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 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_MESON 204 tristate "Meson serial port support" 205 depends on ARCH_MESON 206 select SERIAL_CORE 207 help 208 This enables the driver for the on-chip UARTs of the Amlogic 209 MesonX processors. 210 211config SERIAL_MESON_CONSOLE 212 bool "Support for console on meson" 213 depends on SERIAL_MESON=y 214 select SERIAL_CORE_CONSOLE 215 help 216 Say Y here if you wish to use a Amlogic MesonX UART as the 217 system console (the system console is the device which 218 receives all kernel messages and warnings and which allows 219 logins in single user mode) as /dev/ttyAMLx. 220 221config SERIAL_CLPS711X 222 tristate "CLPS711X serial port support" 223 depends on ARCH_CLPS711X || COMPILE_TEST 224 select SERIAL_CORE 225 select SERIAL_MCTRL_GPIO if GPIOLIB 226 help 227 This enables the driver for the on-chip UARTs of the Cirrus 228 Logic EP711x/EP721x/EP731x processors. 229 230config SERIAL_CLPS711X_CONSOLE 231 bool "Support for console on CLPS711X serial port" 232 depends on SERIAL_CLPS711X=y 233 select SERIAL_CORE_CONSOLE 234 help 235 Even if you say Y here, the currently visible virtual console 236 (/dev/tty0) will still be used as the system console by default, but 237 you can alter that using a kernel command line option such as 238 "console=ttyCL1". 239 240config SERIAL_SAMSUNG 241 tristate "Samsung SoC serial support" 242 depends on PLAT_SAMSUNG || ARCH_EXYNOS 243 select SERIAL_CORE 244 help 245 Support for the on-chip UARTs on the Samsung S3C24XX series CPUs, 246 providing /dev/ttySAC0, 1 and 2 (note, some machines may not 247 provide all of these ports, depending on how the serial port 248 pins are configured. 249 250config SERIAL_SAMSUNG_UARTS_4 251 bool 252 depends on SERIAL_SAMSUNG 253 default y if !(CPU_S3C2410 || CPU_S3C2412 || CPU_S3C2440 || CPU_S3C2442) 254 help 255 Internal node for the common case of 4 Samsung compatible UARTs 256 257config SERIAL_SAMSUNG_UARTS 258 int 259 depends on SERIAL_SAMSUNG 260 default 4 if SERIAL_SAMSUNG_UARTS_4 || CPU_S3C2416 261 default 3 262 help 263 Select the number of available UART ports for the Samsung S3C 264 serial driver 265 266config SERIAL_SAMSUNG_DEBUG 267 bool "Samsung SoC serial debug" 268 depends on SERIAL_SAMSUNG && DEBUG_LL 269 help 270 Add support for debugging the serial driver. Since this is 271 generally being used as a console, we use our own output 272 routines that go via the low-level debug printascii() 273 function. 274 275config SERIAL_SAMSUNG_CONSOLE 276 bool "Support for console on Samsung SoC serial port" 277 depends on SERIAL_SAMSUNG=y 278 select SERIAL_CORE_CONSOLE 279 select SERIAL_EARLYCON 280 help 281 Allow selection of the S3C24XX on-board serial ports for use as 282 an virtual console. 283 284 Even if you say Y here, the currently visible virtual console 285 (/dev/tty0) will still be used as the system console by default, but 286 you can alter that using a kernel command line option such as 287 "console=ttySACx". (Try "man bootparam" or see the documentation of 288 your boot loader about how to pass options to the kernel at 289 boot time.) 290 291config SERIAL_SIRFSOC 292 tristate "SiRF SoC Platform Serial port support" 293 depends on ARCH_SIRF 294 select SERIAL_CORE 295 help 296 Support for the on-chip UART on the CSR SiRFprimaII series, 297 providing /dev/ttySiRF0, 1 and 2 (note, some machines may not 298 provide all of these ports, depending on how the serial port 299 pins are configured). 