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 select MTD_MTDRAM 112 help 113 This option enables MTD mapping of flash devices. Needed to use 114 flash memories. If unsure, say Y. 115 116config ETRAX_AXISFLASHMAP_MTD0WHOLE 117 bool "MTD0 is whole boot flash device" 118 depends on ETRAX_AXISFLASHMAP 119 help 120 When this option is not set, mtd0 refers to the first partition 121 on the boot flash device. When set, mtd0 refers to the whole 122 device, with mtd1 referring to the first partition etc. 123 124config ETRAX_PTABLE_SECTOR 125 int "Byte-offset of partition table sector" 126 depends on ETRAX_AXISFLASHMAP 127 default "65536" 128 help 129 Byte-offset of the partition table in the first flash chip. 130 The default value is 64kB and should not be changed unless 131 you know exactly what you are doing. The only valid reason 132 for changing this is when the flash block size is bigger 133 than 64kB (e.g. when using two parallel 16 bit flashes). 134 135config ETRAX_NANDFLASH 136 bool "NAND flash support" 137 depends on ETRAX_ARCH_V32 138 select MTD_NAND 139 select MTD_NAND_IDS 140 help 141 This option enables MTD mapping of NAND flash devices. Needed to use 142 NAND flash memories. If unsure, say Y. 143 144config ETRAX_NANDBOOT 145 bool "Boot from NAND flash" 146 depends on ETRAX_NANDFLASH 147 help 148 This options enables booting from NAND flash devices. 149 Say Y if your boot code, kernel and root file system is in 150 NAND flash. Say N if they are in NOR flash. 151 152config ETRAX_I2C 153 bool "I2C driver" 154 depends on ETRAX_ARCH_V32 155 help 156 This option enables the I2C driver used by e.g. the RTC driver. 157 158config ETRAX_V32_I2C_DATA_PORT 159 string "I2C data pin" 160 depends on ETRAX_I2C 161 help 162 The pin to use for I2C data. 163 164config ETRAX_V32_I2C_CLK_PORT 165 string "I2C clock pin" 166 depends on ETRAX_I2C 167 help 168 The pin to use for I2C clock. 169 170config ETRAX_GPIO 171 bool "GPIO support" 172 depends on ETRAX_ARCH_V32 173 ---help--- 174 Enables the ETRAX general port device (major 120, minors 0-4). 175 You can use this driver to access the general port bits. It supports 176 these ioctl's: 177 #include <linux/etraxgpio.h> 178 fd = open("/dev/gpioa", O_RDWR); // or /dev/gpiob 179 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_SETBITS), bits_to_set); 180 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_CLRBITS), bits_to_clear); 181 err = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READ_INBITS), &val); 182 Remember that you need to setup the port directions appropriately in 183 the General configuration. 184 185config ETRAX_VIRTUAL_GPIO 186 bool "Virtual GPIO support" 187 depends on ETRAX_GPIO 188 help 189 Enables the virtual Etrax general port device (major 120, minor 6). 190 It uses an I/O expander for the I2C-bus. 191 192config ETRAX_VIRTUAL_GPIO_INTERRUPT_PA_PIN 193 int "Virtual GPIO interrupt pin on PA pin" 194 range 0 7 195 depends on ETRAX_VIRTUAL_GPIO 196 help 197 The pin to use on PA for virtual gpio interrupt. 198 199config ETRAX_PA_CHANGEABLE_DIR 200 hex "PA user changeable dir mask" 201 depends on ETRAX_GPIO 202 default "0x00" if ETRAXFS 203 default "0x00000000" if !ETRAXFS 204 help 205 This is a bitmask (8 bits) with information of what bits in PA that a 206 user can change direction on using ioctl's. 207 Bit set = changeable. 208 You probably want 0 here, but it depends on your hardware. 209 210config ETRAX_PA_CHANGEABLE_BITS 211 hex "PA user changeable bits mask" 212 depends on ETRAX_GPIO 213 default "0x00" if ETRAXFS 214 default "0x00000000" if !ETRAXFS 215 help 216 This is a bitmask (8 bits) with information of what bits in PA 217 that a user can change the value on using ioctl's. 218 Bit set = changeable. 