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_PHYSMAP_OF_VERSATILE 78 bool "ARM Versatile OF-based physical memory map handling" 79 depends on MTD_PHYSMAP_OF 80 depends on MFD_SYSCON 81 default y if (ARCH_INTEGRATOR || ARCH_VERSATILE || ARCH_REALVIEW) 82 help 83 This provides some extra DT physmap parsing for the ARM Versatile 84 platforms, basically to add a VPP (write protection) callback so 85 the flash can be taken out of write protection. 86 87config MTD_PHYSMAP_OF_GEMINI 88 bool "Cortina Gemini OF-based physical memory map handling" 89 depends on MTD_PHYSMAP_OF 90 depends on MFD_SYSCON 91 default ARCH_GEMINI 92 help 93 This provides some extra DT physmap parsing for the Gemini 94 platforms, some detection and setting up parallel mode on the 95 external interface. 96 97config MTD_PMC_MSP_EVM 98 tristate "CFI Flash device mapped on PMC-Sierra MSP" 99 depends on PMC_MSP && MTD_CFI 100 help 101 This provides a 'mapping' driver which supports the way 102 in which user-programmable flash chips are connected on the 103 PMC-Sierra MSP eval/demo boards. 104 105choice 106 prompt "Maximum mappable memory available for flash IO" 107 depends on MTD_PMC_MSP_EVM 108 default MSP_FLASH_MAP_LIMIT_32M 109 110config MSP_FLASH_MAP_LIMIT_32M 111 bool "32M" 112 113endchoice 114 115config MSP_FLASH_MAP_LIMIT 116 hex 117 default "0x02000000" 118 depends on MSP_FLASH_MAP_LIMIT_32M 119 120config MTD_SUN_UFLASH 121 tristate "Sun Microsystems userflash support" 122 depends on SPARC && MTD_CFI && PCI 123 help 124 This provides a 'mapping' driver which supports the way in 125 which user-programmable flash chips are connected on various 126 Sun Microsystems boardsets. This driver will require CFI support 127 in the kernel, so if you did not enable CFI previously, do that now. 128 129config MTD_SC520CDP 130 tristate "CFI Flash device mapped on AMD SC520 CDP" 131 depends on (MELAN || COMPILE_TEST) && MTD_CFI 132 help 133 The SC520 CDP board has two banks of CFI-compliant chips and one 134 Dual-in-line JEDEC chip. This 'mapping' driver supports that 135 arrangement, implementing three MTD devices. 136 137config MTD_NETSC520 138 tristate "CFI Flash device mapped on AMD NetSc520" 139 depends on (MELAN || COMPILE_TEST) && MTD_CFI 140 help 141 This enables access routines for the flash chips on the AMD NetSc520 142 demonstration board. If you have one of these boards and would like 143 to use the flash chips on it, say 'Y'. 144 145config MTD_TS5500 146 tristate "JEDEC Flash device mapped on Technologic Systems TS-5500" 147 depends on TS5500 || COMPILE_TEST 148 select MTD_JEDECPROBE 149 select MTD_CFI_AMDSTD 150 help 151 This provides a driver for the on-board flash of the Technologic 152 System's TS-5500 board. The 2MB flash is split into 3 partitions 153 which are accessed as separate MTD devices. 154 155 mtd0 and mtd2 are the two BIOS drives, which use the resident 156 flash disk (RFD) flash translation layer. 157 158 mtd1 allows you to reprogram your BIOS. BE VERY CAREFUL. 159 160 Note that jumper 3 ("Write Enable Drive A") must be set 161 otherwise detection won't succeed. 162 163config MTD_SBC_GXX 164 tristate "CFI Flash device mapped on Arcom SBC-GXx boards" 165 depends on X86 && MTD_CFI_INTELEXT && MTD_COMPLEX_MAPPINGS 166 help 167 This provides a driver for the on-board flash of Arcom Control 168 Systems' SBC-GXn family of boards, formerly known as SBC-MediaGX. 169 By default the flash is split into 3 partitions which are accessed 170 as separate MTD devices. This board utilizes Intel StrataFlash. 171 More info at 172 <http://www.arcomcontrols.com/products/icp/pc104/processors/SBC_GX1.htm>. 173 174config MTD_PXA2XX 175 tristate "CFI Flash device mapped on Intel XScale PXA2xx based boards" 176 depends on (PXA25x || PXA27x) && MTD_CFI_INTELEXT 177 help 178 This provides a driver for the NOR flash attached to a PXA2xx chip. 179 180config MTD_SCx200_DOCFLASH 181 tristate "Flash device mapped with DOCCS on NatSemi SCx200" 182 depends on SCx200 && MTD_CFI 183 help 184 Enable support for a flash chip mapped using the DOCCS signal on a 185 National Semiconductor SCx200 processor. 