1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
2 # Copyright (C) 2021 GE Inc.
3 # Copyright (C) 2021 Collabora Ltd.
6 $id: http://devicetree.org/schemas/misc/ge-achc.yaml#
7 $schema: http://devicetree.org/meta-schemas/core.yaml#
9 title: GE Healthcare USB Management Controller
12 A device which handles data acquisition from compatible USB based peripherals.
13 SPI is used for device management.
15 Note: This device does not expose the peripherals as USB devices.
18 - Sebastian Reichel <sre@kernel.org>
24 - const: nxp,kinetis-k20
30 description: Digital power supply regulator on VDD pin
33 description: Analog power supply regulator on VDDA pin
37 - description: Control interface
38 - description: Firmware programming interface
41 description: GPIO used for hardware reset.
50 additionalProperties: false
54 #include <dt-bindings/gpio/gpio.h>
60 compatible = "ge,achc", "nxp,kinetis-k20";
63 reset-gpios = <&gpio3 6 GPIO_ACTIVE_LOW>;