1# 2# Serial device configuration 3# 4 5if TTY 6 7menu "Serial drivers" 8 depends on HAS_IOMEM 9 10config SERIAL_EARLYCON 11 bool 12 help 13 Support for early consoles with the earlycon parameter. This enables 14 the console before standard serial driver is probed. The console is 15 enabled when early_param is processed. 16 17source "drivers/tty/serial/8250/Kconfig" 18 19comment "Non-8250 serial port support" 20 21config SERIAL_AMBA_PL010 22 tristate "ARM AMBA PL010 serial port support" 23 depends on ARM_AMBA && (BROKEN || !ARCH_VERSATILE) 24 select SERIAL_CORE 25 help 26 This selects the ARM(R) AMBA(R) PrimeCell PL010 UART. If you have 27 an Integrator/AP or Integrator/PP2 platform, or if you have a 28 Cirrus Logic EP93xx CPU, say Y or M here. 29 30 If unsure, say N. 31 32config SERIAL_AMBA_PL010_CONSOLE 33 bool "Support for console on AMBA serial port" 34 depends on SERIAL_AMBA_PL010=y 35 select SERIAL_CORE_CONSOLE 36 ---help--- 37 Say Y here if you wish to use an AMBA PrimeCell UART as the system 38 console (the system console is the device which receives all kernel 39 messages and warnings and which allows logins in single user mode). 40 41 Even if you say Y here, the currently visible framebuffer console 42 (/dev/tty0) will still be used as the system console by default, but 43 you can alter that using a kernel command line option such as 44 "console=ttyAM0". (Try "man bootparam" or see the documentation of 45 your boot loader (lilo or loadlin) about how to pass options to the 46 kernel at boot time.) 47 48config SERIAL_AMBA_PL011 49 tristate "ARM AMBA PL011 serial port support" 50 depends on ARM_AMBA 51 select SERIAL_CORE 52 help 53 This selects the ARM(R) AMBA(R) PrimeCell PL011 UART. If you have 54 an Integrator/PP2, Integrator/CP or Versatile platform, say Y or M 55 here. 56 57 If unsure, say N. 58 59config SERIAL_AMBA_PL011_CONSOLE 60 bool "Support for console on AMBA serial port" 61 depends on SERIAL_AMBA_PL011=y 62 select SERIAL_CORE_CONSOLE 63 select SERIAL_EARLYCON 64 ---help--- 65 Say Y here if you wish to use an AMBA PrimeCell UART as the system 66 console (the system console is the device which receives all kernel 67 messages and warnings and which allows logins in single user mode). 68 69 Even if you say Y here, the currently visible framebuffer console 70 (/dev/tty0) will still be used as the system console by default, but 71 you can alter that using a kernel command line option such as 72 "console=ttyAMA0". (Try "man bootparam" or see the documentation of 73 your boot loader (lilo or loadlin) about how to pass options to the 74 kernel at boot time.) 75 76config SERIAL_EARLYCON_ARM_SEMIHOST 77 bool "Early console using ARM semihosting" 78 depends on ARM64 || ARM 79 select SERIAL_CORE 80 select SERIAL_CORE_CONSOLE 81 select SERIAL_EARLYCON 82 help 83 Support for early debug console using ARM semihosting. This enables 84 the console before standard serial driver is probed. This is enabled 85 with "earlycon=smh" on the kernel command line. The console is 86 enabled when early_param is processed. 87 88config SERIAL_SB1250_DUART 89 tristate "BCM1xxx on-chip DUART serial support" 90 depends on SIBYTE_SB1xxx_SOC=y 91 select SERIAL_CORE 92 default y 93 ---help--- 94 Support for the asynchronous serial interface (DUART) included in 95 the BCM1250 and derived System-On-a-Chip (SOC) devices. Note that 96 the letter D in DUART stands for "dual", which is how the device 97 is implemented. Depending on the SOC configuration there may be 98 one or more DUARTs available of which all are handled. 99 100 If unsure, say Y. To compile this driver as a module, choose M here: 101 the module will be called sb1250-duart. 102 103config SERIAL_SB1250_DUART_CONSOLE 104 bool "Support for console on a BCM1xxx DUART serial port" 105 depends on SERIAL_SB1250_DUART=y 106 select SERIAL_CORE_CONSOLE 107 default y 108 ---help--- 109 If you say Y here, it will be possible to use a serial port as the 110 system console (the system console is the device which receives all 111 kernel messages and warnings and which allows logins in single user 112 mode). 113 114 If unsure, say Y. 115 116config SERIAL_ATMEL 117 bool "AT91 / AT32 on-chip serial port support" 118 depends on ARCH_AT91 || AVR32 119 select SERIAL_CORE 120 select SERIAL_MCTRL_GPIO 121 help 122 This enables the driver for the on-chip UARTs of the Atmel 123 AT91 and AT32 processors. 124 125config SERIAL_ATMEL_CONSOLE 126 bool "Support for console on AT91 / AT32 serial port" 127 depends on SERIAL_ATMEL=y 128 select SERIAL_CORE_CONSOLE 129 help 130 Say Y here if you wish to use an on-chip UART on a Atmel 131 AT91 or AT32 processor as the system console (the system 132 console is the device which receives all kernel messages and 133 warnings and which allows logins in single user mode). 134 135config SERIAL_ATMEL_PDC 136 bool "Support DMA transfers on AT91 / AT32 serial port" 137 depends on SERIAL_ATMEL 138 default y 139 help 140 Say Y here if you wish to use the PDC to do DMA transfers to 141 and from the Atmel AT91 / AT32 serial port. In order to 142 actually use DMA transfers, make sure that the use_dma_tx 143 and use_dma_rx members in the atmel_uart_data struct is set 144 appropriately for each port. 145 146 Note that break and error handling currently doesn't work 147 properly when DMA is enabled. Make sure that ports where 148 this matters don't use DMA. 149 150config SERIAL_ATMEL_TTYAT 151 bool "Install as device ttyATn instead of ttySn" 152 depends on SERIAL_ATMEL=y 153 help 154 Say Y here if you wish to have the internal AT91 / AT32 UARTs 155 appear as /dev/ttyATn (major 204, minor starting at 154) 156 instead of the normal /dev/ttySn (major 4, minor starting at 157 64). This is necessary if you also want other UARTs, such as 158 external 8250/16C550 compatible UARTs. 159 The ttySn nodes are legally reserved for the 8250 serial driver 160 but are often misused by other serial drivers. 161 162 To use this, you should create suitable ttyATn device nodes in 163 /dev/, and pass "console=ttyATn" to the kernel. 164 165 Say Y if you have an external 8250/16C550 UART. If unsure, say N. 166 167config SERIAL_KGDB_NMI 168 bool "Serial console over KGDB NMI debugger port" 169 depends on KGDB_SERIAL_CONSOLE 170 help 171 This special driver allows you to temporary use NMI debugger port 172 as a normal console (assuming that the port is attached to KGDB). 173 174 Unlike KDB's disable_nmi command, with this driver you are always 175 able to go back to the debugger using KGDB escape sequence ($3#33). 176 This is because this console driver processes the input in NMI 177 context, and thus is able to intercept the magic sequence. 