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. 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 | 99 +++ drivers/spi/Kconfig | 9 + drivers/spi/Makefile | 1 + drivers/spi/spi-sn-f-ospi.c | 818 ++++++++++++++++++ 4 files changed, 927 insertions(+) create mode 100644 Documentation/devicetree/bindings/spi/socionext,f-ospi.yaml create mode 100644 drivers/spi/spi-sn-f-ospi.c -- 2.25.1