219 220config ETRAX_PB_CHANGEABLE_DIR 221 hex "PB user changeable dir mask" 222 depends on ETRAX_GPIO 223 default "0x00000" if ETRAXFS 224 default "0x00000000" if !ETRAXFS 225 help 226 This is a bitmask (18 bits) with information of what bits in PB 227 that a user can change direction on using ioctl's. 228 Bit set = changeable. 229 You probably want 0 here, but it depends on your hardware. 230 231config ETRAX_PB_CHANGEABLE_BITS 232 hex "PB user changeable bits mask" 233 depends on ETRAX_GPIO 234 default "0x00000" if ETRAXFS 235 default "0x00000000" if !ETRAXFS 236 help 237 This is a bitmask (18 bits) with information of what bits in PB 238 that a user can change the value on using ioctl's. 239 Bit set = changeable. 240 241config ETRAX_PC_CHANGEABLE_DIR 242 hex "PC user changeable dir mask" 243 depends on ETRAX_GPIO 244 default "0x00000" if ETRAXFS 245 default "0x00000000" if !ETRAXFS 246 help 247 This is a bitmask (18 bits) with information of what bits in PC 248 that a user can change direction on using ioctl's. 249 Bit set = changeable. 250 You probably want 0 here, but it depends on your hardware. 251 252config ETRAX_PC_CHANGEABLE_BITS 253 hex "PC user changeable bits mask" 254 depends on ETRAX_GPIO 255 default "0x00000" if ETRAXFS 256 default "0x00000000" if ETRAXFS 257 help 258 This is a bitmask (18 bits) with information of what bits in PC 259 that a user can change the value on using ioctl's. 260 Bit set = changeable. 261 262config ETRAX_PD_CHANGEABLE_DIR 263 hex "PD user changeable dir mask" 264 depends on ETRAX_GPIO && ETRAXFS 265 default "0x00000" 266 help 267 This is a bitmask (18 bits) with information of what bits in PD 268 that a user can change direction on using ioctl's. 269 Bit set = changeable. 270 You probably want 0x00000 here, but it depends on your hardware. 271 272config ETRAX_PD_CHANGEABLE_BITS 273 hex "PD user changeable bits mask" 274 depends on ETRAX_GPIO && ETRAXFS 275 default "0x00000" 276 help 277 This is a bitmask (18 bits) with information of what bits in PD 278 that a user can change the value on using ioctl's. 279 Bit set = changeable. 280 281config ETRAX_PE_CHANGEABLE_DIR 282 hex "PE user changeable dir mask" 283 depends on ETRAX_GPIO && ETRAXFS 284 default "0x00000" 285 help 286 This is a bitmask (18 bits) with information of what bits in PE 287 that a user can change direction on using ioctl's. 288 Bit set = changeable. 289 You probably want 0x00000 here, but it depends on your hardware. 290 291config ETRAX_PE_CHANGEABLE_BITS 292 hex "PE user changeable bits mask" 293 depends on ETRAX_GPIO && ETRAXFS 294 default "0x00000" 295 help 296 This is a bitmask (18 bits) with information of what bits in PE 297 that a user can change the value on using ioctl's. 298 Bit set = changeable. 299 300config ETRAX_PV_CHANGEABLE_DIR 301 hex "PV user changeable dir mask" 302 depends on ETRAX_VIRTUAL_GPIO 303 default "0x0000" 304 help 305 This is a bitmask (16 bits) with information of what bits in PV 306 that a user can change direction on using ioctl's. 307 Bit set = changeable. 308 You probably want 0x0000 here, but it depends on your hardware. 309 310config ETRAX_PV_CHANGEABLE_BITS 311 hex "PV user changeable bits mask" 312 depends on ETRAX_VIRTUAL_GPIO 313 default "0x0000" 314 help 315 This is a bitmask (16 bits) with information of what bits in PV 316 that a user can change the value on using ioctl's. 317 Bit set = changeable. 318 319config ETRAX_CARDBUS 320 bool "Cardbus support" 321 depends on ETRAX_ARCH_V32 322 help 323 Enabled the ETRAX Cardbus driver. 324 325config PCI 326 bool 327 depends on ETRAX_CARDBUS 328 default y 329 select HAVE_GENERIC_DMA_COHERENT 330 331config ETRAX_IOP_FW_LOAD 332 tristate "IO-processor hotplug firmware loading support" 333 depends on ETRAX_ARCH_V32 334 select FW_LOADER 335 help 336 Enables IO-processor hotplug firmware loading support. 