178 179 Note that since the console interprets input and uses polling 180 communication methods, for things like PPP you still must fully 181 detach debugger port from the KGDB NMI (i.e. disable_nmi), and 182 use raw console. 183 184 If unsure, say N. 185 186config SERIAL_KS8695 187 bool "Micrel KS8695 (Centaur) serial port support" 188 depends on ARCH_KS8695 189 select SERIAL_CORE 190 help 191 This selects the Micrel Centaur KS8695 UART. Say Y here. 192 193config SERIAL_KS8695_CONSOLE 194 bool "Support for console on KS8695 (Centaur) serial port" 195 depends on SERIAL_KS8695=y 196 select SERIAL_CORE_CONSOLE 197 help 198 Say Y here if you wish to use a KS8695 (Centaur) UART as the 199 system console (the system console is the device which 200 receives all kernel messages and warnings and which allows 201 logins in single user mode). 202 203config SERIAL_CLPS711X 204 tristate "CLPS711X serial port support" 205 depends on ARCH_CLPS711X || COMPILE_TEST 206 select SERIAL_CORE 207 help 208 This enables the driver for the on-chip UARTs of the Cirrus 209 Logic EP711x/EP721x/EP731x processors. 210 211config SERIAL_CLPS711X_CONSOLE 212 bool "Support for console on CLPS711X serial port" 213 depends on SERIAL_CLPS711X=y 214 select SERIAL_CORE_CONSOLE 215 help 216 Even if you say Y here, the currently visible virtual console 217 (/dev/tty0) will still be used as the system console by default, but 218 you can alter that using a kernel command line option such as 219 "console=ttyCL1". 220 221config SERIAL_SAMSUNG 222 tristate "Samsung SoC serial support" 223 depends on PLAT_SAMSUNG 224 select SERIAL_CORE 225 help 226 Support for the on-chip UARTs on the Samsung S3C24XX series CPUs, 227 providing /dev/ttySAC0, 1 and 2 (note, some machines may not 228 provide all of these ports, depending on how the serial port 229 pins are configured. 230 231config SERIAL_SAMSUNG_UARTS_4 232 bool 233 depends on PLAT_SAMSUNG 234 default y if !(CPU_S3C2410 || CPU_S3C2412 || CPU_S3C2440 || CPU_S3C2442) 235 help 236 Internal node for the common case of 4 Samsung compatible UARTs 237 238config SERIAL_SAMSUNG_UARTS 239 int 240 depends on PLAT_SAMSUNG 241 default 6 if CPU_S5P6450 242 default 4 if SERIAL_SAMSUNG_UARTS_4 || CPU_S3C2416 243 default 3 244 help 245 Select the number of available UART ports for the Samsung S3C 246 serial driver 247 248config SERIAL_SAMSUNG_DEBUG 249 bool "Samsung SoC serial debug" 250 depends on SERIAL_SAMSUNG && DEBUG_LL 251 help 252 Add support for debugging the serial driver. Since this is 253 generally being used as a console, we use our own output 254 routines that go via the low-level debug printascii() 255 function. 256 257config SERIAL_SAMSUNG_CONSOLE 258 bool "Support for console on Samsung SoC serial port" 259 depends on SERIAL_SAMSUNG=y 260 select SERIAL_CORE_CONSOLE 261 help 262 Allow selection of the S3C24XX on-board serial ports for use as 263 an virtual console. 264 265 Even if you say Y here, the currently visible virtual console 266 (/dev/tty0) will still be used as the system console by default, but 267 you can alter that using a kernel command line option such as 268 "console=ttySACx". (Try "man bootparam" or see the documentation of 269 your boot loader about how to pass options to the kernel at 270 boot time.) 271 272config SERIAL_SIRFSOC 273 tristate "SiRF SoC Platform Serial port support" 274 depends on ARCH_SIRF 275 select SERIAL_CORE 276 help 277 Support for the on-chip UART on the CSR SiRFprimaII series, 278 providing /dev/ttySiRF0, 1 and 2 (note, some machines may not 279 provide all of these ports, depending on how the serial port 280 pins are configured). 281 282config SERIAL_SIRFSOC_CONSOLE 283 bool "Support for console on SiRF SoC serial port" 284 depends on SERIAL_SIRFSOC=y 285 select SERIAL_CORE_CONSOLE 286 help 287 Even if you say Y here, the currently visible virtual console 288 (/dev/tty0) will still be used as the system console by default, but 289 you can alter that using a kernel command line option such as 290 "console=ttySiRFx". (Try "man bootparam" or see the documentation of 291 your boot loader about how to pass options to the kernel at 292 boot time.) 293 294config SERIAL_TEGRA 295 tristate "NVIDIA Tegra20/30 SoC serial controller" 296 depends on ARCH_TEGRA && TEGRA20_APB_DMA 297 select SERIAL_CORE 298 help 299 Support for the on-chip UARTs on the NVIDIA Tegra series SOCs 300 providing /dev/ttyTHS0, 1, 2, 3 and 4 (note, some machines may not 301 provide all of these ports, depending on how the serial port 302 are enabled). This driver uses the APB DMA to achieve higher baudrate 303 and better performance. 304 305config SERIAL_MAX3100 306 tristate "MAX3100 support" 307 depends on SPI 308 select SERIAL_CORE 309 help 310 MAX3100 chip support 311 312config SERIAL_MAX310X 313 tristate "MAX310X support" 314 depends on SPI_MASTER 315 select SERIAL_CORE 316 select REGMAP_SPI if SPI_MASTER 317 default n 318 help 319 This selects support for an advanced UART from Maxim (Dallas). 320 Supported ICs are MAX3107, MAX3108, MAX3109, MAX14830. 321 Each IC contains 128 words each of receive and transmit FIFO 322 that can be controlled through I2C or high-speed SPI. 323 324 Say Y here if you want to support this ICs. 325 326config SERIAL_DZ 327 bool "DECstation DZ serial driver" 328 depends on MACH_DECSTATION && 32BIT 329 select SERIAL_CORE 330 default y 331 ---help--- 332 DZ11-family serial controllers for DECstations and VAXstations, 333 including the DC7085, M7814, and M7819. 334 335config SERIAL_DZ_CONSOLE 336 bool "Support console on DECstation DZ serial driver" 337 depends on SERIAL_DZ=y 338 select SERIAL_CORE_CONSOLE 339 default y 340 ---help--- 341 If you say Y here, it will be possible to use a serial port as the 342 system console (the system console is the device which receives all 343 kernel messages and warnings and which allows logins in single user 344 mode). 345 346 Note that the firmware uses ttyS3 as the serial console on 347 DECstations that use this driver. 348 349 If unsure, say Y. 350 351config SERIAL_ZS 352 tristate "DECstation Z85C30 serial support" 353 depends on MACH_DECSTATION 354 select SERIAL_CORE 355 default y 356 ---help--- 357 Support for the Zilog 85C350 serial communications controller used 358 for serial ports in newer DECstation systems. These include the 359 DECsystem 5900 and all models of the DECstation and DECsystem 5000 360 systems except from model 200. 