1if ETRAX_ARCH_V32 2 3config ETRAX_ETHERNET 4 bool "Ethernet support" 5 depends on ETRAX_ARCH_V32 && NETDEVICES 6 select MII 7 help 8 This option enables the ETRAX FS built-in 10/100Mbit Ethernet 9 controller. 10 11config ETRAX_NO_PHY 12 bool "PHY not present" 13 depends on ETRAX_ETHERNET 14 help 15 This option disables all MDIO communication with an ethernet 16 transceiver connected to the MII interface. This option shall 17 typically be enabled if the MII interface is connected to a 18 switch. This option should normally be disabled. If enabled, 19 speed and duplex will be locked to 100 Mbit and full duplex. 20 21config ETRAXFS_SERIAL 22 bool "Serial-port support" 23 depends on ETRAX_ARCH_V32 24 select SERIAL_CORE 25 select SERIAL_CORE_CONSOLE 26 help 27 Enables the ETRAX FS serial driver for ser0 (ttyS0) 28 You probably want this enabled. 29 30config ETRAX_RS485 31 bool "RS-485 support" 32 depends on ETRAXFS_SERIAL 33 help 34 Enables support for RS-485 serial communication. 35 36config ETRAX_RS485_DISABLE_RECEIVER 37 bool "Disable serial receiver" 38 depends on ETRAX_RS485 39 help 40 It is necessary to disable the serial receiver to avoid serial 41 loopback. Not all products are able to do this in software only. 42 43config ETRAX_SERIAL_PORT0 44 bool "Serial port 0 enabled" 45 depends on ETRAXFS_SERIAL 46 help 47 Enables the ETRAX FS serial driver for ser0 (ttyS0) 48 Normally you want this on. You can control what DMA channels to use 49 if you do not need DMA to something else. 50 ser0 can use dma4 or dma6 for output and dma5 or dma7 for input. 51 52config ETRAX_SERIAL_PORT1 53 bool "Serial port 1 enabled" 54 depends on ETRAXFS_SERIAL 55 help 56 Enables the ETRAX FS serial driver for ser1 (ttyS1). 57 58config ETRAX_SERIAL_PORT2 59 bool "Serial port 2 enabled" 60 depends on ETRAXFS_SERIAL 61 help 62 Enables the ETRAX FS serial driver for ser2 (ttyS2). 63 64config ETRAX_SERIAL_PORT3 65 bool "Serial port 3 enabled" 66 depends on ETRAXFS_SERIAL 67 help 68 Enables the ETRAX FS serial driver for ser3 (ttyS3). 69 70config ETRAX_SYNCHRONOUS_SERIAL 71 bool "Synchronous serial-port support" 72 depends on ETRAX_ARCH_V32 73 help 74 Enables the ETRAX FS synchronous serial driver. 75 76config ETRAX_SYNCHRONOUS_SERIAL_PORT0 77 bool "Synchronous serial port 0 enabled" 78 depends on ETRAX_SYNCHRONOUS_SERIAL 79 help 80 Enabled synchronous serial port 0. 81 82config ETRAX_SYNCHRONOUS_SERIAL0_DMA 83 bool "Enable DMA on synchronous serial port 0." 84 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0 85 help 86 A synchronous serial port can run in manual or DMA mode. 87 Selecting this option will make it run in DMA mode. 88 89config ETRAX_SYNCHRONOUS_SERIAL_PORT1 90 bool "Synchronous serial port 1 enabled" 91 depends on ETRAX_SYNCHRONOUS_SERIAL && ETRAXFS 92 help 93 Enabled synchronous serial port 1. 94 95config ETRAX_SYNCHRONOUS_SERIAL1_DMA 96 bool "Enable DMA on synchronous serial port 1." 97 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1 98 help 99 A synchronous serial port can run in manual or DMA mode. 100 Selecting this option will make it run in DMA mode. 101 102config ETRAX_AXISFLASHMAP 103 bool "Axis flash-map support" 104 depends on ETRAX_ARCH_V32 105 select MTD 106 select MTD_CFI 107 select MTD_CFI_AMDSTD 108 select MTD_JEDECPROBE 109 select MTD_BLOCK 110 select MTD_COMPLEX_MAPPINGS 111 help 112 This option enables MTD mapping of flash devices. Needed to use 113 flash memories. If unsure, say Y. 114 115config ETRAX_AXISFLASHMAP_MTD0WHOLE 116 bool "MTD0 is whole boot flash device" 117 depends on ETRAX_AXISFLASHMAP 118 help 119 When this option is not set, mtd0 refers to the first partition 120 on