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 32