1b2441318SGreg Kroah-Hartman# SPDX-License-Identifier: GPL-2.0 21da177e4SLinus Torvaldsmenu "Kernel hacking" 31da177e4SLinus Torvalds 41da177e4SLinus Torvaldssource "lib/Kconfig.debug" 51da177e4SLinus Torvalds 64fb69cc4SJinbum Parkconfig ARM_PTDUMP_CORE 74fb69cc4SJinbum Park def_bool n 84fb69cc4SJinbum Park 94fb69cc4SJinbum Parkconfig ARM_PTDUMP_DEBUGFS 101fd15b87SRussell King bool "Export kernel pagetable layout to userspace via debugfs" 111fd15b87SRussell King depends on DEBUG_KERNEL 1265ba508dSArnd Bergmann depends on MMU 134fb69cc4SJinbum Park select ARM_PTDUMP_CORE 141fd15b87SRussell King select DEBUG_FS 151fd15b87SRussell King ---help--- 161fd15b87SRussell King Say Y here if you want to show the kernel pagetable layout in a 171fd15b87SRussell King debugfs file. This information is only useful for kernel developers 181fd15b87SRussell King who are working in architecture specific areas of the kernel. 191fd15b87SRussell King It is probably not a good idea to enable this feature in a production 201fd15b87SRussell King kernel. 211fd15b87SRussell King If in doubt, say "N" 221fd15b87SRussell King 23a8e53c15SJinbum Parkconfig DEBUG_WX 24a8e53c15SJinbum Park bool "Warn on W+X mappings at boot" 25*ad43fc9aSArnd Bergmann depends on MMU 26a8e53c15SJinbum Park select ARM_PTDUMP_CORE 27a8e53c15SJinbum Park ---help--- 28a8e53c15SJinbum Park Generate a warning if any W+X mappings are found at boot. 29a8e53c15SJinbum Park 30a8e53c15SJinbum Park This is useful for discovering cases where the kernel is leaving 31a8e53c15SJinbum Park W+X mappings after applying NX, as such mappings are a security risk. 32a8e53c15SJinbum Park 33a8e53c15SJinbum Park Look for a message in dmesg output like this: 34a8e53c15SJinbum Park 35a8e53c15SJinbum Park arm/mm: Checked W+X mappings: passed, no W+X pages found. 36a8e53c15SJinbum Park 37a8e53c15SJinbum Park or like this, if the check failed: 38a8e53c15SJinbum Park 39a8e53c15SJinbum Park arm/mm: Checked W+X mappings: FAILED, <N> W+X pages found. 40a8e53c15SJinbum Park 41a8e53c15SJinbum Park Note that even if the check fails, your kernel is possibly 42a8e53c15SJinbum Park still fine, as W+X mappings are not a security hole in 43a8e53c15SJinbum Park themselves, what they do is that they make the exploitation 44a8e53c15SJinbum Park of other unfixed kernel bugs easier. 45a8e53c15SJinbum Park 46a8e53c15SJinbum Park There is no runtime or memory usage effect of this option 47a8e53c15SJinbum Park once the kernel has booted up - it's a one time check. 48a8e53c15SJinbum Park 49a8e53c15SJinbum Park If in doubt, say "Y". 50a8e53c15SJinbum Park 51adf8b37bSCatalin Marinas# RMK wants arm kernels compiled with frame pointers or stack unwinding. 521da177e4SLinus Torvalds# If you know what you are doing and are willing to live without stack 531da177e4SLinus Torvalds# traces, you can get a slightly smaller kernel by setting this option to 541da177e4SLinus Torvalds# n, but then RMK will have to kill you ;). 551da177e4SLinus Torvaldsconfig FRAME_POINTER 561da177e4SLinus Torvalds bool 5716c79651SCatalin Marinas depends on !THUMB2_KERNEL 580e341af8SRabin Vincent default y if !ARM_UNWIND || FUNCTION_GRAPH_TRACER 591da177e4SLinus Torvalds help 601da177e4SLinus Torvalds If you say N here, the resulting kernel will be slightly smaller and 61adf8b37bSCatalin Marinas faster. However, if neither FRAME_POINTER nor ARM_UNWIND are enabled, 62adf8b37bSCatalin Marinas when a problem occurs with the kernel, the information that is 63adf8b37bSCatalin Marinas reported is severely limited. 64adf8b37bSCatalin Marinas 65adf8b37bSCatalin Marinasconfig ARM_UNWIND 664a50bfe3SRussell King bool "Enable stack unwinding support (EXPERIMENTAL)" 67d6f94fa0SKees Cook depends on AEABI 68adf8b37bSCatalin Marinas default y 69adf8b37bSCatalin Marinas help 70adf8b37bSCatalin Marinas This option enables stack unwinding support in the kernel 71adf8b37bSCatalin Marinas using the information automatically generated by the 72adf8b37bSCatalin Marinas compiler. The resulting kernel image is slightly bigger but 73adf8b37bSCatalin Marinas the performance is not affected. Currently, this feature 74adf8b37bSCatalin Marinas only works with EABI compilers. If unsure say Y. 751da177e4SLinus Torvalds 7609bfafacSRabin Vincentconfig OLD_MCOUNT 7709bfafacSRabin Vincent bool 7809bfafacSRabin Vincent depends on FUNCTION_TRACER && FRAME_POINTER 7909bfafacSRabin Vincent default y 8009bfafacSRabin Vincent 811da177e4SLinus Torvaldsconfig DEBUG_USER 821da177e4SLinus Torvalds bool "Verbose user fault messages" 831da177e4SLinus Torvalds help 841da177e4SLinus Torvalds When a user program crashes due to an exception, the kernel can 851da177e4SLinus Torvalds print a brief message explaining what the problem was. This is 861da177e4SLinus Torvalds sometimes helpful for debugging but serves no purpose on a 871da177e4SLinus Torvalds production system. Most people should say N here. 881da177e4SLinus Torvalds 891da177e4SLinus Torvalds In addition, you need to pass user_debug=N on the kernel command 901da177e4SLinus Torvalds line to enable this feature. N consists of the sum of: 911da177e4SLinus Torvalds 921da177e4SLinus Torvalds 1 - undefined instruction events 931da177e4SLinus Torvalds 2 - system calls 941da177e4SLinus Torvalds 4 - invalid data aborts 951da177e4SLinus Torvalds 8 - SIGSEGV faults 961da177e4SLinus Torvalds 16 - SIGBUS faults 971da177e4SLinus Torvalds 981da177e4SLinus Torvalds# These options are only for real kernel hackers who want to get their hands dirty. 991da177e4SLinus Torvaldsconfig DEBUG_LL 1004f5ef922SWill Deacon bool "Kernel low-level debugging functions (read help!)" 1011da177e4SLinus Torvalds depends on DEBUG_KERNEL 1021da177e4SLinus Torvalds help 10335efb606SRussell King Say Y here to include definitions of printascii, printch, printhex 1041da177e4SLinus Torvalds in the kernel. This is helpful if you are debugging code that 1051da177e4SLinus Torvalds executes before the console is initialized. 1061da177e4SLinus Torvalds 1074f5ef922SWill Deacon Note that selecting this option will limit the kernel to a single 1084f5ef922SWill Deacon UART definition, as specified below. Attempting to boot the kernel 1094f5ef922SWill Deacon image on a different platform *will not work*, so this option should 1104f5ef922SWill Deacon not be enabled for kernels that are intended to be portable. 1114f5ef922SWill Deacon 11217916b28SWill Deaconchoice 11317916b28SWill Deacon prompt "Kernel low-level debugging port" 11417916b28SWill Deacon depends on DEBUG_LL 11517916b28SWill Deacon 1163c215e64STsahee Zidenberg config DEBUG_ALPINE_UART0 1173c215e64STsahee Zidenberg bool "Kernel low-level debugging messages via Alpine UART0" 1183c215e64STsahee Zidenberg depends on ARCH_ALPINE 1193c215e64STsahee Zidenberg select DEBUG_UART_8250 1203c215e64STsahee Zidenberg help 1213c215e64STsahee Zidenberg Say Y here if you want kernel low-level debugging support 1223c215e64STsahee Zidenberg on Alpine based platforms. 1233c215e64STsahee Zidenberg 124d5bd4e8dSOleksij Rempel config DEBUG_ASM9260_UART 125d5bd4e8dSOleksij Rempel bool "Kernel low-level debugging via asm9260 UART" 126d5bd4e8dSOleksij Rempel depends on MACH_ASM9260 127d5bd4e8dSOleksij Rempel help 128d5bd4e8dSOleksij Rempel Say Y here if you want the debug print routines to direct 129d5bd4e8dSOleksij Rempel their output to an UART or USART port on asm9260 based 130d5bd4e8dSOleksij Rempel machines. 131d5bd4e8dSOleksij Rempel 132d5bd4e8dSOleksij Rempel DEBUG_UART_PHYS | DEBUG_UART_VIRT 133d5bd4e8dSOleksij Rempel 134d5bd4e8dSOleksij Rempel 0x80000000 | 0xf0000000 | UART0 135d5bd4e8dSOleksij Rempel 0x80004000 | 0xf0004000 | UART1 136d5bd4e8dSOleksij Rempel 0x80008000 | 0xf0008000 | UART2 137d5bd4e8dSOleksij Rempel 0x8000c000 | 0xf000c000 | UART3 138d5bd4e8dSOleksij Rempel 0x80010000 | 0xf0010000 | UART4 139d5bd4e8dSOleksij Rempel 0x80014000 | 0xf0014000 | UART5 140d5bd4e8dSOleksij Rempel 0x80018000 | 0xf0018000 | UART6 141d5bd4e8dSOleksij Rempel 0x8001c000 | 0xf001c000 | UART7 142d5bd4e8dSOleksij Rempel 0x80020000 | 0xf0020000 | UART8 143d5bd4e8dSOleksij Rempel 0x80024000 | 0xf0024000 | UART9 144d5bd4e8dSOleksij Rempel 1458b2f2d03SAlexandre Belloni config DEBUG_AT91_RM9200_DBGU 1468b2f2d03SAlexandre Belloni bool "Kernel low-level debugging on AT91RM9200, AT91SAM9 DBGU" 1478b2f2d03SAlexandre Belloni select DEBUG_AT91_UART 1488b2f2d03SAlexandre Belloni depends on SOC_AT91RM9200 || SOC_AT91SAM9 1496f112a08SAlexandre Belloni help 1508b2f2d03SAlexandre Belloni Say Y here if you want kernel low-level debugging support 1518b2f2d03SAlexandre Belloni on the DBGU port of: 1528b2f2d03SAlexandre Belloni at91rm9200, at91sam9260, at91sam9g20, at91sam9261, 1538b2f2d03SAlexandre Belloni at91sam9g10, at91sam9n12, at91sam9rl64, at91sam9x5 15413079a73SJean-Christophe PLAGNIOL-VILLARD 1558b2f2d03SAlexandre Belloni config DEBUG_AT91_SAM9263_DBGU 1568b2f2d03SAlexandre Belloni bool "Kernel low-level debugging on AT91SAM{9263,9G45,A5D3} DBGU" 1578b2f2d03SAlexandre Belloni select DEBUG_AT91_UART 1588b2f2d03SAlexandre Belloni depends on SOC_AT91SAM9 || SOC_SAMA5D3 1598b2f2d03SAlexandre Belloni help 1608b2f2d03SAlexandre Belloni Say Y here if you want kernel low-level debugging support 1618b2f2d03SAlexandre Belloni on the DBGU port of: 1628b2f2d03SAlexandre Belloni at91sam9263, at91sam9g45, at91sam9m10, 1638b2f2d03SAlexandre Belloni sama5d3 16413079a73SJean-Christophe PLAGNIOL-VILLARD 1658b2f2d03SAlexandre Belloni config DEBUG_AT91_SAMA5D2_UART1 1668b2f2d03SAlexandre Belloni bool "Kernel low-level debugging on SAMA5D2 UART1" 1678b2f2d03SAlexandre Belloni select DEBUG_AT91_UART 1688b2f2d03SAlexandre Belloni depends on SOC_SAMA5D2 1698b2f2d03SAlexandre Belloni help 1708b2f2d03SAlexandre Belloni Say Y here if you want kernel low-level debugging support 1718b2f2d03SAlexandre Belloni on the UART1 port of sama5d2. 