the boot flash device. When set, mtd0 refers to the whole 121 device, with mtd1 referring to the first partition etc. 122 123config ETRAX_PTABLE_SECTOR 124 int "Byte-offset of partition table sector" 125 depends on ETRAX_AXISFLASHMAP 126 default "65536" 127 help 128 Byte-offset of the partition table in the first flash chip. 129 The default value is 64kB and should not be changed unless 130 you know exactly what you are doing. The only valid reason 131 for changing this is when the flash block size is bigger 132 than 64kB (e.g. when using two parallel 16 bit flashes). 133 134config ETRAX_NANDFLASH 135 bool "NAND flash support" 136 depends on ETRAX_ARCH_V32 137 select MTD_NAND 138 select MTD_NAND_IDS 139 help 140 This option enables MTD mapping of NAND flash devices. Needed to use 141 NAND flash memories. If unsure, say Y. 142 143config ETRAX_NANDBOOT 144 bool "Boot from NAND flash" 145 depends on ETRAX_NANDFLASH 146 help 147 This options enables booting from NAND flash devices. 148 Say Y if your boot code, kernel and root file system is in 149 NAND flash. Say N if they are in NOR flash. 150 151config ETRAX_I2C 152 bool "I2C driver" 153 depends on ETRAX_ARCH_V32 154 help 155 This option enables the I2C driver used by e.g. the RTC driver. 156 157config ETRAX_V32_I2C_DATA_PORT 158 string "I2C data pin" 159 depends on ETRAX_I2C 160 help 161 The pin to use for I2C data. 162 163config ETRAX_V32_I2C_CLK_PORT 164 string "I2C clock pin" 165 depends on ETRAX_I2C 166 help 167 The pin to use for I2C clock. 168 169config ETRAX_GPIO 170 bool "GPIO support" 171 depends on ETRAX_ARCH_V32 172 ---help--- 173 Enables the ETRAX general port device (major 120, minors 0-4). 174 You can use this driver to access the general port bits. It supports 175 these ioctl's: 176 #include <linux/etraxgpio.h> 177 fd = open("/dev/gpioa", O_RDWR); // or /dev/gpiob 178 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_SETBITS), bits_to_set); 179 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_CLRBITS), bits_to_clear); 180 err = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READ_INBITS), &val); 181 Remember that you need to setup the port directions appropriately in 182 the General configuration. 183 184config ETRAX_VIRTUAL_GPIO 185 bool "Virtual GPIO support" 186 depends on ETRAX_GPIO 187 help 188 Enables the virtual Etrax general port device (major 120, minor 6). 189 It uses an I/O expander for the I2C-bus. 190 191config ETRAX_VIRTUAL_GPIO_INTERRUPT_PA_PIN 192 int "Virtual GPIO interrupt pin on PA pin" 193 range 0 7 194 depends on ETRAX_VIRTUAL_GPIO 195 help 196 The pin to use on PA for virtual gpio interrupt. 197 198config ETRAX_PA_CHANGEABLE_DIR 199 hex "PA user changeable dir mask" 200 depends on ETRAX_GPIO 201 default "0x00" if ETRAXFS 202 default "0x00000000" if !ETRAXFS 203 help 204 This is a bitmask (8 bits) with information of what bits in PA that a 205 user can change direction on using ioctl's. 206 Bit set = changeable. 207 You probably want 0 here, but it depends on your hardware. 208 209config ETRAX_PA_CHANGEABLE_BITS 210 hex "PA user changeable bits mask" 211 depends on ETRAX_GPIO 212 default "0x00" if ETRAXFS 213 default "0x00000000" if !ETRAXFS 214 help 215 This is a bitmask (8 bits) with information of what bits in PA 216 that a user can change the value on using ioctl's. 217 Bit set = changeable. 218 219config ETRAX_PB_CHANGEABLE_DIR 220 hex "PB user changeable dir mask" 221 depends on ETRAX_GPIO 222 default "0x00000" if ETRAXFS 223 default "0x00000000" if !ETRAXFS 224 help 225 This is a bitmask (18 bits) with information of what bits in PB 226 that a user can change direction on using ioctl's. 227 Bit set = changeable. 