1if ETRAX_ARCH_V32 2 3config ETRAX_ETHERNET 4 bool "Ethernet support" 5 depends on ETRAX_ARCH_V32 6 select NET_ETHERNET 7 select MII 8 help 9 This option enables the ETRAX FS built-in 10/100Mbit Ethernet 10 controller. 11 12config ETRAX_NO_PHY 13 bool "PHY not present" 14 depends on ETRAX_ETHERNET 15 default N 16 help 17 This option disables all MDIO communication with an ethernet 18 transceiver connected to the MII interface. This option shall 19 typically be enabled if the MII interface is connected to a 20 switch. This option should normally be disabled. If enabled, 21 speed and duplex will be locked to 100 Mbit and full duplex. 22 23config ETRAX_ETHERNET_IFACE0 24 depends on ETRAX_ETHERNET 25 bool "Enable network interface 0" 26 27config ETRAX_ETHERNET_IFACE1 28 depends on (ETRAX_ETHERNET && ETRAXFS) 29 bool "Enable network interface 1 (uses DMA6 and DMA7)" 30 31config ETRAX_ETHERNET_GBIT 32 depends on (ETRAX_ETHERNET && CRIS_MACH_ARTPEC3) 33 bool "Enable gigabit Ethernet support" 34 35choice 36 prompt "Eth0 led group" 37 depends on ETRAX_ETHERNET_IFACE0 38 default ETRAX_ETH0_USE_LEDGRP0 39 40config ETRAX_ETH0_USE_LEDGRP0 41 bool "Use LED grp 0" 42 depends on ETRAX_NBR_LED_GRP_ONE || ETRAX_NBR_LED_GRP_TWO 43 help 44 Use LED grp 0 for eth0 45 46config ETRAX_ETH0_USE_LEDGRP1 47 bool "Use LED grp 1" 48 depends on ETRAX_NBR_LED_GRP_TWO 49 help 50 Use LED grp 1 for eth0 51 52config ETRAX_ETH0_USE_LEDGRPNULL 53 bool "Use no LEDs for eth0" 54 help 55 Use no LEDs for eth0 56endchoice 57 58choice 59 prompt "Eth1 led group" 60 depends on ETRAX_ETHERNET_IFACE1 61 default ETRAX_ETH1_USE_LEDGRP1 62 63config ETRAX_ETH1_USE_LEDGRP0 64 bool "Use LED grp 0" 65 depends on ETRAX_NBR_LED_GRP_ONE || ETRAX_NBR_LED_GRP_TWO 66 help 67 Use LED grp 0 for eth1 68 69config ETRAX_ETH1_USE_LEDGRP1 70 bool "Use LED grp 1" 71 depends on ETRAX_NBR_LED_GRP_TWO 72 help 73 Use LED grp 1 for eth1 74 75config ETRAX_ETH1_USE_LEDGRPNULL 76 bool "Use no LEDs for eth1" 77 help 78 Use no LEDs for eth1 79endchoice 80 81config ETRAXFS_SERIAL 82 bool "Serial-port support" 83 depends on ETRAX_ARCH_V32 84 select SERIAL_CORE 85 select SERIAL_CORE_CONSOLE 86 help 87 Enables the ETRAX FS serial driver for ser0 (ttyS0) 88 You probably want this enabled. 89 90config ETRAX_RS485 91 bool "RS-485 support" 92 depends on ETRAXFS_SERIAL 93 help 94 Enables support for RS-485 serial communication. 95 96config ETRAX_RS485_DISABLE_RECEIVER 97 bool "Disable serial receiver" 98 depends on ETRAX_RS485 99 help 100 It is necessary to disable the serial receiver to avoid serial 101 loopback. Not all products are able to do this in software only. 102 103config ETRAX_SERIAL_PORT0 104 bool "Serial port 0 enabled" 105 depends on ETRAXFS_SERIAL 106 help 107 Enables the ETRAX FS serial driver for ser0 (ttyS0) 108 Normally you want this on. You can control what DMA channels to use 109 if you do not need DMA to something else. 110 ser0 can use dma4 or dma6 for output and dma5 or dma7 for input. 