[PATCH v2 0/2] Introduce Socionext F_OSPI SPI flash controller

[Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>]

This series adds dt-bindings and a driver for Socionext F_OSPI controller
for connecting an SPI Flash memory over up to 8-bit wide bus.
The controller supports up to 4 chip selects.

Changes since v1:
- Drop vendor-specific properties for devices from host dt-bindings
- Drop a function to parse vendor-specific properties
- Fix wrong maximum addr.bytes (5 to 4)

Kunihiko Hayashi (2):
  dt-bindings: spi: Add Socionext F_OSPI controller bindings
  spi: Add Socionext F_OSPI SPI flash controller driver

 .../bindings/spi/socionext,f-ospi.yaml        |  57 ++
 drivers/spi/Kconfig                           |   9 +
 drivers/spi/Makefile                          |   1 +
 drivers/spi/spi-sn-f-ospi.c                   | 703 ++++++++++++++++++
 4 files changed, 770 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/spi/socionext,f-ospi.yaml
 create mode 100644 drivers/spi/spi-sn-f-ospi.c

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2.25.1