361 362 If unsure, say Y. To compile this driver as a module, choose M here: 363 the module will be called zs. 364 365config SERIAL_ZS_CONSOLE 366 bool "Support for console on a DECstation Z85C30 serial port" 367 depends on SERIAL_ZS=y 368 select SERIAL_CORE_CONSOLE 369 default y 370 ---help--- 371 If you say Y here, it will be possible to use a serial port as the 372 system console (the system console is the device which receives all 373 kernel messages and warnings and which allows logins in single user 374 mode). 375 376 Note that the firmware uses ttyS1 as the serial console on the 377 Maxine and ttyS3 on the others using this driver. 378 379 If unsure, say Y. 380 381config SERIAL_21285 382 tristate "DC21285 serial port support" 383 depends on FOOTBRIDGE 384 select SERIAL_CORE 385 help 386 If you have a machine based on a 21285 (Footbridge) StrongARM(R)/ 387 PCI bridge you can enable its onboard serial port by enabling this 388 option. 389 390config SERIAL_21285_CONSOLE 391 bool "Console on DC21285 serial port" 392 depends on SERIAL_21285=y 393 select SERIAL_CORE_CONSOLE 394 help 395 If you have enabled the serial port on the 21285 footbridge you can 396 make it the console by answering Y to this option. 397 398 Even if you say Y here, the currently visible virtual console 399 (/dev/tty0) will still be used as the system console by default, but 400 you can alter that using a kernel command line option such as 401 "console=ttyFB". (Try "man bootparam" or see the documentation of 402 your boot loader (lilo or loadlin) about how to pass options to the 403 kernel at boot time.) 404 405config SERIAL_MPSC 406 bool "Marvell MPSC serial port support" 407 depends on MV64X60 408 select SERIAL_CORE 409 help 410 Say Y here if you want to use the Marvell MPSC serial controller. 411 412config SERIAL_MPSC_CONSOLE 413 bool "Support for console on Marvell MPSC serial port" 414 depends on SERIAL_MPSC 415 select SERIAL_CORE_CONSOLE 416 help 417 Say Y here if you want to support a serial console on a Marvell MPSC. 418 419config SERIAL_PXA 420 bool "PXA serial port support" 421 depends on ARCH_PXA || ARCH_MMP 422 select SERIAL_CORE 423 help 424 If you have a machine based on an Intel XScale PXA2xx CPU you 425 can enable its onboard serial ports by enabling this option. 426 427config SERIAL_PXA_CONSOLE 428 bool "Console on PXA serial port" 429 depends on SERIAL_PXA 430 select SERIAL_CORE_CONSOLE 431 help 432 If you have enabled the serial port on the Intel XScale PXA 433 CPU you can make it the console by answering Y to this option. 434 435 Even if you say Y here, the currently visible virtual console 436 (/dev/tty0) will still be used as the system console by default, but 437 you can alter that using a kernel command line option such as 438 "console=ttySA0". (Try "man bootparam" or see the documentation of 439 your boot loader (lilo or loadlin) about how to pass options to the 440 kernel at boot time.) 441 442config SERIAL_SA1100 443 bool "SA1100 serial port support" 444 depends on ARCH_SA1100 445 select SERIAL_CORE 446 help 447 If you have a machine based on a SA1100/SA1110 StrongARM(R) CPU you 448 can enable its onboard serial port by enabling this option. 449 Please read <file:Documentation/arm/SA1100/serial_UART> for further 450 info. 451 452config SERIAL_SA1100_CONSOLE 453 bool "Console on SA1100 serial port" 454 depends on SERIAL_SA1100 455 select SERIAL_CORE_CONSOLE 456 help 457 If you have enabled the serial port on the SA1100/SA1110 StrongARM 458 CPU you can make it the console by answering Y to this option. 459 460 Even if you say Y here, the currently visible virtual console 461 (/dev/tty0) will still be used as the system console by default, but 462 you can alter that using a kernel command line option such as 463 "console=ttySA0". (Try "man bootparam" or see the documentation of 464 your boot loader (lilo or loadlin) about how to pass options to the 465 kernel at boot time.) 466 467config SERIAL_MRST_MAX3110 468 tristate "SPI UART driver for Max3110" 469 depends on SPI_DW_PCI 470 select SERIAL_CORE 471 select SERIAL_CORE_CONSOLE 472 help 473 This is the UART protocol driver for the MAX3110 device on 474 the Intel Moorestown platform. On other systems use the max3100 475 driver. 476 477config SERIAL_MFD_HSU 478 tristate "Medfield High Speed UART support" 479 depends on PCI 480 select SERIAL_CORE 481 482config SERIAL_MFD_HSU_CONSOLE 483 boolean "Medfile HSU serial console support" 484 depends on SERIAL_MFD_HSU=y 485 select SERIAL_CORE_CONSOLE 486 487config SERIAL_BFIN 488 tristate "Blackfin serial port support" 489 depends on BLACKFIN 490 select SERIAL_CORE 491 select SERIAL_BFIN_UART0 if (BF531 || BF532 || BF533 || BF561) 492 help 493 Add support for the built-in UARTs on the Blackfin. 494 495 To compile this driver as a module, choose M here: the 496 module is named bfin_uart.ko. 497 498config SERIAL_BFIN_CONSOLE 499 bool "Console on Blackfin serial port" 500 depends on SERIAL_BFIN=y 501 select SERIAL_CORE_CONSOLE 502 503choice 504 prompt "UART Mode" 505 depends on SERIAL_BFIN 506 default SERIAL_BFIN_DMA 507 help 508 This driver supports the built-in serial ports of the Blackfin family 509 of CPUs 510 511config SERIAL_BFIN_DMA 512 bool "DMA mode" 513 depends on !DMA_UNCACHED_NONE && KGDB_SERIAL_CONSOLE=n 514 help 515 This driver works under DMA mode. If this option is selected, the 516 blackfin simple dma driver is also enabled. 517 518config SERIAL_BFIN_PIO 519 bool "PIO mode" 520 help 521 This driver works under PIO mode. 522 523endchoice 524 525config SERIAL_BFIN_UART0 526 bool "Enable UART0" 527 depends on SERIAL_BFIN 528 help 529 Enable UART0 530 531config BFIN_UART0_CTSRTS 532 bool "Enable UART0 hardware flow control" 533 depends on SERIAL_BFIN_UART0 534 help 535 Enable hardware flow control in the driver. 536 537config SERIAL_BFIN_UART1 538 bool "Enable UART1" 539 depends on SERIAL_BFIN && (!BF531 && !BF532 && !BF533 && !BF561) 540 help 541 Enable UART1 542 543config BFIN_UART1_CTSRTS 544 bool "Enable UART1 hardware flow control" 545 depends on SERIAL_BFIN_UART1 546 help 547 Enable hardware flow control in the driver. 548 549config SERIAL_BFIN_UART2 550 bool "Enable UART2" 551 depends on SERIAL_BFIN && (BF54x || BF538 || BF539) 552 help 553 Enable UART2 554 555config BFIN_UART2_CTSRTS 556 bool "Enable UART2 hardware flow control" 557 depends on SERIAL_BFIN_UART2 558 help 559 Enable hardware flow control in the driver. 560 561config SERIAL_BFIN_UART3 562 bool "Enable UART3" 563 depends on SERIAL_BFIN && (BF54x) 564 help 565 Enable UART3 566 567config BFIN_UART3_CTSRTS 568 bool "Enable UART3 hardware flow control" 569 depends on SERIAL_BFIN_UART3 570 help 571 Enable hardware flow control in the driver. 