Adds a binding for the HEVC decoder found on the BCM2711 / Raspberry Pi 4, and BCM2712 / Raspberry Pi 5. Signed-off-by: Dave Stevenson <dave.stevenson@xxxxxxxxxxxxxxx> --- .../bindings/media/raspberrypi,hevc-dec.yaml | 72 ++++++++++++++++++++++ 1 file changed, 72 insertions(+) diff --git a/Documentation/devicetree/bindings/media/raspberrypi,hevc-dec.yaml b/Documentation/devicetree/bindings/media/raspberrypi,hevc-dec.yaml new file mode 100644 index 000000000000..d9e804300297 --- /dev/null +++ b/Documentation/devicetree/bindings/media/raspberrypi,hevc-dec.yaml @@ -0,0 +1,72 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/raspberrypi,hevc-dec.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Raspberry Pi HEVC Decoder + +maintainers: + - John Cox <john.cox@xxxxxxxxxxxxxxx> + - Dom Cobley <dom@xxxxxxxxxxxxxxx> + - Dave Stevenson <dave.stevenson@xxxxxxxxxxxxxxx> + - Raspberry Pi internal review list <kernel-list@xxxxxxxxxxxxxxx> + +description: |- + The Raspberry Pi HEVC decoder is a hardware video decode accelerator block + found in the BCM2711 and BCM2712 processors used on Raspberry Pi 4 and 5 + boards respectively. + +properties: + compatible: + enum: + - raspberrypi,hevc-dec + + reg: + items: + - description: The HEVC main register region + - description: The Interrupt control register region + + reg-names: + items: + - const: intc + - const: hevc + + interrupts: + maxItems: 1 + + clocks: + items: + - description: The HEVC block clock + + clock-names: + items: + - const: hevc + +required: + - compatible + - reg + - reg-names + - interrupts + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/arm-gic.h> + + video-codec@7eb10000 { + compatible = "raspberrypi,hevc-dec"; + reg = <0x7eb10000 0x1000>, /* INTC */ + <0x7eb00000 0x10000>; /* HEVC */ + reg-names = "intc", + "hevc"; + + interrupts = <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>; + + clocks = <&clk 0>; + clock-names = "hevc"; + }; + +... -- 2.34.1
