml
+
+ "^interrupt-controller(@[0-9a-f]+)?$":
+ $ref: ../interrupt-controller/kontron,sl28cpld-intc.yaml
+
+ "^pwm(@[0-9a-f]+)?$":
+ $ref: ../pwm/kontron,sl28cpld-pwm.yaml
+
+ "^watchdog(@[0-9a-f]+)?$":
+ $ref: ../watchdog/kontron,sl28cpld-wdt.yaml
+
+required:
+ - "#address-cells"
+ - "#size-cells"
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ i2c {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sl28cpld@4a {
+ compatible = "kontron,sl28cpld";
+ reg = <0x4a>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ watchdog@4 {
+ compatible = "kontron,sl28cpld-wdt";
+ reg = <0x4>;
+ kontron,assert-wdt-timeout-pin;
+ };
+
+ hwmon@b {
+ compatible = "kontron,sl28cpld-fan";
+ reg = <0xb>;
+ };
+
+ pwm@c {
+ compatible = "kontron,sl28cpld-pwm";
+ reg = <0xc>;
+ #pwm-cells = <2>;
+ };
+
+ pwm@e {
+ compatible = "kontron,sl28cpld-pwm";
+ reg = <0xe>;
+ #pwm-cells = <2>;
+ };
+
+ gpio@10 {
+ compatible = "kontron,sl28cpld-gpio";
+ reg = <0x10>;
+ interrupts-extended = <&gpio2 6
+ IRQ_TYPE_EDGE_FALLING>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-line-names = "a", "b", "c";
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio@15 {
+ compatible = "kontron,sl28cpld-gpio";
+ reg = <0x15>;
+ interrupts-extended = <&gpio2 6
+ IRQ_TYPE_EDGE_FALLING>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ gpio@1a {
+ compatible = "kontron,sl28cpld-gpo";
+ reg = <0x1a>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ gpio@1b {
+ compatible = "kontron,sl28cpld-gpi";
+ reg = <0x1b>;
+
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ interrupt-controller@1c {
+ compatible = "kontron,sl28cpld-intc";
+ reg = <0x1c>;
+ interrupts-extended = <&gpio2 6
+ IRQ_TYPE_EDGE_FALLING>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+ };
+ };