300 301config SERIAL_SIRFSOC_CONSOLE 302 bool "Support for console on SiRF SoC serial port" 303 depends on SERIAL_SIRFSOC=y 304 select SERIAL_CORE_CONSOLE 305 help 306 Even if you say Y here, the currently visible virtual console 307 (/dev/tty0) will still be used as the system console by default, but 308 you can alter that using a kernel command line option such as 309 "console=ttySiRFx". (Try "man bootparam" or see the documentation of 310 your boot loader about how to pass options to the kernel at 311 boot time.) 312 313config SERIAL_TEGRA 314 tristate "NVIDIA Tegra20/30 SoC serial controller" 315 depends on ARCH_TEGRA && TEGRA20_APB_DMA 316 select SERIAL_CORE 317 help 318 Support for the on-chip UARTs on the NVIDIA Tegra series SOCs 319 providing /dev/ttyTHS0, 1, 2, 3 and 4 (note, some machines may not 320 provide all of these ports, depending on how the serial port 321 are enabled). This driver uses the APB DMA to achieve higher baudrate 322 and better performance. 323 324config SERIAL_MAX3100 325 tristate "MAX3100 support" 326 depends on SPI 327 select SERIAL_CORE 328 help 329 MAX3100 chip support 330 331config SERIAL_MAX310X 332 tristate "MAX310X support" 333 depends on SPI_MASTER 334 select SERIAL_CORE 335 select REGMAP_SPI if SPI_MASTER 336 default n 337 help 338 This selects support for an advanced UART from Maxim (Dallas). 339 Supported ICs are MAX3107, MAX3108, MAX3109, MAX14830. 340 Each IC contains 128 words each of receive and transmit FIFO 341 that can be controlled through I2C or high-speed SPI. 342 343 Say Y here if you want to support this ICs. 344 345config SERIAL_DZ 346 bool "DECstation DZ serial driver" 347 depends on MACH_DECSTATION && 32BIT 348 select SERIAL_CORE 349 default y 350 ---help--- 351 DZ11-family serial controllers for DECstations and VAXstations, 352 including the DC7085, M7814, and M7819. 353 354config SERIAL_DZ_CONSOLE 355 bool "Support console on DECstation DZ serial driver" 356 depends on SERIAL_DZ=y 357 select SERIAL_CORE_CONSOLE 358 default y 359 ---help--- 360 If you say Y here, it will be possible to use a serial port as the 361 system console (the system console is the device which receives all 362 kernel messages and warnings and which allows logins in single user 363 mode). 364 365 Note that the firmware uses ttyS3 as the serial console on 366 DECstations that use this driver. 367 368 If unsure, say Y. 369 370config SERIAL_ZS 371 tristate "DECstation Z85C30 serial support" 372 depends on MACH_DECSTATION 373 select SERIAL_CORE 374 default y 375 ---help--- 376 Support for the Zilog 85C350 serial communications controller used 377 for serial ports in newer DECstation systems. These include the 378 DECsystem 5900 and all models of the DECstation and DECsystem 5000 379 systems except from model 200. 380 381 If unsure, say Y. To compile this driver as a module, choose M here: 382 the module will be called zs. 383 384config SERIAL_ZS_CONSOLE 385 bool "Support for console on a DECstation Z85C30 serial port" 386 depends on SERIAL_ZS=y 387 select SERIAL_CORE_CONSOLE 388 default y 389 ---help--- 390 If you say Y here, it will be possible to use a serial port as the 391 system console (the system console is the device which receives all 392 kernel messages and warnings and which allows logins in single user 393 mode). 394 395 Note that the firmware uses ttyS1 as the serial console on the 396 Maxine and ttyS3 on the others using this driver. 397 398 If unsure, say Y. 399 400config SERIAL_21285 401 tristate "DC21285 serial port support" 402 depends on FOOTBRIDGE 403 select SERIAL_CORE 404 help 405 If you have a machine based on a 21285 (Footbridge) StrongARM(R)/ 406 PCI bridge you can enable its onboard serial port by enabling this 407 option. 408 409config SERIAL_21285_CONSOLE 410 bool "Console on DC21285 serial port" 411 depends on SERIAL_21285=y 412 select SERIAL_CORE_CONSOLE 413 help 414 If you have enabled the serial port on the 21285 footbridge you can 415 make it the console by answering Y to this option. 