572 573config SERIAL_IMX 574 tristate "IMX serial port support" 575 depends on ARCH_MXC 576 select SERIAL_CORE 577 select RATIONAL 578 help 579 If you have a machine based on a Motorola IMX CPU you 580 can enable its onboard serial port by enabling this option. 581 582config SERIAL_IMX_CONSOLE 583 bool "Console on IMX serial port" 584 depends on SERIAL_IMX=y 585 select SERIAL_CORE_CONSOLE 586 help 587 If you have enabled the serial port on the Freescale IMX 588 CPU you can make it the console by answering Y to this option. 589 590 Even if you say Y here, the currently visible virtual console 591 (/dev/tty0) will still be used as the system console by default, but 592 you can alter that using a kernel command line option such as 593 "console=ttymxc0". (Try "man bootparam" or see the documentation of 594 your bootloader about how to pass options to the kernel at boot time.) 595 596config SERIAL_UARTLITE 597 tristate "Xilinx uartlite serial port support" 598 depends on PPC32 || MICROBLAZE || MFD_TIMBERDALE || ARCH_ZYNQ 599 select SERIAL_CORE 600 help 601 Say Y here if you want to use the Xilinx uartlite serial controller. 602 603 To compile this driver as a module, choose M here: the 604 module will be called uartlite. 605 606config SERIAL_UARTLITE_CONSOLE 607 bool "Support for console on Xilinx uartlite serial port" 608 depends on SERIAL_UARTLITE=y 609 select SERIAL_CORE_CONSOLE 610 help 611 Say Y here if you wish to use a Xilinx uartlite as the system 612 console (the system console is the device which receives all kernel 613 messages and warnings and which allows logins in single user mode). 614 615config SERIAL_SUNCORE 616 bool 617 depends on SPARC 618 select SERIAL_CORE 619 select SERIAL_CORE_CONSOLE 620 default y 621 622config SERIAL_SUNZILOG 623 tristate "Sun Zilog8530 serial support" 624 depends on SPARC 625 help 626 This driver supports the Zilog8530 serial ports found on many Sparc 627 systems. Say Y or M if you want to be able to these serial ports. 628 629config SERIAL_SUNZILOG_CONSOLE 630 bool "Console on Sun Zilog8530 serial port" 631 depends on SERIAL_SUNZILOG=y 632 help 633 If you would like to be able to use the Zilog8530 serial port 634 on your Sparc system as the console, you can do so by answering 635 Y to this option. 636 637config SERIAL_SUNSU 638 tristate "Sun SU serial support" 639 depends on SPARC && PCI 640 help 641 This driver supports the 8250 serial ports that run the keyboard and 642 mouse on (PCI) UltraSPARC systems. Say Y or M if you want to be able 643 to these serial ports. 644 645config SERIAL_SUNSU_CONSOLE 646 bool "Console on Sun SU serial port" 647 depends on SERIAL_SUNSU=y 648 help 649 If you would like to be able to use the SU serial port 650 on your Sparc system as the console, you can do so by answering 651 Y to this option. 652 653config SERIAL_MUX 654 tristate "Serial MUX support" 655 depends on GSC 656 select SERIAL_CORE 657 default y 658 ---help--- 659 Saying Y here will enable the hardware MUX serial driver for 660 the Nova, K class systems and D class with a 'remote control card'. 661 The hardware MUX is not 8250/16550 compatible therefore the 662 /dev/ttyB0 device is shared between the Serial MUX and the PDC 663 software console. The following steps need to be completed to use 664 the Serial MUX: 665 666 1. create the device entry (mknod /dev/ttyB0 c 11 0) 667 2. Edit the /etc/inittab to start a getty listening on /dev/ttyB0 668 3. Add device ttyB0 to /etc/securetty (if you want to log on as 669 root on this console.) 670 4. Change the kernel command console parameter to: console=ttyB0 671 672config SERIAL_MUX_CONSOLE 673 bool "Support for console on serial MUX" 674 depends on SERIAL_MUX=y 675 select SERIAL_CORE_CONSOLE 676 default y 677 678config PDC_CONSOLE 679 bool "PDC software console support" 680 depends on PARISC && !SERIAL_MUX && VT 681 default n 682 help 683 Saying Y here will enable the software based PDC console to be 684 used as the system console. This is useful for machines in 685 which the hardware based console has not been written yet. The 686 following steps must be competed to use the PDC console: 687 688 1. create the device entry (mknod /dev/ttyB0 c 11 0) 689 2. Edit the /etc/inittab to start a getty listening on /dev/ttyB0 690 3. Add device ttyB0 to /etc/securetty (if you want to log on as 691 root on this console.) 692 4. Change the kernel command console parameter to: console=ttyB0 693 694config SERIAL_SUNSAB 695 tristate "Sun Siemens SAB82532 serial support" 696 depends on SPARC && PCI 697 help 698 This driver supports the Siemens SAB82532 DUSCC serial ports on newer 699 (PCI) UltraSPARC systems. Say Y or M if you want to be able to these 700 serial ports. 701 702config SERIAL_SUNSAB_CONSOLE 703 bool "Console on Sun Siemens SAB82532 serial port" 704 depends on SERIAL_SUNSAB=y 705 help 706 If you would like to be able to use the SAB82532 serial port 707 on your Sparc system as the console, you can do so by answering 708 Y to this option. 709 710config SERIAL_SUNHV 711 bool "Sun4v Hypervisor Console support" 712 depends on SPARC64 713 help 714 This driver supports the console device found on SUN4V Sparc 715 systems. Say Y if you want to be able to use this device. 716 717config SERIAL_IP22_ZILOG 718 tristate "SGI Zilog8530 serial support" 719 depends on SGI_HAS_ZILOG 720 select SERIAL_CORE 721 help 722 This driver supports the Zilog8530 serial ports found on SGI 723 systems. Say Y or M if you want to be able to these serial ports. 724 725config SERIAL_IP22_ZILOG_CONSOLE 726 bool "Console on SGI Zilog8530 serial port" 727 depends on SERIAL_IP22_ZILOG=y 728 select SERIAL_CORE_CONSOLE 729 730config SERIAL_SH_SCI 731 tristate "SuperH SCI(F) serial port support" 732 depends on SUPERH || ARCH_SHMOBILE || COMPILE_TEST 733 select SERIAL_CORE 734 735config SERIAL_SH_SCI_NR_UARTS 736 int "Maximum number of SCI(F) serial ports" 737 depends on SERIAL_SH_SCI 738 default "2" 739 740config SERIAL_SH_SCI_CONSOLE 741 bool "Support for console on SuperH SCI(F)" 742 depends on SERIAL_SH_SCI=y 743 select SERIAL_CORE_CONSOLE 744 745config SERIAL_SH_SCI_DMA 746 bool "DMA support" 747 depends on SERIAL_SH_SCI && SH_DMAE 748 749config SERIAL_PNX8XXX 750 bool "Enable PNX8XXX SoCs' UART Support" 751 depends on SOC_PNX833X 752 select SERIAL_CORE 753 help 754 If you have a MIPS-based Philips SoC such as PNX8330 and you want 755 to use serial ports, say Y. Otherwise, say N. 756 757config SERIAL_PNX8XXX_CONSOLE 758 bool "Enable PNX8XX0 serial console" 759 depends on SERIAL_PNX8XXX 760 select SERIAL_CORE_CONSOLE 761 help 762 If you have a MIPS-based Philips SoC such as PNX8330 and you want 763 to use serial console, say Y. Otherwise, say N. 764 765config SERIAL_HS_LPC32XX 766 tristate "LPC32XX high speed serial port support" 767 depends on ARCH_LPC32XX && OF 768 select SERIAL_CORE 769 help 770 Support for the LPC32XX high speed serial ports (up to 900kbps). 