[PATCH v3 0/3] Add Mediatek SPI slave driver

[Leilk Liu]

v3:
1. Fix Rob Herring review comment about bindings.
2. remove unused variables in driver.

v2:
1. Fix Sean Wang review comment.
2. remove unused register and offset define.
3. update bindings file with assigned-clocks and assigned-clocks-parents.

v1:
This series are based on 4.19-rc1 and provide three patches to add mediatek spi slave driver.

Leilk Liu (3):
  spis: mediatek: add bindings for Mediatek MT2712 soc platform
  spis: mediatek: add spi slave for Mediatek MT2712
  arm64: dts: Add spi slave dts

 .../devicetree/bindings/spi/spi-slave-mt27xx.txt   |  32 ++
 arch/arm64/boot/dts/mediatek/mt2712e.dtsi          |  11 +
 drivers/spi/Kconfig                                |   8 +
 drivers/spi/Makefile                               |   1 +
 drivers/spi/spi-slave-mt27xx.c                     | 553 +++++++++++++++++++++
 5 files changed, 605 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/spi/spi-slave-mt27xx.txt
 create mode 100644 drivers/spi/spi-slave-mt27xx.c

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1.9.1