1728b2f2d03SAlexandre Belloni 1738b2f2d03SAlexandre Belloni config DEBUG_AT91_SAMA5D4_USART3 1748b2f2d03SAlexandre Belloni bool "Kernel low-level debugging on SAMA5D4 USART3" 1758b2f2d03SAlexandre Belloni select DEBUG_AT91_UART 1768b2f2d03SAlexandre Belloni depends on SOC_SAMA5D4 1778b2f2d03SAlexandre Belloni help 1788b2f2d03SAlexandre Belloni Say Y here if you want kernel low-level debugging support 1798b2f2d03SAlexandre Belloni on the USART3 port of sama5d4. 180c268a743SNicolas Ferre 18163e07c0fSSzemző András config DEBUG_AT91_SAMV7_USART1 18263e07c0fSSzemző András bool "Kernel low-level debugging via SAMV7 USART1" 18363e07c0fSSzemző András select DEBUG_AT91_UART 18463e07c0fSSzemző András depends on SOC_SAMV7 18563e07c0fSSzemző András help 18663e07c0fSSzemző András Say Y here if you want the debug print routines to direct 18763e07c0fSSzemző András their output to the USART1 port on SAMV7 based 18863e07c0fSSzemző András machines. 18963e07c0fSSzemző András 190f1ac922dSStephen Warren config DEBUG_BCM2835 191f1ac922dSStephen Warren bool "Kernel low-level debugging on BCM2835 PL011 UART" 1925234c34eSEric Anholt depends on ARCH_BCM2835 && ARCH_MULTI_V6 1935234c34eSEric Anholt select DEBUG_UART_PL01X 1945234c34eSEric Anholt 1955234c34eSEric Anholt config DEBUG_BCM2836 1965234c34eSEric Anholt bool "Kernel low-level debugging on BCM2836 PL011 UART" 1975234c34eSEric Anholt depends on ARCH_BCM2835 && ARCH_MULTI_V7 1985c972af4SRussell King select DEBUG_UART_PL01X 199f1ac922dSStephen Warren 20006580275SHauke Mehrtens config DEBUG_BCM_5301X 2012dc9e0b9SFlorian Fainelli bool "Kernel low-level debugging on BCM5301X/NSP UART1" 2022dc9e0b9SFlorian Fainelli depends on ARCH_BCM_5301X || ARCH_BCM_NSP 203140bd603SHauke Mehrtens select DEBUG_UART_8250 20406580275SHauke Mehrtens 205fa1e581dSFlorian Fainelli config DEBUG_BCM_HR2 206fa1e581dSFlorian Fainelli bool "Kernel low-level debugging on Hurricane 2 UART2" 207fa1e581dSFlorian Fainelli depends on ARCH_BCM_HR2 208fa1e581dSFlorian Fainelli select DEBUG_UART_8250 209fa1e581dSFlorian Fainelli 210753d1243SChristian Daudt config DEBUG_BCM_KONA_UART 211753d1243SChristian Daudt bool "Kernel low-level debugging messages via BCM KONA UART" 2127aa2077bSFlorian Fainelli depends on ARCH_BCM_MOBILE 213753d1243SChristian Daudt select DEBUG_UART_8250 214753d1243SChristian Daudt help 215753d1243SChristian Daudt Say Y here if you want kernel low-level debugging support 216753d1243SChristian Daudt on Broadcom SoC platforms. 217753d1243SChristian Daudt This low level debug works for Broadcom 218753d1243SChristian Daudt mobile SoCs in the Kona family of chips (e.g. bcm28155, 219753d1243SChristian Daudt bcm11351, etc...) 220753d1243SChristian Daudt 2216c548099SArnd Bergmann config DEBUG_BCM63XX_UART 222b51312beSFlorian Fainelli bool "Kernel low-level debugging on BCM63XX UART" 223b51312beSFlorian Fainelli depends on ARCH_BCM_63XX 224b51312beSFlorian Fainelli 225caad0b41SSebastian Hesselbarth config DEBUG_BERLIN_UART 226caad0b41SSebastian Hesselbarth bool "Marvell Berlin SoC Debug UART" 227caad0b41SSebastian Hesselbarth depends on ARCH_BERLIN 228caad0b41SSebastian Hesselbarth select DEBUG_UART_8250 229caad0b41SSebastian Hesselbarth help 230caad0b41SSebastian Hesselbarth Say Y here if you want kernel low-level debugging support 231caad0b41SSebastian Hesselbarth on Marvell Berlin SoC based platforms. 232caad0b41SSebastian Hesselbarth 23381b43a6eSMarc Carino config DEBUG_BRCMSTB_UART 23481b43a6eSMarc Carino bool "Use BRCMSTB UART for low-level debug" 23581b43a6eSMarc Carino depends on ARCH_BRCMSTB 23681b43a6eSMarc Carino help 23781b43a6eSMarc Carino Say Y here if you want the debug print routines to direct 238d0cf9d8aSFlorian Fainelli their output to the first serial port on these devices. The 239d0cf9d8aSFlorian Fainelli UART physical and virtual address is automatically provided 240d0cf9d8aSFlorian Fainelli based on the chip identification register value. 24181b43a6eSMarc Carino 24281b43a6eSMarc Carino If you have a Broadcom STB chip and would like early print 24381b43a6eSMarc Carino messages to appear over the UART, select this option. 24481b43a6eSMarc Carino 245164acf96SStephen Boyd config DEBUG_CLPS711X_UART1 246164acf96SStephen Boyd bool "Kernel low-level debugging messages via UART1" 247164acf96SStephen Boyd depends on ARCH_CLPS711X 248164acf96SStephen Boyd help 249164acf96SStephen Boyd Say Y here if you want the debug print routines to direct 250164acf96SStephen Boyd their output to the first serial port on these devices. 25117916b28SWill Deacon 25217916b28SWill Deacon config DEBUG_CLPS711X_UART2 25317916b28SWill Deacon bool "Kernel low-level debugging messages via UART2" 25417916b28SWill Deacon depends on ARCH_CLPS711X 25517916b28SWill Deacon help 25617916b28SWill Deacon Say Y here if you want the debug print routines to direct 25717916b28SWill Deacon their output to the second serial port on these devices. 25817916b28SWill Deacon 25929c9b7beSArnd Bergmann config DEBUG_CNS3XXX 26029c9b7beSArnd Bergmann bool "Kernel Kernel low-level debugging on Cavium Networks CNS3xxx" 26129c9b7beSArnd Bergmann depends on ARCH_CNS3XXX 262b125170aSKrzysztof Hałasa select DEBUG_UART_8250 26329c9b7beSArnd Bergmann help 26429c9b7beSArnd Bergmann Say Y here if you want the debug print routines to direct 26529c9b7beSArnd Bergmann their output to the CNS3xxx UART0. 26629c9b7beSArnd Bergmann 267477099f1SUwe Kleine-König config DEBUG_DAVINCI_DA8XX_UART1 268477099f1SUwe Kleine-König bool "Kernel low-level debugging on DaVinci DA8XX using UART1" 269477099f1SUwe Kleine-König depends on ARCH_DAVINCI_DA8XX 27097bd1a48SRussell King select DEBUG_UART_8250 271477099f1SUwe Kleine-König help 272477099f1SUwe Kleine-König Say Y here if you want the debug print routines to direct 273477099f1SUwe Kleine-König their output to UART1 serial port on DaVinci DA8XX devices. 274477099f1SUwe Kleine-König 275477099f1SUwe Kleine-König config DEBUG_DAVINCI_DA8XX_UART2 276477099f1SUwe Kleine-König bool "Kernel low-level debugging on DaVinci DA8XX using UART2" 277477099f1SUwe Kleine-König depends on ARCH_DAVINCI_DA8XX 27897bd1a48SRussell King select DEBUG_UART_8250 279477099f1SUwe Kleine-König help 280477099f1SUwe Kleine-König Say Y here if you want the debug print routines to direct 281477099f1SUwe Kleine-König their output to UART2 serial port on DaVinci DA8XX devices. 282477099f1SUwe Kleine-König 283477099f1SUwe Kleine-König config DEBUG_DAVINCI_DMx_UART0 284477099f1SUwe Kleine-König bool "Kernel low-level debugging on DaVinci DMx using UART0" 285477099f1SUwe Kleine-König depends on ARCH_DAVINCI_DMx 28697bd1a48SRussell King select DEBUG_UART_8250 287477099f1SUwe Kleine-König help 288477099f1SUwe Kleine-König Say Y here if you want the debug print routines to direct 289477099f1SUwe Kleine-König their output to UART0 serial port on DaVinci DMx devices. 290477099f1SUwe Kleine-König 291e76f4750SRussell King config DEBUG_DC21285_PORT 292e76f4750SRussell King bool "Kernel low-level debugging messages via footbridge serial port" 293e76f4750SRussell King depends on FOOTBRIDGE 294e76f4750SRussell King help 295e76f4750SRussell King Say Y here if you want the debug print routines to direct 296e76f4750SRussell King their output to the serial port in the DC21285 (Footbridge). 297e76f4750SRussell King 298e23814daSBaruch Siach config DEBUG_DIGICOLOR_UA0 299e23814daSBaruch Siach bool "Kernel low-level debugging messages via Digicolor UA0" 300e23814daSBaruch Siach depends on ARCH_DIGICOLOR 301e23814daSBaruch Siach help 302e23814daSBaruch Siach Say Y here if you want the debug print routines to direct 303e23814daSBaruch Siach their output to the UA0 serial port in the CX92755. 304e23814daSBaruch Siach 305f06455faSArnd Bergmann config DEBUG_EP93XX 306f06455faSArnd Bergmann bool "Kernel low-level debugging messages via ep93xx UART" 307f06455faSArnd Bergmann depends on ARCH_EP93XX 308f06455faSArnd Bergmann select DEBUG_UART_PL01X 309f06455faSArnd Bergmann help 310f06455faSArnd Bergmann Say Y here if you want kernel low-level debugging support 311f06455faSArnd Bergmann on Cirrus Logic EP93xx based platforms. 