771 Those are UARTs completely different from the Standard UARTs on the 772 LPC32XX SoC. 773 Choose M or Y here to build this driver. 774 775config SERIAL_HS_LPC32XX_CONSOLE 776 bool "Enable LPC32XX high speed UART serial console" 777 depends on SERIAL_HS_LPC32XX 778 select SERIAL_CORE_CONSOLE 779 help 780 If you would like to be able to use one of the high speed serial 781 ports on the LPC32XX as the console, you can do so by answering 782 Y to this option. 783 784config SERIAL_CORE 785 tristate 786 787config SERIAL_CORE_CONSOLE 788 bool 789 790config CONSOLE_POLL 791 bool 792 793config SERIAL_68328 794 bool "68328 serial support" 795 depends on M68328 || M68EZ328 || M68VZ328 796 help 797 This driver supports the built-in serial port of the Motorola 68328 798 (standard, EZ and VZ varieties). 799 800config SERIAL_68328_RTS_CTS 801 bool "Support RTS/CTS on 68328 serial port" 802 depends on SERIAL_68328 803 804config SERIAL_MCF 805 bool "Coldfire serial support" 806 depends on COLDFIRE 807 select SERIAL_CORE 808 help 809 This serial driver supports the Freescale Coldfire serial ports. 810 811config SERIAL_MCF_BAUDRATE 812 int "Default baudrate for Coldfire serial ports" 813 depends on SERIAL_MCF 814 default 19200 815 help 816 This setting lets you define what the default baudrate is for the 817 ColdFire serial ports. The usual default varies from board to board, 818 and this setting is a way of catering for that. 819 820config SERIAL_MCF_CONSOLE 821 bool "Coldfire serial console support" 822 depends on SERIAL_MCF 823 select SERIAL_CORE_CONSOLE 824 help 825 Enable a ColdFire internal serial port to be the system console. 826 827config SERIAL_PMACZILOG 828 tristate "Mac or PowerMac z85c30 ESCC support" 829 depends on (M68K && MAC) || (PPC_OF && PPC_PMAC) 830 select SERIAL_CORE 831 help 832 This driver supports the Zilog z85C30 serial ports found on 833 (Power)Mac machines. 834 Say Y or M if you want to be able to these serial ports. 835 836config SERIAL_PMACZILOG_TTYS 837 bool "Use ttySn device nodes for Zilog z85c30" 838 depends on SERIAL_PMACZILOG 839 help 840 The pmac_zilog driver for the z85C30 chip on many powermacs 841 historically used the device numbers for /dev/ttySn. The 842 8250 serial port driver also uses these numbers, which means 843 the two drivers being unable to coexist; you could not use 844 both z85C30 and 8250 type ports at the same time. 845 846 If this option is not selected, the pmac_zilog driver will 847 use the device numbers allocated for /dev/ttyPZn. This allows 848 the pmac_zilog and 8250 drivers to co-exist, but may cause 849 existing userspace setups to break. Programs that need to 850 access the built-in serial ports on powermacs will need to 851 be reconfigured to use /dev/ttyPZn instead of /dev/ttySn. 852 853 If you enable this option, any z85c30 ports in the system will 854 be registered as ttyS0 onwards as in the past, and you will be 855 unable to use the 8250 module for PCMCIA or other 16C550-style 856 UARTs. 857 858 Say N unless you need the z85c30 ports on your (Power)Mac 859 to appear as /dev/ttySn. 860 861config SERIAL_PMACZILOG_CONSOLE 862 bool "Console on Mac or PowerMac z85c30 serial port" 863 depends on SERIAL_PMACZILOG=y 864 select SERIAL_CORE_CONSOLE 865 help 866 If you would like to be able to use the z85c30 serial port 867 on your (Power)Mac as the console, you can do so by answering 868 Y to this option. 869 870config SERIAL_CPM 871 tristate "CPM SCC/SMC serial port support" 872 depends on CPM2 || 8xx 873 select SERIAL_CORE 874 help 875 This driver supports the SCC and SMC serial ports on Motorola 876 embedded PowerPC that contain a CPM1 (8xx) or CPM2 (8xxx) 877 878config SERIAL_CPM_CONSOLE 879 bool "Support for console on CPM SCC/SMC serial port" 880 depends on SERIAL_CPM=y 881 select SERIAL_CORE_CONSOLE 882 help 883 Say Y here if you wish to use a SCC or SMC CPM UART as the system 884 console (the system console is the device which receives all kernel 885 messages and warnings and which allows logins in single user mode). 886 887 Even if you say Y here, the currently visible framebuffer console 888 (/dev/tty0) will still be used as the system console by default, but 889 you can alter that using a kernel command line option such as 890 "console=ttyCPM0". (Try "man bootparam" or see the documentation of 891 your boot loader (lilo or loadlin) about how to pass options to the 892 kernel at boot time.) 893 894config SERIAL_SGI_L1_CONSOLE 895 bool "SGI Altix L1 serial console support" 896 depends on IA64_GENERIC || IA64_SGI_SN2 897 select SERIAL_CORE 898 select SERIAL_CORE_CONSOLE 899 help 900 If you have an SGI Altix and you would like to use the system 901 controller serial port as your console (you want this!), 902 say Y. Otherwise, say N. 903 904config SERIAL_MPC52xx 905 tristate "Freescale MPC52xx/MPC512x family PSC serial support" 906 depends on PPC_MPC52xx || PPC_MPC512x 907 select SERIAL_CORE 908 help 909 This driver supports MPC52xx and MPC512x PSC serial ports. If you would 910 like to use them, you must answer Y or M to this option. Note that 911 for use as console, it must be included in kernel and not as a 912 module. 913 914config SERIAL_MPC52xx_CONSOLE 915 bool "Console on a Freescale MPC52xx/MPC512x family PSC serial port" 916 depends on SERIAL_MPC52xx=y 917 select SERIAL_CORE_CONSOLE 918 help 919 Select this options if you'd like to use one of the PSC serial port 920 of the Freescale MPC52xx family as a console. 921 922config SERIAL_MPC52xx_CONSOLE_BAUD 923 int "Freescale MPC52xx/MPC512x family PSC serial port baud" 924 depends on SERIAL_MPC52xx_CONSOLE=y 925 default "9600" 926 help 927 Select the MPC52xx console baud rate. 928 This value is only used if the bootloader doesn't pass in the 929 console baudrate 930 931config SERIAL_ICOM 932 tristate "IBM Multiport Serial Adapter" 933 depends on PCI && PPC_PSERIES 934 select SERIAL_CORE 935 select FW_LOADER 936 help 937 This driver is for a family of multiport serial adapters 938 including 2 port RVX, 2 port internal modem, 4 port internal 939 modem and a split 1 port RVX and 1 port internal modem. 940 941 This driver can also be built as a module. If so, the module 942 will be called icom. 943 944config SERIAL_M32R_SIO 945 bool "M32R SIO I/F" 946 depends on M32R 947 default y 948 select SERIAL_CORE 949 help 950 Say Y here if you want to use the M32R serial controller. 