[BACKPORT] stm32 enable separate DMA per SPI configuration#40

Merged

LorenzMeier merged 1 commit intopx4_firmware_nuttx-7.22+from pr-stm32_dma_per_spi_backport

Oct 18, 2018

+128-21

Commits on Oct 18, 2018

[BACKPORT] Merged in dagar/nuttx/pr-stm32_dma_per_spi (pull request #736)
dagar
committed