416 417 Even if you say Y here, the currently visible virtual console 418 (/dev/tty0) will still be used as the system console by default, but 419 you can alter that using a kernel command line option such as 420 "console=ttyFB". (Try "man bootparam" or see the documentation of 421 your boot loader (lilo or loadlin) about how to pass options to the 422 kernel at boot time.) 423 424config SERIAL_MPSC 425 bool "Marvell MPSC serial port support" 426 depends on MV64X60 427 select SERIAL_CORE 428 help 429 Say Y here if you want to use the Marvell MPSC serial controller. 430 431config SERIAL_MPSC_CONSOLE 432 bool "Support for console on Marvell MPSC serial port" 433 depends on SERIAL_MPSC 434 select SERIAL_CORE_CONSOLE 435 help 436 Say Y here if you want to support a serial console on a Marvell MPSC. 437 438config SERIAL_PXA 439 bool "PXA serial port support" 440 depends on ARCH_PXA || ARCH_MMP 441 select SERIAL_CORE 442 help 443 If you have a machine based on an Intel XScale PXA2xx CPU you 444 can enable its onboard serial ports by enabling this option. 445 446config SERIAL_PXA_CONSOLE 447 bool "Console on PXA serial port" 448 depends on SERIAL_PXA 449 select SERIAL_CORE_CONSOLE 450 help 451 If you have enabled the serial port on the Intel XScale PXA 452 CPU you can make it the console by answering Y to this option. 453 454 Even if you say Y here, the currently visible virtual console 455 (/dev/tty0) will still be used as the system console by default, but 456 you can alter that using a kernel command line option such as 457 "console=ttySA0". (Try "man bootparam" or see the documentation of 458 your boot loader (lilo or loadlin) about how to pass options to the 459 kernel at boot time.) 460 461config SERIAL_SA1100 462 bool "SA1100 serial port support" 463 depends on ARCH_SA1100 464 select SERIAL_CORE 465 help 466 If you have a machine based on a SA1100/SA1110 StrongARM(R) CPU you 467 can enable its onboard serial port by enabling this option. 468 Please read <file:Documentation/arm/SA1100/serial_UART> for further 469 info. 470 471config SERIAL_SA1100_CONSOLE 472 bool "Console on SA1100 serial port" 473 depends on SERIAL_SA1100 474 select SERIAL_CORE_CONSOLE 475 help 476 If you have enabled the serial port on the SA1100/SA1110 StrongARM 477 CPU you can make it the console by answering Y to this option. 478 479 Even if you say Y here, the currently visible virtual console 480 (/dev/tty0) will still be used as the system console by default, but 481 you can alter that using a kernel command line option such as 482 "console=ttySA0". (Try "man bootparam" or see the documentation of 483 your boot loader (lilo or loadlin) about how to pass options to the 484 kernel at boot time.) 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 completed 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 || H8300 || 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_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 || CPM1 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 and Classic PCI Support" 1014 depends on PCI 1015 select SERIAL_CORE 1016 help 1017 This is a driver for Digi International's Neo and Classic 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_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 select SERIAL_EARLYCON 1055 1056config SERIAL_VT8500 1057 bool "VIA VT8500 on-chip serial port support" 1058 depends on ARCH_VT8500 1059 select SERIAL_CORE 1060 1061config SERIAL_VT8500_CONSOLE 1062 bool "VIA VT8500 serial console support" 1063 depends on SERIAL_VT8500=y 1064 select SERIAL_CORE_CONSOLE 1065 1066config SERIAL_ETRAXFS 1067 bool "ETRAX FS serial port support" 1068 depends on ETRAX_ARCH_V32 && OF 1069 select SERIAL_CORE 1070 1071config SERIAL_ETRAXFS_CONSOLE 1072 bool "ETRAX FS serial console support" 1073 depends on SERIAL_ETRAXFS 1074 select SERIAL_CORE_CONSOLE 1075 1076config SERIAL_NETX 1077 tristate "NetX serial port support" 1078 depends on ARCH_NETX 1079 select SERIAL_CORE 1080 help 1081 If you have a machine based on a Hilscher NetX SoC you 1082 can enable its onboard serial port by enabling this option. 