1menu "Mapping drivers for chip access" 2 depends on MTD!=n 3 depends on HAS_IOMEM 4 5config MTD_COMPLEX_MAPPINGS 6 bool "Support non-linear mappings of flash chips" 7 help 8 This causes the chip drivers to allow for complicated 9 paged mappings of flash chips. 10 11config MTD_PHYSMAP 12 tristate "Flash device in physical memory map" 13 depends on MTD_CFI || MTD_JEDECPROBE || MTD_ROM || MTD_LPDDR 14 help 15 This provides a 'mapping' driver which allows the NOR Flash and 16 ROM driver code to communicate with chips which are mapped 17 physically into the CPU's memory. You will need to configure 18 the physical address and size of the flash chips on your 19 particular board as well as the bus width, either statically 20 with config options or at run-time. 21 22 To compile this driver as a module, choose M here: the 23 module will be called physmap. 24 25config MTD_PHYSMAP_COMPAT 26 bool "Physmap compat support" 27 depends on MTD_PHYSMAP 28 default n 29 help 30 Setup a simple mapping via the Kconfig options. Normally the 31 physmap configuration options are done via your board's 32 resource file. 33 34 If unsure, say N here. 35 36config MTD_PHYSMAP_START 37 hex "Physical start address of flash mapping" 38 depends on MTD_PHYSMAP_COMPAT 39 default "0x8000000" 40 help 41 This is the physical memory location at which the flash chips 42 are mapped on your particular target board. Refer to the 43 memory map which should hopefully be in the documentation for 44 your board. 45 46config MTD_PHYSMAP_LEN 47 hex "Physical length of flash mapping" 48 depends on MTD_PHYSMAP_COMPAT 49 default "0" 50 help 51 This is the total length of the mapping of the flash chips on 52 your particular board. If there is space, or aliases, in the 53 physical memory map between the chips, this could be larger 54 than the total amount of flash present. Refer to the memory 55 map which should hopefully be in the documentation for your 56 board. 57 58config MTD_PHYSMAP_BANKWIDTH 59 int "Bank width in octets" 60 depends on MTD_PHYSMAP_COMPAT 61 default "2" 62 help 63 This is the total width of the data bus of the flash devices 64 in octets. For example, if you have a data bus width of 32 65 bits, you would set the bus width octet value to 4. This is 66 used internally by the CFI drivers. 67 68config MTD_PHYSMAP_OF 69 tristate "Memory device in physical memory map based on OF description" 70 depends on OF && (MTD_CFI || MTD_JEDECPROBE || MTD_ROM || MTD_RAM) 71 help 72 This provides a 'mapping' driver which allows the NOR Flash, ROM 73 and RAM driver code to communicate with chips which are mapped 74 physically into the CPU's memory. The mapping description here is 75 taken from OF device tree. 76 77config MTD_PMC_MSP_EVM 78 tristate "CFI Flash device mapped on PMC-Sierra MSP" 79 depends on PMC_MSP && MTD_CFI 80 help 81 This provides a 'mapping' driver which supports the way 82 in which user-programmable flash chips are connected on the 83 PMC-Sierra MSP eval/demo boards. 84 85choice 86 prompt "Maximum mappable memory available for flash IO" 87 depends on MTD_PMC_MSP_EVM 88 default MSP_FLASH_MAP_LIMIT_32M 89 90config MSP_FLASH_MAP_LIMIT_32M 91 bool "32M" 92 93endchoice 94 95config MSP_FLASH_MAP_LIMIT 96 hex 97 default "0x02000000" 98 depends on MSP_FLASH_MAP_LIMIT_32M 99 100config MTD_SUN_UFLASH 101 tristate "Sun Microsystems userflash support" 102 depends on SPARC && MTD_CFI && PCI 103 help 104 This provides a 'mapping' driver which supports the way in 105 which user-programmable flash chips are connected on various 106 Sun Microsystems boardsets. This driver will require CFI support 107 in the kernel, so if you did not enable CFI previously, do that now. 108 109config MTD_SC520CDP 110 tristate "CFI Flash device mapped on AMD SC520 CDP" 111 depends on X86 && MTD_CFI 112 help 113 The SC520 CDP board has two banks of CFI-compliant chips and one 114 Dual-in-line JEDEC chip. This 'mapping' driver supports that 115 arrangement, implementing three MTD devices. 