951 952config SERIAL_M32R_SIO_CONSOLE 953 bool "use SIO console" 954 depends on SERIAL_M32R_SIO=y 955 select SERIAL_CORE_CONSOLE 956 help 957 Say Y here if you want to support a serial console. 958 959 If you use an M3T-M32700UT or an OPSPUT platform, 960 please say also y for SERIAL_M32R_PLDSIO. 961 962config SERIAL_M32R_PLDSIO 963 bool "M32R SIO I/F on a PLD" 964 depends on SERIAL_M32R_SIO=y && (PLAT_OPSPUT || PLAT_USRV || PLAT_M32700UT) 965 default n 966 help 967 Say Y here if you want to use the M32R serial controller 968 on a PLD (Programmable Logic Device). 969 970 If you use an M3T-M32700UT or an OPSPUT platform, 971 please say Y. 972 973config SERIAL_TXX9 974 bool "TMPTX39XX/49XX SIO support" 975 depends on HAS_TXX9_SERIAL 976 select SERIAL_CORE 977 default y 978 979config HAS_TXX9_SERIAL 980 bool 981 982config SERIAL_TXX9_NR_UARTS 983 int "Maximum number of TMPTX39XX/49XX SIO ports" 984 depends on SERIAL_TXX9 985 default "6" 986 987config SERIAL_TXX9_CONSOLE 988 bool "TMPTX39XX/49XX SIO Console support" 989 depends on SERIAL_TXX9=y 990 select SERIAL_CORE_CONSOLE 991 992config SERIAL_TXX9_STDSERIAL 993 bool "TX39XX/49XX SIO act as standard serial" 994 depends on !SERIAL_8250 && SERIAL_TXX9 995 996config SERIAL_VR41XX 997 tristate "NEC VR4100 series Serial Interface Unit support" 998 depends on CPU_VR41XX 999 select SERIAL_CORE 1000 help 1001 If you have a NEC VR4100 series processor and you want to use 1002 Serial Interface Unit(SIU) or Debug Serial Interface Unit(DSIU) 1003 (not include VR4111/VR4121 DSIU), say Y. Otherwise, say N. 1004 1005config SERIAL_VR41XX_CONSOLE 1006 bool "Enable NEC VR4100 series Serial Interface Unit console" 1007 depends on SERIAL_VR41XX=y 1008 select SERIAL_CORE_CONSOLE 1009 help 1010 If you have a NEC VR4100 series processor and you want to use 1011 a console on a serial port, say Y. Otherwise, say N. 1012 1013config SERIAL_JSM 1014 tristate "Digi International NEO PCI Support" 1015 depends on PCI 1016 select SERIAL_CORE 1017 help 1018 This is a driver for Digi International's Neo series 1019 of cards which provide multiple serial ports. You would need 1020 something like this to connect more than two modems to your Linux 1021 box, for instance in order to become a dial-in server. This driver 1022 supports PCI boards only. 1023 1024 If you have a card like this, say Y here, otherwise say N. 1025 1026 To compile this driver as a module, choose M here: the 1027 module will be called jsm. 1028 1029config SERIAL_SGI_IOC4 1030 tristate "SGI IOC4 controller serial support" 1031 depends on (IA64_GENERIC || IA64_SGI_SN2) && SGI_IOC4 1032 select SERIAL_CORE 1033 help 1034 If you have an SGI Altix with an IOC4 based Base IO card 1035 and wish to use the serial ports on this card, say Y. 1036 Otherwise, say N. 1037 1038config SERIAL_SGI_IOC3 1039 tristate "SGI Altix IOC3 serial support" 1040 depends on (IA64_GENERIC || IA64_SGI_SN2) && SGI_IOC3 1041 select SERIAL_CORE 1042 help 1043 If you have an SGI Altix with an IOC3 serial card, 1044 say Y or M. Otherwise, say N. 1045 1046config SERIAL_MSM 1047 bool "MSM on-chip serial port support" 1048 depends on ARCH_MSM || ARCH_QCOM 1049 select SERIAL_CORE 1050 1051config SERIAL_MSM_CONSOLE 1052 bool "MSM serial console support" 1053 depends on SERIAL_MSM=y 1054 select SERIAL_CORE_CONSOLE 1055 1056config SERIAL_MSM_HS 1057 tristate "MSM UART High Speed: Serial Driver" 1058 depends on ARCH_MSM7X00A || ARCH_MSM7X30 || ARCH_QSD8X50 1059 select SERIAL_CORE 1060 help 1061 If you have a machine based on MSM family of SoCs, you 1062 can enable its onboard high speed serial port by enabling 1063 this option. 1064 1065 Choose M here to compile it as a module. The module will be 1066 called msm_serial_hs. 1067 1068config SERIAL_VT8500 1069 bool "VIA VT8500 on-chip serial port support" 1070 depends on ARCH_VT8500 1071 select SERIAL_CORE 1072 1073config SERIAL_VT8500_CONSOLE 1074 bool "VIA VT8500 serial console support" 1075 depends on SERIAL_VT8500=y 1076 select SERIAL_CORE_CONSOLE 1077 1078config SERIAL_NETX 1079 tristate "NetX serial port support" 1080 depends on ARCH_NETX 1081 select SERIAL_CORE 1082 help 1083 If you have a machine based on a Hilscher NetX SoC you 1084 can enable its onboard serial port by enabling this option. 1085 1086 To compile this driver as a module, choose M here: the 1087 module will be called netx-serial. 1088 1089config SERIAL_NETX_CONSOLE 1090 bool "Console on NetX serial port" 1091 depends on SERIAL_NETX=y 1092 select SERIAL_CORE_CONSOLE 1093 help 1094 If you have enabled the serial port on the Hilscher NetX SoC 1095 you can make it the console by answering Y to this option. 1096 1097config SERIAL_OF_PLATFORM 1098 tristate "Serial port on Open Firmware platform bus" 1099 depends on OF 1100 depends on SERIAL_8250 || SERIAL_OF_PLATFORM_NWPSERIAL 1101 help 1102 If you have a PowerPC based system that has serial ports 1103 on a platform specific bus, you should enable this option. 1104 Currently, only 8250 compatible ports are supported, but 1105 others can easily be added. 1106 1107config SERIAL_OMAP 1108 tristate "OMAP serial port support" 1109 depends on ARCH_OMAP2PLUS 1110 select SERIAL_CORE 1111 help 1112 If you have a machine based on an Texas Instruments OMAP CPU you 1113 can enable its onboard serial ports by enabling this option. 1114 1115 By enabling this option you take advantage of dma feature available 1116 with the omap-serial driver. DMA support can be enabled from platform 1117 data. 1118 1119config SERIAL_OMAP_CONSOLE 1120 bool "Console on OMAP serial port" 1121 depends on SERIAL_OMAP=y 1122 select SERIAL_CORE_CONSOLE 1123 help 1124 Select this option if you would like to use omap serial port as 1125 console. 1126 1127 Even if you say Y here, the currently visible virtual console 1128 (/dev/tty0) will still be used as the system console by default, but 1129 you can alter that using a kernel command line option such as 1130 "console=ttyOx". (Try "man bootparam" or see the documentation of 1131 your boot loader about how to pass options to the kernel at 1132 boot time.) 1133 1134config SERIAL_OF_PLATFORM_NWPSERIAL 1135 tristate "NWP serial port driver" 1136 depends on PPC_OF && PPC_DCR 1137 select SERIAL_OF_PLATFORM 1138 select SERIAL_CORE_CONSOLE 1139 select SERIAL_CORE 1140 help 1141 This driver supports the cell network processor nwp serial 1142 device. 1143 1144config SERIAL_OF_PLATFORM_NWPSERIAL_CONSOLE 1145 bool "Console on NWP serial port" 1146 depends on SERIAL_OF_PLATFORM_NWPSERIAL=y 1147 select SERIAL_CORE_CONSOLE 1148 help 1149 Support for Console on the NWP serial ports. 