109 lines
2.0 KiB
YAML
109 lines
2.0 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/arm/bcm/raspberrypi,bcm2835-firmware.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Raspberry Pi VideoCore firmware driver
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maintainers:
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- Eric Anholt <eric@anholt.net>
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- Stefan Wahren <wahrenst@gmx.net>
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select:
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properties:
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compatible:
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contains:
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const: raspberrypi,bcm2835-firmware
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required:
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- compatible
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properties:
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compatible:
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items:
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- const: raspberrypi,bcm2835-firmware
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- const: simple-mfd
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mboxes:
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maxItems: 1
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clocks:
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type: object
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properties:
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compatible:
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const: raspberrypi,firmware-clocks
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"#clock-cells":
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const: 1
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description: >
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The argument is the ID of the clocks contained by the
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firmware messages.
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required:
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- compatible
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- "#clock-cells"
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reset:
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type: object
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properties:
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compatible:
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const: raspberrypi,firmware-reset
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"#reset-cells":
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const: 1
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description: >
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The argument is the ID of the firmware reset line to affect.
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required:
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- compatible
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- "#reset-cells"
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pwm:
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type: object
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properties:
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compatible:
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const: raspberrypi,firmware-poe-pwm
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"#pwm-cells":
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# See pwm.yaml in this directory for a description of the cells format.
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const: 2
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required:
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- compatible
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- "#pwm-cells"
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additionalProperties: false
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required:
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- compatible
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- mboxes
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additionalProperties: false
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examples:
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- |
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firmware {
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compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
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mboxes = <&mailbox>;
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firmware_clocks: clocks {
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compatible = "raspberrypi,firmware-clocks";
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#clock-cells = <1>;
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};
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reset: reset {
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compatible = "raspberrypi,firmware-reset";
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#reset-cells = <1>;
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};
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pwm: pwm {
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compatible = "raspberrypi,firmware-poe-pwm";
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#pwm-cells = <2>;
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};
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};
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...
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