116 117config MTD_NETSC520 118 tristate "CFI Flash device mapped on AMD NetSc520" 119 depends on X86 && MTD_CFI 120 help 121 This enables access routines for the flash chips on the AMD NetSc520 122 demonstration board. If you have one of these boards and would like 123 to use the flash chips on it, say 'Y'. 124 125config MTD_TS5500 126 tristate "JEDEC Flash device mapped on Technologic Systems TS-5500" 127 depends on TS5500 || COMPILE_TEST 128 select MTD_JEDECPROBE 129 select MTD_CFI_AMDSTD 130 help 131 This provides a driver for the on-board flash of the Technologic 132 System's TS-5500 board. The 2MB flash is split into 3 partitions 133 which are accessed as separate MTD devices. 134 135 mtd0 and mtd2 are the two BIOS drives, which use the resident 136 flash disk (RFD) flash translation layer. 137 138 mtd1 allows you to reprogram your BIOS. BE VERY CAREFUL. 139 140 Note that jumper 3 ("Write Enable Drive A") must be set 141 otherwise detection won't succeed. 142 143config MTD_SBC_GXX 144 tristate "CFI Flash device mapped on Arcom SBC-GXx boards" 145 depends on X86 && MTD_CFI_INTELEXT && MTD_COMPLEX_MAPPINGS 146 help 147 This provides a driver for the on-board flash of Arcom Control 148 Systems' SBC-GXn family of boards, formerly known as SBC-MediaGX. 149 By default the flash is split into 3 partitions which are accessed 150 as separate MTD devices. This board utilizes Intel StrataFlash. 151 More info at 152 <http://www.arcomcontrols.com/products/icp/pc104/processors/SBC_GX1.htm>. 153 154config MTD_PXA2XX 155 tristate "CFI Flash device mapped on Intel XScale PXA2xx based boards" 156 depends on (PXA25x || PXA27x) && MTD_CFI_INTELEXT 157 help 158 This provides a driver for the NOR flash attached to a PXA2xx chip. 159 160config MTD_SCx200_DOCFLASH 161 tristate "Flash device mapped with DOCCS on NatSemi SCx200" 162 depends on SCx200 && MTD_CFI 163 help 164 Enable support for a flash chip mapped using the DOCCS signal on a 165 National Semiconductor SCx200 processor. 166 167 If you don't know what to do here, say N. 168 169 If compiled as a module, it will be called scx200_docflash. 170 171config MTD_AMD76XROM 172 tristate "BIOS flash chip on AMD76x southbridge" 173 depends on X86 && MTD_JEDECPROBE 174 help 175 Support for treating the BIOS flash chip on AMD76x motherboards 176 as an MTD device - with this you can reprogram your BIOS. 177 178 BE VERY CAREFUL. 179 180config MTD_ICHXROM 181 tristate "BIOS flash chip on Intel Controller Hub 2/3/4/5" 182 depends on X86 && MTD_JEDECPROBE 183 help 184 Support for treating the BIOS flash chip on ICHX motherboards 185 as an MTD device - with this you can reprogram your BIOS. 186 187 BE VERY CAREFUL. 188 189config MTD_ESB2ROM 190 tristate "BIOS flash chip on Intel ESB Controller Hub 2" 191 depends on X86 && MTD_JEDECPROBE && PCI 192 help 193 Support for treating the BIOS flash chip on ESB2 motherboards 194 as an MTD device - with this you can reprogram your BIOS. 195 196 BE VERY CAREFUL. 