312f06455faSArnd Bergmann 313e76f4750SRussell King config DEBUG_FOOTBRIDGE_COM1 314e76f4750SRussell King bool "Kernel low-level debugging messages via footbridge 8250 at PCI COM1" 315e76f4750SRussell King depends on FOOTBRIDGE 3160045c0ddSArnd Bergmann select DEBUG_UART_8250 317e76f4750SRussell King help 318e76f4750SRussell King Say Y here if you want the debug print routines to direct 319e76f4750SRussell King their output to the 8250 at PCI COM1. 320e76f4750SRussell King 321d7175a3bSArnd Bergmann config DEBUG_GEMINI 322d7175a3bSArnd Bergmann bool "Kernel low-level debugging messages via Cortina Systems Gemini UART" 323d7175a3bSArnd Bergmann depends on ARCH_GEMINI 324d7175a3bSArnd Bergmann select DEBUG_UART_8250 325d7175a3bSArnd Bergmann help 326d7175a3bSArnd Bergmann Say Y here if you want kernel low-level debugging support 327d7175a3bSArnd Bergmann on Cortina Gemini based platforms. 328d7175a3bSArnd Bergmann 3298d258bebSHaojian Zhuang config DEBUG_HI3620_UART 3308d258bebSHaojian Zhuang bool "Hisilicon HI3620 Debug UART" 3318d258bebSHaojian Zhuang depends on ARCH_HI3xxx 3328d258bebSHaojian Zhuang select DEBUG_UART_PL01X 3338d258bebSHaojian Zhuang help 3348d258bebSHaojian Zhuang Say Y here if you want kernel low-level debugging support 3358d258bebSHaojian Zhuang on HI3620 UART. 3368d258bebSHaojian Zhuang 337220e6cf7SRob Herring config DEBUG_HIGHBANK_UART 338220e6cf7SRob Herring bool "Kernel low-level debugging messages via Highbank UART" 339220e6cf7SRob Herring depends on ARCH_HIGHBANK 3405c972af4SRussell King select DEBUG_UART_PL01X 341220e6cf7SRob Herring help 342220e6cf7SRob Herring Say Y here if you want the debug print routines to direct 343220e6cf7SRob Herring their output to the UART on Highbank based devices. 344220e6cf7SRob Herring 34527dafaa8SWang Long config DEBUG_HIP01_UART 34627dafaa8SWang Long bool "Hisilicon Hip01 Debug UART" 34727dafaa8SWang Long depends on ARCH_HIP01 34827dafaa8SWang Long select DEBUG_UART_8250 34927dafaa8SWang Long help 35027dafaa8SWang Long Say Y here if you want kernel low-level debugging support 35127dafaa8SWang Long on HIP01 UART. 35227dafaa8SWang Long 353c9a1df48SHaojian Zhuang config DEBUG_HIP04_UART 354c9a1df48SHaojian Zhuang bool "Hisilicon HiP04 Debug UART" 355c9a1df48SHaojian Zhuang depends on ARCH_HIP04 356c9a1df48SHaojian Zhuang select DEBUG_UART_8250 357c9a1df48SHaojian Zhuang help 358c9a1df48SHaojian Zhuang Say Y here if you want kernel low-level debugging support 359c9a1df48SHaojian Zhuang on HIP04 UART. 360c9a1df48SHaojian Zhuang 36137bdaf82SOlof Johansson config DEBUG_HIX5HD2_UART 36237bdaf82SOlof Johansson bool "Hisilicon Hix5hd2 Debug UART" 36337bdaf82SOlof Johansson depends on ARCH_HIX5HD2 36493fd03a8SCatalin Marinas select DEBUG_UART_PL01X 36593fd03a8SCatalin Marinas help 36637bdaf82SOlof Johansson Say Y here if you want kernel low-level debugging support 36737bdaf82SOlof Johansson on Hix5hd2 UART. 3681da177e4SLinus Torvalds 369f350b861SShawn Guo config DEBUG_IMX1_UART 370f350b861SShawn Guo bool "i.MX1 Debug UART" 371f350b861SShawn Guo depends on SOC_IMX1 372f350b861SShawn Guo help 373f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 374f350b861SShawn Guo on i.MX1. 375f350b861SShawn Guo 376f350b861SShawn Guo config DEBUG_IMX23_UART 377f350b861SShawn Guo bool "i.MX23 Debug UART" 378f350b861SShawn Guo depends on SOC_IMX23 3795c972af4SRussell King select DEBUG_UART_PL01X 380f350b861SShawn Guo help 381f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 382f350b861SShawn Guo on i.MX23. 383f350b861SShawn Guo 384f350b861SShawn Guo config DEBUG_IMX25_UART 385f350b861SShawn Guo bool "i.MX25 Debug UART" 386f350b861SShawn Guo depends on SOC_IMX25 387f350b861SShawn Guo help 388f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 389f350b861SShawn Guo on i.MX25. 390f350b861SShawn Guo 391f350b861SShawn Guo config DEBUG_IMX21_IMX27_UART 392f350b861SShawn Guo bool "i.MX21 and i.MX27 Debug UART" 393f350b861SShawn Guo depends on SOC_IMX21 || SOC_IMX27 394f350b861SShawn Guo help 395f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 396f350b861SShawn Guo on i.MX21 or i.MX27. 397f350b861SShawn Guo 398f350b861SShawn Guo config DEBUG_IMX28_UART 399f350b861SShawn Guo bool "i.MX28 Debug UART" 400f350b861SShawn Guo depends on SOC_IMX28 4015c972af4SRussell King select DEBUG_UART_PL01X 402f350b861SShawn Guo help 403f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 404f350b861SShawn Guo on i.MX28. 405f350b861SShawn Guo 4064ad625d4SShawn Guo config DEBUG_IMX31_UART 4074ad625d4SShawn Guo bool "i.MX31 Debug UART" 4084ad625d4SShawn Guo depends on SOC_IMX31 409f350b861SShawn Guo help 410f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 4114ad625d4SShawn Guo on i.MX31. 4124ad625d4SShawn Guo 4134ad625d4SShawn Guo config DEBUG_IMX35_UART 4144ad625d4SShawn Guo bool "i.MX35 Debug UART" 4154ad625d4SShawn Guo depends on SOC_IMX35 4164ad625d4SShawn Guo help 4174ad625d4SShawn Guo Say Y here if you want kernel low-level debugging support 4184ad625d4SShawn Guo on i.MX35. 419f350b861SShawn Guo 420ad364a70SGreg Ungerer config DEBUG_IMX50_UART 421ad364a70SGreg Ungerer bool "i.MX50 Debug UART" 422ad364a70SGreg Ungerer depends on SOC_IMX50 423ad364a70SGreg Ungerer help 424ad364a70SGreg Ungerer Say Y here if you want kernel low-level debugging support 425ad364a70SGreg Ungerer on i.MX50. 426ad364a70SGreg Ungerer 427f350b861SShawn Guo config DEBUG_IMX51_UART 428f350b861SShawn Guo bool "i.MX51 Debug UART" 429f350b861SShawn Guo depends on SOC_IMX51 430f350b861SShawn Guo help 431f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 432f350b861SShawn Guo on i.MX51. 433f350b861SShawn Guo 4347356420cSFabio Estevam config DEBUG_IMX53_UART 4357356420cSFabio Estevam bool "i.MX53 Debug UART" 4367356420cSFabio Estevam depends on SOC_IMX53 437f350b861SShawn Guo help 438f350b861SShawn Guo Say Y here if you want kernel low-level debugging support 4397356420cSFabio Estevam on i.MX53. 440f350b861SShawn Guo 44149c9e60eSShawn Guo config DEBUG_IMX6Q_UART 4423c03a2feSShawn Guo bool "i.MX6Q/DL Debug UART" 443785d7fabSDirk Behme depends on SOC_IMX6Q 444785d7fabSDirk Behme help 445785d7fabSDirk Behme Say Y here if you want kernel low-level debugging support 4463c03a2feSShawn Guo on i.MX6Q/DL. 447bac89d75SShawn Guo 44834e8a16bSShawn Guo config DEBUG_IMX6SL_UART 44934e8a16bSShawn Guo bool "i.MX6SL Debug UART" 45034e8a16bSShawn Guo depends on SOC_IMX6SL 45134e8a16bSShawn Guo help 45234e8a16bSShawn Guo Say Y here if you want kernel low-level debugging support 45334e8a16bSShawn Guo on i.MX6SL. 45434e8a16bSShawn Guo 45574368e81SShawn Guo config DEBUG_IMX6SX_UART 45674368e81SShawn Guo bool "i.MX6SX Debug UART" 45774368e81SShawn Guo depends on SOC_IMX6SX 45874368e81SShawn Guo help 45974368e81SShawn Guo Say Y here if you want kernel low-level debugging support 46074368e81SShawn Guo on i.MX6SX. 46174368e81SShawn Guo 46220c305f6SAnson Huang config DEBUG_IMX6UL_UART 46320c305f6SAnson Huang bool "i.MX6UL Debug UART" 46420c305f6SAnson Huang depends on SOC_IMX6UL 46520c305f6SAnson Huang help 46620c305f6SAnson Huang Say Y here if you want kernel low-level debugging support 46720c305f6SAnson Huang on i.MX6UL. 46820c305f6SAnson Huang 46952d7aec2SAnson Huang config DEBUG_IMX7D_UART 47052d7aec2SAnson Huang bool "i.MX7D Debug UART" 47152d7aec2SAnson Huang depends on SOC_IMX7D 47252d7aec2SAnson Huang help 47352d7aec2SAnson Huang Say Y here if you want kernel low-level debugging support 47452d7aec2SAnson Huang on i.MX7D. 47552d7aec2SAnson Huang 4764db22c10SArnd Bergmann config DEBUG_INTEGRATOR 4774db22c10SArnd Bergmann bool "Kernel low-level debugging messages via ARM Integrator UART" 4784db22c10SArnd Bergmann depends on ARCH_INTEGRATOR 4794db22c10SArnd Bergmann select DEBUG_UART_PL01X 4804db22c10SArnd Bergmann help 4814db22c10SArnd Bergmann Say Y here if you want kernel low-level debugging support 4824db22c10SArnd Bergmann on ARM Integrator platforms. 4834db22c10SArnd Bergmann 484828989adSSantosh Shilimkar config DEBUG_KEYSTONE_UART0 485828989adSSantosh Shilimkar bool "Kernel low-level debugging on KEYSTONE2 using UART0" 486828989adSSantosh Shilimkar depends on ARCH_KEYSTONE 487f2acf003SRussell King select DEBUG_UART_8250 488828989adSSantosh Shilimkar help 489828989adSSantosh Shilimkar Say Y here if you want the debug print routines to direct 490828989adSSantosh Shilimkar their output to UART0 serial port on KEYSTONE2 devices. 491828989adSSantosh Shilimkar 492828989adSSantosh Shilimkar config DEBUG_KEYSTONE_UART1 493828989adSSantosh Shilimkar bool "Kernel low-level debugging on KEYSTONE2 using UART1" 494828989adSSantosh Shilimkar depends on ARCH_KEYSTONE 495f2acf003SRussell King select DEBUG_UART_8250 496828989adSSantosh Shilimkar help 497828989adSSantosh Shilimkar Say Y here if you want the debug print routines to direct 498828989adSSantosh Shilimkar their output to UART1 serial port on KEYSTONE2 devices. 