LXR linux/include/linux/spi/flash.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef LINUX_SPI_FLASH_H
   3#define LINUX_SPI_FLASH_H
   4
   5struct mtd_partition;
   6
   7/**
   8 * struct flash_platform_data: board-specific flash data
   9 * @name: optional flash device name (eg, as used with mtdparts=)
  10 * @parts: optional array of mtd_partitions for static partitioning
  11 * @nr_parts: number of mtd_partitions for static partitioning
  12 * @type: optional flash device type (e.g. m25p80 vs m25p64), for use
  13 *      with chips that can't be queried for JEDEC or other IDs
  14 *
  15 * Board init code (in arch/.../mach-xxx/board-yyy.c files) can
  16 * provide information about SPI flash parts (such as DataFlash) to
  17 * help set up the device and its appropriate default partitioning.
  18 *
  19 * Note that for DataFlash, sizes for pages, blocks, and sectors are
  20 * rarely powers of two; and partitions should be sector-aligned.
  21 */
  22struct flash_platform_data {
  23        char            *name;
  24        struct mtd_partition *parts;
  25        unsigned int    nr_parts;
  26
  27        char            *type;
  28
  29        /* we'll likely add more ... use JEDEC IDs, etc */
  30};
  31
  32#endif
  33