1config MTD_NAND_ECC 2 tristate 3 4config MTD_NAND_ECC_SMC 5 bool "NAND ECC Smart Media byte order" 6 depends on MTD_NAND_ECC 7 default n 8 help 9 Software ECC according to the Smart Media Specification. 10 The original Linux implementation had byte 0 and 1 swapped. 11 12 13menuconfig MTD_NAND 14 tristate "Raw/Parallel NAND Device Support" 15 depends on MTD 16 select MTD_NAND_ECC 17 help 18 This enables support for accessing all type of raw/parallel 19 NAND flash devices. For further information see 20 <http://www.linux-mtd.infradead.org/doc/nand.html>. 21 22if MTD_NAND 23 24config MTD_NAND_BCH 25 tristate 26 select BCH 27 depends on MTD_NAND_ECC_BCH 28 default MTD_NAND 29 30config MTD_NAND_ECC_BCH 31 bool "Support software BCH ECC" 32 default n 33 help 34 This enables support for software BCH error correction. Binary BCH 35 codes are more powerful and cpu intensive than traditional Hamming 36 ECC codes. They are used with NAND devices requiring more than 1 bit 37 of error correction. 38 39config MTD_SM_COMMON 40 tristate 41 default n 42 43config MTD_NAND_DENALI 44 tristate 45 46config MTD_NAND_DENALI_PCI 47 tristate "Support Denali NAND controller on Intel Moorestown" 48 select MTD_NAND_DENALI 49 depends on PCI 50 help 51 Enable the driver for NAND flash on Intel Moorestown, using the 52 Denali NAND controller core. 53 54config MTD_NAND_DENALI_DT 55 tristate "Support Denali NAND controller as a DT device" 56 select MTD_NAND_DENALI 57 depends on HAS_DMA && HAVE_CLK && OF 58 help 59 Enable the driver for NAND flash on platforms using a Denali NAND 60 controller as a DT device. 61 62config MTD_NAND_GPIO 63 tristate "GPIO assisted NAND Flash driver" 64 depends on GPIOLIB || COMPILE_TEST 65 depends on HAS_IOMEM 66 help 67 This enables a NAND flash driver where control signals are 68 connected to GPIO pins, and commands and data are communicated 69 via a memory mapped interface. 70 71config MTD_NAND_AMS_DELTA 72 tristate "NAND Flash device on Amstrad E3" 73 depends on MACH_AMS_DELTA 74 default y 75 help 76 Support for NAND flash on Amstrad E3 (Delta). 77 78config MTD_NAND_OMAP2 79 tristate "NAND Flash device on OMAP2, OMAP3, OMAP4 and Keystone" 80 depends on (ARCH_OMAP2PLUS || ARCH_KEYSTONE) 81 help 82 Support for NAND flash on Texas Instruments OMAP2, OMAP3, OMAP4 83 and Keystone platforms. 84 85config MTD_NAND_OMAP_BCH 86 depends on MTD_NAND_OMAP2 87 bool "Support hardware based BCH error correction" 88 default n 89 select BCH 90 help 91 This config enables the ELM hardware engine, which can be used to 92 locate and correct errors when using BCH ECC scheme. This offloads 93 the cpu from doing ECC error searching and correction. However some 94 legacy OMAP families like OMAP2xxx, OMAP3xxx do not have ELM engine 95 so this is optional for them. 96 97config MTD_NAND_OMAP_BCH_BUILD 98 def_tristate MTD_NAND_OMAP2 && MTD_NAND_OMAP_BCH 99 100config MTD_NAND_RICOH 101 tristate "Ricoh xD card reader" 102 default n 103 depends on PCI 104 select MTD_SM_COMMON 105 help 106 Enable support for Ricoh R5C852 xD card reader 107 You also need to enable ether 108 NAND SSFDC (SmartMedia) read only translation layer' or new 109 expermental, readwrite 110 'SmartMedia/xD new translation layer' 111 112config MTD_NAND_AU1550 113 tristate "Au1550/1200 NAND support" 114 depends on MIPS_ALCHEMY 115 help 116 This enables the driver for the NAND flash controller on the 117 AMD/Alchemy 1550 SOC. 118 119config MTD_NAND_S3C2410 120 tristate "NAND Flash support for Samsung S3C SoCs" 121 depends on ARCH_S3C24XX || ARCH_S3C64XX 122 help 123 This enables the NAND flash controller on the S3C24xx and S3C64xx 124 SoCs 125 126 No board specific support is done by this driver, each board 127 must advertise a platform_device for the driver to attach. 