499828989adSSantosh Shilimkar 500abbfb21eSDaniel Thompson config DEBUG_KS8695_UART 501abbfb21eSDaniel Thompson bool "KS8695 Debug UART" 502abbfb21eSDaniel Thompson depends on ARCH_KS8695 503abbfb21eSDaniel Thompson help 504abbfb21eSDaniel Thompson Say Y here if you want kernel low-level debugging support 505abbfb21eSDaniel Thompson on KS8695. 506abbfb21eSDaniel Thompson 5070aed6a37SJoachim Eastwood config DEBUG_LPC18XX_UART0 5080aed6a37SJoachim Eastwood bool "Kernel low-level debugging via LPC18xx/43xx UART0" 5090aed6a37SJoachim Eastwood depends on ARCH_LPC18XX 5100aed6a37SJoachim Eastwood select DEBUG_UART_8250 5110aed6a37SJoachim Eastwood help 5120aed6a37SJoachim Eastwood Say Y here if you want kernel low-level debugging support 5130aed6a37SJoachim Eastwood on NXP LPC18xx/43xx UART0. 5140aed6a37SJoachim Eastwood 51559bd4c38SArnd Bergmann config DEBUG_LPC32XX 51659bd4c38SArnd Bergmann bool "Kernel low-level debugging messages via NXP LPC32xx UART" 51759bd4c38SArnd Bergmann depends on ARCH_LPC32XX 51859bd4c38SArnd Bergmann select DEBUG_UART_8250 51959bd4c38SArnd Bergmann help 52059bd4c38SArnd Bergmann Say Y here if you want kernel low-level debugging support 52159bd4c38SArnd Bergmann on NXP LPC32xx based platforms. 52259bd4c38SArnd Bergmann 523d8a00916SCarlo Caione config DEBUG_MESON_UARTAO 524d8a00916SCarlo Caione bool "Kernel low-level debugging via Meson6 UARTAO" 525d8a00916SCarlo Caione depends on ARCH_MESON 526d8a00916SCarlo Caione help 527d8a00916SCarlo Caione Say Y here if you want kernel low-lever debugging support 528d8a00916SCarlo Caione on Amlogic Meson6 based platforms on the UARTAO. 529d8a00916SCarlo Caione 530fa4cd2a8SHaojian Zhuang config DEBUG_MMP_UART2 531fa4cd2a8SHaojian Zhuang bool "Kernel low-level debugging message via MMP UART2" 532fa4cd2a8SHaojian Zhuang depends on ARCH_MMP 5334a003647SRussell King select DEBUG_UART_8250 534fa4cd2a8SHaojian Zhuang help 535fa4cd2a8SHaojian Zhuang Say Y here if you want kernel low-level debugging support 536fa4cd2a8SHaojian Zhuang on MMP UART2. 537fa4cd2a8SHaojian Zhuang 538fa4cd2a8SHaojian Zhuang config DEBUG_MMP_UART3 539fa4cd2a8SHaojian Zhuang bool "Kernel low-level debugging message via MMP UART3" 540fa4cd2a8SHaojian Zhuang depends on ARCH_MMP 5414a003647SRussell King select DEBUG_UART_8250 542fa4cd2a8SHaojian Zhuang help 543fa4cd2a8SHaojian Zhuang Say Y here if you want kernel low-level debugging support 544fa4cd2a8SHaojian Zhuang on MMP UART3. 545fa4cd2a8SHaojian Zhuang 546d91125ddSMaxime Ripard config DEBUG_MVEBU_UART0 547d91125ddSMaxime Ripard bool "Kernel low-level debugging messages via MVEBU UART0 (old bootloaders)" 548bfd5af99SRob Herring depends on ARCH_MVEBU 549c047f529SArnd Bergmann depends on ARCH_MVEBU && CPU_V7 5504a003647SRussell King select DEBUG_UART_8250 551bfd5af99SRob Herring help 552bfd5af99SRob Herring Say Y here if you want kernel low-level debugging support 553d91125ddSMaxime Ripard on MVEBU based platforms on UART0. 554bfd5af99SRob Herring 555c2804cd6SThomas Petazzoni This option should be used with the old bootloaders 556c2804cd6SThomas Petazzoni that left the internal registers mapped at 557c2804cd6SThomas Petazzoni 0xd0000000. As of today, this is the case on 558c2804cd6SThomas Petazzoni platforms such as the Globalscale Mirabox or the 559c2804cd6SThomas Petazzoni Plathome OpenBlocks AX3, when using the original 560c2804cd6SThomas Petazzoni bootloader. 561c2804cd6SThomas Petazzoni 562c047f529SArnd Bergmann This option will not work on older Marvell platforms 563c047f529SArnd Bergmann (Kirkwood, Dove, MV78xx0, Orion5x), which should pick 564c047f529SArnd Bergmann the "new bootloader" variant. 565c047f529SArnd Bergmann 566c2804cd6SThomas Petazzoni If the wrong DEBUG_MVEBU_UART* option is selected, 567c2804cd6SThomas Petazzoni when u-boot hands over to the kernel, the system 568c2804cd6SThomas Petazzoni silently crashes, with no serial output at all. 569c2804cd6SThomas Petazzoni 570d91125ddSMaxime Ripard config DEBUG_MVEBU_UART0_ALTERNATE 571d91125ddSMaxime Ripard bool "Kernel low-level debugging messages via MVEBU UART0 (new bootloaders)" 572c047f529SArnd Bergmann depends on ARCH_MVEBU || ARCH_DOVE || ARCH_MV78XX0 || ARCH_ORION5X 5734a003647SRussell King select DEBUG_UART_8250 574c2804cd6SThomas Petazzoni help 575c2804cd6SThomas Petazzoni Say Y here if you want kernel low-level debugging support 576c047f529SArnd Bergmann on MVEBU based platforms on UART0. (Armada XP, Armada 3xx, 577c047f529SArnd Bergmann Kirkwood, Dove, MV78xx0, Orion5x). 578c047f529SArnd Bergmann 579c2804cd6SThomas Petazzoni 580c2804cd6SThomas Petazzoni This option should be used with the new bootloaders 581c2804cd6SThomas Petazzoni that remap the internal registers at 0xf1000000. 582c2804cd6SThomas Petazzoni 583c2804cd6SThomas Petazzoni If the wrong DEBUG_MVEBU_UART* option is selected, 584c2804cd6SThomas Petazzoni when u-boot hands over to the kernel, the system 585c2804cd6SThomas Petazzoni silently crashes, with no serial output at all. 586c2804cd6SThomas Petazzoni 587bd920490SMaxime Ripard config DEBUG_MVEBU_UART1_ALTERNATE 588bd920490SMaxime Ripard bool "Kernel low-level debugging messages via MVEBU UART1 (new bootloaders)" 589bd920490SMaxime Ripard depends on ARCH_MVEBU 590bd920490SMaxime Ripard select DEBUG_UART_8250 591bd920490SMaxime Ripard help 592bd920490SMaxime Ripard Say Y here if you want kernel low-level debugging support 593c047f529SArnd Bergmann on MVEBU based platforms on UART1. (Armada XP, Armada 3xx, 594c047f529SArnd Bergmann Kirkwood, Dove, MV78xx0, Orion5x). 595a3d3ef9dSStephen Boyd 5961da177e4SLinus Torvalds This option should be used with the new bootloaders 5971da177e4SLinus Torvalds that remap the internal registers at 0xf1000000. 598c047f529SArnd Bergmann All of the older (pre Armada XP/370) platforms also use 599c047f529SArnd Bergmann this address, regardless of the boot loader version. 6001da177e4SLinus Torvalds 6011da177e4SLinus Torvalds If the wrong DEBUG_MVEBU_UART* option is selected, 6021da177e4SLinus Torvalds when u-boot hands over to the kernel, the system 6031da177e4SLinus Torvalds silently crashes, with no serial output at all. 6041da177e4SLinus Torvalds 6051dc93416SArnd Bergmann config DEBUG_MT6589_UART0 6061dc93416SArnd Bergmann bool "Mediatek mt6589 UART0" 6071dc93416SArnd Bergmann depends on ARCH_MEDIATEK 6081dc93416SArnd Bergmann select DEBUG_UART_8250 609c7c3eac6SShawn Guo help 610c7c3eac6SShawn Guo Say Y here if you want kernel low-level debugging support 6111dc93416SArnd Bergmann for Mediatek mt6589 based platforms on UART0. 6121dc93416SArnd Bergmann 6131dc93416SArnd Bergmann config DEBUG_MT8127_UART0 6141dc93416SArnd Bergmann bool "Mediatek mt8127/mt6592 UART0" 6151dc93416SArnd Bergmann depends on ARCH_MEDIATEK 6161dc93416SArnd Bergmann select DEBUG_UART_8250 6171dc93416SArnd Bergmann help 6181dc93416SArnd Bergmann Say Y here if you want kernel low-level debugging support 6191dc93416SArnd Bergmann for Mediatek mt8127 based platforms on UART0. 6201dc93416SArnd Bergmann 6211dc93416SArnd Bergmann config DEBUG_MT8135_UART3 6221dc93416SArnd Bergmann bool "Mediatek mt8135 UART3" 6231dc93416SArnd Bergmann depends on ARCH_MEDIATEK 6241dc93416SArnd Bergmann select DEBUG_UART_8250 6251dc93416SArnd Bergmann help 6261dc93416SArnd Bergmann Say Y here if you want kernel low-level debugging support 6271dc93416SArnd Bergmann for Mediatek mt8135 based platforms on UART3. 628c7c3eac6SShawn Guo 6294d31e664SDaniel Thompson config DEBUG_NETX_UART 6304d31e664SDaniel Thompson bool "Kernel low-level debugging messages via NetX UART" 6314d31e664SDaniel Thompson depends on ARCH_NETX 6324d31e664SDaniel Thompson help 6334d31e664SDaniel Thompson Say Y here if you want kernel low-level debugging support 6344d31e664SDaniel Thompson on Hilscher NetX based platforms. 6354d31e664SDaniel Thompson 636266c3479SLinus Walleij config DEBUG_NOMADIK_UART 637266c3479SLinus Walleij bool "Kernel low-level debugging messages via NOMADIK UART" 638266c3479SLinus Walleij depends on ARCH_NOMADIK 6395c972af4SRussell King select DEBUG_UART_PL01X 640266c3479SLinus Walleij help 641266c3479SLinus Walleij Say Y here if you want kernel low-level debugging support 642266c3479SLinus Walleij on NOMADIK based platforms. 643266c3479SLinus Walleij 6449851ca57SDaniel Tang config DEBUG_NSPIRE_CLASSIC_UART 6459851ca57SDaniel Tang bool "Kernel low-level debugging via TI-NSPIRE 8250 UART" 6469851ca57SDaniel Tang depends on ARCH_NSPIRE 6474a003647SRussell King select DEBUG_UART_8250 6489851ca57SDaniel Tang help 6499851ca57SDaniel Tang Say Y here if you want kernel low-level debugging support 6509851ca57SDaniel Tang on TI-NSPIRE classic models. 6519851ca57SDaniel Tang 6529851ca57SDaniel Tang config DEBUG_NSPIRE_CX_UART 6539851ca57SDaniel Tang bool "Kernel low-level debugging via TI-NSPIRE PL011 UART" 6549851ca57SDaniel Tang depends on ARCH_NSPIRE 6555c972af4SRussell King select DEBUG_UART_PL01X 6569851ca57SDaniel Tang help 6579851ca57SDaniel Tang Say Y here if you want kernel low-level debugging support 6589851ca57SDaniel Tang on TI-NSPIRE CX models. 