[PATCH] ARM: dts: sun8i: v3s: Add simple-framebuffer

From: Martin Cerveny
Date: Wed Sep 16 2020 - 14:02:05 EST


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@xxxxxxxxxxxx>
---
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