128 129config MTD_NAND_S3C2410_DEBUG 130 bool "Samsung S3C NAND driver debug" 131 depends on MTD_NAND_S3C2410 132 help 133 Enable debugging of the S3C NAND driver 134 135config MTD_NAND_NDFC 136 tristate "NDFC NanD Flash Controller" 137 depends on 4xx 138 select MTD_NAND_ECC_SMC 139 help 140 NDFC Nand Flash Controllers are integrated in IBM/AMCC's 4xx SoCs 141 142config MTD_NAND_S3C2410_CLKSTOP 143 bool "Samsung S3C NAND IDLE clock stop" 144 depends on MTD_NAND_S3C2410 145 default n 146 help 147 Stop the clock to the NAND controller when there is no chip 148 selected to save power. This will mean there is a small delay 149 when the is NAND chip selected or released, but will save 150 approximately 5mA of power when there is nothing happening. 151 152config MTD_NAND_TANGO 153 tristate "NAND Flash support for Tango chips" 154 depends on ARCH_TANGO || COMPILE_TEST 155 help 156 Enables the NAND Flash controller on Tango chips. 157 158config MTD_NAND_DISKONCHIP 159 tristate "DiskOnChip 2000, Millennium and Millennium Plus (NAND reimplementation)" 160 depends on HAS_IOMEM 161 select REED_SOLOMON 162 select REED_SOLOMON_DEC16 163 help 164 This is a reimplementation of M-Systems DiskOnChip 2000, 165 Millennium and Millennium Plus as a standard NAND device driver, 166 as opposed to the earlier self-contained MTD device drivers. 167 This should enable, among other things, proper JFFS2 operation on 168 these devices. 169 170config MTD_NAND_DISKONCHIP_PROBE_ADVANCED 171 bool "Advanced detection options for DiskOnChip" 172 depends on MTD_NAND_DISKONCHIP 173 help 174 This option allows you to specify nonstandard address at which to 175 probe for a DiskOnChip, or to change the detection options. You 176 are unlikely to need any of this unless you are using LinuxBIOS. 177 Say 'N'. 178 179config MTD_NAND_DISKONCHIP_PROBE_ADDRESS 180 hex "Physical address of DiskOnChip" if MTD_NAND_DISKONCHIP_PROBE_ADVANCED 181 depends on MTD_NAND_DISKONCHIP 182 default "0" 183 ---help--- 184 By default, the probe for DiskOnChip devices will look for a 185 DiskOnChip at every multiple of 0x2000 between 0xC8000 and 0xEE000. 186 This option allows you to specify a single address at which to probe 187 for the device, which is useful if you have other devices in that 188 range which get upset when they are probed. 189 190 (Note that on PowerPC, the normal probe will only check at 191 0xE4000000.) 192 193 Normally, you should leave this set to zero, to allow the probe at 194 the normal addresses. 195 196config MTD_NAND_DISKONCHIP_PROBE_HIGH 197 bool "Probe high addresses" 198 depends on MTD_NAND_DISKONCHIP_PROBE_ADVANCED 199 help 200 By default, the probe for DiskOnChip devices will look for a 201 DiskOnChip at every multiple of 0x2000 between 0xC8000 and 0xEE000. 202 This option changes to make it probe between 0xFFFC8000 and 203 0xFFFEE000. Unless you are using LinuxBIOS, this is unlikely to be 204 useful to you. Say 'N'. 205 206config MTD_NAND_DISKONCHIP_BBTWRITE 207 bool "Allow BBT writes on DiskOnChip Millennium and 2000TSOP" 208 depends on MTD_NAND_DISKONCHIP 209 help 210 On DiskOnChip devices shipped with the INFTL filesystem (Millennium 211 and 2000 TSOP/Alon), Linux reserves some space at the end of the 212 device for the Bad Block Table (BBT). If you have existing INFTL 213 data on your device (created by non-Linux tools such as M-Systems' 214 DOS drivers), your data might overlap the area Linux wants to use for 215 the BBT. If this is a concern for you, leave this option disabled and 216 Linux will not write BBT data into this area. 217 The downside of leaving this option disabled is that if bad blocks 218 are detected by Linux, they will not be recorded in the BBT, which 219 could cause future problems. 