[POWERPC] 85xx: Enable DMA engine on the MPC8544 DS

Add the device tree node for the DMA engine on 8544, publish
the device and enable the driver in the defconfig.

Signed-off-by: Sebastian Siewior <bigeasy@linutronix.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

1 files changed, 41 insertions, 0 deletions

diff --git a/arch/powerpc/boot/dts/mpc8544ds.dts b/arch/powerpc/boot/dts/mpc8544ds.dts
index 688af9d06382..131ffaae2b5d 100644
--- a/arch/powerpc/boot/dts/mpc8544ds.dts
+++ b/arch/powerpc/boot/dts/mpc8544ds.dts
@@ -116,6 +116,47 @@
                         };
                 };
 
+                dma@21300 {
+                        #address-cells = <1>;
+                        #size-cells = <1>;
+                        compatible = "fsl,mpc8544-dma", "fsl,eloplus-dma";
+                        reg = <21300 4>;
+                        ranges = <0 21100 200>;
+                        cell-index = <0>;
+                        dma-channel@0 {
+                                compatible = "fsl,mpc8544-dma-channel",
+                                                "fsl,eloplus-dma-channel";
+                                reg = <0 80>;
+                                cell-index = <0>;
+                                interrupt-parent = <&mpic>;
+                                interrupts = <14 2>;
+                        };
+                        dma-channel@80 {
+                                compatible = "fsl,mpc8544-dma-channel",
+                                                "fsl,eloplus-dma-channel";
+                                reg = <80 80>;
+                                cell-index = <1>;
+                                interrupt-parent = <&mpic>;
+                                interrupts = <15 2>;
+                        };
+                        dma-channel@100 {
+                                compatible = "fsl,mpc8544-dma-channel",
+                                                "fsl,eloplus-dma-channel";
+                                reg = <100 80>;
+                                cell-index = <2>;
+                                interrupt-parent = <&mpic>;
+                                interrupts = <16 2>;
+                        };
+                        dma-channel@180 {
+                                compatible = "fsl,mpc8544-dma-channel",
+                                                "fsl,eloplus-dma-channel";
+                                reg = <180 80>;
+                                cell-index = <3>;
+                                interrupt-parent = <&mpic>;
+                                interrupts = <17 2>;
+                        };
+                };
+
                 enet0: ethernet@24000 {
                         cell-index = <0>;
                         device_type = "network";