Lines Matching +full:spi +full:- +full:nand
1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (c) 2016-2017 Micron Technology, Inc.
15 #include <linux/mtd/nand.h>
16 #include <linux/spi/spi.h>
17 #include <linux/spi/spi-mem.h>
20 * Standard SPI NAND flash operations
192 * Standard SPI NAND flash commands
245 * struct spinand_id - SPI NAND id structure
262 * struct spinand_devid - SPI NAND device id structure
270 * read_id opcode + 1-byte address.
281 * struct manufacurer_ops - SPI NAND manufacturer specific operations
282 * @init: initialize a SPI NAND device
283 * @cleanup: cleanup a SPI NAND device
285 * Each SPI NAND manufacturer driver should implement this interface so that
286 * NAND chips coming from this vendor can be initialized properly.
294 * struct spinand_manufacturer - SPI NAND manufacturer instance
298 * @chips: supported SPI NANDs under current manufacturer
299 * @nchips: number of SPI NANDs available in chips array
310 /* SPI NAND manufacturers */
325 * struct spinand_op_variants - SPI NAND operation variants
329 * Some operations like read-from-cache/write-to-cache have several variants
332 * by a chip and let the core pick the best one based on the SPI mem controller
348 * spinand_ecc_info - description of the on-die ECC implemented by a SPI NAND
352 * -EBADMSG if there are uncorrectable errors. I can also return
355 * @ooblayout: the OOB layout used by the on-die ECC implementation
369 * struct spinand_ondie_ecc_conf - private SPI-NAND on-die ECC engine structure
371 * ->get_status() is not populated by the spinand device.
378 * struct spinand_info - Structure used to describe SPI NAND chips
381 * @flags: OR-ing of the SPINAND_XXX flags
384 * @eccinfo: on-die ECC info
386 * @op_variants.read_cache: variants of the read-cache operation
387 * @op_variants.write_cache: variants of the write-cache operation
388 * @op_variants.update_cache: variants of the update-cache operation
390 * multi-die chips
393 * Each SPI NAND manufacturer driver should have a spinand_info table
460 * struct spinand_device - SPI NAND device instance
461 * @base: NAND device instance
462 * @spimem: pointer to the SPI mem object
463 * @lock: lock used to serialize accesses to the NAND
464 * @id: NAND ID as returned by READ_ID
465 * @flags: NAND flags
466 * @op_templates: various SPI mem op templates
474 * @eccinfo: on-die ECC information
479 * because the spi-mem interface explicitly requests that buffers
480 * passed in spi_mem_op be DMA-able, so we can't based the bufs on
482 * @manufacturer: SPI NAND manufacturer information
486 * A per-transfer check must of course be done to ensure it is
525 * mtd_to_spinand() - Get the SPI NAND device attached to an MTD instance
528 * Return: the SPI NAND device attached to @mtd.
536 * spinand_to_mtd() - Get the MTD device embedded in a SPI NAND device
537 * @spinand: SPI NAND device
543 return nanddev_to_mtd(&spinand->base); in spinand_to_mtd()
547 * nand_to_spinand() - Get the SPI NAND device embedding an NAND object
548 * @nand: NAND object
550 * Return: the SPI NAND device embedding @nand.
552 static inline struct spinand_device *nand_to_spinand(struct nand_device *nand) in nand_to_spinand() argument
554 return container_of(nand, struct spinand_device, base); in nand_to_spinand()
558 * spinand_to_nand() - Get the NAND device embedded in a SPI NAND object
559 * @spinand: SPI NAND device
561 * Return: the NAND device embedded in @spinand.
566 return &spinand->base; in spinand_to_nand()
570 * spinand_set_of_node - Attach a DT node to a SPI NAND device
571 * @spinand: SPI NAND device
574 * Attach a DT node to a SPI NAND device.
579 nanddev_set_of_node(&spinand->base, np); in spinand_set_of_node()