diff options
Diffstat (limited to 'dts/Bindings/media/qcom,venus.txt')
| -rw-r--r-- | dts/Bindings/media/qcom,venus.txt | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/dts/Bindings/media/qcom,venus.txt b/dts/Bindings/media/qcom,venus.txt index 00d0d1bf76..b602c4c025 100644 --- a/dts/Bindings/media/qcom,venus.txt +++ b/dts/Bindings/media/qcom,venus.txt @@ -53,7 +53,8 @@ * Subnodes The Venus video-codec node must contain two subnodes representing -video-decoder and video-encoder. +video-decoder and video-encoder, and one optional firmware subnode. +Firmware subnode is needed when the platform does not have TrustZone. Every of video-encoder or video-decoder subnode should have: @@ -79,6 +80,13 @@ Every of video-encoder or video-decoder subnode should have: power domain which is responsible for collapsing and restoring power to the subcore. +The firmware subnode must have: + +- iommus: + Usage: required + Value type: <prop-encoded-array> + Definition: A list of phandle and IOMMU specifier pairs. + * An Example video-codec@1d00000 { compatible = "qcom,msm8916-venus"; @@ -105,4 +113,8 @@ Every of video-encoder or video-decoder subnode should have: clock-names = "core"; power-domains = <&mmcc VENUS_CORE1_GDSC>; }; + + video-firmware { + iommus = <&apps_iommu 0x10b2 0x0>; + }; }; |