Quoting Heiko Stuebner (2019-06-14 09:54:53)
> From: Justin Swartz <justin.swartz@xxxxxxxxxxxxxxxx>
>
> Add display_subsystem, hdmi_phy, vop, and hdmi device nodes plus
> a few hdmi pinctrl entries to allow for HDMI output.
>
> Signed-off-by: Justin Swartz <justin.swartz@xxxxxxxxxxxxxxxx>
> [added assigned-clock settings for hdmiphy output]
> Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
> ---
> arch/arm/boot/dts/rk322x.dtsi | 83 +++++++++++++++++++++++++++++++++++
> 1 file changed, 83 insertions(+)
>
> diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
> index da102fff96a2..148f9b5157ea 100644
> --- a/arch/arm/boot/dts/rk322x.dtsi
> +++ b/arch/arm/boot/dts/rk322x.dtsi
> @@ -143,6 +143,11 @@
> #clock-cells = <0>;
> };
>
> + display_subsystem: display-subsystem {
> + compatible = "rockchip,display-subsystem";
> + ports = <&vop_out>;
> + };
> +
What is this? It doesn't have a reg property so it looks like a virtual
device. Why is it in DT?
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