1/* SPDX-License-Identifier: Apache-2.0 */ 2 3&dmac { 4 status = "okay"; 5}; 6 7dut: &sercom1 { 8 status = "okay"; 9 compatible = "atmel,sam0-uart"; 10 current-speed = <115200>; 11 #address-cells = <1>; 12 #size-cells = <0>; 13 14 /* Internally loop-back TX and RX on PAD0 */ 15 rxpo = <0>; 16 txpo = <0>; 17 18 /* Configure DMA channels for async operation */ 19 dmas = <&dmac 0 6>, <&dmac 1 7>; 20 dma-names = "rx", "tx"; 21}; 22 23&sercom2 { 24 /* configure DMA channels for async operation */ 25 dmas = <&dmac 30 8>, <&dmac 31 9>; 26 dma-names = "rx", "tx"; 27}; 28