220 Once you enable this option, new filesystems (INFTL or others, created 221 in Linux or other operating systems) will not use the reserved area. 222 The only reason not to enable this option is to prevent damage to 223 preexisting filesystems. 224 Even if you leave this disabled, you can enable BBT writes at module 225 load time (assuming you build diskonchip as a module) with the module 226 parameter "inftl_bbt_write=1". 227 228config MTD_NAND_DOCG4 229 tristate "Support for DiskOnChip G4" 230 depends on HAS_IOMEM 231 select BCH 232 select BITREVERSE 233 help 234 Support for diskonchip G4 nand flash, found in various smartphones and 235 PDAs, among them the Palm Treo680, HTC Prophet and Wizard, Toshiba 236 Portege G900, Asus P526, and O2 XDA Zinc. 237 238 With this driver you will be able to use UBI and create a ubifs on the 239 device, so you may wish to consider enabling UBI and UBIFS as well. 240 241 These devices ship with the Mys/Sandisk SAFTL formatting, for which 242 there is currently no mtd parser, so you may want to use command line 243 partitioning to segregate write-protected blocks. On the Treo680, the 244 first five erase blocks (256KiB each) are write-protected, followed 245 by the block containing the saftl partition table. This is probably 246 typical. 247 248config MTD_NAND_SHARPSL 249 tristate "Support for NAND Flash on Sharp SL Series (C7xx + others)" 250 depends on ARCH_PXA 251 252config MTD_NAND_CAFE 253 tristate "NAND support for OLPC CAFÉ chip" 254 depends on PCI 255 select REED_SOLOMON 256 select REED_SOLOMON_DEC16 257 help 258 Use NAND flash attached to the CAFÉ chip designed for the OLPC 259 laptop. 260 261config MTD_NAND_CS553X 262 tristate "NAND support for CS5535/CS5536 (AMD Geode companion chip)" 263 depends on X86_32 264 depends on !UML && HAS_IOMEM 265 help 266 The CS553x companion chips for the AMD Geode processor 267 include NAND flash controllers with built-in hardware ECC 268 capabilities; enabling this option will allow you to use 269 these. The driver will check the MSRs to verify that the 270 controller is enabled for NAND, and currently requires that 271 the controller be in MMIO mode. 272 273 If you say "m", the module will be called cs553x_nand. 274 275config MTD_NAND_ATMEL 276 tristate "Support for NAND Flash / SmartMedia on AT91" 277 depends on ARCH_AT91 278 select MFD_ATMEL_SMC 279 help 280 Enables support for NAND Flash / Smart Media Card interface 281 on Atmel AT91 processors. 282 283config MTD_NAND_MARVELL 284 tristate "NAND controller support on Marvell boards" 285 depends on PXA3xx || ARCH_MMP || PLAT_ORION || ARCH_MVEBU || \ 286 COMPILE_TEST 287 depends on HAS_IOMEM 288 help 289 This enables the NAND flash controller driver for Marvell boards, 290 including: 291 - PXA3xx processors (NFCv1) 292 - 32-bit Armada platforms (XP, 37x, 38x, 39x) (NFCv2) 293 - 64-bit Aramda platforms (7k, 8k) (NFCv2) 294 295config MTD_NAND_SLC_LPC32XX 296 tristate "NXP LPC32xx SLC Controller" 297 depends on ARCH_LPC32XX 298 help 299 Enables support for NXP's LPC32XX SLC (i.e. for Single Level Cell 300 chips) NAND controller. This is the default for the PHYTEC 3250 301 reference board which contains a NAND256R3A2CZA6 chip. 302 303 Please check the actual NAND chip connected and its support 304 by the SLC NAND controller. 305 306config MTD_NAND_MLC_LPC32XX 307 tristate "NXP LPC32xx MLC Controller" 308 depends on ARCH_LPC32XX 309 help 310 Uses the LPC32XX MLC (i.e. for Multi Level Cell chips) NAND 311 controller. This is the default for the WORK92105 controller 312 board. 313 314 Please check the actual NAND chip connected and its support 315 by the MLC NAND controller. 