/* | |
* 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"; | |
}; |