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Unverified Commit c1cff65f authored by Harald Geyer's avatar Harald Geyer Committed by Maxime Ripard
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arm64: dts: allwinner: a64: add simplefb for A64 SoC 



The A64 SoC features two display pipelines, one has a LCD output, the
other has a HDMI output.

Add support for simplefb for the LCD output. Tested on Teres I.

This patch was inspired by work of Icenowy Zheng.

Signed-off-by: default avatarHarald Geyer <harald@ccbib.org>
Signed-off-by: default avatarMaxime Ripard <maxime.ripard@bootlin.com>
parent d4185043

arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi

+20 −0
Original line number Diff line number Diff line
@@ -52,6 +52,26 @@ 
	#address-cells = <1>;

	#size-cells = <1>;



	chosen {

		#address-cells = <1>;

		#size-cells = <1>;

		ranges;



/*

 * The pipeline mixer0-lcd0 depends on clock CLK_MIXER0 from DE2 CCU.

 * However there is no support for this clock on A64 yet, so we depend

 * on the upstream clocks here to keep them (and thus CLK_MIXER0) up.

 */

		simplefb_lcd: framebuffer-lcd {

			compatible = "allwinner,simple-framebuffer",

				     "simple-framebuffer";

			allwinner,pipeline = "mixer0-lcd0";

			clocks = <&ccu CLK_TCON0>,

				 <&ccu CLK_DE>, <&ccu CLK_BUS_DE>;

			status = "disabled";

		};

	};



	cpus {

		#address-cells = <1>;

		#size-cells = <0>;