Lines Matching +full:mtd +full:- +full:name
2 MTD NAND Driver Programming Interface
10 The generic NAND driver supports almost all NAND and AG-AND based chips
11 and connects them to the Memory Technology Devices (MTD) subsystem of
31 --------------------------
37 - [MTD Interface]
39 These functions provide the interface to the MTD kernel API. They are
43 - [NAND Interface]
48 - [GENERIC]
53 - [DEFAULT]
65 -------------------------------
71 - [INTERN]
77 - [REPLACEABLE]
86 - [BOARDSPECIFIC]
92 - [OPTIONAL]
105 -------------
110 embeds an mtd structure which will be registered to the MTD subsystem.
111 You can extract a pointer to the mtd structure from a nand_chip pointer
131 -----------------
140 { .name = "Flash partition 1",
143 { .name = "Flash partition 2",
150 -------------------------
161 static void board_hwcontrol(struct mtd_info *mtd, int cmd)
179 static void board_hwcontrol(struct mtd_info *mtd, int cmd)
181 struct nand_chip *this = mtd_to_nand(mtd);
183 case NAND_CTL_SETCLE: this->legacy.IO_ADDR_W |= CLE_ADRR_BIT; break;
184 case NAND_CTL_CLRCLE: this->legacy.IO_ADDR_W &= ~CLE_ADRR_BIT; break;
185 case NAND_CTL_SETALE: this->legacy.IO_ADDR_W |= ALE_ADRR_BIT; break;
186 case NAND_CTL_CLRALE: this->legacy.IO_ADDR_W &= ~ALE_ADRR_BIT; break;
192 ---------------------
200 and the function pointer this->legacy.dev_ready is set to NULL.
203 -------------
219 /* Allocate memory for MTD device structure and private data */
222 printk ("Unable to allocate NAND MTD device structure.\n");
223 err = -ENOMEM;
233 err = -EIO;
238 this->legacy.IO_ADDR_R = baseaddr;
239 this->legacy.IO_ADDR_W = baseaddr;
241 this->hwcontrol = board_hwcontrol;
243 this->legacy.chip_delay = CHIP_DEPENDEND_COMMAND_DELAY;
245 this->legacy.dev_ready = board_dev_ready;
246 this->eccmode = NAND_ECC_SOFT;
250 err = -ENXIO;
268 -------------
272 unregisters the partitions in the MTD layer.
287 /* Free the MTD device structure */
302 ---------------------
312 this virtual chip to the MTD layer.
322 static void board_select_chip (struct mtd_info *mtd, int chip)
336 static void board_select_chip (struct mtd_info *mtd, int chip)
338 struct nand_chip *this = mtd_to_nand(mtd);
341 this->legacy.IO_ADDR_R &= ~BOARD_NAND_ADDR_MASK;
342 this->legacy.IO_ADDR_W &= ~BOARD_NAND_ADDR_MASK;
345 this->legacy.IO_ADDR_R |= BOARD_NAND_ADDR_CHIP0;
346 this->legacy.IO_ADDR_W |= BOARD_NAND_ADDR_CHIP0;
350 this->legacy.IO_ADDR_R |= BOARD_NAND_ADDR_CHIPn;
351 this->legacy.IO_ADDR_W |= BOARD_NAND_ADDR_CHIPn;
358 --------------------
365 - NAND_ECC_HW3_256
369 - NAND_ECC_HW3_512
373 - NAND_ECC_HW6_512
377 - NAND_ECC_HW8_512
386 - enable_hwecc
393 - calculate_ecc
400 - correct_data
404 corrected. If the error is not correctable return -1. If your
412 Many hardware ECC implementations provide Reed-Solomon codes and
414 standard Reed-Solomon syndrome before calling the error correction code
415 in the generic Reed-Solomon library.
422 code. Provide a matching oob-layout in this case. See rts_from4.c and
429 -----------------------
440 - Per device
445 - Per chip
450 - Fixed offset
455 - Automatic placed
460 - Mirrored tables
478 AG-AND chips this is mandatory, as they have no factory marked bad
493 nand chip structure before calling nand_scan(). For AG-AND chips is
498 - Store bad block table per chip
500 - Use 2 bits per block
502 - Automatic placement at the end of the chip
504 - Use mirrored tables with version numbers
506 - Reserve 4 blocks at the end of the chip
523 - Number of bits per block
527 - Table per chip
533 - Table location is absolute
542 - Table location is automatically detected
554 - Table creation
560 - Table write support
564 to be marked bad due to wear. The MTD interface function
571 - Table version control
582 - Save block contents on write
591 - Number of reserved blocks
601 --------------------------
606 - Placement defined by fs driver
608 - Automatic placement
630 - useecc
633 file include/mtd/mtd-abi.h contains constants to select ecc and
639 - eccbytes
643 - eccpos
648 - oobfree
691 ----------------------------------------
736 0x08 - 0x0F Autoplace 0 - 7
750 0x02-0x27 Autoplace 0 - 37
805 the MTD interface.
810 it again, are restricted to 1-3 writes, depending on the manufacturers
824 The MTD project provides a couple of helpful tools to handle NAND Flash.
826 - flasherase, flasheraseall: Erase and format FLASH partitions
828 - nandwrite: write filesystem images to NAND FLASH
830 - nanddump: dump the contents of a NAND FLASH partitions
843 ---------------------
848 These constants are defined in rawnand.h. They are OR-ed together to
870 These constants are defined in rawnand.h. They are OR-ed together to
875 * data bytes. Applies for DOC and AG-AND Renesas HW Reed Solomon generators */
880 -----------------------
899 ----------------------------------
923 ---------------------------------
961 .. kernel-doc:: include/linux/mtd/rawnand.h
972 .. kernel-doc:: drivers/mtd/nand/raw/nand_base.c
984 .. kernel-doc:: drivers/mtd/nand/raw/nand_base.c
987 .. kernel-doc:: drivers/mtd/nand/raw/nand_bbt.c