6599851ca57SDaniel Tang 660c26b9993SDaniel Thompson config DEBUG_OMAP1UART1 661c26b9993SDaniel Thompson bool "Kernel low-level debugging via OMAP1 UART1" 662c26b9993SDaniel Thompson depends on ARCH_OMAP1 663c26b9993SDaniel Thompson select DEBUG_UART_8250 664c26b9993SDaniel Thompson help 665c26b9993SDaniel Thompson Say Y here if you want kernel low-level debugging support 666c26b9993SDaniel Thompson on OMAP1 based platforms (except OMAP730) on the UART1. 667c26b9993SDaniel Thompson 668c26b9993SDaniel Thompson config DEBUG_OMAP1UART2 669c26b9993SDaniel Thompson bool "Kernel low-level debugging via OMAP1 UART2" 670c26b9993SDaniel Thompson depends on ARCH_OMAP1 671c26b9993SDaniel Thompson select DEBUG_UART_8250 672c26b9993SDaniel Thompson help 673c26b9993SDaniel Thompson Say Y here if you want kernel low-level debugging support 674c26b9993SDaniel Thompson on OMAP1 based platforms (except OMAP730) on the UART2. 675c26b9993SDaniel Thompson 676c26b9993SDaniel Thompson config DEBUG_OMAP1UART3 677c26b9993SDaniel Thompson bool "Kernel low-level debugging via OMAP1 UART3" 678c26b9993SDaniel Thompson depends on ARCH_OMAP1 679c26b9993SDaniel Thompson select DEBUG_UART_8250 680c26b9993SDaniel Thompson help 681c26b9993SDaniel Thompson Say Y here if you want kernel low-level debugging support 682c26b9993SDaniel Thompson on OMAP1 based platforms (except OMAP730) on the UART3. 683c26b9993SDaniel Thompson 684cce278d2SRussell King config DEBUG_OMAP2UART1 685cce278d2SRussell King bool "OMAP2/3/4 UART1 (omap2/3 sdp boards and some omap3 boards)" 686808b7e07STony Lindgren depends on ARCH_OMAP2PLUS 687d2b310b0STony Lindgren select DEBUG_UART_8250 688808b7e07STony Lindgren help 689cce278d2SRussell King This covers at least h4, 2430sdp, 3430sdp, 3630sdp, 690cce278d2SRussell King omap3 torpedo and 3530 lv som. 691cce278d2SRussell King 692cce278d2SRussell King config DEBUG_OMAP2UART2 693cce278d2SRussell King bool "Kernel low-level debugging messages via OMAP2/3/4 UART2" 694cce278d2SRussell King depends on ARCH_OMAP2PLUS 695d2b310b0STony Lindgren select DEBUG_UART_8250 696cce278d2SRussell King 697cce278d2SRussell King config DEBUG_OMAP2UART3 698cce278d2SRussell King bool "Kernel low-level debugging messages via OMAP2 UART3 (n8x0)" 699cce278d2SRussell King depends on ARCH_OMAP2PLUS 700d2b310b0STony Lindgren select DEBUG_UART_8250 701cce278d2SRussell King 702cce278d2SRussell King config DEBUG_OMAP3UART3 703cce278d2SRussell King bool "Kernel low-level debugging messages via OMAP3 UART3 (most omap3 boards)" 704cce278d2SRussell King depends on ARCH_OMAP2PLUS 705fc23beb8STony Lindgren select DEBUG_UART_8250 706cce278d2SRussell King help 707cce278d2SRussell King This covers at least cm_t3x, beagle, crane, devkit8000, 708cce278d2SRussell King igep00x0, ldp, n900, n9(50), pandora, overo, touchbook, 709cce278d2SRussell King and 3517evm. 710cce278d2SRussell King 711cce278d2SRussell King config DEBUG_OMAP4UART3 712cce278d2SRussell King bool "Kernel low-level debugging messages via OMAP4/5 UART3 (omap4 blaze, panda, omap5 sevm)" 713cce278d2SRussell King depends on ARCH_OMAP2PLUS 714fc23beb8STony Lindgren select DEBUG_UART_8250 715cce278d2SRussell King 716cce278d2SRussell King config DEBUG_OMAP3UART4 717cce278d2SRussell King bool "Kernel low-level debugging messages via OMAP36XX UART4" 718cce278d2SRussell King depends on ARCH_OMAP2PLUS 719fc23beb8STony Lindgren select DEBUG_UART_8250 720cce278d2SRussell King 721cce278d2SRussell King config DEBUG_OMAP4UART4 722cce278d2SRussell King bool "Kernel low-level debugging messages via OMAP4/5 UART4" 723cce278d2SRussell King depends on ARCH_OMAP2PLUS 724fc23beb8STony Lindgren select DEBUG_UART_8250 725cce278d2SRussell King 726c26b9993SDaniel Thompson config DEBUG_OMAP7XXUART1 727c26b9993SDaniel Thompson bool "Kernel low-level debugging via OMAP730 UART1" 728c26b9993SDaniel Thompson depends on ARCH_OMAP730 729c26b9993SDaniel Thompson select DEBUG_UART_8250 730c26b9993SDaniel Thompson help 731c26b9993SDaniel Thompson Say Y here if you want kernel low-level debugging support 732c26b9993SDaniel Thompson on OMAP730 based platforms on the UART1. 733c26b9993SDaniel Thompson 734c26b9993SDaniel Thompson config DEBUG_OMAP7XXUART2 735c26b9993SDaniel Thompson bool "Kernel low-level debugging via OMAP730 UART2" 736c26b9993SDaniel Thompson depends on ARCH_OMAP730 737c26b9993SDaniel Thompson select DEBUG_UART_8250 738c26b9993SDaniel Thompson help 739c26b9993SDaniel Thompson Say Y here if you want kernel low-level debugging support 740c26b9993SDaniel Thompson on OMAP730 based platforms on the UART2. 741c26b9993SDaniel Thompson 742c26b9993SDaniel Thompson config DEBUG_OMAP7XXUART3 743c26b9993SDaniel Thompson bool "Kernel low-level debugging via OMAP730 UART3" 744c26b9993SDaniel Thompson depends on ARCH_OMAP730 745c26b9993SDaniel Thompson select DEBUG_UART_8250 746c26b9993SDaniel Thompson help 747c26b9993SDaniel Thompson Say Y here if you want kernel low-level debugging support 748c26b9993SDaniel Thompson on OMAP730 based platforms on the UART3. 749c26b9993SDaniel Thompson 750cce278d2SRussell King config DEBUG_TI81XXUART1 751cce278d2SRussell King bool "Kernel low-level debugging messages via TI81XX UART1 (ti8148evm)" 752cce278d2SRussell King depends on ARCH_OMAP2PLUS 7532d1f7d2eSTony Lindgren select DEBUG_UART_8250 754cce278d2SRussell King 755cce278d2SRussell King config DEBUG_TI81XXUART2 756cce278d2SRussell King bool "Kernel low-level debugging messages via TI81XX UART2" 757cce278d2SRussell King depends on ARCH_OMAP2PLUS 7582d1f7d2eSTony Lindgren select DEBUG_UART_8250 759cce278d2SRussell King 760cce278d2SRussell King config DEBUG_TI81XXUART3 761cce278d2SRussell King bool "Kernel low-level debugging messages via TI81XX UART3 (ti8168evm)" 762cce278d2SRussell King depends on ARCH_OMAP2PLUS 7632d1f7d2eSTony Lindgren select DEBUG_UART_8250 764cce278d2SRussell King 765cce278d2SRussell King config DEBUG_AM33XXUART1 766cce278d2SRussell King bool "Kernel low-level debugging messages via AM33XX UART1" 767cce278d2SRussell King depends on ARCH_OMAP2PLUS 76851ef7003STony Lindgren select DEBUG_UART_8250 769cce278d2SRussell King 770cce278d2SRussell King config DEBUG_ZOOM_UART 771cce278d2SRussell King bool "Kernel low-level debugging messages via Zoom2/3 UART" 772cce278d2SRussell King depends on ARCH_OMAP2PLUS 773cce278d2SRussell King select DEBUG_OMAP2PLUS_UART 774808b7e07STony Lindgren 77559bba2a9SRob Herring config DEBUG_PICOXCELL_UART 77659bba2a9SRob Herring depends on ARCH_PICOXCELL 77759bba2a9SRob Herring bool "Use PicoXcell UART for low-level debug" 7780b4cccbeSRussell King select DEBUG_UART_8250 77959bba2a9SRob Herring help 78059bba2a9SRob Herring Say Y here if you want kernel low-level debugging support 78159bba2a9SRob Herring on PicoXcell based platforms. 78259bba2a9SRob Herring 7830a43cd3bSHaojian Zhuang config DEBUG_PXA_UART1 7840a43cd3bSHaojian Zhuang depends on ARCH_PXA 7850a43cd3bSHaojian Zhuang bool "Use PXA UART1 for low-level debug" 7864a003647SRussell King select DEBUG_UART_8250 7870a43cd3bSHaojian Zhuang help 7880a43cd3bSHaojian Zhuang Say Y here if you want kernel low-level debugging support 7890a43cd3bSHaojian Zhuang on PXA UART1. 7900a43cd3bSHaojian Zhuang 7911dc93416SArnd Bergmann config DEBUG_QCOM_UARTDM 7921dc93416SArnd Bergmann bool "Kernel low-level debugging messages via QCOM UARTDM" 7931dc93416SArnd Bergmann depends on ARCH_QCOM 7941dc93416SArnd Bergmann help 7951dc93416SArnd Bergmann Say Y here if you want the debug print routines to direct 7961dc93416SArnd Bergmann their output to the serial port on Qualcomm devices. 7971dc93416SArnd Bergmann 7981dc93416SArnd Bergmann ARCH DEBUG_UART_PHYS DEBUG_UART_VIRT 7991dc93416SArnd Bergmann APQ8064 0x16640000 0xf0040000 8001dc93416SArnd Bergmann APQ8084 0xf995e000 0xfa75e000 8017b87fe94SChristian Lamparter IPQ4019 0x078af000 0xf78af000 8021dc93416SArnd Bergmann MSM8X60 0x19c40000 0xf0040000 8031dc93416SArnd Bergmann MSM8960 0x16440000 0xf0040000 8041dc93416SArnd Bergmann MSM8974 0xf991e000 0xfa71e000 8051dc93416SArnd Bergmann 8061dc93416SArnd Bergmann Please adjust DEBUG_UART_PHYS and DEBUG_UART_BASE configuration 8071dc93416SArnd Bergmann options based on your needs. 8081dc93416SArnd Bergmann 809e76f4750SRussell King config DEBUG_REALVIEW_STD_PORT 810e76f4750SRussell King bool "RealView Default UART" 811e76f4750SRussell King depends on ARCH_REALVIEW 8125c972af4SRussell King select DEBUG_UART_PL01X 813e76f4750SRussell King help 814e76f4750SRussell King Say Y here if you want the debug print routines to direct 815e76f4750SRussell King their output to the serial port on RealView EB, PB11MP, PBA8 816e76f4750SRussell King and PBX platforms. 