samples/drivers/spi_flash/boards/b_u585i_iot02a.overlay

/*
 * Copyright (c) 2022 STMicroelectronics
 *
 * SPDX-License-Identifier: Apache-2.0
 */

&octospi2 {
            /* channel 12-15 are for transfers to/from external memories */
            dmas = <&gpdma1 12 41 0x10480>; /* request 41 for OCTOSPI2 */
            dma-names = "tx_rx";
};