[v3,0/6] spi: spi-mtk-nor: Add mt8192 support

Message

Ikjoon Jang Sept. 25, 2020, 6:54 a.m. UTC

This patchset adds 36bit dma address and power management
supports for mt8192-nor.

Changes in v3:
- Fix a bugfix of v2 in checking spi memory operation.
- split read_dma function into two (normal/bounce)
- Support 7bytes generic spi xfer

Changes in v2:
- Add power management support
- Fix bugs in checking spi memory operation.
- use dma_alloc_coherent for allocating bounce buffer
- code cleanups

Ikjoon Jang (6):
  dt-bindings: spi: add mt8192-nor compatible string
  spi: spi-mtk-nor: fix mishandled logics in checking SPI memory
    operation
  spi: spi-mtk-nor: support 7 bytes transfer of generic spi
  spi: spi-mtk-nor: use dma_alloc_coherent() for bounce buffer
  spi: spi-mtk-nor: support 36bit dma addressing
  spi: spi-mtk-nor: Add power management support

 .../bindings/spi/mediatek,spi-mtk-nor.yaml    |   1 +
 drivers/spi/spi-mtk-nor.c                     | 333 ++++++++++++------
 2 files changed, 230 insertions(+), 104 deletions(-)