Code

DMA SPI support for STM32 devices#162

Code

Merged

multiplemonomials merged 21 commits intomastermbed-ce/mbed-os:masterfrom dev/stm32-dma-spimbed-ce/mbed-os:dev/stm32-dma-spiCopy head branch name to clipboardNov 3, 2023

+2,642-265

Commits

Commits on Oct 27, 2023

• Start on STM32 DMA SPI

  multiplemonomials

  committed
  9a62406

• Update all objects.hs, add interrupt function

  multiplemonomials

  committed
  2b5c014

• Initial DMA code should be ready to test out...

  multiplemonomials

  committed
  8c8f03f

• Fix SPI interrupt-mode IRQ handlers, add SPI::transfer_and_wait

  multiplemonomials

  committed
  8eff3e5

• Fix CMake error when building for STM32WL processors

  multiplemonomials

  committed
  77770ac

• Now builds on all STM devices!

  multiplemonomials

  committed
  2d4f3de

• Properly support STM32U5 / DMA IP v3

  multiplemonomials

  committed
  8a276b0

• Start on STM32F4 support, fix hardfault on IP v1 and v3 due to incorrect indexing

  multiplemonomials

  committed
  6c54c2e

• Fix Rx-only transfers, add abort code, fix incorrect channel assignments for DMA IP v1 devices

  multiplemonomials

  committed
  b5f12fe

• Start on STM32H7 SPI DMA

  multiplemonomials

  committed
  f150a62

• Fixes for H7: Correctly manage data cache, keep SPI ISR enabled

  multiplemonomials

  committed
  7af59fb

• Implement DMA SPI header constants for all remaining STM32 families. Also add support for freeing DMA channels

  multiplemonomials

  committed
  8fdd9f0

• Try and fix build on STM32G0

  multiplemonomials

  committed
  e863b22

• Fix build on STM32G0

  multiplemonomials

  committed
  92a686d

• Add SPI_32BIT_WORDS label, start on fixing SPI docs

  multiplemonomials

  committed
  c93d2fe

• SPI: Implement reference counting so that DMA channels get freed properly

  multiplemonomials

  committed
  1ee9d67

• Fix issue where SPI data could get corrupted (by TI mode turning on) depending on memory layout (if your spis pointer & 0x10 was nonzero)

  multiplemonomials

  committed
  ed4adc7

• Mark DMA channels as unallocated when SPI bus is freed

  multiplemonomials

  committed
  3184faa

• Simplify spi_abort_asynch()

  multiplemonomials

  committed
  fc4bd87

• Fix some rebase issues, fix failing to allocate DMA channel on STM32U5

  multiplemonomials

  committed
  d8be1ff

Commits on Nov 2, 2023

• Fix DMA getting stuck on STM32F4, F7, and F2

  multiplemonomials

  committed
  dd9989c