[PATCH V9 20/24] arm64: dts: allwinner: h616: add display engine, bus and mixer nodes

[Chris Morgan <macroalpha82@gmail.com>]

From: Chris Morgan <macromorgan@hotmail.com>

The Allwinner H616 and variants (H618, H700 and T507) have a new display
engine variant (DE33). Support has been added to the existing DE2/DE3
sun4i driver in a previous patch series (x). The variant is selected via
the appropriate mixer device tree compatible string.

Add the respective device-tree nodes for the DE, bus, clock and mixer to
the H616 DTSI, and the matching SRAM section for the DE.

Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Ryan Walklin <ryan@testtoast.com>
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
---
 .../arm64/boot/dts/allwinner/sun50i-h616.dtsi | 59 +++++++++++++++++++
 1 file changed, 59 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
index cdce3dcb8ec0..542d129da9c3 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h616.dtsi
@@ -94,6 +94,13 @@ l2_cache: l2-cache {
 		};
 	};
 
+	de: display-engine {
+		compatible = "allwinner,sun50i-h616-display-engine",
+			     "allwinner,sun50i-h6-display-engine";
+		allwinner,pipelines = <&mixer0>;
+		status = "disabled";
+	};
+
 	reserved-memory {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -150,6 +157,52 @@ soc {
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x0 0x40000000>;
 
+		bus: bus@1000000 {
+			compatible = "allwinner,sun50i-h616-de33",
+				     "allwinner,sun50i-a64-de2";
+			reg = <0x1000000 0x400000>;
+			allwinner,sram = <&de33_sram 1>;
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0 0x1000000 0x400000>;
+
+			display_clocks: clock@8000 {
+				compatible = "allwinner,sun50i-h616-de33-clk";
+				reg = <0x8000 0x100>;
+				clocks = <&ccu CLK_BUS_DE>, <&ccu CLK_DE>;
+				clock-names = "bus", "mod";
+				resets = <&ccu RST_BUS_DE>;
+				#clock-cells = <1>;
+				#reset-cells = <1>;
+			};
+
+			mixer0: mixer@100000 {
+				compatible = "allwinner,sun50i-h616-de33-mixer-0";
+				reg = <0x100000 0x100000>,
+				      <0x8100 0x40>,
+				      <0x280000 0x20000>;
+				reg-names = "layers", "top", "display";
+				clocks = <&display_clocks CLK_BUS_MIXER0>,
+					 <&display_clocks CLK_MIXER0>;
+				clock-names = "bus", "mod";
+				resets = <&display_clocks RST_MIXER0>;
+				iommus = <&iommu 0>;
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					mixer0_out: port@1 {
+						reg = <1>;
+
+						mixer0_out_tcon_top_mixer0: endpoint {
+							remote-endpoint = <&tcon_top_mixer0_in_mixer0>;
+						};
+					};
+				};
+			};
+		};
+
 		crypto: crypto@1904000 {
 			compatible = "allwinner,sun50i-h616-crypto";
 			reg = <0x01904000 0x800>;
@@ -173,6 +226,12 @@ sram_c: sram@28000 {
 				#address-cells = <1>;
 				#size-cells = <1>;
 				ranges = <0 0x00028000 0x30000>;
+
+				de33_sram: sram-section@0 {
+					compatible = "allwinner,sun50i-h616-sram-c",
+						     "allwinner,sun50i-a64-sram-c";
+					reg = <0x0000 0x1e000>;
+				};
 			};
 		};
 
-- 
2.43.0