111 112choice 113 prompt "Ser0 default port type " 114 depends on ETRAX_SERIAL_PORT0 115 default ETRAX_SERIAL_PORT0_TYPE_232 116 help 117 Type of serial port. 118 119config ETRAX_SERIAL_PORT0_TYPE_232 120 bool "Ser0 is a RS-232 port" 121 help 122 Configure serial port 0 to be a RS-232 port. 123 124config ETRAX_SERIAL_PORT0_TYPE_485HD 125 bool "Ser0 is a half duplex RS-485 port" 126 depends on ETRAX_RS485 127 help 128 Configure serial port 0 to be a half duplex (two wires) RS-485 port. 129 130config ETRAX_SERIAL_PORT0_TYPE_485FD 131 bool "Ser0 is a full duplex RS-485 port" 132 depends on ETRAX_RS485 133 help 134 Configure serial port 0 to be a full duplex (four wires) RS-485 port. 135endchoice 136 137config ETRAX_SER0_DTR_BIT 138 string "Ser 0 DTR bit (empty = not used)" 139 depends on ETRAX_SERIAL_PORT0 140 141config ETRAX_SER0_RI_BIT 142 string "Ser 0 RI bit (empty = not used)" 143 depends on ETRAX_SERIAL_PORT0 144 145config ETRAX_SER0_DSR_BIT 146 string "Ser 0 DSR bit (empty = not used)" 147 depends on ETRAX_SERIAL_PORT0 148 149config ETRAX_SER0_CD_BIT 150 string "Ser 0 CD bit (empty = not used)" 151 depends on ETRAX_SERIAL_PORT0 152 153config ETRAX_SERIAL_PORT1 154 bool "Serial port 1 enabled" 155 depends on ETRAXFS_SERIAL 156 help 157 Enables the ETRAX FS serial driver for ser1 (ttyS1). 158 159choice 160 prompt "Ser1 default port type" 161 depends on ETRAX_SERIAL_PORT1 162 default ETRAX_SERIAL_PORT1_TYPE_232 163 help 164 Type of serial port. 165 166config ETRAX_SERIAL_PORT1_TYPE_232 167 bool "Ser1 is a RS-232 port" 168 help 169 Configure serial port 1 to be a RS-232 port. 170 171config ETRAX_SERIAL_PORT1_TYPE_485HD 172 bool "Ser1 is a half duplex RS-485 port" 173 depends on ETRAX_RS485 174 help 175 Configure serial port 1 to be a half duplex (two wires) RS-485 port. 176 177config ETRAX_SERIAL_PORT1_TYPE_485FD 178 bool "Ser1 is a full duplex RS-485 port" 179 depends on ETRAX_RS485 180 help 181 Configure serial port 1 to be a full duplex (four wires) RS-485 port. 182endchoice 183 184config ETRAX_SER1_DTR_BIT 185 string "Ser 1 DTR bit (empty = not used)" 186 depends on ETRAX_SERIAL_PORT1 187 188config ETRAX_SER1_RI_BIT 189 string "Ser 1 RI bit (empty = not used)" 190 depends on ETRAX_SERIAL_PORT1 191 192config ETRAX_SER1_DSR_BIT 193 string "Ser 1 DSR bit (empty = not used)" 194 depends on ETRAX_SERIAL_PORT1 195 196config ETRAX_SER1_CD_BIT 197 string "Ser 1 CD bit (empty = not used)" 198 depends on ETRAX_SERIAL_PORT1 199 200config ETRAX_SERIAL_PORT2 201 bool "Serial port 2 enabled" 202 depends on ETRAXFS_SERIAL 203 help 204 Enables the ETRAX FS serial driver for ser2 (ttyS2). 205 206choice 207 prompt "Ser2 default port type" 208 depends on ETRAX_SERIAL_PORT2 209 default ETRAX_SERIAL_PORT2_TYPE_232 210 help 211 What DMA channel to use for ser2 212 213config ETRAX_SERIAL_PORT2_TYPE_232 214 bool "Ser2 is a RS-232 port" 215 help 216 Configure serial port 2 to be a RS-232 port. 217 218config ETRAX_SERIAL_PORT2_TYPE_485HD 219 bool "Ser2 is a half duplex RS-485 port" 220 depends on ETRAX_RS485 221 help 222 Configure serial port 2 to be a half duplex (two wires) RS-485 port. 223 224config ETRAX_SERIAL_PORT2_TYPE_485FD 225 bool "Ser2 is a full duplex RS-485 port" 226 depends on ETRAX_RS485 227 help 228 Configure serial port 2 to be a full duplex (four wires) RS-485 port. 229endchoice 230 231 232config ETRAX_SER2_DTR_BIT 233 string "Ser 2 DTR bit (empty = not used)" 234 depends on ETRAX_SERIAL_PORT2 235 236config ETRAX_SER2_RI_BIT 237 string "Ser 2 RI bit (empty = not used)" 238 depends on ETRAX_SERIAL_PORT2 239 240config ETRAX_SER2_DSR_BIT 241 string "Ser 2 DSR bit (empty = not used)" 242 depends on ETRAX_SERIAL_PORT2 243 244config ETRAX_SER2_CD_BIT 245 string "Ser 2 CD bit (empty = not used)" 246 depends on ETRAX_SERIAL_PORT2 247 248config ETRAX_SERIAL_PORT3 249 bool "Serial port 3 enabled" 250 depends on ETRAXFS_SERIAL 251 help 252 Enables the ETRAX FS serial driver for ser3 (ttyS3). 