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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
1d6432fe DB |
2 | #ifndef LINUX_SPI_FLASH_H |
3 | #define LINUX_SPI_FLASH_H | |
4 | ||
5 | struct 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 | |
8ab102d6 | 11 | * @nr_parts: number of mtd_partitions for static partitioning |
2f9f7628 ML |
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 | |
1d6432fe DB |
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 | */ | |
22 | struct flash_platform_data { | |
23 | char *name; | |
24 | struct mtd_partition *parts; | |
25 | unsigned int nr_parts; | |
26 | ||
2f9f7628 ML |
27 | char *type; |
28 | ||
1d6432fe DB |
29 | /* we'll likely add more ... use JEDEC IDs, etc */ |
30 | }; | |
31 | ||
32 | #endif |