nvidia,tegra-vde.txt

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    1 NVIDIA Tegra Video Decoder Engine
    2 
    3 Required properties:
    4 - compatible : Must contain one of the following values:
    5    - "nvidia,tegra20-vde"
    6    - "nvidia,tegra30-vde"
    7    - "nvidia,tegra114-vde"
    8    - "nvidia,tegra124-vde"
    9    - "nvidia,tegra132-vde"
   10 - reg : Must contain an entry for each entry in reg-names.
   11 - reg-names : Must include the following entries:
   12   - sxe
   13   - bsev
   14   - mbe
   15   - ppe
   16   - mce
   17   - tfe
   18   - ppb
   19   - vdma
   20   - frameid
   21 - iram : Must contain phandle to the mmio-sram device node that represents
   22          IRAM region used by VDE.
   23 - interrupts : Must contain an entry for each entry in interrupt-names.
   24 - interrupt-names : Must include the following entries:
   25   - sync-token
   26   - bsev
   27   - sxe
   28 - clocks : Must include the following entries:
   29   - vde
   30 - resets : Must contain an entry for each entry in reset-names.
   31 - reset-names : Should include the following entries:
   32   - vde
   33 
   34 Optional properties:
   35 - resets : Must contain an entry for each entry in reset-names.
   36 - reset-names : Must include the following entries:
   37   - mc
   38 - iommus: Must contain phandle to the IOMMU device node.
   39 
   40 Example:
   41 
   42 video-codec@6001a000 {
   43         compatible = "nvidia,tegra20-vde";
   44         reg = <0x6001a000 0x1000 /* Syntax Engine */
   45                0x6001b000 0x1000 /* Video Bitstream Engine */
   46                0x6001c000  0x100 /* Macroblock Engine */
   47                0x6001c200  0x100 /* Post-processing Engine */
   48                0x6001c400  0x100 /* Motion Compensation Engine */
   49                0x6001c600  0x100 /* Transform Engine */
   50                0x6001c800  0x100 /* Pixel prediction block */
   51                0x6001ca00  0x100 /* Video DMA */
   52                0x6001d800  0x300 /* Video frame controls */>;
   53         reg-names = "sxe", "bsev", "mbe", "ppe", "mce",
   54                     "tfe", "ppb", "vdma", "frameid";
   55         iram = <&vde_pool>; /* IRAM region */
   56         interrupts = <GIC_SPI  9 IRQ_TYPE_LEVEL_HIGH>, /* Sync token interrupt */
   57                      <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, /* BSE-V interrupt */
   58                      <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>; /* SXE interrupt */
   59         interrupt-names = "sync-token", "bsev", "sxe";
   60         clocks = <&tegra_car TEGRA20_CLK_VDE>;
   61         reset-names = "vde", "mc";
   62         resets = <&tegra_car 61>, <&mc TEGRA20_MC_RESET_VDE>;
   63         iommus = <&mc TEGRA_SWGROUP_VDE>;
   64 };

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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/Bindings/media/nvidia,tegra-vde.txt

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sys/contrib/device-tree/Bindings/media/nvidia,tegra-vde.txt