253 254choice 255 prompt "Ser3 default port type" 256 depends on ETRAX_SERIAL_PORT3 257 default ETRAX_SERIAL_PORT3_TYPE_232 258 help 259 What DMA channel to use for ser3. 260 261config ETRAX_SERIAL_PORT3_TYPE_232 262 bool "Ser3 is a RS-232 port" 263 help 264 Configure serial port 3 to be a RS-232 port. 265 266config ETRAX_SERIAL_PORT3_TYPE_485HD 267 bool "Ser3 is a half duplex RS-485 port" 268 depends on ETRAX_RS485 269 help 270 Configure serial port 3 to be a half duplex (two wires) RS-485 port. 271 272config ETRAX_SERIAL_PORT3_TYPE_485FD 273 bool "Ser3 is a full duplex RS-485 port" 274 depends on ETRAX_RS485 275 help 276 Configure serial port 3 to be a full duplex (four wires) RS-485 port. 277endchoice 278 279config ETRAX_SER3_DTR_BIT 280 string "Ser 3 DTR bit (empty = not used)" 281 depends on ETRAX_SERIAL_PORT3 282 283config ETRAX_SER3_RI_BIT 284 string "Ser 3 RI bit (empty = not used)" 285 depends on ETRAX_SERIAL_PORT3 286 287config ETRAX_SER3_DSR_BIT 288 string "Ser 3 DSR bit (empty = not used)" 289 depends on ETRAX_SERIAL_PORT3 290 291config ETRAX_SER3_CD_BIT 292 string "Ser 3 CD bit (empty = not used)" 293 depends on ETRAX_SERIAL_PORT3 294 295config ETRAX_SERIAL_PORT4 296 bool "Serial port 4 enabled" 297 depends on ETRAXFS_SERIAL && CRIS_MACH_ARTPEC3 298 help 299 Enables the ETRAX FS serial driver for ser4 (ttyS4). 300 301choice 302 prompt "Ser4 default port type" 303 depends on ETRAX_SERIAL_PORT4 304 default ETRAX_SERIAL_PORT4_TYPE_232 305 help 306 What DMA channel to use for ser4. 307 308config ETRAX_SERIAL_PORT4_TYPE_232 309 bool "Ser4 is a RS-232 port" 310 help 311 Configure serial port 4 to be a RS-232 port. 312 313config ETRAX_SERIAL_PORT4_TYPE_485HD 314 bool "Ser4 is a half duplex RS-485 port" 315 depends on ETRAX_RS485 316 help 317 Configure serial port 4 to be a half duplex (two wires) RS-485 port. 318 319config ETRAX_SERIAL_PORT4_TYPE_485FD 320 bool "Ser4 is a full duplex RS-485 port" 321 depends on ETRAX_RS485 322 help 323 Configure serial port 4 to be a full duplex (four wires) RS-485 port. 324endchoice 325 326choice 327 prompt "Ser4 DMA in channel " 328 depends on ETRAX_SERIAL_PORT4 329 default ETRAX_SERIAL_PORT4_NO_DMA_IN 330 help 331 What DMA channel to use for ser4. 332 333 334config ETRAX_SERIAL_PORT4_NO_DMA_IN 335 bool "Ser4 uses no DMA for input" 336 help 337 Do not use DMA for ser4 input. 338 339config ETRAX_SERIAL_PORT4_DMA9_IN 340 bool "Ser4 uses DMA9 for input" 341 depends on ETRAX_SERIAL_PORT4 342 help 343 Enables the DMA9 input channel for ser4 (ttyS4). 344 If you do not enable DMA, an interrupt for each character will be 345 used when receiving data. 346 Normally you want to use DMA, unless you use the DMA channel for 347 something else. 348 349endchoice 350 351config ETRAX_SER4_DTR_BIT 352 string "Ser 4 DTR bit (empty = not used)" 353 depends on ETRAX_SERIAL_PORT4 354 355config ETRAX_SER4_RI_BIT 356 string "Ser 4 RI bit (empty = not used)" 357 depends on ETRAX_SERIAL_PORT4 358 359config ETRAX_SER4_DSR_BIT 360 string "Ser 4 DSR bit (empty = not used)" 361 depends on ETRAX_SERIAL_PORT4 362 363config ETRAX_SER3_CD_BIT 364 string "Ser 4 CD bit (empty = not used)" 365 depends on ETRAX_SERIAL_PORT4 366 367config ETRAX_RS485 368 bool "RS-485 support" 369 depends on ETRAXFS_SERIAL 370 help 371 Enables support for RS-485 serial communication. For a primer on 372 RS-485, see <http://www.hw.cz/english/docs/rs485/rs485.html>. 