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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#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Kontron's sl28cpld board management controller
maintainers:
- Michael Walle <michael@walle.cc>
description: |
The board management controller may contain different IP blocks like
watchdog, fan monitoring, PWM controller, interrupt controller and a
GPIO controller.
properties:
compatible:
const: kontron,sl28cpld
reg:
description:
I2C device address.
maxItems: 1
"#address-cells":
const: 1
"#size-cells":
const: 0
"#interrupt-cells":
const: 2
interrupts:
maxItems: 1
interrupt-controller: true
patternProperties:
"^gpio(@[0-9a-f]+)?$":
$ref: /schemas/gpio/kontron,sl28cpld-gpio.yaml
"^hwmon(@[0-9a-f]+)?$":
$ref: /schemas/hwmon/kontron,sl28cpld-hwmon.yaml
"^interrupt-controller(@[0-9a-f]+)?$":
$ref: /schemas/interrupt-controller/kontron,sl28cpld-intc.yaml
"^pwm(@[0-9a-f]+)?$":
$ref: /schemas/pwm/kontron,sl28cpld-pwm.yaml
"^watchdog(@[0-9a-f]+)?$":
$ref: /schemas/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>;
};
};
};
|
