Re: [PATCH 1/2] media: dt-bindings: allwinner: h6-vpu-g2: Add IOMMU reference property

Krzysztof Kozlowski
2022-11-15T14:11:24Z

On 15/11/2022 10:06, Chen-Yu Tsai wrote:
> The Hantro G2 video decoder block sits behind an IOMMU. The device tree
> binding needs a property to reference it. Without a reference for the
> implementation to properly configure the IOMMU, it will fault and cause
> the video decoder to fail.
>
> Add an "iommus" property for referring to the IOMMU port. The master ID
> in the example is taken from the IOMMU fault error message on Linux,
> and the number seems to match the order in the user manual's IOMMU
> diagram.
>
> Fixes: fd6be12716c4 ("media: dt-bindings: allwinner: document H6 Hantro G2 binding")
> Signed-off-by: Chen-Yu Tsai <wenst@chromium.org>
> ---

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Best regards,
Krzysztof