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84 lines
1.8 KiB
84 lines
1.8 KiB
# SPDX-License-Identifier: GPL-2.0 |
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%YAML 1.2 |
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--- |
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$id: http://devicetree.org/schemas/bus/allwinner,sun50i-a64-de2.yaml# |
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$schema: http://devicetree.org/meta-schemas/core.yaml# |
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title: Allwinner A64 Display Engine Bus Device Tree Bindings |
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maintainers: |
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- Chen-Yu Tsai <[email protected]> |
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- Maxime Ripard <[email protected]> |
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properties: |
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$nodename: |
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pattern: "^bus(@[0-9a-f]+)?$" |
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"#address-cells": |
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const: 1 |
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"#size-cells": |
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const: 1 |
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compatible: |
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oneOf: |
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- const: allwinner,sun50i-a64-de2 |
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- items: |
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- const: allwinner,sun50i-h6-de3 |
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- const: allwinner,sun50i-a64-de2 |
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reg: |
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maxItems: 1 |
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allwinner,sram: |
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description: |
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The SRAM that needs to be claimed to access the display engine |
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bus. |
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$ref: /schemas/types.yaml#/definitions/phandle-array |
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maxItems: 1 |
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ranges: true |
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patternProperties: |
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# All other properties should be child nodes with unit-address and 'reg' |
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"^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-fA-F]+$": |
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type: object |
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properties: |
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reg: |
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maxItems: 1 |
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required: |
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- reg |
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required: |
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- compatible |
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- reg |
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- "#address-cells" |
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- "#size-cells" |
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- ranges |
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- allwinner,sram |
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additionalProperties: false |
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examples: |
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- | |
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bus@1000000 { |
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compatible = "allwinner,sun50i-a64-de2"; |
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reg = <0x1000000 0x400000>; |
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allwinner,sram = <&de2_sram 1>; |
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#address-cells = <1>; |
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#size-cells = <1>; |
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ranges = <0 0x1000000 0x400000>; |
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display_clocks: clock@0 { |
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compatible = "allwinner,sun50i-a64-de2-clk"; |
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reg = <0x0 0x100000>; |
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clocks = <&ccu 52>, <&ccu 99>; |
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clock-names = "bus", "mod"; |
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resets = <&ccu 30>; |
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#clock-cells = <1>; |
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#reset-cells = <1>; |
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}; |
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}; |
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...
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