817e76f4750SRussell King 818e76f4750SRussell King config DEBUG_REALVIEW_PB1176_PORT 819e76f4750SRussell King bool "RealView PB1176 UART" 820e76f4750SRussell King depends on MACH_REALVIEW_PB1176 8215c972af4SRussell King select DEBUG_UART_PL01X 822e76f4750SRussell King help 823e76f4750SRussell King Say Y here if you want the debug print routines to direct 824e76f4750SRussell King their output to the standard serial port on the RealView 825e76f4750SRussell King PB1176 platform. 826e76f4750SRussell King 827a3b882f9SAndy Yan config DEBUG_RV1108_UART0 828a3b882f9SAndy Yan bool "Kernel low-level debugging messages via Rockchip RV1108 UART0" 829a3b882f9SAndy Yan depends on ARCH_ROCKCHIP 830a3b882f9SAndy Yan select DEBUG_UART_8250 831a3b882f9SAndy Yan help 832a3b882f9SAndy Yan Say Y here if you want kernel low-level debugging support 833a3b882f9SAndy Yan on Rockchip RV1108 based platforms. 834a3b882f9SAndy Yan 835a3b882f9SAndy Yan config DEBUG_RV1108_UART1 836a3b882f9SAndy Yan bool "Kernel low-level debugging messages via Rockchip RV1108 UART1" 837a3b882f9SAndy Yan depends on ARCH_ROCKCHIP 838a3b882f9SAndy Yan select DEBUG_UART_8250 839a3b882f9SAndy Yan help 840a3b882f9SAndy Yan Say Y here if you want kernel low-level debugging support 841a3b882f9SAndy Yan on Rockchip RV1108 based platforms. 842a3b882f9SAndy Yan 843a3b882f9SAndy Yan config DEBUG_RV1108_UART2 844a3b882f9SAndy Yan bool "Kernel low-level debugging messages via Rockchip RV1108 UART2" 845a3b882f9SAndy Yan depends on ARCH_ROCKCHIP 846a3b882f9SAndy Yan select DEBUG_UART_8250 847a3b882f9SAndy Yan help 848a3b882f9SAndy Yan Say Y here if you want kernel low-level debugging support 849a3b882f9SAndy Yan on Rockchip RV1108 based platforms. 850a3b882f9SAndy Yan 851cce278d2SRussell King config DEBUG_RK29_UART0 852cce278d2SRussell King bool "Kernel low-level debugging messages via Rockchip RK29 UART0" 85338bd6892SHeiko Stuebner depends on ARCH_ROCKCHIP 8544a003647SRussell King select DEBUG_UART_8250 855cce278d2SRussell King help 856cce278d2SRussell King Say Y here if you want kernel low-level debugging support 857cce278d2SRussell King on Rockchip based platforms. 858cce278d2SRussell King 859cce278d2SRussell King config DEBUG_RK29_UART1 860cce278d2SRussell King bool "Kernel low-level debugging messages via Rockchip RK29 UART1" 861cce278d2SRussell King depends on ARCH_ROCKCHIP 8624a003647SRussell King select DEBUG_UART_8250 863cce278d2SRussell King help 864cce278d2SRussell King Say Y here if you want kernel low-level debugging support 865cce278d2SRussell King on Rockchip based platforms. 866cce278d2SRussell King 867cce278d2SRussell King config DEBUG_RK29_UART2 868cce278d2SRussell King bool "Kernel low-level debugging messages via Rockchip RK29 UART2" 869cce278d2SRussell King depends on ARCH_ROCKCHIP 8704a003647SRussell King select DEBUG_UART_8250 871cce278d2SRussell King help 872cce278d2SRussell King Say Y here if you want kernel low-level debugging support 873cce278d2SRussell King on Rockchip based platforms. 874cce278d2SRussell King 875cce278d2SRussell King config DEBUG_RK3X_UART0 876aa9c4f74SHeiko Stuebner bool "Kernel low-level debugging messages via Rockchip RK30/RK31 UART0" 877cce278d2SRussell King depends on ARCH_ROCKCHIP 8784a003647SRussell King select DEBUG_UART_8250 879cce278d2SRussell King help 880cce278d2SRussell King Say Y here if you want kernel low-level debugging support 881cce278d2SRussell King on Rockchip based platforms. 882cce278d2SRussell King 883cce278d2SRussell King config DEBUG_RK3X_UART1 884aa9c4f74SHeiko Stuebner bool "Kernel low-level debugging messages via Rockchip RK30/RK31 UART1" 885cce278d2SRussell King depends on ARCH_ROCKCHIP 8864a003647SRussell King select DEBUG_UART_8250 887cce278d2SRussell King help 888cce278d2SRussell King Say Y here if you want kernel low-level debugging support 889cce278d2SRussell King on Rockchip based platforms. 890cce278d2SRussell King 891cce278d2SRussell King config DEBUG_RK3X_UART2 892aa9c4f74SHeiko Stuebner bool "Kernel low-level debugging messages via Rockchip RK30/RK31 UART2" 893cce278d2SRussell King depends on ARCH_ROCKCHIP 8944a003647SRussell King select DEBUG_UART_8250 895cce278d2SRussell King help 896cce278d2SRussell King Say Y here if you want kernel low-level debugging support 897cce278d2SRussell King on Rockchip based platforms. 898cce278d2SRussell King 899cce278d2SRussell King config DEBUG_RK3X_UART3 900aa9c4f74SHeiko Stuebner bool "Kernel low-level debugging messages via Rockchip RK30/RK31 UART3" 901cce278d2SRussell King depends on ARCH_ROCKCHIP 9024a003647SRussell King select DEBUG_UART_8250 90338bd6892SHeiko Stuebner help 90438bd6892SHeiko Stuebner Say Y here if you want kernel low-level debugging support 90538bd6892SHeiko Stuebner on Rockchip based platforms. 90638bd6892SHeiko Stuebner 907efd02ee9SHeiko Stuebner config DEBUG_RK32_UART2 908efd02ee9SHeiko Stuebner bool "Kernel low-level debugging messages via Rockchip RK32 UART2" 909efd02ee9SHeiko Stuebner depends on ARCH_ROCKCHIP 910efd02ee9SHeiko Stuebner select DEBUG_UART_8250 911efd02ee9SHeiko Stuebner help 912efd02ee9SHeiko Stuebner Say Y here if you want kernel low-level debugging support 913efd02ee9SHeiko Stuebner on Rockchip RK32xx based platforms. 914efd02ee9SHeiko Stuebner 9157a2071c5SGeert Uytterhoeven config DEBUG_R7S72100_SCIF2 9167a2071c5SGeert Uytterhoeven bool "Kernel low-level debugging messages via SCIF2 on R7S72100" 9177a2071c5SGeert Uytterhoeven depends on ARCH_R7S72100 9187a2071c5SGeert Uytterhoeven help 9197a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 9207a2071c5SGeert Uytterhoeven via SCIF2 on Renesas RZ/A1H (R7S72100). 9217a2071c5SGeert Uytterhoeven 9227a2071c5SGeert Uytterhoeven config DEBUG_RCAR_GEN1_SCIF0 9237a2071c5SGeert Uytterhoeven bool "Kernel low-level debugging messages via SCIF0 on R8A7778" 9247a2071c5SGeert Uytterhoeven depends on ARCH_R8A7778 9257a2071c5SGeert Uytterhoeven help 9267a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 9277a2071c5SGeert Uytterhoeven via SCIF0 on Renesas R-Car M1A (R8A7778). 9287a2071c5SGeert Uytterhoeven 9297a2071c5SGeert Uytterhoeven config DEBUG_RCAR_GEN1_SCIF2 9307a2071c5SGeert Uytterhoeven bool "Kernel low-level debugging messages via SCIF2 on R8A7779" 9317a2071c5SGeert Uytterhoeven depends on ARCH_R8A7779 9327a2071c5SGeert Uytterhoeven help 9337a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 9347a2071c5SGeert Uytterhoeven via SCIF2 on Renesas R-Car H1 (R8A7779). 9357a2071c5SGeert Uytterhoeven 9367a2071c5SGeert Uytterhoeven config DEBUG_RCAR_GEN2_SCIF0 937fcfbb6f1SChris Paterson bool "Kernel low-level debugging messages via SCIF0 on R-Car Gen2 and RZ/G1" 938fcfbb6f1SChris Paterson depends on ARCH_R8A7743 || ARCH_R8A7790 || ARCH_R8A7791 || \ 939fcfbb6f1SChris Paterson ARCH_R8A7792 || ARCH_R8A7793 9407a2071c5SGeert Uytterhoeven help 9417a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 942fcfbb6f1SChris Paterson via SCIF0 on Renesas RZ/G1M (R8A7743), R-Car H2 (R8A7790), 943fcfbb6f1SChris Paterson M2-W (R8A7791), V2H (R8A7792), or M2-N (R8A7793). 9447a2071c5SGeert Uytterhoeven 9457a2071c5SGeert Uytterhoeven config DEBUG_RCAR_GEN2_SCIF2 9467a2071c5SGeert Uytterhoeven bool "Kernel low-level debugging messages via SCIF2 on R8A7794" 9477a2071c5SGeert Uytterhoeven depends on ARCH_R8A7794 9487a2071c5SGeert Uytterhoeven help 9497a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 9507a2071c5SGeert Uytterhoeven via SCIF2 on Renesas R-Car E2 (R8A7794). 9517a2071c5SGeert Uytterhoeven 9528e5f2d65SFabrizio Castro config DEBUG_RCAR_GEN2_SCIF4 9538e5f2d65SFabrizio Castro bool "Kernel low-level debugging messages via SCIF4 on R8A7745" 9548e5f2d65SFabrizio Castro depends on ARCH_R8A7745 9558e5f2d65SFabrizio Castro help 9568e5f2d65SFabrizio Castro Say Y here if you want kernel low-level debugging support 9578e5f2d65SFabrizio Castro via SCIF4 on Renesas RZ/G1E (R8A7745). 9588e5f2d65SFabrizio Castro 9597a2071c5SGeert Uytterhoeven config DEBUG_RMOBILE_SCIFA0 96059b89af1SMagnus Damm bool "Kernel low-level debugging messages via SCIFA0 on R8A73A4" 96159b89af1SMagnus Damm depends on ARCH_R8A73A4 9627a2071c5SGeert Uytterhoeven help 9637a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 96459b89af1SMagnus Damm via SCIFA0 on Renesas R-Mobile APE6 (R8A73A4). 9657a2071c5SGeert Uytterhoeven 9667a2071c5SGeert Uytterhoeven config DEBUG_RMOBILE_SCIFA1 9677a2071c5SGeert Uytterhoeven bool "Kernel low-level debugging messages via SCIFA1 on R8A7740" 9687a2071c5SGeert Uytterhoeven depends on ARCH_R8A7740 9697a2071c5SGeert Uytterhoeven help 9707a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 9717a2071c5SGeert Uytterhoeven via SCIFA1 on Renesas R-Mobile A1 (R8A7740). 9727a2071c5SGeert Uytterhoeven 9737a2071c5SGeert Uytterhoeven config DEBUG_RMOBILE_SCIFA4 9747a2071c5SGeert Uytterhoeven bool "Kernel low-level debugging messages via SCIFA4 on SH73A0" 9757a2071c5SGeert Uytterhoeven depends on ARCH_SH73A0 9767a2071c5SGeert Uytterhoeven help 9777a2071c5SGeert Uytterhoeven Say Y here if you want kernel low-level debugging support 9787a2071c5SGeert Uytterhoeven via SCIFA4 on Renesas SH-Mobile AG5 (SH73A0). 