197 198config MTD_CK804XROM 199 tristate "BIOS flash chip on Nvidia CK804" 200 depends on X86 && MTD_JEDECPROBE && PCI 201 help 202 Support for treating the BIOS flash chip on nvidia motherboards 203 as an MTD device - with this you can reprogram your BIOS. 204 205 BE VERY CAREFUL. 206 207config MTD_SCB2_FLASH 208 tristate "BIOS flash chip on Intel SCB2 boards" 209 depends on X86 && MTD_JEDECPROBE && PCI 210 help 211 Support for treating the BIOS flash chip on Intel SCB2 boards 212 as an MTD device - with this you can reprogram your BIOS. 213 214 BE VERY CAREFUL. 215 216config MTD_TSUNAMI 217 tristate "Flash chips on Tsunami TIG bus" 218 depends on ALPHA_TSUNAMI && MTD_COMPLEX_MAPPINGS 219 help 220 Support for the flash chip on Tsunami TIG bus. 221 222config MTD_NETtel 223 tristate "CFI flash device on SnapGear/SecureEdge" 224 depends on X86 && MTD_JEDECPROBE 225 help 226 Support for flash chips on NETtel/SecureEdge/SnapGear boards. 227 228config MTD_LANTIQ 229 tristate "Lantiq SoC NOR support" 230 depends on LANTIQ 231 help 232 Support for NOR flash attached to the Lantiq SoC's External Bus Unit. 233 234config MTD_L440GX 235 tristate "BIOS flash chip on Intel L440GX boards" 236 depends on X86 && MTD_JEDECPROBE 237 help 238 Support for treating the BIOS flash chip on Intel L440GX motherboards 239 as an MTD device - with this you can reprogram your BIOS. 240 241 BE VERY CAREFUL. 242 243config MTD_CFI_FLAGADM 244 tristate "CFI Flash device mapping on FlagaDM" 245 depends on 8xx && MTD_CFI 246 help 247 Mapping for the Flaga digital module. If you don't have one, ignore 248 this setting. 249 250config MTD_SOLUTIONENGINE 251 tristate "CFI Flash device mapped on Hitachi SolutionEngine" 252 depends on SUPERH && SOLUTION_ENGINE && MTD_CFI && MTD_REDBOOT_PARTS 253 help 254 This enables access to the flash chips on the Hitachi SolutionEngine and 255 similar boards. Say 'Y' if you are building a kernel for such a board. 256 257config MTD_SA1100 258 tristate "CFI Flash device mapped on StrongARM SA11x0" 259 depends on MTD_CFI && ARCH_SA1100 260 help 261 This enables access to the flash chips on most platforms based on 262 the SA1100 and SA1110, including the Assabet and the Compaq iPAQ. 263 If you have such a board, say 'Y'. 264 265config MTD_DC21285 266 tristate "CFI Flash device mapped on DC21285 Footbridge" 267 depends on MTD_CFI && ARCH_FOOTBRIDGE && MTD_COMPLEX_MAPPINGS 268 help 269 This provides a driver for the flash accessed using Intel's 270 21285 bridge used with Intel's StrongARM processors. More info at 271 <http://www.intel.com/design/bridge/docs/21285_documentation.htm>. 272 273config MTD_IXP4XX 274 tristate "CFI Flash device mapped on Intel IXP4xx based systems" 275 depends on MTD_CFI && MTD_COMPLEX_MAPPINGS && ARCH_IXP4XX 276 help 277 This enables MTD access to flash devices on platforms based 278 on Intel's IXP4xx family of network processors such as the 279 IXDP425 and Coyote. If you have an IXP4xx based board and 280 would like to use the flash chips on it, say 'Y'. 281 282config MTD_IMPA7 283 tristate "JEDEC Flash device mapped on impA7" 284 depends on ARM && MTD_JEDECPROBE 285 help 286 This enables access to the NOR Flash on the impA7 board of 287 implementa GmbH. If you have such a board, say 'Y' here. 288 289# This needs CFI or JEDEC, depending on the cards found. 290config MTD_PCI 291 tristate "PCI MTD driver" 292 depends on PCI && MTD_COMPLEX_MAPPINGS 293 help 294 Mapping for accessing flash devices on add-in cards like the Intel XScale 295 IQ80310 card, and the Intel EBSA285 card in blank ROM programming mode 296 (please see the manual for the link settings). 