373 374config ETRAX_RS485_DISABLE_RECEIVER 375 bool "Disable serial receiver" 376 depends on ETRAX_RS485 377 help 378 It is necessary to disable the serial receiver to avoid serial 379 loopback. Not all products are able to do this in software only. 380 381config ETRAX_SYNCHRONOUS_SERIAL 382 bool "Synchronous serial-port support" 383 depends on ETRAX_ARCH_V32 384 help 385 Enables the ETRAX FS synchronous serial driver. 386 387config ETRAX_SYNCHRONOUS_SERIAL_PORT0 388 bool "Synchronous serial port 0 enabled" 389 depends on ETRAX_SYNCHRONOUS_SERIAL 390 help 391 Enabled synchronous serial port 0. 392 393config ETRAX_SYNCHRONOUS_SERIAL0_DMA 394 bool "Enable DMA on synchronous serial port 0." 395 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT0 396 help 397 A synchronous serial port can run in manual or DMA mode. 398 Selecting this option will make it run in DMA mode. 399 400config ETRAX_SYNCHRONOUS_SERIAL_PORT1 401 bool "Synchronous serial port 1 enabled" 402 depends on ETRAX_SYNCHRONOUS_SERIAL && ETRAXFS 403 help 404 Enabled synchronous serial port 1. 405 406config ETRAX_SYNCHRONOUS_SERIAL1_DMA 407 bool "Enable DMA on synchronous serial port 1." 408 depends on ETRAX_SYNCHRONOUS_SERIAL_PORT1 409 help 410 A synchronous serial port can run in manual or DMA mode. 411 Selecting this option will make it run in DMA mode. 412 413config ETRAX_AXISFLASHMAP 414 bool "Axis flash-map support" 415 depends on ETRAX_ARCH_V32 416 select MTD 417 select MTD_CFI 418 select MTD_CFI_AMDSTD 419 select MTD_JEDECPROBE 420 select MTD_CHAR 421 select MTD_BLOCK 422 select MTD_PARTITIONS 423 select MTD_CONCAT 424 select MTD_COMPLEX_MAPPINGS 425 help 426 This option enables MTD mapping of flash devices. Needed to use 427 flash memories. If unsure, say Y. 428 429config ETRAX_AXISFLASHMAP_MTD0WHOLE 430 bool "MTD0 is whole boot flash device" 431 depends on ETRAX_AXISFLASHMAP 432 default N 433 help 434 When this option is not set, mtd0 refers to the first partition 435 on the boot flash device. When set, mtd0 refers to the whole 436 device, with mtd1 referring to the first partition etc. 437 438config ETRAX_PTABLE_SECTOR 439 int "Byte-offset of partition table sector" 440 depends on ETRAX_AXISFLASHMAP 441 default "65536" 442 help 443 Byte-offset of the partition table in the first flash chip. 444 The default value is 64kB and should not be changed unless 445 you know exactly what you are doing. The only valid reason 446 for changing this is when the flash block size is bigger 447 than 64kB (e.g. when using two parallel 16 bit flashes). 448 449config ETRAX_NANDFLASH 450 bool "NAND flash support" 451 depends on ETRAX_ARCH_V32 452 select MTD_NAND 453 select MTD_NAND_IDS 454 help 455 This option enables MTD mapping of NAND flash devices. Needed to use 456 NAND flash memories. If unsure, say Y. 457 458config ETRAX_NANDBOOT 459 bool "Boot from NAND flash" 460 depends on ETRAX_NANDFLASH 461 help 462 This options enables booting from NAND flash devices. 463 Say Y if your boot code, kernel and root file system is in 464 NAND flash. Say N if they are in NOR flash. 