blob: a2c63c8b1d10bfea6bff9e3dd4d1bcb1c7e2e7e5 [file] [log] [blame]
# SPDX-License-Identifier: GPL-2.0
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/bcm/raspberrypi,bcm2835-firmware.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Raspberry Pi VideoCore firmware driver
maintainers:
- Eric Anholt <eric@anholt.net>
- Stefan Wahren <wahrenst@gmx.net>
select:
properties:
compatible:
contains:
const: raspberrypi,bcm2835-firmware
required:
- compatible
properties:
compatible:
items:
- const: raspberrypi,bcm2835-firmware
- const: simple-mfd
mboxes:
$ref: '/schemas/types.yaml#/definitions/phandle'
description: |
Phandle to the firmware device's Mailbox.
(See: ../mailbox/mailbox.txt for more information)
clocks:
type: object
properties:
compatible:
const: raspberrypi,firmware-clocks
"#clock-cells":
const: 1
description: >
The argument is the ID of the clocks contained by the
firmware messages.
required:
- compatible
- "#clock-cells"
reset:
type: object
properties:
compatible:
const: raspberrypi,firmware-reset
"#reset-cells":
const: 1
description: >
The argument is the ID of the firmware reset line to affect.
required:
- compatible
- "#reset-cells"
additionalProperties: false
required:
- compatible
- mboxes
additionalProperties: false
examples:
- |
firmware {
compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
mboxes = <&mailbox>;
firmware_clocks: clocks {
compatible = "raspberrypi,firmware-clocks";
#clock-cells = <1>;
};
reset: reset {
compatible = "raspberrypi,firmware-reset";
#reset-cells = <1>;
};
};
...