9797a2071c5SGeert Uytterhoeven 980e76f4750SRussell King config DEBUG_S3C_UART0 981e76f4750SRussell King depends on PLAT_SAMSUNG 982a2e40710SArnd Bergmann select DEBUG_EXYNOS_UART if ARCH_EXYNOS 9831899de28SHeiko Stuebner select DEBUG_S3C24XX_UART if ARCH_S3C24XX 984bb08dea1SArnd Bergmann select DEBUG_S3C64XX_UART if ARCH_S3C64XX 9857bab7d9eSTomasz Figa select DEBUG_S5PV210_UART if ARCH_S5PV210 9865cc8a016SSachin Kamat bool "Use Samsung S3C UART 0 for low-level debug" 987e76f4750SRussell King help 988e76f4750SRussell King Say Y here if you want the debug print routines to direct 989e76f4750SRussell King their output to UART 0. The port must have been initialised 990e76f4750SRussell King by the boot-loader before use. 991e76f4750SRussell King 992e76f4750SRussell King config DEBUG_S3C_UART1 993e76f4750SRussell King depends on PLAT_SAMSUNG 994a2e40710SArnd Bergmann select DEBUG_EXYNOS_UART if ARCH_EXYNOS 9951899de28SHeiko Stuebner select DEBUG_S3C24XX_UART if ARCH_S3C24XX 996bb08dea1SArnd Bergmann select DEBUG_S3C64XX_UART if ARCH_S3C64XX 9977bab7d9eSTomasz Figa select DEBUG_S5PV210_UART if ARCH_S5PV210 9985cc8a016SSachin Kamat bool "Use Samsung S3C UART 1 for low-level debug" 999e76f4750SRussell King help 1000e76f4750SRussell King Say Y here if you want the debug print routines to direct 1001e76f4750SRussell King their output to UART 1. The port must have been initialised 1002e76f4750SRussell King by the boot-loader before use. 1003e76f4750SRussell King 1004e76f4750SRussell King config DEBUG_S3C_UART2 1005e76f4750SRussell King depends on PLAT_SAMSUNG 1006a2e40710SArnd Bergmann select DEBUG_EXYNOS_UART if ARCH_EXYNOS 10071899de28SHeiko Stuebner select DEBUG_S3C24XX_UART if ARCH_S3C24XX 1008bb08dea1SArnd Bergmann select DEBUG_S3C64XX_UART if ARCH_S3C64XX 10097bab7d9eSTomasz Figa select DEBUG_S5PV210_UART if ARCH_S5PV210 10105cc8a016SSachin Kamat bool "Use Samsung S3C UART 2 for low-level debug" 1011e76f4750SRussell King help 1012e76f4750SRussell King Say Y here if you want the debug print routines to direct 1013e76f4750SRussell King their output to UART 2. The port must have been initialised 1014e76f4750SRussell King by the boot-loader before use. 1015e76f4750SRussell King 10165fa23ddeSOlof Johansson config DEBUG_S3C_UART3 10177bab7d9eSTomasz Figa depends on PLAT_SAMSUNG && (ARCH_EXYNOS || ARCH_S5PV210) 10187bab7d9eSTomasz Figa select DEBUG_EXYNOS_UART if ARCH_EXYNOS 1019bb08dea1SArnd Bergmann select DEBUG_S3C64XX_UART if ARCH_S3C64XX 10207bab7d9eSTomasz Figa select DEBUG_S5PV210_UART if ARCH_S5PV210 10215cc8a016SSachin Kamat bool "Use Samsung S3C UART 3 for low-level debug" 10225fa23ddeSOlof Johansson help 10235fa23ddeSOlof Johansson Say Y here if you want the debug print routines to direct 10245fa23ddeSOlof Johansson their output to UART 3. The port must have been initialised 10255fa23ddeSOlof Johansson by the boot-loader before use. 10265fa23ddeSOlof Johansson 1027daf67dfcSHeiko Stuebner config DEBUG_S3C2410_UART0 1028daf67dfcSHeiko Stuebner depends on ARCH_S3C24XX 1029daf67dfcSHeiko Stuebner select DEBUG_S3C2410_UART 1030daf67dfcSHeiko Stuebner bool "Use S3C2410/S3C2412 UART 0 for low-level debug" 1031daf67dfcSHeiko Stuebner help 1032daf67dfcSHeiko Stuebner Say Y here if you want the debug print routines to direct 1033daf67dfcSHeiko Stuebner their output to UART 0. The port must have been initialised 1034daf67dfcSHeiko Stuebner by the boot-loader before use. 1035daf67dfcSHeiko Stuebner 1036daf67dfcSHeiko Stuebner config DEBUG_S3C2410_UART1 1037daf67dfcSHeiko Stuebner depends on ARCH_S3C24XX 1038daf67dfcSHeiko Stuebner select DEBUG_S3C2410_UART 1039daf67dfcSHeiko Stuebner bool "Use S3C2410/S3C2412 UART 1 for low-level debug" 1040daf67dfcSHeiko Stuebner help 1041daf67dfcSHeiko Stuebner Say Y here if you want the debug print routines to direct 1042daf67dfcSHeiko Stuebner their output to UART 1. The port must have been initialised 1043daf67dfcSHeiko Stuebner by the boot-loader before use. 1044daf67dfcSHeiko Stuebner 1045daf67dfcSHeiko Stuebner config DEBUG_S3C2410_UART2 1046daf67dfcSHeiko Stuebner depends on ARCH_S3C24XX 1047daf67dfcSHeiko Stuebner select DEBUG_S3C2410_UART 1048daf67dfcSHeiko Stuebner bool "Use S3C2410/S3C2412 UART 2 for low-level debug" 1049daf67dfcSHeiko Stuebner help 1050daf67dfcSHeiko Stuebner Say Y here if you want the debug print routines to direct 1051daf67dfcSHeiko Stuebner their output to UART 2. The port must have been initialised 1052daf67dfcSHeiko Stuebner by the boot-loader before use. 1053daf67dfcSHeiko Stuebner 1054e6131fa3SDmitry Eremin-Solenikov config DEBUG_SA1100 1055e6131fa3SDmitry Eremin-Solenikov depends on ARCH_SA1100 1056e6131fa3SDmitry Eremin-Solenikov bool "Use SA1100 UARTs for low-level debug" 1057e6131fa3SDmitry Eremin-Solenikov help 1058e6131fa3SDmitry Eremin-Solenikov Say Y here if you want kernel low-level debugging support 1059e6131fa3SDmitry Eremin-Solenikov on SA-11x0 UART ports. The kernel will check for the first 1060e6131fa3SDmitry Eremin-Solenikov enabled UART in a sequence 3-1-2. 1061e6131fa3SDmitry Eremin-Solenikov 1062de73c162SDinh Nguyen config DEBUG_SOCFPGA_UART0 10636111bf7cSRob Herring depends on ARCH_SOCFPGA 1064de73c162SDinh Nguyen bool "Use SOCFPGA UART0 for low-level debug" 10650b4cccbeSRussell King select DEBUG_UART_8250 10666111bf7cSRob Herring help 10676111bf7cSRob Herring Say Y here if you want kernel low-level debugging support 1068de73c162SDinh Nguyen on SOCFPGA(Cyclone 5 and Arria 5) based platforms. 1069de73c162SDinh Nguyen 1070de73c162SDinh Nguyen config DEBUG_SOCFPGA_UART1 1071de73c162SDinh Nguyen depends on ARCH_SOCFPGA 1072de73c162SDinh Nguyen bool "Use SOCFPGA UART1 for low-level debug" 1073de73c162SDinh Nguyen select DEBUG_UART_8250 1074de73c162SDinh Nguyen help 1075de73c162SDinh Nguyen Say Y here if you want kernel low-level debugging support 1076de73c162SDinh Nguyen on SOCFPGA(Arria 10) based platforms. 1077de73c162SDinh Nguyen 10786111bf7cSRob Herring 1079d4da889aSChen-Yu Tsai config DEBUG_SUN9I_UART0 1080d4da889aSChen-Yu Tsai bool "Kernel low-level debugging messages via sun9i UART0" 1081d4da889aSChen-Yu Tsai depends on MACH_SUN9I 1082d4da889aSChen-Yu Tsai select DEBUG_UART_8250 1083d4da889aSChen-Yu Tsai help 1084d4da889aSChen-Yu Tsai Say Y here if you want kernel low-level debugging support 1085d4da889aSChen-Yu Tsai on Allwinner A80 based platforms on the UART0. 1086d4da889aSChen-Yu Tsai 1087aa25115aSStefan Roese config DEBUG_SUNXI_UART0 1088aa25115aSStefan Roese bool "Kernel low-level debugging messages via sunXi UART0" 1089aa25115aSStefan Roese depends on ARCH_SUNXI 10904a003647SRussell King select DEBUG_UART_8250 1091aa25115aSStefan Roese help 1092aa25115aSStefan Roese Say Y here if you want kernel low-level debugging support 1093aa25115aSStefan Roese on Allwinner A1X based platforms on the UART0. 1094aa25115aSStefan Roese 1095cb84fa18SMaxime Ripard config DEBUG_SUNXI_UART1 1096cb84fa18SMaxime Ripard bool "Kernel low-level debugging messages via sunXi UART1" 1097cb84fa18SMaxime Ripard depends on ARCH_SUNXI 10984a003647SRussell King select DEBUG_UART_8250 1099cb84fa18SMaxime Ripard help 1100cb84fa18SMaxime Ripard Say Y here if you want kernel low-level debugging support 1101cb84fa18SMaxime Ripard on Allwinner A1X based platforms on the UART1. 1102cb84fa18SMaxime Ripard 1103c4718543SChen-Yu Tsai config DEBUG_SUNXI_R_UART 1104c4718543SChen-Yu Tsai bool "Kernel low-level debugging messages via sunXi R_UART" 1105c4718543SChen-Yu Tsai depends on MACH_SUN6I || MACH_SUN8I 1106c4718543SChen-Yu Tsai select DEBUG_UART_8250 1107c4718543SChen-Yu Tsai help 1108c4718543SChen-Yu Tsai Say Y here if you want kernel low-level debugging support 1109c4718543SChen-Yu Tsai on Allwinner A31/A23 based platforms on the R_UART. 1110c4718543SChen-Yu Tsai 11117f46a107SBarry Song config DEBUG_SIRFPRIMA2_UART1 11127f46a107SBarry Song bool "Kernel low-level debugging messages via SiRFprimaII UART1" 11137f46a107SBarry Song depends on ARCH_PRIMA2 111401ea63d9SGuo Zeng select DEBUG_SIRFSOC_UART 11157f46a107SBarry Song help 11167f46a107SBarry Song Say Y here if you want the debug print routines to direct 11177f46a107SBarry Song their output to the uart1 port on SiRFprimaII devices. 11187f46a107SBarry Song 111901ea63d9SGuo Zeng config DEBUG_SIRFATLAS7_UART0 112001ea63d9SGuo Zeng bool "Kernel low-level debugging messages via SiRFatlas7 UART0" 112101ea63d9SGuo Zeng depends on ARCH_ATLAS7 112201ea63d9SGuo Zeng select DEBUG_SIRFSOC_UART 11237f46a107SBarry Song help 11247f46a107SBarry Song Say Y here if you want the debug print routines to direct 112501ea63d9SGuo Zeng their output to the uart0 port on SiRFATLAS7 devices.The uart0 112601ea63d9SGuo Zeng is used on SiRFATLAS7 as a extra debug port.sometimes an extra 112701ea63d9SGuo Zeng debug port can be very useful. 