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# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
# Copyright (C) 2021 GE Inc.
# Copyright (C) 2021 Collabora Ltd.
%YAML 1.2
---
$id: http://devicetree.org/schemas/misc/ge-achc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: GE Healthcare USB Management Controller
description: |
A device which handles data acquisition from compatible USB based peripherals.
SPI is used for device management.
Note: This device does not expose the peripherals as USB devices.
maintainers:
- Sebastian Reichel <sre@kernel.org>
properties:
compatible:
items:
- const: ge,achc
- const: nxp,kinetis-k20
clocks:
maxItems: 1
vdd-supply:
description: Digital power supply regulator on VDD pin
vdda-supply:
description: Analog power supply regulator on VDDA pin
reg:
items:
- description: Control interface
- description: Firmware programming interface
reset-gpios:
description: GPIO used for hardware reset.
maxItems: 1
required:
- compatible
- clocks
- reg
- reset-gpios
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
spi {
#address-cells = <1>;
#size-cells = <0>;
spi@1 {
compatible = "ge,achc", "nxp,kinetis-k20";
reg = <1>, <0>;
clocks = <&achc_24M>;
reset-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;
};
};
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