arm64: renesas: r8a7795 dtsi: Add dummy dma-controller nodes

From: Geert Uytterhoeven <[email protected]>

Add dummy nodes for the 3 DMA controllers.
This allows to start describing DMA channels for DMA slaves now.

---

Changes from V9: (Magnus Damm <[email protected]>)
- Updated to remove fuzz

Changes from V8: (Magnus Damm <[email protected]>)
- Updated to remove fuzz

Changes from V7: (Magnus Damm <[email protected]>)
- Changed order not to depend on SCIF patch(es)

Based on:
[PATCH 2/6] arm64: renesas: r8a7795 dtsi: Add dummy dma-controller nodes

---

 arch/arm64/boot/dts/renesas/r8a7795.dtsi |   12 ++++++++++++
 1 file changed, 12 insertions(+)

@@ -245,5 +245,17 @@
 				#power-domain-cells = <0>;
 			};
 		};
+
+		dmac0: dma-controller@e6700000 {
+			/* Empty node for now */
+		};
+
+		dmac1: dma-controller@e7300000 {
+			/* Empty node for now */
+		};
+
+		dmac2: dma-controller@e7310000 {
+			/* Empty node for now */
+		};
 	};
 };