On Fri, Jun 22, 2018 at 08:45:39PM +0800, Icenowy Zheng wrote:
> As the U-Boot bootloader now is also capable of initialize the HDMI on
> A64 boards, add a simplefb device tree node for accessing the HDMI
> framebuffer initialized by the bootloader.
>
> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
> ---
> Changes in v2:
> - Dropped LCD SimpleFB as it's already added. LCD SimpleFB needs some
> fix but the fix is present when adding DE2 CCU.
>
> arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> index 318c4ba8ae9f..840753432ea5 100644
> --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
> @@ -68,6 +68,15 @@
> <&display_clocks CLK_MIXER0>;
> status = "disabled";
> };
> +
> + simplefb_hdmi: framebuffer-hdmi {
> + compatible = "allwinner,simple-framebuffer",
> + "simple-framebuffer";
> + allwinner,pipeline = "mixer1-lcd1-hdmi";
> + clocks = <&display_clocks CLK_MIXER1>,
> + <&ccu CLK_TCON1>, <&ccu CLK_HDMI>;
> + status = "disabled";
> + };
This node should be before the lcd node
Maxime
--
Maxime Ripard, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com
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