1150 1151config SERIAL_LANTIQ 1152 bool "Lantiq serial driver" 1153 depends on LANTIQ 1154 select SERIAL_CORE 1155 select SERIAL_CORE_CONSOLE 1156 help 1157 Support for console and UART on Lantiq SoCs. 1158 1159config SERIAL_QE 1160 tristate "Freescale QUICC Engine serial port support" 1161 depends on QUICC_ENGINE 1162 select SERIAL_CORE 1163 select FW_LOADER 1164 default n 1165 help 1166 This driver supports the QE serial ports on Freescale embedded 1167 PowerPC that contain a QUICC Engine. 1168 1169config SERIAL_SCCNXP 1170 tristate "SCCNXP serial port support" 1171 select SERIAL_CORE 1172 help 1173 This selects support for an advanced UART from NXP (Philips). 1174 Supported ICs are SCC2681, SCC2691, SCC2692, SC28L91, SC28L92, 1175 SC28L202, SCC68681 and SCC68692. 1176 1177config SERIAL_SCCNXP_CONSOLE 1178 bool "Console on SCCNXP serial port" 1179 depends on SERIAL_SCCNXP=y 1180 select SERIAL_CORE_CONSOLE 1181 help 1182 Support for console on SCCNXP serial ports. 1183 1184config SERIAL_SC16IS7XX 1185 tristate "SC16IS7xx serial support" 1186 depends on I2C 1187 select SERIAL_CORE 1188 select REGMAP_I2C if I2C 1189 help 1190 This selects support for SC16IS7xx serial ports. 1191 Supported ICs are SC16IS740, SC16IS741, SC16IS750, SC16IS752, 1192 SC16IS760 and SC16IS762. 1193 1194config SERIAL_BFIN_SPORT 1195 tristate "Blackfin SPORT emulate UART" 1196 depends on BLACKFIN 1197 select SERIAL_CORE 1198 help 1199 Enable SPORT emulate UART on Blackfin series. 1200 1201 To compile this driver as a module, choose M here: the 1202 module will be called bfin_sport_uart. 1203 1204config SERIAL_BFIN_SPORT_CONSOLE 1205 bool "Console on Blackfin sport emulated uart" 1206 depends on SERIAL_BFIN_SPORT=y 1207 select SERIAL_CORE_CONSOLE 1208 1209config SERIAL_BFIN_SPORT0_UART 1210 bool "Enable UART over SPORT0" 1211 depends on SERIAL_BFIN_SPORT && !(BF542 || BF544) 1212 help 1213 Enable UART over SPORT0 1214 1215config SERIAL_BFIN_SPORT0_UART_CTSRTS 1216 bool "Enable UART over SPORT0 hardware flow control" 1217 depends on SERIAL_BFIN_SPORT0_UART 1218 help 1219 Enable hardware flow control in the driver. 1220 1221config SERIAL_BFIN_SPORT1_UART 1222 bool "Enable UART over SPORT1" 1223 depends on SERIAL_BFIN_SPORT 1224 help 1225 Enable UART over SPORT1 1226 1227config SERIAL_BFIN_SPORT1_UART_CTSRTS 1228 bool "Enable UART over SPORT1 hardware flow control" 1229 depends on SERIAL_BFIN_SPORT1_UART 1230 help 1231 Enable hardware flow control in the driver. 1232 1233config SERIAL_BFIN_SPORT2_UART 1234 bool "Enable UART over SPORT2" 1235 depends on SERIAL_BFIN_SPORT && (BF54x || BF538 || BF539) 1236 help 1237 Enable UART over SPORT2 1238 1239config SERIAL_BFIN_SPORT2_UART_CTSRTS 1240 bool "Enable UART over SPORT2 hardware flow control" 1241 depends on SERIAL_BFIN_SPORT2_UART 1242 help 1243 Enable hardware flow control in the driver. 1244 1245config SERIAL_BFIN_SPORT3_UART 1246 bool "Enable UART over SPORT3" 1247 depends on SERIAL_BFIN_SPORT && (BF54x || BF538 || BF539) 1248 help 1249 Enable UART over SPORT3 1250 1251config SERIAL_BFIN_SPORT3_UART_CTSRTS 1252 bool "Enable UART over SPORT3 hardware flow control" 1253 depends on SERIAL_BFIN_SPORT3_UART 1254 help 1255 Enable hardware flow control in the driver. 1256 1257config SERIAL_TIMBERDALE 1258 tristate "Support for timberdale UART" 1259 select SERIAL_CORE 1260 depends on X86_32 || COMPILE_TEST 1261 ---help--- 1262 Add support for UART controller on timberdale. 1263 1264config SERIAL_BCM63XX 1265 tristate "bcm63xx serial port support" 1266 select SERIAL_CORE 1267 depends on BCM63XX 1268 help 1269 If you have a bcm63xx CPU, you can enable its onboard 1270 serial port by enabling this options. 1271 1272 To compile this driver as a module, choose M here: the 1273 module will be called bcm963xx_uart. 1274 1275config SERIAL_BCM63XX_CONSOLE 1276 bool "Console on bcm63xx serial port" 1277 depends on SERIAL_BCM63XX=y 1278 select SERIAL_CORE_CONSOLE 1279 help 1280 If you have enabled the serial port on the bcm63xx CPU 1281 you can make it the console by answering Y to this option. 1282 1283config SERIAL_GRLIB_GAISLER_APBUART 1284 tristate "GRLIB APBUART serial support" 1285 depends on OF && SPARC 1286 select SERIAL_CORE 1287 ---help--- 1288 Add support for the GRLIB APBUART serial port. 1289 1290config SERIAL_GRLIB_GAISLER_APBUART_CONSOLE 1291 bool "Console on GRLIB APBUART serial port" 1292 depends on SERIAL_GRLIB_GAISLER_APBUART=y 1293 select SERIAL_CORE_CONSOLE 1294 help 1295 Support for running a console on the GRLIB APBUART 1296 1297config SERIAL_ALTERA_JTAGUART 1298 tristate "Altera JTAG UART support" 1299 select SERIAL_CORE 1300 help 1301 This driver supports the Altera JTAG UART port. 1302 1303config SERIAL_ALTERA_JTAGUART_CONSOLE 1304 bool "Altera JTAG UART console support" 1305 depends on SERIAL_ALTERA_JTAGUART=y 1306 select SERIAL_CORE_CONSOLE 1307 help 1308 Enable a Altera JTAG UART port to be the system console. 1309 1310config SERIAL_ALTERA_JTAGUART_CONSOLE_BYPASS 1311 bool "Bypass output when no connection" 1312 depends on SERIAL_ALTERA_JTAGUART_CONSOLE 1313 select SERIAL_CORE_CONSOLE 1314 help 1315 Bypass console output and keep going even if there is no 1316 JTAG terminal connection with the host. 1317 1318config SERIAL_ALTERA_UART 1319 tristate "Altera UART support" 1320 select SERIAL_CORE 1321 help 1322 This driver supports the Altera softcore UART port. 1323 1324config SERIAL_ALTERA_UART_MAXPORTS 1325 int "Maximum number of Altera UART ports" 1326 depends on SERIAL_ALTERA_UART 1327 default 4 1328 help 1329 This setting lets you define the maximum number of the Altera 1330 UART ports. The usual default varies from board to board, and 1331 this setting is a way of catering for that. 1332 1333config SERIAL_ALTERA_UART_BAUDRATE 1334 int "Default baudrate for Altera UART ports" 1335 depends on SERIAL_ALTERA_UART 1336 default 115200 1337 help 1338 This setting lets you define what the default baudrate is for the 1339 Altera UART ports. The usual default varies from board to board, 1340 and this setting is a way of catering for that. 1341 1342config SERIAL_ALTERA_UART_CONSOLE 1343 bool "Altera UART console support" 1344 depends on SERIAL_ALTERA_UART=y 1345 select SERIAL_CORE_CONSOLE 1346 help 1347 Enable a Altera UART port to be the system console. 1348 1349config SERIAL_IFX6X60 1350 tristate "SPI protocol driver for Infineon 6x60 modem (EXPERIMENTAL)" 1351 depends on GPIOLIB && SPI 1352 help 1353 Support for the IFX6x60 modem devices on Intel MID platforms. 