465 466config ETRAX_I2C 467 bool "I2C driver" 468 depends on ETRAX_ARCH_V32 469 help 470 This option enables the I2C driver used by e.g. the RTC driver. 471 472config ETRAX_V32_I2C_DATA_PORT 473 string "I2C data pin" 474 depends on ETRAX_I2C 475 help 476 The pin to use for I2C data. 477 478config ETRAX_V32_I2C_CLK_PORT 479 string "I2C clock pin" 480 depends on ETRAX_I2C 481 help 482 The pin to use for I2C clock. 483 484config ETRAX_GPIO 485 bool "GPIO support" 486 depends on ETRAX_ARCH_V32 487 ---help--- 488 Enables the ETRAX general port device (major 120, minors 0-4). 489 You can use this driver to access the general port bits. It supports 490 these ioctl's: 491 #include <linux/etraxgpio.h> 492 fd = open("/dev/gpioa", O_RDWR); // or /dev/gpiob 493 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_SETBITS), bits_to_set); 494 ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_CLRBITS), bits_to_clear); 495 err = ioctl(fd, _IO(ETRAXGPIO_IOCTYPE, IO_READ_INBITS), &val); 496 Remember that you need to setup the port directions appropriately in 497 the General configuration. 498 499config ETRAX_VIRTUAL_GPIO 500 bool "Virtual GPIO support" 501 depends on ETRAX_GPIO 502 help 503 Enables the virtual Etrax general port device (major 120, minor 6). 504 It uses an I/O expander for the I2C-bus. 505 506config ETRAX_VIRTUAL_GPIO_INTERRUPT_PA_PIN 507 int "Virtual GPIO interrupt pin on PA pin" 508 range 0 7 509 depends on ETRAX_VIRTUAL_GPIO 510 help 511 The pin to use on PA for virtual gpio interrupt. 512 513config ETRAX_PA_CHANGEABLE_DIR 514 hex "PA user changeable dir mask" 515 depends on ETRAX_GPIO 516 default "0x00" if ETRAXFS 517 default "0x00000000" if !ETRAXFS 518 help 519 This is a bitmask (8 bits) with information of what bits in PA that a 520 user can change direction on using ioctl's. 521 Bit set = changeable. 522 You probably want 0 here, but it depends on your hardware. 523 524config ETRAX_PA_CHANGEABLE_BITS 525 hex "PA user changeable bits mask" 526 depends on ETRAX_GPIO 527 default "0x00" if ETRAXFS 528 default "0x00000000" if !ETRAXFS 529 help 530 This is a bitmask (8 bits) with information of what bits in PA 531 that a user can change the value on using ioctl's. 532 Bit set = changeable. 533 534config ETRAX_PB_CHANGEABLE_DIR 535 hex "PB user changeable dir mask" 536 depends on ETRAX_GPIO 537 default "0x00000" if ETRAXFS 538 default "0x00000000" if !ETRAXFS 539 help 540 This is a bitmask (18 bits) with information of what bits in PB 541 that a user can change direction on using ioctl's. 542 Bit set = changeable. 543 You probably want 0 here, but it depends on your hardware. 544 545config ETRAX_PB_CHANGEABLE_BITS 546 hex "PB user changeable bits mask" 547 depends on ETRAX_GPIO 548 default "0x00000" if ETRAXFS 549 default "0x00000000" if !ETRAXFS 550 help 551 This is a bitmask (18 bits) with information of what bits in PB 552 that a user can change the value on using ioctl's. 553 Bit set = changeable. 554 555config ETRAX_PC_CHANGEABLE_DIR 556 hex "PC user changeable dir mask" 557 depends on ETRAX_GPIO 558 default "0x00000" if ETRAXFS 559 default "0x00000000" if !ETRAXFS 560 help 561 This is a bitmask (18 bits) with information of what bits in PC 562 that a user can change direction on using ioctl's. 563 Bit set = changeable. 564 You probably want 0 here, but it depends on your hardware. 