1/* 2 * Copyright (c) 2022 Intel Corporation 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7 &spi0 { 8 loopback; 9 10 dmas = <&xdmac 1 DMA_PERID_SPI0_TX>, <&xdmac 2 DMA_PERID_SPI0_RX>; 11 dma-names = "tx", "rx"; 12 13 slow@0 { 14 compatible = "test-spi-loopback-slow"; 15 reg = <0>; 16 spi-max-frequency = <500000>; 17 }; 18 fast@0 { 19 compatible = "test-spi-loopback-fast"; 20 reg = <0>; 21 spi-max-frequency = <1000000>; 22 }; 23}; 24 25&spi1 { 26 loopback; 27 28 dmas = <&xdmac 3 DMA_PERID_SPI1_TX>, <&xdmac 4 DMA_PERID_SPI1_RX>; 29 dma-names = "tx", "rx"; 30 31 slow@0 { 32 compatible = "test-spi-loopback-slow"; 33 reg = <0>; 34 spi-max-frequency = <500000>; 35 }; 36 fast@0 { 37 compatible = "test-spi-loopback-fast"; 38 reg = <0>; 39 spi-max-frequency = <1000000>; 40 }; 41}; 42