Staging
v0.5.1
https://github.com/torvalds/linux
Raw File
Tip revision: 62fb9874f5da54fdb243003b386128037319b219 authored by Linus Torvalds on 27 June 2021, 22:21:11 UTC
Linux 5.13
Tip revision: 62fb987
flash.h
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef LINUX_SPI_FLASH_H
#define LINUX_SPI_FLASH_H

struct mtd_partition;

/**
 * struct flash_platform_data: board-specific flash data
 * @name: optional flash device name (eg, as used with mtdparts=)
 * @parts: optional array of mtd_partitions for static partitioning
 * @nr_parts: number of mtd_partitions for static partitioning
 * @type: optional flash device type (e.g. m25p80 vs m25p64), for use
 *	with chips that can't be queried for JEDEC or other IDs
 *
 * Board init code (in arch/.../mach-xxx/board-yyy.c files) can
 * provide information about SPI flash parts (such as DataFlash) to
 * help set up the device and its appropriate default partitioning.
 *
 * Note that for DataFlash, sizes for pages, blocks, and sectors are
 * rarely powers of two; and partitions should be sector-aligned.
 */
struct flash_platform_data {
	char		*name;
	struct mtd_partition *parts;
	unsigned int	nr_parts;

	char		*type;

	/* we'll likely add more ... use JEDEC IDs, etc */
};

#endif
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