565 566config ETRAX_PC_CHANGEABLE_BITS 567 hex "PC user changeable bits mask" 568 depends on ETRAX_GPIO 569 default "0x00000" if ETRAXFS 570 default "0x00000000" if ETRAXFS 571 help 572 This is a bitmask (18 bits) with information of what bits in PC 573 that a user can change the value on using ioctl's. 574 Bit set = changeable. 575 576config ETRAX_PD_CHANGEABLE_DIR 577 hex "PD user changeable dir mask" 578 depends on ETRAX_GPIO && ETRAXFS 579 default "0x00000" 580 help 581 This is a bitmask (18 bits) with information of what bits in PD 582 that a user can change direction on using ioctl's. 583 Bit set = changeable. 584 You probably want 0x00000 here, but it depends on your hardware. 585 586config ETRAX_PD_CHANGEABLE_BITS 587 hex "PD user changeable bits mask" 588 depends on ETRAX_GPIO && ETRAXFS 589 default "0x00000" 590 help 591 This is a bitmask (18 bits) with information of what bits in PD 592 that a user can change the value on using ioctl's. 593 Bit set = changeable. 594 595config ETRAX_PE_CHANGEABLE_DIR 596 hex "PE user changeable dir mask" 597 depends on ETRAX_GPIO && ETRAXFS 598 default "0x00000" 599 help 600 This is a bitmask (18 bits) with information of what bits in PE 601 that a user can change direction on using ioctl's. 602 Bit set = changeable. 603 You probably want 0x00000 here, but it depends on your hardware. 604 605config ETRAX_PE_CHANGEABLE_BITS 606 hex "PE user changeable bits mask" 607 depends on ETRAX_GPIO && ETRAXFS 608 default "0x00000" 609 help 610 This is a bitmask (18 bits) with information of what bits in PE 611 that a user can change the value on using ioctl's. 612 Bit set = changeable. 613 614config ETRAX_PV_CHANGEABLE_DIR 615 hex "PV user changeable dir mask" 616 depends on ETRAX_VIRTUAL_GPIO 617 default "0x0000" 618 help 619 This is a bitmask (16 bits) with information of what bits in PV 620 that a user can change direction on using ioctl's. 621 Bit set = changeable. 622 You probably want 0x0000 here, but it depends on your hardware. 623 624config ETRAX_PV_CHANGEABLE_BITS 625 hex "PV user changeable bits mask" 626 depends on ETRAX_VIRTUAL_GPIO 627 default "0x0000" 628 help 629 This is a bitmask (16 bits) with information of what bits in PV 630 that a user can change the value on using ioctl's. 631 Bit set = changeable. 632 633config ETRAX_CARDBUS 634 bool "Cardbus support" 635 depends on ETRAX_ARCH_V32 636 select HOTPLUG 637 help 638 Enabled the ETRAX Cardbus driver. 639 640config PCI 641 bool 642 depends on ETRAX_CARDBUS 643 default y 644 select HAVE_GENERIC_DMA_COHERENT 645 646config ETRAX_IOP_FW_LOAD 647 tristate "IO-processor hotplug firmware loading support" 648 depends on ETRAX_ARCH_V32 649 select FW_LOADER 650 help 651 Enables IO-processor hotplug firmware loading support. 652 653config ETRAX_STREAMCOPROC 654 tristate "Stream co-processor driver enabled" 655 depends on ETRAX_ARCH_V32 656 help 657 This option enables a driver for the stream co-processor 658 for cryptographic operations. 659 660source drivers/mmc/Kconfig 661 662config ETRAX_MMC_IOP 663 tristate "MMC/SD host driver using IO-processor" 664 depends on ETRAX_ARCH_V32 && MMC 665 help 666 This option enables the SD/MMC host controller interface. 667 The host controller is implemented using the built in 668 IO-Processor. Only the SPU is used in this implementation. 669 670config ETRAX_SPI_MMC 671# Make this one of several "choices" (possible simultaneously but 672# suggested uniquely) when an IOP driver emerges for "real" MMC/SD 673# protocol support. 