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