1083 1084 To compile this driver as a module, choose M here: the 1085 module will be called netx-serial. 1086 1087config SERIAL_NETX_CONSOLE 1088 bool "Console on NetX serial port" 1089 depends on SERIAL_NETX=y 1090 select SERIAL_CORE_CONSOLE 1091 help 1092 If you have enabled the serial port on the Hilscher NetX SoC 1093 you can make it the console by answering Y to this option. 1094 1095config SERIAL_OF_PLATFORM 1096 tristate "Serial port on Open Firmware platform bus" 1097 depends on OF 1098 depends on SERIAL_8250 || SERIAL_OF_PLATFORM_NWPSERIAL 1099 help 1100 If you have a PowerPC based system that has serial ports 1101 on a platform specific bus, you should enable this option. 1102 Currently, only 8250 compatible ports are supported, but 1103 others can easily be added. 1104 1105config SERIAL_OMAP 1106 tristate "OMAP serial port support" 1107 depends on ARCH_OMAP2PLUS 1108 select SERIAL_CORE 1109 help 1110 If you have a machine based on an Texas Instruments OMAP CPU you 1111 can enable its onboard serial ports by enabling this option. 1112 1113 By enabling this option you take advantage of dma feature available 1114 with the omap-serial driver. DMA support can be enabled from platform 1115 data. 1116 1117config SERIAL_OMAP_CONSOLE 1118 bool "Console on OMAP serial port" 1119 depends on SERIAL_OMAP=y 1120 select SERIAL_CORE_CONSOLE 1121 help 1122 Select this option if you would like to use omap serial port as 1123 console. 1124 1125 Even if you say Y here, the currently visible virtual console 1126 (/dev/tty0) will still be used as the system console by default, but 1127 you can alter that using a kernel command line option such as 1128 "console=ttyOx". (Try "man bootparam" or see the documentation of 1129 your boot loader about how to pass options to the kernel at 1130 boot time.) 1131 1132config SERIAL_OF_PLATFORM_NWPSERIAL 1133 tristate "NWP serial port driver" 1134 depends on PPC_DCR 1135 select SERIAL_OF_PLATFORM 1136 select SERIAL_CORE_CONSOLE 1137 select SERIAL_CORE 1138 help 1139 This driver supports the cell network processor nwp serial 1140 device. 1141 1142config SERIAL_OF_PLATFORM_NWPSERIAL_CONSOLE 1143 bool "Console on NWP serial port" 1144 depends on SERIAL_OF_PLATFORM_NWPSERIAL=y 1145 select SERIAL_CORE_CONSOLE 1146 help 1147 Support for Console on the NWP serial ports. 1148 1149config SERIAL_LANTIQ 1150 bool "Lantiq serial driver" 1151 depends on LANTIQ 1152 select SERIAL_CORE 1153 select SERIAL_CORE_CONSOLE 1154 help 1155 Support for console and UART on Lantiq SoCs. 1156 1157config SERIAL_QE 1158 tristate "Freescale QUICC Engine serial port support" 1159 depends on QUICC_ENGINE 1160 select SERIAL_CORE 1161 select FW_LOADER 1162 default n 1163 help 1164 This driver supports the QE serial ports on Freescale embedded 1165 PowerPC that contain a QUICC Engine. 1166 1167config SERIAL_SCCNXP 1168 tristate "SCCNXP serial port support" 1169 select SERIAL_CORE 1170 help 1171 This selects support for an advanced UART from NXP (Philips). 1172 Supported ICs are SCC2681, SCC2691, SCC2692, SC28L91, SC28L92, 1173 SC28L202, SCC68681 and SCC68692. 1174 1175config SERIAL_SCCNXP_CONSOLE 1176 bool "Console on SCCNXP serial port" 1177 depends on SERIAL_SCCNXP=y 1178 select SERIAL_CORE_CONSOLE 1179 help 1180 Support for console on SCCNXP serial ports. 