186 187 If you don't know what to do here, say N. 188 189 If compiled as a module, it will be called scx200_docflash. 190 191config MTD_AMD76XROM 192 tristate "BIOS flash chip on AMD76x southbridge" 193 depends on X86 && MTD_JEDECPROBE 194 help 195 Support for treating the BIOS flash chip on AMD76x motherboards 196 as an MTD device - with this you can reprogram your BIOS. 197 198 BE VERY CAREFUL. 199 200config MTD_ICHXROM 201 tristate "BIOS flash chip on Intel Controller Hub 2/3/4/5" 202 depends on X86 && MTD_JEDECPROBE 203 help 204 Support for treating the BIOS flash chip on ICHX motherboards 205 as an MTD device - with this you can reprogram your BIOS. 206 207 BE VERY CAREFUL. 208 209config MTD_ESB2ROM 210 tristate "BIOS flash chip on Intel ESB Controller Hub 2" 211 depends on X86 && MTD_JEDECPROBE && PCI 212 help 213 Support for treating the BIOS flash chip on ESB2 motherboards 214 as an MTD device - with this you can reprogram your BIOS. 215 216 BE VERY CAREFUL. 217 218config MTD_CK804XROM 219 tristate "BIOS flash chip on Nvidia CK804" 220 depends on X86 && MTD_JEDECPROBE && PCI 221 help 222 Support for treating the BIOS flash chip on nvidia motherboards 223 as an MTD device - with this you can reprogram your BIOS. 224 225 BE VERY CAREFUL. 226 227config MTD_SCB2_FLASH 228 tristate "BIOS flash chip on Intel SCB2 boards" 229 depends on X86 && MTD_JEDECPROBE && PCI 230 help 231 Support for treating the BIOS flash chip on Intel SCB2 boards 232 as an MTD device - with this you can reprogram your BIOS. 233 234 BE VERY CAREFUL. 235 236config MTD_TSUNAMI 237 tristate "Flash chips on Tsunami TIG bus" 238 depends on ALPHA_TSUNAMI && MTD_COMPLEX_MAPPINGS 239 help 240 Support for the flash chip on Tsunami TIG bus. 241 242config MTD_NETtel 243 tristate "CFI flash device on SnapGear/SecureEdge" 244 depends on X86 && MTD_JEDECPROBE 245 help 246 Support for flash chips on NETtel/SecureEdge/SnapGear boards. 247 248config MTD_LANTIQ 249 tristate "Lantiq SoC NOR support" 250 depends on LANTIQ 251 help 252 Support for NOR flash attached to the Lantiq SoC's External Bus Unit. 253 254config MTD_L440GX 255 tristate "BIOS flash chip on Intel L440GX boards" 256 depends on X86 && MTD_JEDECPROBE 257 help 258 Support for treating the BIOS flash chip on Intel L440GX motherboards 259 as an MTD device - with this you can reprogram your BIOS. 260 261 BE VERY CAREFUL. 262 263config MTD_CFI_FLAGADM 264 tristate "CFI Flash device mapping on FlagaDM" 265 depends on PPC_8xx && MTD_CFI 266 help 267 Mapping for the Flaga digital module. If you don't have one, ignore 268 this setting. 269 270config MTD_SOLUTIONENGINE 271 tristate "CFI Flash device mapped on Hitachi SolutionEngine" 272 depends on SOLUTION_ENGINE && MTD_CFI && MTD_REDBOOT_PARTS 273 help 274 This enables access to the flash chips on the Hitachi SolutionEngine and 275 similar boards. Say 'Y' if you are building a kernel for such a board. 276 277config MTD_SA1100 278 tristate "CFI Flash device mapped on StrongARM SA11x0" 279 depends on MTD_CFI && ARCH_SA1100 280 help 281 This enables access to the flash chips on most platforms based on 282 the SA1100 and SA1110, including the Assabet and the Compaq iPAQ. 283 If you have such a board, say 'Y'. 284 285config MTD_DC21285 286 tristate "CFI Flash device mapped on DC21285 Footbridge" 287 depends on MTD_CFI && ARCH_FOOTBRIDGE && MTD_COMPLEX_MAPPINGS 288 help 289 This provides a driver for the flash accessed using Intel's 290 21285 bridge used with Intel's StrongARM processors. More info at 291 <http://www.intel.com/design/bridge/docs/21285_documentation.htm>. 292 293config MTD_IXP4XX 294 tristate "CFI Flash device mapped on Intel IXP4xx based systems" 295 depends on MTD_CFI && MTD_COMPLEX_MAPPINGS && ARCH_IXP4XX 296 help 297 This enables MTD access to flash devices on platforms based 298 on Intel's IXP4xx family of network processors such as the 299 IXDP425 and Coyote. If you have an IXP4xx based board and 300 would like to use the flash chips on it, say 'Y'. 