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SubjectRe: [PATCH v3 06/12] dt-bindings: media: venus: Convert msm8916 to DT schema
On Mon, Dec 23, 2019 at 01:33:05PM +0200, Stanimir Varbanov wrote:
> Convert qcom,msm8916-venus Venus binding to DT schema
>
> Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
> ---
> .../bindings/media/qcom,msm8916-venus.yaml | 117 ++++++++++++++++++
> 1 file changed, 117 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/media/qcom,msm8916-venus.yaml
>
> diff --git a/Documentation/devicetree/bindings/media/qcom,msm8916-venus.yaml b/Documentation/devicetree/bindings/media/qcom,msm8916-venus.yaml
> new file mode 100644
> index 000000000000..14331c16135c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/media/qcom,msm8916-venus.yaml
> @@ -0,0 +1,117 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +
> +%YAML 1.2
> +---
> +$id: "http://devicetree.org/schemas/media/qcom,msm8916-venus.yaml#"
> +$schema: "http://devicetree.org/meta-schemas/core.yaml#"
> +
> +title: Qualcomm Venus video encode and decode accelerators
> +
> +maintainers:
> + - Stanimir Varbanov <stanimir.varbanov@linaro.org>
> +
> +description: |
> + The Venus IP is a video encode and decode accelerator present
> + on Qualcomm platforms
> +
> +properties:
> + compatible:
> + const: "qcom,msm8916-venus"

No need for quotes.

> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + power-domains:
> + maxItems: 1
> +
> + clocks:
> + maxItems: 3
> +
> + clock-names:
> + items:
> + - const: core
> + - const: iface
> + - const: bus
> +
> + iommus:
> + minItems: 1
> + maxItems: 20

You can have 20 IOMMUs attached to the Venus IP? The binding is for 1
SoC, you should know how many IOMMUs there are.

> +
> + memory-region:
> + maxItems: 1
> +
> + video-decoder:
> + type: object
> +
> + properties:
> + compatible:
> + const: "venus-decoder"
> +
> + required:
> + - compatible
> +
> + additionalProperties: false
> +
> + video-encoder:
> + type: object
> +
> + properties:
> + compatible:
> + const: "venus-encoder"
> +
> + required:
> + - compatible
> +
> + additionalProperties: false
> +
> + video-firmware:
> + type: object
> +
> + description: |
> + Firmware subnode is needed when the platform does not
> + have TrustZone.
> +
> + properties:
> + iommus:
> + minItems: 1
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - power-domains
> + - clocks
> + - clock-names
> + - iommus
> + - memory-region
> + - video-decoder
> + - video-encoder
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/arm-gic.h>
> + #include <dt-bindings/clock/qcom,gcc-msm8916.h>
> +
> + video-codec@1d00000 {
> + compatible = "qcom,msm8916-venus";
> + reg = <0x01d00000 0xff000>;
> + interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
> + clocks = <&gcc GCC_VENUS0_VCODEC0_CLK>,
> + <&gcc GCC_VENUS0_AHB_CLK>,
> + <&gcc GCC_VENUS0_AXI_CLK>;
> + clock-names = "core", "iface", "bus";
> + power-domains = <&gcc VENUS_GDSC>;
> + iommus = <&apps_iommu 5>;
> + memory-region = <&venus_mem>;
> +
> + video-decoder {
> + compatible = "venus-decoder";
> + };
> +
> + video-encoder {
> + compatible = "venus-encoder";
> + };
> + };
> --
> 2.17.1
>

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