316 317config MTD_NAND_CM_X270 318 tristate "Support for NAND Flash on CM-X270 modules" 319 depends on MACH_ARMCORE 320 321config MTD_NAND_PASEMI 322 tristate "NAND support for PA Semi PWRficient" 323 depends on PPC_PASEMI 324 help 325 Enables support for NAND Flash interface on PA Semi PWRficient 326 based boards 327 328config MTD_NAND_TMIO 329 tristate "NAND Flash device on Toshiba Mobile IO Controller" 330 depends on MFD_TMIO 331 help 332 Support for NAND flash connected to a Toshiba Mobile IO 333 Controller in some PDAs, including the Sharp SL6000x. 334 335config MTD_NAND_NANDSIM 336 tristate "Support for NAND Flash Simulator" 337 help 338 The simulator may simulate various NAND flash chips for the 339 MTD nand layer. 340 341config MTD_NAND_GPMI_NAND 342 tristate "GPMI NAND Flash Controller driver" 343 depends on MTD_NAND && MXS_DMA 344 help 345 Enables NAND Flash support for IMX23, IMX28 or IMX6. 346 The GPMI controller is very powerful, with the help of BCH 347 module, it can do the hardware ECC. The GPMI supports several 348 NAND flashs at the same time. 349 350config MTD_NAND_BRCMNAND 351 tristate "Broadcom STB NAND controller" 352 depends on ARM || ARM64 || MIPS 353 help 354 Enables the Broadcom NAND controller driver. The controller was 355 originally designed for Set-Top Box but is used on various BCM7xxx, 356 BCM3xxx, BCM63xxx, iProc/Cygnus and more. 357 358config MTD_NAND_BCM47XXNFLASH 359 tristate "Support for NAND flash on BCM4706 BCMA bus" 360 depends on BCMA_NFLASH 361 help 362 BCMA bus can have various flash memories attached, they are 363 registered by bcma as platform devices. This enables driver for 364 NAND flash memories. For now only BCM4706 is supported. 365 366config MTD_NAND_PLATFORM 367 tristate "Support for generic platform NAND driver" 368 depends on HAS_IOMEM 369 help 370 This implements a generic NAND driver for on-SOC platform 371 devices. You will need to provide platform-specific functions 372 via platform_data. 373 374config MTD_NAND_ORION 375 tristate "NAND Flash support for Marvell Orion SoC" 376 depends on PLAT_ORION 377 help 378 This enables the NAND flash controller on Orion machines. 379 380 No board specific support is done by this driver, each board 381 must advertise a platform_device for the driver to attach. 382 383config MTD_NAND_OXNAS 384 tristate "NAND Flash support for Oxford Semiconductor SoC" 385 depends on ARCH_OXNAS || COMPILE_TEST 386 depends on HAS_IOMEM 387 help 388 This enables the NAND flash controller on Oxford Semiconductor SoCs. 389 390config MTD_NAND_FSL_ELBC 391 tristate "NAND support for Freescale eLBC controllers" 392 depends on FSL_SOC 393 select FSL_LBC 394 help 395 Various Freescale chips, including the 8313, include a NAND Flash 396 Controller Module with built-in hardware ECC capabilities. 397 Enabling this option will enable you to use this to control 398 external NAND devices. 399 400config MTD_NAND_FSL_IFC 401 tristate "NAND support for Freescale IFC controller" 402 depends on FSL_SOC || ARCH_LAYERSCAPE || SOC_LS1021A 403 select FSL_IFC 404 select MEMORY 405 help 406 Various Freescale chips e.g P1010, include a NAND Flash machine 407 with built-in hardware ECC capabilities. 408 Enabling this option will enable you to use this to control 409 external NAND devices. 410 411config MTD_NAND_FSL_UPM 412 tristate "Support for NAND on Freescale UPM" 413 depends on PPC_83xx || PPC_85xx 414 select FSL_LBC 415 help 416 Enables support for NAND Flash chips wired onto Freescale PowerPC 417 processor localbus with User-Programmable Machine support. 