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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/bus/allwinner,sun50i-a64-de2.yaml | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/bus/allwinner,sun50i-a64-de2.yaml | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/bus/allwinner,sun50i-a64-de2.yaml b/Documentation/devicetree/bindings/bus/allwinner,sun50i-a64-de2.yaml new file mode 100644 index 000000000..0503651cd --- /dev/null +++ b/Documentation/devicetree/bindings/bus/allwinner,sun50i-a64-de2.yaml @@ -0,0 +1,84 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/bus/allwinner,sun50i-a64-de2.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Allwinner A64 Display Engine Bus Device Tree Bindings + +maintainers: + - Chen-Yu Tsai <wens@csie.org> + - Maxime Ripard <mripard@kernel.org> + +properties: + $nodename: + pattern: "^bus(@[0-9a-f]+)?$" + + "#address-cells": + const: 1 + + "#size-cells": + const: 1 + + compatible: + oneOf: + - const: allwinner,sun50i-a64-de2 + - items: + - const: allwinner,sun50i-h6-de3 + - const: allwinner,sun50i-a64-de2 + + reg: + maxItems: 1 + + allwinner,sram: + description: + The SRAM that needs to be claimed to access the display engine + bus. + $ref: /schemas/types.yaml#definitions/phandle-array + maxItems: 1 + + ranges: true + +patternProperties: + # All other properties should be child nodes with unit-address and 'reg' + "^[a-zA-Z][a-zA-Z0-9,+\\-._]{0,63}@[0-9a-fA-F]+$": + type: object + properties: + reg: + maxItems: 1 + + required: + - reg + +required: + - compatible + - reg + - "#address-cells" + - "#size-cells" + - ranges + - allwinner,sram + +additionalProperties: false + +examples: + - | + bus@1000000 { + compatible = "allwinner,sun50i-a64-de2"; + reg = <0x1000000 0x400000>; + allwinner,sram = <&de2_sram 1>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x1000000 0x400000>; + + display_clocks: clock@0 { + compatible = "allwinner,sun50i-a64-de2-clk"; + reg = <0x0 0x100000>; + clocks = <&ccu 52>, <&ccu 99>; + clock-names = "bus", "mod"; + resets = <&ccu 30>; + #clock-cells = <1>; + #reset-cells = <1>; + }; + }; + +... |