include/linux/spi/flash.h

   1 #ifndef LINUX_SPI_FLASH_H
   2 #define LINUX_SPI_FLASH_H
   3
   4 struct mtd_partition;
   5
   6 /**
   7  * struct flash_platform_data: board-specific flash data
   8  * @name: optional flash device name (eg, as used with mtdparts=)
   9  * @parts: optional array of mtd_partitions for static partitioning
  10  * @nr_parts: number of mtd_partitions for static partitoning
  11  * @type: optional flash device type (e.g. m25p80 vs m25p64), for use
  12  *      with chips that can't be queried for JEDEC or other IDs
  13  *
  14  * Board init code (in arch/.../mach-xxx/board-yyy.c files) can
  15  * provide information about SPI flash parts (such as DataFlash) to
  16  * help set up the device and its appropriate default partitioning.
  17  *
  18  * Note that for DataFlash, sizes for pages, blocks, and sectors are
  19  * rarely powers of two; and partitions should be sector-aligned.
  20  */
  21 struct flash_platform_data {
  22         char            *name;
  23         struct mtd_partition *parts;
  24         unsigned int    nr_parts;
  25
  26         char            *type;
  27
  28         /* we'll likely add more ... use JEDEC IDs, etc */
  29 };
  30
  31 #endif