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From: Stephen Boyd <sboyd@kernel.org>
To: Heiko Stuebner <heiko@sntech.de>, linux-rockchip@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org,
	justin.swartz@risingedge.co.za, linux-kernel@vger.kernel.org,
	linux-clk@vger.kernel.org, mturquette@baylibre.com,
	Heiko Stuebner <heiko@sntech.de>
Subject: Re: [PATCH 3/4] ARM: dts: rockchip: add display nodes for rk322x
Date: Fri, 14 Jun 2019 10:45:25 -0700
Message-ID: <20190614174526.6F805217D6@mail.kernel.org> (raw)
In-Reply-To: <20190614165454.13743-4-heiko@sntech.de>

Quoting Heiko Stuebner (2019-06-14 09:54:53)
> From: Justin Swartz <justin.swartz@risingedge.co.za>
> 
> 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@risingedge.co.za>
> [added assigned-clock settings for hdmiphy output]
> Signed-off-by: Heiko Stuebner <heiko@sntech.de>
> ---
>  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?


  reply index

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-14 16:54 [PATCH 0/4] hdmi on rk3229 Heiko Stuebner
2019-06-14 16:54 ` [PATCH 1/4] clk: rockchip: add clock id for hdmi_phy special clock Heiko Stuebner
2019-06-14 20:38   ` Justin Swartz
2019-06-14 16:54 ` [PATCH 2/4] clk: rockchip: export HDMIPHY clock Heiko Stuebner
2019-06-14 20:38   ` Justin Swartz
2019-06-14 16:54 ` [PATCH 3/4] ARM: dts: rockchip: add display nodes for rk322x Heiko Stuebner
2019-06-14 17:45   ` Stephen Boyd [this message]
2019-06-14 18:32     ` Justin Swartz
2019-06-14 19:33       ` Heiko Stuebner
2019-06-14 20:36         ` Stephen Boyd
2019-06-14 23:05           ` Heiko Stuebner
2019-06-14 16:54 ` [PATCH 4/4] ARM: dts: rockchip: fix vop iommu-cells on rk322x Heiko Stuebner

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