1181 1182config SERIAL_SC16IS7XX_CORE 1183 tristate 1184 1185config SERIAL_SC16IS7XX 1186 tristate "SC16IS7xx serial support" 1187 select SERIAL_CORE 1188 depends on (SPI_MASTER && !I2C) || I2C 1189 help 1190 This selects support for SC16IS7xx serial ports. 1191 Supported ICs are SC16IS740, SC16IS741, SC16IS750, SC16IS752, 1192 SC16IS760 and SC16IS762. Select supported buses using options below. 1193 1194config SERIAL_SC16IS7XX_I2C 1195 bool "SC16IS7xx for I2C interface" 1196 depends on SERIAL_SC16IS7XX 1197 depends on I2C 1198 select SERIAL_SC16IS7XX_CORE if SERIAL_SC16IS7XX 1199 select REGMAP_I2C if I2C 1200 default y 1201 help 1202 Enable SC16IS7xx driver on I2C bus, 1203 If required say y, and say n to i2c if not required, 1204 Enabled by default to support oldconfig. 1205 You must select at least one bus for the driver to be built. 1206 1207config SERIAL_SC16IS7XX_SPI 1208 bool "SC16IS7xx for spi interface" 1209 depends on SERIAL_SC16IS7XX 1210 depends on SPI_MASTER 1211 select SERIAL_SC16IS7XX_CORE if SERIAL_SC16IS7XX 1212 select REGMAP_SPI if SPI_MASTER 1213 help 1214 Enable SC16IS7xx driver on SPI bus, 1215 If required say y, and say n to spi if not required, 1216 This is additional support to exsisting driver. 1217 You must select at least one bus for the driver to be built. 1218 1219config SERIAL_BFIN_SPORT 1220 tristate "Blackfin SPORT emulate UART" 1221 depends on BLACKFIN 1222 select SERIAL_CORE 1223 help 1224 Enable SPORT emulate UART on Blackfin series. 1225 1226 To compile this driver as a module, choose M here: the 1227 module will be called bfin_sport_uart. 1228 1229config SERIAL_BFIN_SPORT_CONSOLE 1230 bool "Console on Blackfin sport emulated uart" 1231 depends on SERIAL_BFIN_SPORT=y 1232 select SERIAL_CORE_CONSOLE 1233 1234config SERIAL_BFIN_SPORT0_UART 1235 bool "Enable UART over SPORT0" 1236 depends on SERIAL_BFIN_SPORT && !(BF542 || BF544) 1237 help 1238 Enable UART over SPORT0 1239 1240config SERIAL_BFIN_SPORT0_UART_CTSRTS 1241 bool "Enable UART over SPORT0 hardware flow control" 1242 depends on SERIAL_BFIN_SPORT0_UART 1243 help 1244 Enable hardware flow control in the driver. 1245 1246config SERIAL_BFIN_SPORT1_UART 1247 bool "Enable UART over SPORT1" 1248 depends on SERIAL_BFIN_SPORT 1249 help 1250 Enable UART over SPORT1 1251 1252config SERIAL_BFIN_SPORT1_UART_CTSRTS 1253 bool "Enable UART over SPORT1 hardware flow control" 1254 depends on SERIAL_BFIN_SPORT1_UART 1255 help 1256 Enable hardware flow control in the driver. 1257 1258config SERIAL_BFIN_SPORT2_UART 1259 bool "Enable UART over SPORT2" 1260 depends on SERIAL_BFIN_SPORT && (BF54x || BF538 || BF539) 1261 help 1262 Enable UART over SPORT2 1263 1264config SERIAL_BFIN_SPORT2_UART_CTSRTS 1265 bool "Enable UART over SPORT2 hardware flow control" 1266 depends on SERIAL_BFIN_SPORT2_UART 1267 help 1268 Enable hardware flow control in the driver. 1269 1270config SERIAL_BFIN_SPORT3_UART 1271 bool "Enable UART over SPORT3" 1272 depends on SERIAL_BFIN_SPORT && (BF54x || BF538 || BF539) 1273 help 1274 Enable UART over SPORT3 1275 1276config SERIAL_BFIN_SPORT3_UART_CTSRTS 1277 bool "Enable UART over SPORT3 hardware flow control" 1278 depends on SERIAL_BFIN_SPORT3_UART 1279 help 1280 Enable hardware flow control in the driver. 1281 1282config SERIAL_TIMBERDALE 1283 tristate "Support for timberdale UART" 1284 select SERIAL_CORE 1285 depends on X86_32 || COMPILE_TEST 1286 ---help--- 1287 Add support for UART controller on timberdale. 