297 298 If you are not sure, say N. 299 300config MTD_PCMCIA 301 tristate "PCMCIA MTD driver" 302 depends on PCMCIA && MTD_COMPLEX_MAPPINGS 303 help 304 Map driver for accessing PCMCIA linear flash memory cards. These 305 cards are usually around 4-16MiB in size. This does not include 306 Compact Flash cards which are treated as IDE devices. 307 308config MTD_PCMCIA_ANONYMOUS 309 bool "Use PCMCIA MTD drivers for anonymous PCMCIA cards" 310 depends on MTD_PCMCIA 311 help 312 If this option is enabled, PCMCIA cards which do not report 313 anything about themselves are assumed to be MTD cards. 314 315 If unsure, say N. 316 317config MTD_BFIN_ASYNC 318 tristate "Blackfin BF533-STAMP Flash Chip Support" 319 depends on BFIN533_STAMP && MTD_CFI && MTD_COMPLEX_MAPPINGS 320 default y 321 help 322 Map driver which allows for simultaneous utilization of 323 ethernet and CFI parallel flash. 324 325 If compiled as a module, it will be called bfin-async-flash. 326 327config MTD_GPIO_ADDR 328 tristate "GPIO-assisted Flash Chip Support" 329 depends on GPIOLIB 330 depends on MTD_COMPLEX_MAPPINGS 331 help 332 Map driver which allows flashes to be partially physically addressed 333 and assisted by GPIOs. 334 335 If compiled as a module, it will be called gpio-addr-flash. 336 337config MTD_UCLINUX 338 bool "Generic uClinux RAM/ROM filesystem support" 339 depends on (MTD_RAM=y || MTD_ROM=y) && (!MMU || COLDFIRE) 340 help 341 Map driver to support image based filesystems for uClinux. 342 343config MTD_INTEL_VR_NOR 344 tristate "NOR flash on Intel Vermilion Range Expansion Bus CS0" 345 depends on PCI 346 help 347 Map driver for a NOR flash bank located on the Expansion Bus of the 348 Intel Vermilion Range chipset. 349 350config MTD_RBTX4939 351 tristate "Map driver for RBTX4939 board" 352 depends on TOSHIBA_RBTX4939 && MTD_CFI && MTD_COMPLEX_MAPPINGS 353 help 354 Map driver for NOR flash chips on RBTX4939 board. 355 356config MTD_PLATRAM 357 tristate "Map driver for platform device RAM (mtd-ram)" 358 select MTD_RAM 359 help 360 Map driver for RAM areas described via the platform device 361 system. 362 363 This selection automatically selects the map_ram driver. 364 365config MTD_VMU 366 tristate "Map driver for Dreamcast VMU" 367 depends on MAPLE 368 help 369 This driver enables access to the Dreamcast Visual Memory Unit (VMU). 370 371 Most Dreamcast users will want to say Y here. 372 373 To build this as a module select M here, the module will be called 374 vmu-flash. 375 376config MTD_PISMO 377 tristate "MTD discovery driver for PISMO modules" 378 depends on I2C 379 depends on ARCH_VERSATILE 380 help 381 This driver allows for discovery of PISMO modules - see 382 <http://www.pismoworld.org/>. These are small modules containing 383 up to five memory devices (eg, SRAM, flash, DOC) described by an 384 I2C EEPROM. 385 386 This driver does not create any MTD maps itself; instead it 387 creates MTD physmap and MTD SRAM platform devices. If you 388 enable this option, you should consider enabling MTD_PHYSMAP 389 and/or MTD_PLATRAM according to the devices on your module. 390 391 When built as a module, it will be called pismo.ko 392 393config MTD_LATCH_ADDR 394 tristate "Latch-assisted Flash Chip Support" 395 depends on MTD_COMPLEX_MAPPINGS 396 help 397 Map driver which allows flashes to be partially physically addressed 398 and have the upper address lines set by a board specific code. 399 400 If compiled as a module, it will be called latch-addr-flash. 401 402endmenu 403