[v3,11/11] arm64: allwinner: a64: add simplefb for A64 SoC

Commit Message

Icenowy Zheng Dec. 22, 2017, 12:22 p.m. UTC

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

Add support for simplefb for these pipelines on A64 SoC.

Signed-off-by: Icenowy Zheng <[e-mail]>
---
 arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 31 +++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

Patch

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
index fb8ea7c414e1..993f5df73e8d 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi
@@ -42,9 +42,11 @@ 
  *     OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#include <dt-bindings/clock/sun8i-de2.h>
 #include <dt-bindings/clock/sun50i-a64-ccu.h>
 #include <dt-bindings/clock/sun8i-r-ccu.h>
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/reset/sun8i-de2.h>
 #include <dt-bindings/reset/sun50i-a64-ccu.h>
 
 / {
@@ -52,6 +54,35 @@ 
 	#address-cells = <1>;
 	#size-cells = <1>;
 
+	chosen {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		framebuffer-lcd {
+			compatible = "allwinner,simple-framebuffer",
+				     "simple-framebuffer";
+			allwinner,pipeline = "mixer0-lcd0";
+			clocks = <&display_clocks CLK_BUS_MIXER0>,
+				 <&ccu CLK_BUS_TCON0>, <&ccu CLK_BUS_TCON0>,
+				 <&display_clocks CLK_MIXER0>,
+				 <&ccu CLK_TCON0>;
+			status = "disabled";
+		};
+
+		framebuffer-hdmi {
+			compatible = "allwinner,simple-framebuffer",
+				     "simple-framebuffer";
+			allwinner,pipeline = "mixer1-lcd1-hdmi";
+			clocks = <&display_clocks CLK_BUS_MIXER1>,
+				 <&ccu CLK_BUS_TCON1>, <&ccu CLK_BUS_HDMI>,
+				 <&display_clocks CLK_MIXER1>,
+				 <&ccu CLK_TCON1>, <&ccu CLK_HDMI>,
+				 <&ccu CLK_HDMI_DDC>;
+			status = "disabled";
+		};
+	};
+
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;