| /* | |
| * Copyright (c) 2020 Erwin Rol <erwin@erwinrol.com> | |
| * | |
| * SPDX-License-Identifier: Apache-2.0 | |
| */ | |
| &rcc { | |
| /* | |
| * Reduce bus clock speed to be able | |
| * to reach SPI_LOOPBACK_SLOW_FREQ = 500000 | |
| * with max prescaler 256 | |
| */ | |
| apb2-prescaler = <2>; | |
| }; | |
| &spi1 { | |
| dmas = <&dmamux1 0 11 0x20440 | |
| &dmamux1 8 10 0x20480>; | |
| dma-names = "tx", "rx"; | |
| }; | |
| &dma1 { | |
| status = "okay"; | |
| }; | |
| &dma2 { | |
| status = "okay"; | |
| }; | |
| &dmamux1 { | |
| status = "okay"; | |
| }; |