ARM: dts: dra7: add entry for bb2d module

BB2D is a Vivante GC 2D Accelerator.
This adds the node to the dts file within a target module node.
Crossbar index number is used for interrupt mapping.
Signed-off-by: Gowtham Tammana <g-tammana@ti.com>
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/dra7.dtsi

@@ -965,6 +965,25 @@ hdmi: encoder@0 {
 			};
 		};
 
+		target-module@59000000 {
+			compatible = "ti,sysc-omap4", "ti,sysc";
+			reg = <0x59000020 0x4>;
+			reg-names = "rev";
+			clocks = <&dss_clkctrl DRA7_DSS_BB2D_CLKCTRL 0>;
+			clock-names = "fck";
+			#address-cells = <1>;
+			#size-cells = <1>;
+			ranges = <0x0 0x59000000 0x1000>;
+
+			bb2d: gpu@0 {
+				compatible = "vivante,gc";
+				reg = <0x0 0x700>;
+				interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&dss_clkctrl DRA7_BB2D_CLKCTRL 0>;
+				clock-names = "core";
+			};
+		};
+
 		aes1_target: target-module@4b500000 {
 			compatible = "ti,sysc-omap2", "ti,sysc";
 			reg = <0x4b500080 0x4>,