418 419config MTD_NAND_MPC5121_NFC 420 tristate "MPC5121 built-in NAND Flash Controller support" 421 depends on PPC_MPC512x 422 help 423 This enables the driver for the NAND flash controller on the 424 MPC5121 SoC. 425 426config MTD_NAND_VF610_NFC 427 tristate "Support for Freescale NFC for VF610/MPC5125" 428 depends on (SOC_VF610 || COMPILE_TEST) 429 depends on HAS_IOMEM 430 help 431 Enables support for NAND Flash Controller on some Freescale 432 processors like the VF610, MPC5125, MCF54418 or Kinetis K70. 433 The driver supports a maximum 2k page size. With 2k pages and 434 64 bytes or more of OOB, hardware ECC with up to 32-bit error 435 correction is supported. Hardware ECC is only enabled through 436 device tree. 437 438config MTD_NAND_MXC 439 tristate "MXC NAND support" 440 depends on ARCH_MXC 441 help 442 This enables the driver for the NAND flash controller on the 443 MXC processors. 444 445config MTD_NAND_SH_FLCTL 446 tristate "Support for NAND on Renesas SuperH FLCTL" 447 depends on SUPERH || COMPILE_TEST 448 depends on HAS_IOMEM 449 help 450 Several Renesas SuperH CPU has FLCTL. This option enables support 451 for NAND Flash using FLCTL. 452 453config MTD_NAND_DAVINCI 454 tristate "Support NAND on DaVinci/Keystone SoC" 455 depends on ARCH_DAVINCI || (ARCH_KEYSTONE && TI_AEMIF) 456 help 457 Enable the driver for NAND flash chips on Texas Instruments 458 DaVinci/Keystone processors. 459 460config MTD_NAND_TXX9NDFMC 461 tristate "NAND Flash support for TXx9 SoC" 462 depends on SOC_TX4938 || SOC_TX4939 463 help 464 This enables the NAND flash controller on the TXx9 SoCs. 465 466config MTD_NAND_SOCRATES 467 tristate "Support for NAND on Socrates board" 468 depends on SOCRATES 469 help 470 Enables support for NAND Flash chips wired onto Socrates board. 471 472config MTD_NAND_NUC900 473 tristate "Support for NAND on Nuvoton NUC9xx/w90p910 evaluation boards." 474 depends on ARCH_W90X900 475 help 476 This enables the driver for the NAND Flash on evaluation board based 477 on w90p910 / NUC9xx. 478 479config MTD_NAND_JZ4740 480 tristate "Support for JZ4740 SoC NAND controller" 481 depends on MACH_JZ4740 482 help 483 Enables support for NAND Flash on JZ4740 SoC based boards. 484 485config MTD_NAND_JZ4780 486 tristate "Support for NAND on JZ4780 SoC" 487 depends on MACH_JZ4780 && JZ4780_NEMC 488 help 489 Enables support for NAND Flash connected to the NEMC on JZ4780 SoC 490 based boards, using the BCH controller for hardware error correction. 491 492config MTD_NAND_FSMC 493 tristate "Support for NAND on ST Micros FSMC" 494 depends on OF 495 depends on PLAT_SPEAR || ARCH_NOMADIK || ARCH_U8500 || MACH_U300 496 help 497 Enables support for NAND Flash chips on the ST Microelectronics 498 Flexible Static Memory Controller (FSMC) 499 500config MTD_NAND_XWAY 501 bool "Support for NAND on Lantiq XWAY SoC" 502 depends on LANTIQ && SOC_TYPE_XWAY 503 help 504 Enables support for NAND Flash chips on Lantiq XWAY SoCs. NAND is attached 505 to the External Bus Unit (EBU). 506 507config MTD_NAND_SUNXI 508 tristate "Support for NAND on Allwinner SoCs" 509 depends on ARCH_SUNXI 510 help 511 Enables support for NAND Flash chips on Allwinner SoCs. 512 513config MTD_NAND_HISI504 514 tristate "Support for NAND controller on Hisilicon SoC Hip04" 515 depends on ARCH_HISI || COMPILE_TEST 516 help 517 Enables support for NAND controller on Hisilicon SoC Hip04. 518 519config MTD_NAND_QCOM 520 tristate "Support for NAND on QCOM SoCs" 521 depends on ARCH_QCOM 522 help 523 Enables support for NAND flash chips on SoCs containing the EBI2 NAND 524 controller. This controller is found on IPQ806x SoC. 525 526config MTD_NAND_MTK 527 tristate "Support for NAND controller on MTK SoCs" 528 depends on ARCH_MEDIATEK || COMPILE_TEST 529 help 530 Enables support for NAND controller on MTK SoCs. 531 This controller is found on mt27xx, mt81xx, mt65xx SoCs. 532 533endif # MTD_NAND 534