1288 1289config SERIAL_BCM63XX 1290 tristate "Broadcom BCM63xx/BCM33xx UART support" 1291 select SERIAL_CORE 1292 depends on MIPS || ARM || COMPILE_TEST 1293 help 1294 This enables the driver for the onchip UART core found on 1295 the following chipsets: 1296 1297 BCM33xx (cable modem) 1298 BCM63xx/BCM63xxx (DSL) 1299 BCM68xx (PON) 1300 BCM7xxx (STB) - DOCSIS console 1301 1302config SERIAL_BCM63XX_CONSOLE 1303 bool "Console on BCM63xx serial port" 1304 depends on SERIAL_BCM63XX=y 1305 select SERIAL_CORE_CONSOLE 1306 select SERIAL_EARLYCON 1307 help 1308 If you have enabled the serial port on the BCM63xx CPU 1309 you can make it the console by answering Y to this option. 1310 1311config SERIAL_GRLIB_GAISLER_APBUART 1312 tristate "GRLIB APBUART serial support" 1313 depends on OF && SPARC 1314 select SERIAL_CORE 1315 ---help--- 1316 Add support for the GRLIB APBUART serial port. 1317 1318config SERIAL_GRLIB_GAISLER_APBUART_CONSOLE 1319 bool "Console on GRLIB APBUART serial port" 1320 depends on SERIAL_GRLIB_GAISLER_APBUART=y 1321 select SERIAL_CORE_CONSOLE 1322 help 1323 Support for running a console on the GRLIB APBUART 1324 1325config SERIAL_ALTERA_JTAGUART 1326 tristate "Altera JTAG UART support" 1327 select SERIAL_CORE 1328 help 1329 This driver supports the Altera JTAG UART port. 1330 1331config SERIAL_ALTERA_JTAGUART_CONSOLE 1332 bool "Altera JTAG UART console support" 1333 depends on SERIAL_ALTERA_JTAGUART=y 1334 select SERIAL_CORE_CONSOLE 1335 help 1336 Enable a Altera JTAG UART port to be the system console. 1337 1338config SERIAL_ALTERA_JTAGUART_CONSOLE_BYPASS 1339 bool "Bypass output when no connection" 1340 depends on SERIAL_ALTERA_JTAGUART_CONSOLE 1341 select SERIAL_CORE_CONSOLE 1342 help 1343 Bypass console output and keep going even if there is no 1344 JTAG terminal connection with the host. 1345 1346config SERIAL_ALTERA_UART 1347 tristate "Altera UART support" 1348 select SERIAL_CORE 1349 help 1350 This driver supports the Altera softcore UART port. 1351 1352config SERIAL_ALTERA_UART_MAXPORTS 1353 int "Maximum number of Altera UART ports" 1354 depends on SERIAL_ALTERA_UART 1355 default 4 1356 help 1357 This setting lets you define the maximum number of the Altera 1358 UART ports. The usual default varies from board to board, and 1359 this setting is a way of catering for that. 1360 1361config SERIAL_ALTERA_UART_BAUDRATE 1362 int "Default baudrate for Altera UART ports" 1363 depends on SERIAL_ALTERA_UART 1364 default 115200 1365 help 1366 This setting lets you define what the default baudrate is for the 1367 Altera UART ports. The usual default varies from board to board, 1368 and this setting is a way of catering for that. 1369 1370config SERIAL_ALTERA_UART_CONSOLE 1371 bool "Altera UART console support" 1372 depends on SERIAL_ALTERA_UART=y 1373 select SERIAL_CORE_CONSOLE 1374 help 1375 Enable a Altera UART port to be the system console. 1376 1377config SERIAL_IFX6X60 1378 tristate "SPI protocol driver for Infineon 6x60 modem (EXPERIMENTAL)" 1379 depends on GPIOLIB && SPI && HAS_DMA 1380 help 1381 Support for the IFX6x60 modem devices on Intel MID platforms. 1382 1383config SERIAL_PCH_UART 1384 tristate "Intel EG20T PCH/LAPIS Semicon IOH(ML7213/ML7223/ML7831) UART" 1385 depends on PCI && (X86_32 || COMPILE_TEST) 1386 select SERIAL_CORE 1387 help 1388 This driver is for PCH(Platform controller Hub) UART of Intel EG20T 1389 which is an IOH(Input/Output Hub) for x86 embedded processor. 1390 Enabling PCH_DMA, this PCH UART works as DMA mode. 1391 1392 This driver also can be used for LAPIS Semiconductor IOH(Input/ 1393 Output Hub), ML7213, ML7223 and ML7831. 1394 ML7213 IOH is for IVI(In-Vehicle Infotainment) use, ML7223 IOH is 1395 for MP(Media Phone) use and ML7831 IOH is for general purpose use. 1396 ML7213/ML7223/ML7831 is companion chip for Intel Atom E6xx series. 