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SubjectRe: [RFC PATCH v5 5/9] dt-binding: tegra: Add VI and CSI bindings
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23.03.2020 20:52, Sowjanya Komatineni пишет:
> Tegra contains VI controller which can support up to 6 MIPI CSI
> camera sensors.
>
> Each Tegra CSI port from CSI unit can be one-to-one mapper to
> VI channel and can capture from an external camera sensor or
> from built-in test pattern generator.
>
> This patch adds dt-bindings for Tegra VI and CSI.
>
> Signed-off-by: Sowjanya Komatineni <skomatineni@nvidia.com>
> ---
> .../display/tegra/nvidia,tegra20-host1x.txt | 67 +++++++++++++++++-----
> 1 file changed, 54 insertions(+), 13 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt
> index 9999255..9421569 100644
> --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt
> +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt
> @@ -40,14 +40,25 @@ of the following host1x client modules:
>
> Required properties:
> - compatible: "nvidia,tegra<chip>-vi"
> - - reg: Physical base address and length of the controller's registers.
> + - reg: Physical base address and length of the controller registers.
> - interrupts: The interrupt outputs from the controller.
> - - clocks: Must contain one entry, for the module clock.
> + - clocks: Must contain an entry for the module clock "vi"
> See ../clocks/clock-bindings.txt for details.

> - - resets: Must contain an entry for each entry in reset-names.
> - See ../reset/reset.txt for details.
> - - reset-names: Must include the following entries:
> - - vi

This should be a wrong change because ARM32 Tegra SoCs do not use power
domain.

> + - power-domains: Must include venc powergate node as vi is in VE partition.

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