[PATCH v1 0/2] SPI-NOR add NPCM FIU controller driver
boris.brezillon at bootlin.com
Mon Dec 3 20:22:40 AEDT 2018
On Mon, 3 Dec 2018 11:14:54 +0200
Tomer Maimon <tmaimon77 at gmail.com> wrote:
> This patch set adds Flash Interface Unit(FIU) SPI-NOR
> support for the Nuvoton NPCM Baseboard Management
> Controller (BMC).
> The FIU supports single, dual or quad communication interface.
> the FIU controller can operate in following modes:
> - User Mode Access(UMA): provides flash access by using an
> indirect address/data mechanism.
> - direct rd/wr mode: maps the flash memory into the core
> address space.
> - SPI-X mode: used for an expansion bus to an ASIC or CPLD.
> The NPCM750/730/715/710 supports up to three FIU devices:
> - FIU0 supports two chip select.
> - FIU3 supports four chip select.
> - FIUX supports two chip select.
> The NPCM FIU driver tested on NPCM750 evaluation board.
> Tomer Maimon (2):
> dt-binding: mtd: add NPCM FIU controller
> mtd: spi-nor: add NPCM FIU controller driver
> Documentation/devicetree/bindings/mtd/npcm-fiu.txt | 64 ++
> drivers/mtd/spi-nor/Kconfig | 8 +
> drivers/mtd/spi-nor/Makefile | 1 +
> drivers/mtd/spi-nor/npcm-fiu.c | 930 +++++++++++++++++++++
We are currently trying to move all SPI NOR controller drivers out of
drivers/mtd/spi-nor. Can you try to implement the spi-mem interface 
and place your driver in drivers/spi/.
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