1397 ML7213/ML7223/ML7831 is completely compatible for Intel EG20T PCH. 1398 1399config SERIAL_PCH_UART_CONSOLE 1400 bool "Support for console on Intel EG20T PCH UART/OKI SEMICONDUCTOR ML7213 IOH" 1401 depends on SERIAL_PCH_UART=y 1402 select SERIAL_CORE_CONSOLE 1403 help 1404 Say Y here if you wish to use the PCH UART as the system console 1405 (the system console is the device which receives all kernel messages and 1406 warnings and which allows logins in single user mode). 1407 1408config SERIAL_MXS_AUART 1409 depends on ARCH_MXS 1410 tristate "MXS AUART support" 1411 select SERIAL_CORE 1412 select SERIAL_MCTRL_GPIO if GPIOLIB 1413 help 1414 This driver supports the MXS Application UART (AUART) port. 1415 1416config SERIAL_MXS_AUART_CONSOLE 1417 bool "MXS AUART console support" 1418 depends on SERIAL_MXS_AUART=y 1419 select SERIAL_CORE_CONSOLE 1420 help 1421 Enable a MXS AUART port to be the system console. 1422 1423config SERIAL_XILINX_PS_UART 1424 tristate "Cadence (Xilinx Zynq) UART support" 1425 depends on OF 1426 select SERIAL_CORE 1427 help 1428 This driver supports the Cadence UART. It is found e.g. in Xilinx 1429 Zynq. 1430 1431config SERIAL_XILINX_PS_UART_CONSOLE 1432 bool "Cadence UART console support" 1433 depends on SERIAL_XILINX_PS_UART=y 1434 select SERIAL_CORE_CONSOLE 1435 select SERIAL_EARLYCON 1436 help 1437 Enable a Cadence UART port to be the system console. 1438 1439config SERIAL_AR933X 1440 tristate "AR933X serial port support" 1441 depends on HAVE_CLK && SOC_AR933X 1442 select SERIAL_CORE 1443 help 1444 If you have an Atheros AR933X SOC based board and want to use the 1445 built-in UART of the SoC, say Y to this option. 1446 1447 To compile this driver as a module, choose M here: the 1448 module will be called ar933x_uart. 1449 1450config SERIAL_AR933X_CONSOLE 1451 bool "Console on AR933X serial port" 1452 depends on SERIAL_AR933X=y 1453 select SERIAL_CORE_CONSOLE 1454 help 1455 Enable a built-in UART port of the AR933X to be the system console. 1456 1457config SERIAL_AR933X_NR_UARTS 1458 int "Maximum number of AR933X serial ports" 1459 depends on SERIAL_AR933X 1460 default "2" 1461 help 1462 Set this to the number of serial ports you want the driver 1463 to support. 1464 1465config SERIAL_EFM32_UART 1466 tristate "EFM32 UART/USART port" 1467 depends on ARM && (ARCH_EFM32 || COMPILE_TEST) 1468 select SERIAL_CORE 1469 help 1470 This driver support the USART and UART ports on 1471 Energy Micro's efm32 SoCs. 1472 1473config SERIAL_EFM32_UART_CONSOLE 1474 bool "EFM32 UART/USART console support" 1475 depends on SERIAL_EFM32_UART=y 1476 select SERIAL_CORE_CONSOLE 1477 1478config SERIAL_TILEGX 1479 tristate "TILE-Gx on-chip serial port support" 1480 depends on TILEGX 1481 select TILE_GXIO_UART 1482 select SERIAL_CORE 1483 ---help--- 1484 This device provides access to the on-chip UARTs on the TILE-Gx 1485 processor. 1486 1487config SERIAL_ARC 1488 tristate "ARC UART driver support" 1489 select SERIAL_CORE 1490 help 1491 Driver for on-chip UART for ARC(Synopsys) for the legacy 1492 FPGA Boards (ML50x/ARCAngel4) 1493 1494config SERIAL_ARC_CONSOLE 1495 bool "Console on ARC UART" 1496 depends on SERIAL_ARC=y 1497 select SERIAL_CORE_CONSOLE 1498 select SERIAL_EARLYCON 1499 help 1500 Enable system Console on ARC UART 1501 1502config SERIAL_ARC_NR_PORTS 1503 int "Number of ARC UART ports" 1504 depends on SERIAL_ARC 1505 range 1 3 1506 default "1" 1507 help 1508 Set this to the number of serial ports you want the driver 1509 to support. 1510 1511config SERIAL_RP2 1512 tristate "Comtrol RocketPort EXPRESS/INFINITY support" 1513 depends on PCI 1514 select SERIAL_CORE 1515 help 1516 This driver supports the Comtrol RocketPort EXPRESS and 1517 RocketPort INFINITY families of PCI/PCIe multiport serial adapters. 1518 These adapters use a "RocketPort 2" ASIC that is not compatible 1519 with the original RocketPort driver (CONFIG_ROCKETPORT). 