Messages in this thread | | | From | Chen-Yu Tsai <> | Date | Mon, 28 Nov 2016 18:06:33 +0800 | Subject | Re: [RFC PATCH] ARM: dts: sun8i: add simplefb node for H3 |
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On Mon, Nov 28, 2016 at 5:59 PM, Icenowy Zheng <icenowy@aosc.xyz> wrote: > As there's currently a fork of U-Boot which provides simplefb support
Please add it when its finalized...
> for H3, a simplefb node can be added to the device tree. > > Signed-off-by: Icenowy Zheng <icenowy@aosc.xyz> > --- > > I'm still not sure which pipeline should I use.
You are supposed to add _all_ the pipelines that are available and supported by U-boot. U-boot is then supposed to enable and update the one it set up.
ChenYu
> > And, it seems that HDMI Slow Clock is not needed? > > (seems that it's only for EDID, but simplefb won't use EDID) > > arch/arm/boot/dts/sun8i-h3.dtsi | 16 ++++++++++++++++ > 1 file changed, 16 insertions(+) > > diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi > index 75a8654..cacc8dd 100644 > --- a/arch/arm/boot/dts/sun8i-h3.dtsi > +++ b/arch/arm/boot/dts/sun8i-h3.dtsi > @@ -50,6 +50,22 @@ > / { > interrupt-parent = <&gic>; > > + chosen { > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > + > + simplefb_hdmi: framebuffer@0 { > + compatible = "allwinner,simple-framebuffer", > + "simple-framebuffer"; > + allwinner,pipeline = "de0-lcd0-hdmi"; > + clocks = <&ccu CLK_BUS_TCON0>, <&ccu CLK_BUS_DE>, > + <&ccu CLK_BUS_HDMI>, <&ccu CLK_DE>, > + <&ccu CLK_TCON0>, <&ccu CLK_HDMI>; > + status = "disabled"; > + }; > + }; > + > cpus { > #address-cells = <1>; > #size-cells = <0>; > -- > 2.10.2 >
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