1/* 2 * Copyright (c) 2020 Stephanos Ioannidis <root@stephanos.io> 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7&sercom5 { 8 /* Internally connect MOSI to MISO for loop-back operation */ 9 dipo = <0>; 10 dopo = <0>; 11 slow@0 { 12 compatible = "test-spi-loopback-slow"; 13 reg = <0>; 14 spi-max-frequency = <500000>; 15 }; 16 fast@0 { 17 compatible = "test-spi-loopback-fast"; 18 reg = <0>; 19 spi-max-frequency = <16000000>; 20 }; 21}; 22