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Groups > linux.kernel > #1650312
| From | Chen-Yu Tsai <wens@csie.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline |
| Date | 2017-05-25 10:40 +0200 |
| Message-ID | <tKWtk-5Qx-17@gated-at.bofh.it> (permalink) |
| References | <tKCuC-1DS-17@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, May 24, 2017 at 7:17 PM, Icenowy Zheng <icenowy@aosc.io> wrote:
> Allwinner V3s SoC features a "Display Engine 2.0" with only one mixer
> and only one TCON connected to this mixer, which have RGB LCD output.
>
> Add device nodes for this display pipeline.
>
> Signed-off-by: Icenowy Zheng <icenowy@aosc.io>
> ---
> arch/arm/boot/dts/sun8i-v3s.dtsi | 83 ++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 83 insertions(+)
>
> diff --git a/arch/arm/boot/dts/sun8i-v3s.dtsi b/arch/arm/boot/dts/sun8i-v3s.dtsi
> index a49ebef53c91..3a06dc5b3746 100644
> --- a/arch/arm/boot/dts/sun8i-v3s.dtsi
> +++ b/arch/arm/boot/dts/sun8i-v3s.dtsi
> @@ -61,6 +61,12 @@
> };
> };
>
> + de: display-engine {
> + compatible = "allwinner,sun8i-v3s-display-engine";
> + allwinner,pipelines = <&mixer0>;
> + status = "disabled";
> + };
> +
> timer {
> compatible = "arm,armv7-timer";
> interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
> @@ -95,6 +101,83 @@
> #size-cells = <1>;
> ranges;
>
> + display_clocks: clock@1000000 {
> + compatible = "allwinner,sun8i-v3s-de2-clk";
> + reg = <0x01000000 0x100000>;
> + clocks = <&ccu CLK_DE>,
> + <&ccu CLK_BUS_DE>;
> + clock-names = "mod",
> + "bus";
> + resets = <&ccu RST_BUS_DE>;
> + #clock-cells = <1>;
> + #reset-cells = <1>;
> + };
> +
> + mixer0: mixer@1100000 {
Since there's only one, can you drop the numbering suffix?
Same with the TCON.
> + compatible = "allwinner,sun8i-v3s-de2-mixer";
> + reg = <0x01100000 0x100000>;
The display engine also has an interrupt. Please list it.
ChenYu
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[PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline Icenowy Zheng <icenowy@aosc.io> - 2017-05-24 13:20 +0200
Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline Chen-Yu Tsai <wens@csie.org> - 2017-05-25 10:40 +0200
Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline Icenowy Zheng <icenowy@aosc.io> - 2017-05-25 16:00 +0200
Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline Chen-Yu Tsai <wens@csie.org> - 2017-05-25 16:30 +0200
Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline Icenowy Zheng <icenowy@aosc.io> - 2017-05-25 16:40 +0200
Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline Maxime Ripard <maxime.ripard@free-electrons.com> - 2017-05-29 11:10 +0200
Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline icenowy@aosc.io - 2017-05-29 15:10 +0200
Re: [linux-sunxi] [PATCH 1/2] ARM: sun8i: v3s: add device nodes for DE2 display pipeline Maxime Ripard <maxime.ripard@free-electrons.com> - 2017-06-03 00:20 +0200
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