301 302config MTD_IMPA7 303 tristate "JEDEC Flash device mapped on impA7" 304 depends on ARM && MTD_JEDECPROBE 305 help 306 This enables access to the NOR Flash on the impA7 board of 307 implementa GmbH. If you have such a board, say 'Y' here. 308 309# This needs CFI or JEDEC, depending on the cards found. 310config MTD_PCI 311 tristate "PCI MTD driver" 312 depends on PCI && MTD_COMPLEX_MAPPINGS 313 help 314 Mapping for accessing flash devices on add-in cards like the Intel XScale 315 IQ80310 card, and the Intel EBSA285 card in blank ROM programming mode 316 (please see the manual for the link settings). 317 318 If you are not sure, say N. 319 320config MTD_PCMCIA 321 tristate "PCMCIA MTD driver" 322 depends on PCMCIA && MTD_COMPLEX_MAPPINGS 323 help 324 Map driver for accessing PCMCIA linear flash memory cards. These 325 cards are usually around 4-16MiB in size. This does not include 326 Compact Flash cards which are treated as IDE devices. 327 328config MTD_PCMCIA_ANONYMOUS 329 bool "Use PCMCIA MTD drivers for anonymous PCMCIA cards" 330 depends on MTD_PCMCIA 331 help 332 If this option is enabled, PCMCIA cards which do not report 333 anything about themselves are assumed to be MTD cards. 334 335 If unsure, say N. 336 337config MTD_BFIN_ASYNC 338 tristate "Blackfin BF533-STAMP Flash Chip Support" 339 depends on BFIN533_STAMP && MTD_CFI && MTD_COMPLEX_MAPPINGS 340 default y 341 help 342 Map driver which allows for simultaneous utilization of 343 ethernet and CFI parallel flash. 344 345 If compiled as a module, it will be called bfin-async-flash. 346 347config MTD_GPIO_ADDR 348 tristate "GPIO-assisted Flash Chip Support" 349 depends on GPIOLIB || COMPILE_TEST 350 depends on MTD_COMPLEX_MAPPINGS 351 help 352 Map driver which allows flashes to be partially physically addressed 353 and assisted by GPIOs. 354 355 If compiled as a module, it will be called gpio-addr-flash. 356 357config MTD_UCLINUX 358 bool "Generic uClinux RAM/ROM filesystem support" 359 depends on (MTD_RAM=y || MTD_ROM=y) && (!MMU || COLDFIRE) 360 help 361 Map driver to support image based filesystems for uClinux. 362 363config MTD_INTEL_VR_NOR 364 tristate "NOR flash on Intel Vermilion Range Expansion Bus CS0" 365 depends on PCI 366 help 367 Map driver for a NOR flash bank located on the Expansion Bus of the 368 Intel Vermilion Range chipset. 369 370config MTD_RBTX4939 371 tristate "Map driver for RBTX4939 board" 372 depends on TOSHIBA_RBTX4939 && MTD_CFI && MTD_COMPLEX_MAPPINGS 373 help 374 Map driver for NOR flash chips on RBTX4939 board. 375 376config MTD_PLATRAM 377 tristate "Map driver for platform device RAM (mtd-ram)" 378 select MTD_RAM 379 help 380 Map driver for RAM areas described via the platform device 381 system. 382 383 This selection automatically selects the map_ram driver. 384 385config MTD_VMU 386 tristate "Map driver for Dreamcast VMU" 387 depends on MAPLE 388 help 389 This driver enables access to the Dreamcast Visual Memory Unit (VMU). 390 391 Most Dreamcast users will want to say Y here. 392 393 To build this as a module select M here, the module will be called 394 vmu-flash. 395 396config MTD_PISMO 397 tristate "MTD discovery driver for PISMO modules" 398 depends on I2C 399 depends on ARCH_VERSATILE 400 help 401 This driver allows for discovery of PISMO modules - see 402 <http://www.pismoworld.org/>. These are small modules containing 403 up to five memory devices (eg, SRAM, flash, DOC) described by an 404 I2C EEPROM. 405 406 This driver does not create any MTD maps itself; instead it 407 creates MTD physmap and MTD SRAM platform devices. If you 408 enable this option, you should consider enabling MTD_PHYSMAP 409 and/or MTD_PLATRAM according to the devices on your module. 410 411 When built as a module, it will be called pismo.ko 412 413config MTD_LATCH_ADDR 414 tristate "Latch-assisted Flash Chip Support" 415 depends on MTD_COMPLEX_MAPPINGS 416 help 417 Map driver which allows flashes to be partially physically addressed 418 and have the upper address lines set by a board specific code. 419 420 If compiled as a module, it will be called latch-addr-flash. 421 422endmenu 423