674 tristate 675 depends on !ETRAX_MMC_IOP 676 default MMC 677 select SPI 678 select MMC_SPI 679 select ETRAX_SPI_MMC_BOARD 680 681# For the parts that can't be a module (due to restrictions in 682# framework elsewhere). 683config ETRAX_SPI_MMC_BOARD 684 boolean 685 default n 686 687# While the board info is MMC_SPI only, the drivers are written to be 688# independent of MMC_SPI, so we'll keep SPI non-dependent on the 689# MMC_SPI config choices (well, except for a single depends-on-line 690# for the board-info file until a separate non-MMC SPI board file 691# emerges). 692# FIXME: When that happens, we'll need to be able to ask for and 693# configure non-MMC SPI ports together with MMC_SPI ports (if multiple 694# SPI ports are enabled). 695 696config SPI_ETRAX_SSER 697 tristate 698 depends on SPI_MASTER && ETRAX_ARCH_V32 && EXPERIMENTAL 699 select SPI_BITBANG 700 help 701 This enables using an synchronous serial (sser) port as a 702 SPI master controller on Axis ETRAX FS and later. The 703 driver can be configured to use any sser port. 704 705config SPI_ETRAX_GPIO 706 tristate 707 depends on SPI_MASTER && ETRAX_ARCH_V32 && EXPERIMENTAL 708 select SPI_BITBANG 709 help 710 This enables using GPIO pins port as a SPI master controller 711 on Axis ETRAX FS and later. The driver can be configured to 712 use any GPIO pins. 713 714config ETRAX_SPI_SSER0 715 tristate "SPI using synchronous serial port 0 (sser0)" 716 depends on ETRAX_SPI_MMC 717 default m if MMC_SPI=m 718 default y if MMC_SPI=y 719 default y if MMC_SPI=n 720 select SPI_ETRAX_SSER 721 help 722 Say Y for an MMC/SD socket connected to synchronous serial port 0, 723 or for devices using the SPI protocol on that port. Say m if you 724 want to build it as a module, which will be named spi_crisv32_sser. 725 (You need to select MMC separately.) 726 727config ETRAX_SPI_SSER0_DMA 728 bool "DMA for SPI on sser0 enabled" 729 depends on ETRAX_SPI_SSER0 730 depends on !ETRAX_SERIAL_PORT1_DMA4_OUT && !ETRAX_SERIAL_PORT1_DMA5_IN 731 default y 732 help 733 Say Y if using DMA (dma4/dma5) for SPI on synchronous serial port 0. 734 735config ETRAX_SPI_MMC_CD_SSER0_PIN 736 string "MMC/SD card detect pin for SPI on sser0" 737 depends on ETRAX_SPI_SSER0 && MMC_SPI 738 default "pd11" 739 help 740 The pin to use for SD/MMC card detect. This pin should be pulled up 741 and grounded when a card is present. If defined as " " (space), no 742 pin is selected. A card must then always be inserted for proper 743 action. 744 745config ETRAX_SPI_MMC_WP_SSER0_PIN 746 string "MMC/SD card write-protect pin for SPI on sser0" 747 depends on ETRAX_SPI_SSER0 && MMC_SPI 748 default "pd10" 749 help 750 The pin to use for the SD/MMC write-protect signal for a memory 751 card. If defined as " " (space), the card is considered writable. 752 753config ETRAX_SPI_SSER1 754 tristate "SPI using synchronous serial port 1 (sser1)" 755 depends on ETRAX_SPI_MMC 756 default m if MMC_SPI=m && ETRAX_SPI_SSER0=n 757 default y if MMC_SPI=y && ETRAX_SPI_SSER0=n 758 default y if MMC_SPI=n && ETRAX_SPI_SSER0=n 759 select SPI_ETRAX_SSER 760 help 761 Say Y for an MMC/SD socket connected to synchronous serial port 1, 762 or for devices using the SPI protocol on that port. Say m if you 763 want to build it as a module, which will be named spi_crisv32_sser. 764 (You need to select MMC separately.) 