boards: tdk_robokit1: Enable SPI0 DMA usage

SPI0 is connected to the TDK 42688-p sensor which produces data
at a very fast rate. Enable using DMA with this SPI bus
by default for this board.

Signed-off-by: Tom Burdick <thomas.burdick@intel.com>

boards/arm/tdk_robokit1/tdk_robokit1-common.dtsi

@@ -81,7 +81,8 @@
 &spi0 {
 	pinctrl-0 = <&spi0_default>;
 	pinctrl-names = "default";
-
+	dmas = <&xdmac 0 DMA_PERID_SPI0_TX>, <&xdmac 1 DMA_PERID_SPI0_RX>;
+	dma-names = "tx", "rx";
 	status = "okay";
 };
 
@@ -140,6 +141,11 @@ zephyr_udc0: &usbhs {
 	status = "okay";
 };
 
+
+&xdmac {
+	status = "okay";
+};
+
 &flash0 {
 	partitions {
 		compatible = "fixed-partitions";

boards/arm/tdk_robokit1/tdk_robokit1.yaml

@@ -9,6 +9,7 @@ toolchain:
   - gnuarmemb
   - xtools
 supported:
+  - dma
   - i2c
   - gpio
   - spi