spi: mediatek: add single/quad mode support

Merge series from Leilk Liu <leilk.liu@mediatek.com>:

This series of patches are based on spi for-next, and provide 3 patches
to support MT7986.
This commit is contained in:
Mark Brown 2022-04-05 10:25:09 +01:00
commit 774227cfb9
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2 changed files with 373 additions and 17 deletions