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Diffstat (limited to 'Documentation/devicetree/bindings/media/aspeed,video-engine.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/media/aspeed,video-engine.yaml | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/media/aspeed,video-engine.yaml b/Documentation/devicetree/bindings/media/aspeed,video-engine.yaml new file mode 100644 index 000000000000..682bba20778c --- /dev/null +++ b/Documentation/devicetree/bindings/media/aspeed,video-engine.yaml @@ -0,0 +1,70 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/aspeed,video-engine.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ASPEED Video Engine + +maintainers: + - Eddie James <eajames@linux.ibm.com> + +description: + The Video Engine (VE) embedded in the ASPEED SOCs can be configured to + capture and compress video data from digital or analog sources. + +properties: + compatible: + enum: + - aspeed,ast2400-video-engine + - aspeed,ast2500-video-engine + - aspeed,ast2600-video-engine + + reg: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: vclk + - const: eclk + + resets: + maxItems: 1 + + interrupts: + maxItems: 1 + + memory-region: + maxItems: 1 + description: | + Phandle to the reserved memory nodes to be associated with the + VE. VE will acquires memory space for 3 purposes: + 1. JPEG header + 2. Compressed result + 3. Temporary transformed image data + +required: + - compatible + - reg + - clocks + - clock-names + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + #include <dt-bindings/clock/ast2600-clock.h> + + video@1e700000 { + compatible = "aspeed,ast2600-video-engine"; + reg = <0x1e700000 0x1000>; + clocks = <&syscon ASPEED_CLK_GATE_VCLK>, + <&syscon ASPEED_CLK_GATE_ECLK>; + clock-names = "vclk", "eclk"; + interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; + }; |