ARM: dts: aspeed-g6: Add UDMA node

Add the device tree node for the UART DMA (UDMA) controller.

Signed-off-by: Chia-Wei Wang <chiawei_wang@aspeedtech.com>
Link: https://lore.kernel.org/r/20230320081133.23655-6-chiawei_wang@aspeedtech.com
Signed-off-by: Joel Stanley <joel@jms.id.au>

diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi
index 8246a60..172dd74 100644 (file)
--- a/arch/arm/boot/dts/aspeed-g6.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6.dtsi
@@ -863,6 +863,15 @@
                                clocks = <&syscon ASPEED_CLK_GATE_FSICLK>;
                                status = "disabled";
                        };
+
+                       udma: dma-controller@1e79e000 {
+                               compatible = "aspeed,ast2600-udma";
+                               reg = <0x1e79e000 0x1000>;
+                               interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_HIGH>;
+                               dma-channels = <28>;
+                               #dma-cells = <1>;
+                               status = "disabled";
+                       };
                };
        };
 };