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Date: Wed, 16 Sep 2020 19:59:41 +0200
From: Martin Cerveny <m.cerveny@...puter.org>
To: Maxime Ripard <mripard@...nel.org>
Cc: Martin Cerveny <m.cerveny@...puter.org>,
Chen-Yu Tsai <wens@...e.org>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
Rob Herring <robh+dt@...nel.org>
Subject: [PATCH] ARM: dts: sun8i: v3s: Add simple-framebuffer
Add support for "allwinner,simple-framebuffer"
with "mixer0-lcd0" pipeline from boot loader (u-boot).
It depends on boot loader implementation of DE2/TCON0
setup with LCD.
Signed-off-by: Martin Cerveny <m.cerveny@...puter.org>
---
arch/arm/boot/dts/sun8i-v3s.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-v3s.dtsi b/arch/arm/boot/dts/sun8i-v3s.dtsi
index e5312869c0d2..b93dd69bf309 100644
--- a/arch/arm/boot/dts/sun8i-v3s.dtsi
+++ b/arch/arm/boot/dts/sun8i-v3s.dtsi
@@ -43,12 +43,28 @@
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/sun8i-v3s-ccu.h>
#include <dt-bindings/reset/sun8i-v3s-ccu.h>
+#include <dt-bindings/clock/sun8i-de2.h>
/ {
#address-cells = <1>;
#size-cells = <1>;
interrupt-parent = <&gic>;
+ chosen {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ framebuffer-lcd {
+ compatible = "allwinner,simple-framebuffer",
+ "simple-framebuffer";
+ allwinner,pipeline = "mixer0-lcd0";
+ clocks = <&display_clocks CLK_MIXER0>,
+ <&ccu CLK_TCON0>;
+ status = "disabled";
+ };
+ };
+
cpus {
#address-cells = <1>;
#size-cells = <0>;
--
2.17.1
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