1354 1355config SERIAL_PCH_UART 1356 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) UART" 1357 depends on PCI && (X86_32 || COMPILE_TEST) 1358 select SERIAL_CORE 1359 help 1360 This driver is for PCH(Platform controller Hub) UART of Intel EG20T 1361 which is an IOH(Input/Output Hub) for x86 embedded processor. 1362 Enabling PCH_DMA, this PCH UART works as DMA mode. 1363 1364 This driver also can be used for LAPIS Semiconductor IOH(Input/ 1365 Output Hub), ML7213, ML7223 and ML7831. 1366 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is 1367 for MP(Media Phone) use and ML7831 IOH is for general purpose use. 1368 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. 1369 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. 1370 1371config SERIAL_PCH_UART_CONSOLE 1372 bool "Support for console on Intel EG20T PCH UART/OKI SEMICONDUCTOR ML7213 IOH" 1373 depends on SERIAL_PCH_UART=y 1374 select SERIAL_CORE_CONSOLE 1375 help 1376 Say Y here if you wish to use the PCH UART as the system console 1377 (the system console is the device which receives all kernel messages and 1378 warnings and which allows logins in single user mode). 1379 1380config SERIAL_MSM_SMD 1381 bool "Enable tty device interface for some SMD ports" 1382 default n 1383 depends on MSM_SMD 1384 help 1385 Enables userspace clients to read and write to some streaming SMD 1386 ports via tty device interface for MSM chipset. 1387 1388config SERIAL_MXS_AUART 1389 depends on ARCH_MXS 1390 tristate "MXS AUART support" 1391 select SERIAL_CORE 1392 help 1393 This driver supports the MXS Application UART (AUART) port. 1394 1395config SERIAL_MXS_AUART_CONSOLE 1396 bool "MXS AUART console support" 1397 depends on SERIAL_MXS_AUART=y 1398 select SERIAL_CORE_CONSOLE 1399 help 1400 Enable a MXS AUART port to be the system console. 1401 1402config SERIAL_XILINX_PS_UART 1403 tristate "Cadence (Xilinx Zynq) UART support" 1404 depends on OF 1405 select SERIAL_CORE 1406 help 1407 This driver supports the Cadence UART. It is found e.g. in Xilinx 1408 Zynq. 1409 1410config SERIAL_XILINX_PS_UART_CONSOLE 1411 bool "Cadence UART console support" 1412 depends on SERIAL_XILINX_PS_UART=y 1413 select SERIAL_CORE_CONSOLE 1414 help 1415 Enable a Cadence UART port to be the system console. 1416 1417config SERIAL_AR933X 1418 tristate "AR933X serial port support" 1419 depends on HAVE_CLK && SOC_AR933X 1420 select SERIAL_CORE 1421 help 1422 If you have an Atheros AR933X SOC based board and want to use the 1423 built-in UART of the SoC, say Y to this option. 1424 1425 To compile this driver as a module, choose M here: the 1426 module will be called ar933x_uart. 1427 1428config SERIAL_AR933X_CONSOLE 1429 bool "Console on AR933X serial port" 1430 depends on SERIAL_AR933X=y 1431 select SERIAL_CORE_CONSOLE 1432 help 1433 Enable a built-in UART port of the AR933X to be the system console. 1434 1435config SERIAL_AR933X_NR_UARTS 1436 int "Maximum number of AR933X serial ports" 1437 depends on SERIAL_AR933X 1438 default "2" 1439 help 1440 Set this to the number of serial ports you want the driver 1441 to support. 1442 1443config SERIAL_EFM32_UART 1444 tristate "EFM32 UART/USART port" 1445 depends on ARM && (ARCH_EFM32 || COMPILE_TEST) 1446 select SERIAL_CORE 1447 help 1448 This driver support the USART and UART ports on 1449 Energy Micro's efm32 SoCs. 1450 1451config SERIAL_EFM32_UART_CONSOLE 1452 bool "EFM32 UART/USART console support" 1453 depends on SERIAL_EFM32_UART=y 1454 select SERIAL_CORE_CONSOLE 1455 1456config SERIAL_TILEGX 1457 tristate "TILE-Gx on-chip serial port support" 1458 depends on TILEGX 1459 select TILE_GXIO_UART 1460 select SERIAL_CORE 1461 ---help--- 1462 This device provides access to the on-chip UARTs on the TILE-Gx 1463 processor. 1464 1465config SERIAL_ARC 1466 tristate "ARC UART driver support" 1467 select SERIAL_CORE 1468 help 1469 Driver for on-chip UART for ARC(Synopsys) for the legacy 1470 FPGA Boards (ML50x/ARCAngel4) 1471 1472config SERIAL_ARC_CONSOLE 1473 bool "Console on ARC UART" 1474 depends on SERIAL_ARC=y 1475 select SERIAL_CORE_CONSOLE 1476 help 1477 Enable system Console on ARC UART 1478 1479config SERIAL_ARC_NR_PORTS 1480 int "Number of ARC UART ports" 1481 depends on SERIAL_ARC 1482 range 1 3 1483 default "1" 1484 help 1485 Set this to the number of serial ports you want the driver 1486 to support. 1487 1488config SERIAL_RP2 1489 tristate "Comtrol RocketPort EXPRESS/INFINITY support" 1490 depends on PCI 1491 select SERIAL_CORE 1492 help 1493 This driver supports the Comtrol RocketPort EXPRESS and 1494 RocketPort INFINITY families of PCI/PCIe multiport serial adapters. 1495 These adapters use a "RocketPort 2" ASIC that is not compatible 1496 with the original RocketPort driver (CONFIG_ROCKETPORT). 1497 1498 To compile this driver as a module, choose M here: the 1499 module will be called rp2. 1500 1501 If you want to compile this driver into the kernel, say Y here. If 1502 you don't have a suitable RocketPort card installed, say N. 1503 1504config SERIAL_RP2_NR_UARTS 1505 int "Maximum number of RocketPort EXPRESS/INFINITY ports" 1506 depends on SERIAL_RP2 1507 default "32" 1508 help 1509 If multiple cards are present, the default limit of 32 ports may 1510 need to be increased. 1511 1512config SERIAL_FSL_LPUART 1513 tristate "Freescale lpuart serial port support" 1514 depends on HAS_DMA 1515 select SERIAL_CORE 1516 help 1517 Support for the on-chip lpuart on some Freescale SOCs. 1518 1519config SERIAL_FSL_LPUART_CONSOLE 1520 bool "Console on Freescale lpuart serial port" 1521 depends on SERIAL_FSL_LPUART=y 1522 select SERIAL_CORE_CONSOLE 1523 help 1524 If you have enabled the lpuart serial port on the Freescale SoCs, 1525 you can make it the console by answering Y to this option. 1526 1527config SERIAL_ST_ASC 1528 tristate "ST ASC serial port support" 1529 select SERIAL_CORE 1530 depends on ARM || COMPILE_TEST 1531 help 1532 This driver is for the on-chip Asychronous Serial Controller on 1533 STMicroelectronics STi SoCs. 1534 ASC is embedded in ST COMMS IP block. It supports Rx & Tx functionality. 1535 It support all industry standard baud rates. 1536 1537 If unsure, say N. 1538 1539config SERIAL_ST_ASC_CONSOLE 1540 bool "Support for console on ST ASC" 1541 depends on SERIAL_ST_ASC=y 1542 select SERIAL_CORE_CONSOLE 1543 1544config SERIAL_MEN_Z135 1545 tristate "MEN 16z135 Support" 1546 select SERIAL_CORE 1547 depends on MCB 1548 help 1549 Say yes here to enable support for the MEN 16z135 High Speed UART IP-Core 1550 on a MCB carrier. 1551 1552 This driver can also be build as a module. If so, the module will be called 1553 men_z135_uart.ko 1554 1555endmenu 1556 1557config SERIAL_MCTRL_GPIO 1558 tristate 1559 1560endif # TTY 1561