[PATCH 8/9] arm64: dts: broadcom: bcm2712: Add DMA controllers

[Peter Robinson]

Describe the BCM2712 legacy DMA channels (0-5) and the DMA4
channels (6-11) as separate nodes, both disabled for boards
to enable. Node labels follow the Raspberry Pi downstream tree.

Signed-off-by: Peter Robinson <pbrobinson at gmail.com>
---
 arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 40 +++++++++++++++++++++++
 1 file changed, 40 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
index edae2f3584a8d..be4e94c9e7695 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
@@ -546,6 +546,46 @@ axi: axi {
 			     <0x18 0x00000000  0x18 0x00000000  0x04 0x00000000>,
 			     <0x1c 0x00000000  0x1c 0x00000000  0x04 0x00000000>;
 
+		dma32: dma-controller at 1000010000 {
+			compatible = "brcm,bcm2712-dma";
+			reg = <0x10 0x00010000 0x0 0x600>;
+			interrupts = <GIC_SPI 80 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "dma0",
+					  "dma1",
+					  "dma2",
+					  "dma3",
+					  "dma4",
+					  "dma5";
+			#dma-cells = <1>;
+			brcm,dma-channel-mask = <0x0035>;
+			status = "disabled";
+		};
+
+		dma40: dma-controller at 1000010600 {
+			compatible = "brcm,bcm2712-dma";
+			reg = <0x10 0x00010600 0x0 0x600>;
+			interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>, /* dma4 6 */
+				     <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>, /* dma4 7 */
+				     <GIC_SPI 88 IRQ_TYPE_LEVEL_HIGH>, /* dma4 8 */
+				     <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>, /* dma4 9 */
+				     <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>, /* dma4 10 */
+				     <GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>; /* dma4 11 */
+			interrupt-names = "dma6",
+					  "dma7",
+					  "dma8",
+					  "dma9",
+					  "dma10",
+					  "dma11";
+			#dma-cells = <1>;
+			brcm,dma-channel-mask = <0x0fc0>;
+			status = "disabled";
+		};
+
 		pcie0: pcie at 1000100000 {
 			compatible = "brcm,bcm2712-pcie";
 			reg = <0x10 0x00100000 0x00 0x9310>;
-- 
2.56.0