1/* 2 * Copyright (c) 2022 TOKITA Hiroshi <tokita.hiroshi@fujitsu.com> 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7#include <zephyr/dt-bindings/dma/rpi-pico-dma-rp2040.h> 8 9&dma { 10 status = "okay"; 11}; 12 13&spi0 { 14 cs-gpios = <&gpio0 17 GPIO_ACTIVE_LOW>; 15 16 dmas = <&dma 0 RPI_PICO_DMA_SLOT_SPI0_TX 0>, <&dma 1 RPI_PICO_DMA_SLOT_SPI0_RX 0>; 17 dma-names = "tx", "rx"; 18 19 slow@0 { 20 compatible = "test-spi-loopback-slow"; 21 reg = <0>; 22 spi-max-frequency = <500000>; 23 }; 24 fast@0 { 25 compatible = "test-spi-loopback-fast"; 26 reg = <0>; 27 spi-max-frequency = <16000000>; 28 }; 29}; 30