/* * Copyright (c) 2025 Silicon Laboratories Inc. * * SPDX-License-Identifier: Apache-2.0 */ #include &pinctrl { eusart1_default: eusart1_default { group0 { pins = , ; drive-push-pull; output-high; }; group1 { pins = ; input-enable; }; }; }; &eusart1 { dmas = <&dma0 DMA_REQSEL_EUSART1TXFL>, <&dma0 DMA_REQSEL_EUSART1RXFL>; dma-names = "tx", "rx"; #address-cells = <1>; #size-cells = <0>; pinctrl-0 = <&eusart1_default>; pinctrl-names = "default"; status = "okay"; cs-gpios = <&gpioc 0 GPIO_ACTIVE_LOW>; slow@0 { compatible = "test-spi-loopback-slow"; reg = <0>; spi-max-frequency = <500000>; }; fast@1 { compatible = "test-spi-loopback-fast"; reg = <1>; spi-max-frequency = <10000000>; }; }; &dma0 { status = "okay"; };