[PATCH v3 3/7] mtd: spi-nor: add the framework for SPI NOR

Marek Vasut marex at denx.de
Tue Dec 17 08:07:32 EST 2013


On Monday, December 16, 2013 at 09:58:46 AM, Huang Shijie wrote:
> This patch cloned most of the m25p80.c. In theory, it adds a new spi-nor
> layer.
> 
> Before this patch, the layer is like:
> 
>                    MTD
>          ------------------------
>                   m25p80
>          ------------------------
> 	       spi bus driver
>          ------------------------
> 	        SPI NOR chip
> 
> After this patch, the layer is like:
>                    MTD
>          ------------------------
>                   spi-nor
>          ------------------------
>                   m25p80
>          ------------------------
> 	       spi bus driver
>          ------------------------
> 	       SPI NOR chip
> 
> With the spi-nor controller driver(Freescale Quadspi), it looks like:
>                    MTD
>          ------------------------
>                   spi-nor
>          ------------------------
>                 fsl-quadspi
>          ------------------------
> 	       SPI NOR chip
> 
> New APIs:
>    spi_nor_scan: used to scan a spi-nor flash.

Document every single one function with a proper kernel-doc style annotations 
please.

Best regards,
Marek Vasut



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