1520 1521 To compile this driver as a module, choose M here: the 1522 module will be called rp2. 1523 1524 If you want to compile this driver into the kernel, say Y here. If 1525 you don't have a suitable RocketPort card installed, say N. 1526 1527config SERIAL_RP2_NR_UARTS 1528 int "Maximum number of RocketPort EXPRESS/INFINITY ports" 1529 depends on SERIAL_RP2 1530 default "32" 1531 help 1532 If multiple cards are present, the default limit of 32 ports may 1533 need to be increased. 1534 1535config SERIAL_FSL_LPUART 1536 tristate "Freescale lpuart serial port support" 1537 depends on HAS_DMA 1538 select SERIAL_CORE 1539 help 1540 Support for the on-chip lpuart on some Freescale SOCs. 1541 1542config SERIAL_FSL_LPUART_CONSOLE 1543 bool "Console on Freescale lpuart serial port" 1544 depends on SERIAL_FSL_LPUART=y 1545 select SERIAL_CORE_CONSOLE 1546 help 1547 If you have enabled the lpuart serial port on the Freescale SoCs, 1548 you can make it the console by answering Y to this option. 1549 1550config SERIAL_CONEXANT_DIGICOLOR 1551 tristate "Conexant Digicolor CX92xxx USART serial port support" 1552 depends on OF 1553 select SERIAL_CORE 1554 help 1555 Support for the on-chip USART on Conexant Digicolor SoCs. 1556 1557config SERIAL_CONEXANT_DIGICOLOR_CONSOLE 1558 bool "Console on Conexant Digicolor serial port" 1559 depends on SERIAL_CONEXANT_DIGICOLOR=y 1560 select SERIAL_CORE_CONSOLE 1561 help 1562 If you have enabled the USART serial port on Conexant Digicolor 1563 SoCs, you can make it the console by answering Y to this option. 1564 1565config SERIAL_ST_ASC 1566 tristate "ST ASC serial port support" 1567 select SERIAL_CORE 1568 depends on ARM || COMPILE_TEST 1569 help 1570 This driver is for the on-chip Asychronous Serial Controller on 1571 STMicroelectronics STi SoCs. 1572 ASC is embedded in ST COMMS IP block. It supports Rx & Tx functionality. 1573 It support all industry standard baud rates. 1574 1575 If unsure, say N. 1576 1577config SERIAL_ST_ASC_CONSOLE 1578 bool "Support for console on ST ASC" 1579 depends on SERIAL_ST_ASC=y 1580 select SERIAL_CORE_CONSOLE 1581 1582config SERIAL_MEN_Z135 1583 tristate "MEN 16z135 Support" 1584 select SERIAL_CORE 1585 depends on MCB 1586 help 1587 Say yes here to enable support for the MEN 16z135 High Speed UART IP-Core 1588 on a MCB carrier. 1589 1590 This driver can also be build as a module. If so, the module will be called 1591 men_z135_uart.ko 1592 1593config SERIAL_SPRD 1594 tristate "Support for Spreadtrum serial" 1595 depends on ARCH_SPRD 1596 select SERIAL_CORE 1597 help 1598 This enables the driver for the Spreadtrum's serial. 1599 1600config SERIAL_SPRD_CONSOLE 1601 bool "Spreadtrum UART console support" 1602 depends on SERIAL_SPRD=y 1603 select SERIAL_CORE_CONSOLE 1604 select SERIAL_EARLYCON 1605 help 1606 Support for early debug console using Spreadtrum's serial. This enables 1607 the console before standard serial driver is probed. This is enabled 1608 with "earlycon" on the kernel command line. The console is 1609 enabled when early_param is processed. 1610 1611config SERIAL_STM32 1612 tristate "STMicroelectronics STM32 serial port support" 1613 select SERIAL_CORE 1614 depends on ARM || COMPILE_TEST 1615 help 1616 This driver is for the on-chip Serial Controller on 1617 STMicroelectronics STM32 MCUs. 1618 USART supports Rx & Tx functionality. 1619 It support all industry standard baud rates. 1620 1621 If unsure, say N. 1622 1623config SERIAL_STM32_CONSOLE 1624 bool "Support for console on STM32" 1625 depends on SERIAL_STM32=y 1626 select SERIAL_CORE_CONSOLE 1627 1628endmenu 1629 1630config SERIAL_MCTRL_GPIO 1631 tristate 1632 1633endif # TTY 1634