337 338config ETRAX_STREAMCOPROC 339 tristate "Stream co-processor driver enabled" 340 depends on ETRAX_ARCH_V32 341 help 342 This option enables a driver for the stream co-processor 343 for cryptographic operations. 344 345config ETRAX_MMC_IOP 346 tristate "MMC/SD host driver using IO-processor" 347 depends on ETRAX_ARCH_V32 && MMC 348 help 349 This option enables the SD/MMC host controller interface. 350 The host controller is implemented using the built in 351 IO-Processor. Only the SPU is used in this implementation. 352 353config ETRAX_SPI_MMC 354# Make this one of several "choices" (possible simultaneously but 355# suggested uniquely) when an IOP driver emerges for "real" MMC/SD 356# protocol support. 357 tristate 358 depends on !ETRAX_MMC_IOP 359 default MMC 360 select SPI 361 select MMC_SPI 362 363# While the board info is MMC_SPI only, the drivers are written to be 364# independent of MMC_SPI, so we'll keep SPI non-dependent on the 365# MMC_SPI config choices (well, except for a single depends-on-line 366# for the board-info file until a separate non-MMC SPI board file 367# emerges). 368# FIXME: When that happens, we'll need to be able to ask for and 369# configure non-MMC SPI ports together with MMC_SPI ports (if multiple 370# SPI ports are enabled). 371 372config SPI_ETRAX_SSER 373 tristate 374 depends on SPI_MASTER && ETRAX_ARCH_V32 375 select SPI_BITBANG 376 help 377 This enables using an synchronous serial (sser) port as a 378 SPI master controller on Axis ETRAX FS and later. The 379 driver can be configured to use any sser port. 380 381config SPI_ETRAX_GPIO 382 tristate 383 depends on SPI_MASTER && ETRAX_ARCH_V32 384 select SPI_BITBANG 385 help 386 This enables using GPIO pins port as a SPI master controller 387 on Axis ETRAX FS and later. The driver can be configured to 388 use any GPIO pins. 389 390config ETRAX_SPI_SSER0 391 tristate "SPI using synchronous serial port 0 (sser0)" 392 depends on ETRAX_SPI_MMC 393 default m if MMC_SPI=m 394 default y if MMC_SPI=y 395 default y if MMC_SPI=n 396 select SPI_ETRAX_SSER 397 help 398 Say Y for an MMC/SD socket connected to synchronous serial port 0, 399 or for devices using the SPI protocol on that port. Say m if you 400 want to build it as a module, which will be named spi_crisv32_sser. 401 (You need to select MMC separately.) 402 403config ETRAX_SPI_SSER1 404 tristate "SPI using synchronous serial port 1 (sser1)" 405 depends on ETRAX_SPI_MMC 406 default m if MMC_SPI=m && ETRAX_SPI_SSER0=n 407 default y if MMC_SPI=y && ETRAX_SPI_SSER0=n 408 default y if MMC_SPI=n && ETRAX_SPI_SSER0=n 409 select SPI_ETRAX_SSER 410 help 411 Say Y for an MMC/SD socket connected to synchronous serial port 1, 412 or for devices using the SPI protocol on that port. Say m if you 413 want to build it as a module, which will be named spi_crisv32_sser. 414 (You need to select MMC separately.) 415 416config ETRAX_SPI_GPIO 417 tristate "Bitbanged SPI using gpio pins" 418 depends on ETRAX_SPI_MMC 419 select SPI_ETRAX_GPIO 420 default m if MMC_SPI=m && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 421 default y if MMC_SPI=y && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 422 default y if MMC_SPI=n && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 423 help 424 Say Y for an MMC/SD socket connected to general I/O pins (but not 425 a complete synchronous serial ports), or for devices using the SPI 426 protocol on general I/O pins. Slow and slows down the system. 427 Say m to build it as a module, which will be called spi_crisv32_gpio. 428 (You need to select MMC separately.) 429 430endif 431