228 You probably want 0 here, but it depends on your hardware. 229 230config ETRAX_PB_CHANGEABLE_BITS 231 hex "PB user changeable bits mask" 232 depends on ETRAX_GPIO 233 default "0x00000" if ETRAXFS 234 default "0x00000000" if !ETRAXFS 235 help 236 This is a bitmask (18 bits) with information of what bits in PB 237 that a user can change the value on using ioctl's. 238 Bit set = changeable. 239 240config ETRAX_PC_CHANGEABLE_DIR 241 hex "PC user changeable dir mask" 242 depends on ETRAX_GPIO 243 default "0x00000" if ETRAXFS 244 default "0x00000000" if !ETRAXFS 245 help 246 This is a bitmask (18 bits) with information of what bits in PC 247 that a user can change direction on using ioctl's. 248 Bit set = changeable. 249 You probably want 0 here, but it depends on your hardware. 250 251config ETRAX_PC_CHANGEABLE_BITS 252 hex "PC user changeable bits mask" 253 depends on ETRAX_GPIO 254 default "0x00000" if ETRAXFS 255 default "0x00000000" if ETRAXFS 256 help 257 This is a bitmask (18 bits) with information of what bits in PC 258 that a user can change the value on using ioctl's. 259 Bit set = changeable. 260 261config ETRAX_PD_CHANGEABLE_DIR 262 hex "PD user changeable dir mask" 263 depends on ETRAX_GPIO && ETRAXFS 264 default "0x00000" 265 help 266 This is a bitmask (18 bits) with information of what bits in PD 267 that a user can change direction on using ioctl's. 268 Bit set = changeable. 269 You probably want 0x00000 here, but it depends on your hardware. 270 271config ETRAX_PD_CHANGEABLE_BITS 272 hex "PD user changeable bits mask" 273 depends on ETRAX_GPIO && ETRAXFS 274 default "0x00000" 275 help 276 This is a bitmask (18 bits) with information of what bits in PD 277 that a user can change the value on using ioctl's. 278 Bit set = changeable. 279 280config ETRAX_PE_CHANGEABLE_DIR 281 hex "PE user changeable dir mask" 282 depends on ETRAX_GPIO && ETRAXFS 283 default "0x00000" 284 help 285 This is a bitmask (18 bits) with information of what bits in PE 286 that a user can change direction on using ioctl's. 287 Bit set = changeable. 288 You probably want 0x00000 here, but it depends on your hardware. 289 290config ETRAX_PE_CHANGEABLE_BITS 291 hex "PE user changeable bits mask" 292 depends on ETRAX_GPIO && ETRAXFS 293 default "0x00000" 294 help 295 This is a bitmask (18 bits) with information of what bits in PE 296 that a user can change the value on using ioctl's. 297 Bit set = changeable. 298 299config ETRAX_PV_CHANGEABLE_DIR 300 hex "PV user changeable dir mask" 301 depends on ETRAX_VIRTUAL_GPIO 302 default "0x0000" 303 help 304 This is a bitmask (16 bits) with information of what bits in PV 305 that a user can change direction on using ioctl's. 306 Bit set = changeable. 307 You probably want 0x0000 here, but it depends on your hardware. 308 309config ETRAX_PV_CHANGEABLE_BITS 310 hex "PV user changeable bits mask" 311 depends on ETRAX_VIRTUAL_GPIO 312 default "0x0000" 313 help 314 This is a bitmask (16 bits) with information of what bits in PV 315 that a user can change the value on using ioctl's. 316 Bit set = changeable. 317 318config ETRAX_CARDBUS 319 bool "Cardbus support" 320 depends on ETRAX_ARCH_V32 321 help 322 Enabled the ETRAX Cardbus driver. 323 324config PCI 325 bool 326 depends on ETRAX_CARDBUS 327 default y 328 select HAVE_GENERIC_DMA_COHERENT 329 330config ETRAX_IOP_FW_LOAD 331 tristate "IO-processor hotplug firmware loading support" 332 depends on ETRAX_ARCH_V32 333 select FW_LOADER 334 help 335 Enables IO-processor hotplug firmware loading support. 336 337config ETRAX_STREAMCOPROC 338 tristate "Stream co-processor driver enabled" 339 depends on ETRAX_ARCH_V32 340 help 341 This option enables a driver for the stream co-processor 342 for cryptographic operations. 