765 766config ETRAX_SPI_SSER1_DMA 767 bool "DMA for SPI on sser1 enabled" 768 depends on ETRAX_SPI_SSER1 && !ETRAX_ETHERNET_IFACE1 769 depends on !ETRAX_SERIAL_PORT0_DMA6_OUT && !ETRAX_SERIAL_PORT0_DMA7_IN 770 default y 771 help 772 Say Y if using DMA (dma6/dma7) for SPI on synchronous serial port 1. 773 774config ETRAX_SPI_MMC_CD_SSER1_PIN 775 string "MMC/SD card detect pin for SPI on sser1" 776 depends on ETRAX_SPI_SSER1 && MMC_SPI 777 default "pd12" 778 help 779 The pin to use for SD/MMC card detect. This pin should be pulled up 780 and grounded when a card is present. If defined as " " (space), no 781 pin is selected. A card must then always be inserted for proper 782 action. 783 784config ETRAX_SPI_MMC_WP_SSER1_PIN 785 string "MMC/SD card write-protect pin for SPI on sser1" 786 depends on ETRAX_SPI_SSER1 && MMC_SPI 787 default "pd9" 788 help 789 The pin to use for the SD/MMC write-protect signal for a memory 790 card. If defined as " " (space), the card is considered writable. 791 792config ETRAX_SPI_GPIO 793 tristate "Bitbanged SPI using gpio pins" 794 depends on ETRAX_SPI_MMC 795 select SPI_ETRAX_GPIO 796 default m if MMC_SPI=m && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 797 default y if MMC_SPI=y && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 798 default y if MMC_SPI=n && ETRAX_SPI_SSER0=n && ETRAX_SPI_SSER1=n 799 help 800 Say Y for an MMC/SD socket connected to general I/O pins (but not 801 a complete synchronous serial ports), or for devices using the SPI 802 protocol on general I/O pins. Slow and slows down the system. 803 Say m to build it as a module, which will be called spi_crisv32_gpio. 804 (You need to select MMC separately.) 805 806# The default match that of sser0, only because that's how it was tested. 807config ETRAX_SPI_CS_PIN 808 string "SPI chip select pin" 809 depends on ETRAX_SPI_GPIO 810 default "pc3" 811 help 812 The pin to use for SPI chip select. 813 814config ETRAX_SPI_CLK_PIN 815 string "SPI clock pin" 816 depends on ETRAX_SPI_GPIO 817 default "pc1" 818 help 819 The pin to use for the SPI clock. 820 821config ETRAX_SPI_DATAIN_PIN 822 string "SPI MISO (data in) pin" 823 depends on ETRAX_SPI_GPIO 824 default "pc16" 825 help 826 The pin to use for SPI data in from the device. 827 828config ETRAX_SPI_DATAOUT_PIN 829 string "SPI MOSI (data out) pin" 830 depends on ETRAX_SPI_GPIO 831 default "pc0" 832 help 833 The pin to use for SPI data out to the device. 834 835config ETRAX_SPI_MMC_CD_GPIO_PIN 836 string "MMC/SD card detect pin for SPI using gpio (space for none)" 837 depends on ETRAX_SPI_GPIO && MMC_SPI 838 default "pd11" 839 help 840 The pin to use for SD/MMC card detect. This pin should be pulled up 841 and grounded when a card is present. If defined as " " (space), no 842 pin is selected. A card must then always be inserted for proper 843 action. 844 845config ETRAX_SPI_MMC_WP_GPIO_PIN 846 string "MMC/SD card write-protect pin for SPI using gpio (space for none)" 847 depends on ETRAX_SPI_GPIO && MMC_SPI 848 default "pd10" 849 help 850 The pin to use for the SD/MMC write-protect signal for a memory 851 card. If defined as " " (space), the card is considered writable. 852 853# Avoid choices causing non-working configs by conditionalizing the inclusion. 854if ETRAX_SPI_MMC 855source drivers/spi/Kconfig 856endif 857 858endif 859