1/* 2 * Copyright (c) 2021 STMicroelectronics 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/* Set div-q to get test clk freq into acceptable SPI freq range */ 8&pll { 9 /delete-property/ div-q; 10 div-q = <8>; 11}; 12 13&sram2 { 14 zephyr,memory-attr = < DT_MEM_ARM(ATTR_MPU_RAM_NOCACHE) >; 15}; 16 17&spi1 { 18 dmas = <&dmamux1 0 38 (STM32_DMA_PERIPH_TX | STM32_DMA_PRIORITY_HIGH) 19 &dmamux1 1 37 (STM32_DMA_PERIPH_RX | STM32_DMA_PRIORITY_HIGH)>; 20 dma-names = "tx", "rx"; 21 slow@0 { 22 compatible = "test-spi-loopback-slow"; 23 reg = <0>; 24 spi-max-frequency = <500000>; 25 }; 26 fast@0 { 27 compatible = "test-spi-loopback-fast"; 28 reg = <0>; 29 spi-max-frequency = <16000000>; 30 }; 31}; 32 33&dma1 { 34 status = "okay"; 35}; 36 37&dma2 { 38 status = "okay"; 39}; 40 41&dmamux1 { 42 status = "okay"; 43}; 44