343 344config ETRAX_MMC_IOP 345 tristate "MMC/SD host driver using IO-processor" 346 depends on ETRAX_ARCH_V32 && MMC 347 help 348 This option enables the SD/MMC host controller interface. 349 The host controller is implemented using the built in 350 IO-Processor. Only the SPU is used in this implementation. 351 352config ETRAX_SPI_MMC 353# Make this one of several "choices" (possible simultaneously but 354# suggested uniquely) when an IOP driver emerges for "real" MMC/SD 355# protocol support. 356 tristate 357 depends on !ETRAX_MMC_IOP 358 default MMC 359 select SPI 360 select MMC_SPI 361 select ETRAX_SPI_MMC_BOARD 362 363# For the parts that can't be a module (due to restrictions in 364# framework elsewhere). 365config ETRAX_SPI_MMC_BOARD 366 boolean 367 default n 368 369# While the board info is MMC_SPI only, the drivers are written to be 370# independent of MMC_SPI, so we'll keep SPI non-dependent on the 371# MMC_SPI config choices (well, except for a single depends-on-line 372# for the board-info file until a separate non-MMC SPI board file 373# emerges). 374# FIXME: When that happens, we'll need to be able to ask for and 375# configure non-MMC SPI ports together with MMC_SPI ports (if multiple 376# SPI ports are enabled). 377 378config SPI_ETRAX_SSER 379 tristate 380 depends on SPI_MASTER && ETRAX_ARCH_V32 381 select SPI_BITBANG 382 help 383 This enables using an synchronous serial (sser) port as a 384 SPI master controller on Axis ETRAX FS and later. The 385 driver can be configured to use any sser port. 386 387config SPI_ETRAX_GPIO 388 tristate 389 depends on SPI_MASTER && ETRAX_ARCH_V32 390 select SPI_BITBANG 391 help 392 This enables using GPIO pins port as a SPI master controller 393 on Axis ETRAX FS and later. The driver can be configured to 394 use any GPIO pins. 395 396config ETRAX_SPI_SSER0 397 tristate "SPI using synchronous serial port 0 (sser0)" 398 depends on ETRAX_SPI_MMC 399 default m if MMC_SPI=m 400 default y if MMC_SPI=y 401 default y if MMC_SPI=n 402 select SPI_ETRAX_SSER 403 help 404 Say Y for an MMC/SD socket connected to synchronous serial port 0, 405 or for devices using the SPI protocol on that port. Say m if you 406 want to build it as a module, which will be named spi_crisv32_sser. 407 (You need to select MMC separately.) 408 409config ETRAX_SPI_SSER1 410 tristate "SPI using synchronous serial port 1 (sser1)" 411 depends on ETRAX_SPI_MMC 412 default m if MMC_SPI=m && ETRAX_SPI_SSER0=n 413 default y if MMC_SPI=y && ETRAX_SPI_SSER0=n 414 default y if MMC_SPI=n && ETRAX_SPI_SSER0=n 415 select SPI_ETRAX_SSER 416 help 417 Say Y for an MMC/SD socket connected to synchronous serial port 1, 418 or for devices using the SPI protocol on that port. Say m if you 419 want to build it as a module, which will be named spi_crisv32_sser. 420 (You need to select MMC separately.) 421 422config ETRAX_SPI_GPIO 423 tristate "Bitbanged SPI using gpio pins" 424 depends on ETRAX_SPI_MMC 425 select SPI_ETRAX_GPIO 426 default m if MMC_SPI=m && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 427 default y if MMC_SPI=y && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 428 default y if MMC_SPI=n && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 429 help 430 Say Y for an MMC/SD socket connected to general I/O pins (but not 431 a complete synchronous serial ports), or for devices using the SPI 432 protocol on general I/O pins. Slow and slows down the system. 433 Say m to build it as a module, which will be called spi_crisv32_gpio. 434 (You need to select MMC separately.) 435 436endif 437