112801ea63d9SGuo Zeng 112901ea63d9SGuo Zeng config DEBUG_SIRFATLAS7_UART1 113001ea63d9SGuo Zeng bool "Kernel low-level debugging messages via SiRFatlas7 UART1" 113101ea63d9SGuo Zeng depends on ARCH_ATLAS7 113201ea63d9SGuo Zeng select DEBUG_SIRFSOC_UART 113301ea63d9SGuo Zeng help 113401ea63d9SGuo Zeng Say Y here if you want the debug print routines to direct 113501ea63d9SGuo Zeng their output to the uart1 port on SiRFATLAS7 devices. 11367f46a107SBarry Song 1137375d84cfSArnd Bergmann config DEBUG_SPEAR3XX 1138375d84cfSArnd Bergmann bool "Kernel low-level debugging messages via ST SPEAr 3xx/6xx UART" 1139375d84cfSArnd Bergmann depends on ARCH_SPEAR3XX || ARCH_SPEAR6XX 1140375d84cfSArnd Bergmann select DEBUG_UART_PL01X 1141375d84cfSArnd Bergmann help 1142375d84cfSArnd Bergmann Say Y here if you want kernel low-level debugging support 1143375d84cfSArnd Bergmann on ST SPEAr based platforms. 1144375d84cfSArnd Bergmann 1145375d84cfSArnd Bergmann config DEBUG_SPEAR13XX 1146375d84cfSArnd Bergmann bool "Kernel low-level debugging messages via ST SPEAr 13xx UART" 1147375d84cfSArnd Bergmann depends on ARCH_SPEAR13XX 1148375d84cfSArnd Bergmann select DEBUG_UART_PL01X 1149375d84cfSArnd Bergmann help 1150375d84cfSArnd Bergmann Say Y here if you want kernel low-level debugging support 1151375d84cfSArnd Bergmann on ST SPEAr13xx based platforms. 1152375d84cfSArnd Bergmann 1153cce278d2SRussell King config STIH41X_DEBUG_ASC2 1154cce278d2SRussell King bool "Use StiH415/416 ASC2 UART for low-level debug" 11555562b800SArnd Bergmann depends on ARCH_STI 1156cce278d2SRussell King select DEBUG_STI_UART 11575562b800SArnd Bergmann help 11585562b800SArnd Bergmann Say Y here if you want kernel low-level debugging support 1159cce278d2SRussell King on STiH415/416 based platforms like b2000, which has 1160cce278d2SRussell King default UART wired up to ASC2. 1161cce278d2SRussell King 1162cce278d2SRussell King If unsure, say N. 1163cce278d2SRussell King 1164cce278d2SRussell King config STIH41X_DEBUG_SBC_ASC1 1165cce278d2SRussell King bool "Use StiH415/416 SBC ASC1 UART for low-level debug" 1166cce278d2SRussell King depends on ARCH_STI 1167cce278d2SRussell King select DEBUG_STI_UART 1168cce278d2SRussell King help 1169cce278d2SRussell King Say Y here if you want kernel low-level debugging support 1170cce278d2SRussell King on STiH415/416 based platforms like b2020. which has 1171cce278d2SRussell King default UART wired up to SBC ASC1. 11725562b800SArnd Bergmann 11735562b800SArnd Bergmann If unsure, say N. 11745562b800SArnd Bergmann 11751da177e4SLinus Torvalds config TEGRA_DEBUG_UART_AUTO_ODMDATA 11761da177e4SLinus Torvalds bool "Kernel low-level debugging messages via Tegra UART via ODMDATA" 11771da177e4SLinus Torvalds depends on ARCH_TEGRA 11781da177e4SLinus Torvalds select DEBUG_TEGRA_UART 11791da177e4SLinus Torvalds help 11801da177e4SLinus Torvalds Automatically determines which UART to use for low-level 11811da177e4SLinus Torvalds debug based on the ODMDATA value. This value is part of 11821da177e4SLinus Torvalds the BCT, and is written to the boot memory device using 11831da177e4SLinus Torvalds nvflash, or other flashing tool. When bits 19:18 are 3, 11841da177e4SLinus Torvalds then bits 17:15 indicate which UART to use; 0/1/2/3/4 11851da177e4SLinus Torvalds are UART A/B/C/D/E. 11861da177e4SLinus Torvalds 11871da177e4SLinus Torvalds config TEGRA_DEBUG_UARTA 11881da177e4SLinus Torvalds bool "Kernel low-level debugging messages via Tegra UART A" 11891da177e4SLinus Torvalds depends on ARCH_TEGRA 11901da177e4SLinus Torvalds select DEBUG_TEGRA_UART 11911da177e4SLinus Torvalds help 11921da177e4SLinus Torvalds Say Y here if you want kernel low-level debugging support 11931da177e4SLinus Torvalds on Tegra based platforms. 11941da177e4SLinus Torvalds 11951da177e4SLinus Torvalds config TEGRA_DEBUG_UARTB 11961da177e4SLinus Torvalds bool "Kernel low-level debugging messages via Tegra UART B" 11971da177e4SLinus Torvalds depends on ARCH_TEGRA 11981da177e4SLinus Torvalds select DEBUG_TEGRA_UART 11991da177e4SLinus Torvalds help 12001da177e4SLinus Torvalds Say Y here if you want kernel low-level debugging support 12011da177e4SLinus Torvalds on Tegra based platforms. 12021da177e4SLinus Torvalds 12031da177e4SLinus Torvalds config TEGRA_DEBUG_UARTC 12041da177e4SLinus Torvalds bool "Kernel low-level debugging messages via Tegra UART C" 12051da177e4SLinus Torvalds depends on ARCH_TEGRA 12061da177e4SLinus Torvalds select DEBUG_TEGRA_UART 12071da177e4SLinus Torvalds help 1208e76f4750SRussell King Say Y here if you want kernel low-level debugging support 1209e76f4750SRussell King on Tegra based platforms. 1210e76f4750SRussell King 1211e76f4750SRussell King config TEGRA_DEBUG_UARTD 1212e76f4750SRussell King bool "Kernel low-level debugging messages via Tegra UART D" 1213e76f4750SRussell King depends on ARCH_TEGRA 1214e76f4750SRussell King select DEBUG_TEGRA_UART 1215e76f4750SRussell King help 1216e76f4750SRussell King Say Y here if you want kernel low-level debugging support 1217e76f4750SRussell King on Tegra based platforms. 1218e76f4750SRussell King 1219e76f4750SRussell King config TEGRA_DEBUG_UARTE 1220e76f4750SRussell King bool "Kernel low-level debugging messages via Tegra UART E" 1221e76f4750SRussell King depends on ARCH_TEGRA 1222e76f4750SRussell King select DEBUG_TEGRA_UART 1223e76f4750SRussell King help 1224e76f4750SRussell King Say Y here if you want kernel low-level debugging support 1225e76f4750SRussell King on Tegra based platforms. 1226e76f4750SRussell King 1227dd324da7SLinus Walleij config DEBUG_U300_UART 1228dd324da7SLinus Walleij bool "Kernel low-level debugging messages via U300 UART0" 1229dd324da7SLinus Walleij depends on ARCH_U300 12305c972af4SRussell King select DEBUG_UART_PL01X 1231dd324da7SLinus Walleij help 1232dd324da7SLinus Walleij Say Y here if you want the debug print routines to direct 1233dd324da7SLinus Walleij their output to the uart port on U300 devices. 1234dd324da7SLinus Walleij 1235f87b95ddSLinus Walleij config DEBUG_UX500_UART 1236f87b95ddSLinus Walleij depends on ARCH_U8500 1237f87b95ddSLinus Walleij bool "Use Ux500 UART for low-level debug" 1238f87b95ddSLinus Walleij help 1239f87b95ddSLinus Walleij Say Y here if you want kernel low-level debugging support 1240f87b95ddSLinus Walleij on Ux500 based platforms. 1241f87b95ddSLinus Walleij 12424db22c10SArnd Bergmann config DEBUG_VERSATILE 12434db22c10SArnd Bergmann bool "Kernel low-level debugging messages via ARM Versatile UART" 12444db22c10SArnd Bergmann depends on ARCH_VERSATILE 12454db22c10SArnd Bergmann select DEBUG_UART_PL01X 1246d6682085SMatthias Brugger help 1247d6682085SMatthias Brugger Say Y here if you want kernel low-level debugging support 12484db22c10SArnd Bergmann on ARM Versatile platforms. 124965ec48c0SJoe.C 12501b820eafSPawel Moll config DEBUG_VEXPRESS_UART0_DETECT 12511b820eafSPawel Moll bool "Autodetect UART0 on Versatile Express Cortex-A core tiles" 12521b820eafSPawel Moll depends on ARCH_VEXPRESS && CPU_CP15_MMU 12531b820eafSPawel Moll help 12541b820eafSPawel Moll This option enables a simple heuristic which tries to determine 12551b820eafSPawel Moll the motherboard's memory map variant (original or RS1) and then 12561b820eafSPawel Moll choose the relevant UART0 base address. 12571b820eafSPawel Moll 12581b820eafSPawel Moll Note that this will only work with standard A-class core tiles, 12591b820eafSPawel Moll and may fail with non-standard SMM or custom software models. 12601b820eafSPawel Moll 12611b820eafSPawel Moll config DEBUG_VEXPRESS_UART0_CA9 12621b820eafSPawel Moll bool "Use PL011 UART0 at 0x10009000 (V2P-CA9 core tile)" 12631b820eafSPawel Moll depends on ARCH_VEXPRESS 12645c972af4SRussell King select DEBUG_UART_PL01X 12651b820eafSPawel Moll help 12661b820eafSPawel Moll This option selects UART0 at 0x10009000. Except for custom models, 12671b820eafSPawel Moll this applies only to the V2P-CA9 tile. 12681b820eafSPawel Moll 12691b820eafSPawel Moll config DEBUG_VEXPRESS_UART0_RS1 12701b820eafSPawel Moll bool "Use PL011 UART0 at 0x1c090000 (RS1 complaint tiles)" 12711b820eafSPawel Moll depends on ARCH_VEXPRESS 12725c972af4SRussell King select DEBUG_UART_PL01X 12731b820eafSPawel Moll help 12741b820eafSPawel Moll This option selects UART0 at 0x1c090000. This applies to most 12751b820eafSPawel Moll of the tiles using the RS1 memory map, including all new A-class 12761b820eafSPawel Moll core tiles, FPGA-based SMMs and software models. 12771b820eafSPawel Moll 1278ed18bdc8SJonathan Austin config DEBUG_VEXPRESS_UART0_CRX 1279ed18bdc8SJonathan Austin bool "Use PL011 UART0 at 0xb0090000 (Cortex-R compliant tiles)" 1280ed18bdc8SJonathan Austin depends on ARCH_VEXPRESS && !MMU 12815c972af4SRussell King select DEBUG_UART_PL01X 1282ed18bdc8SJonathan Austin help 1283ed18bdc8SJonathan Austin This option selects UART0 at 0xb0090000. This is appropriate for 1284ed18bdc8SJonathan Austin Cortex-R series tiles and SMMs, such as Cortex-R5 and Cortex-R7 1285ed18bdc8SJonathan Austin 12861dc93416SArnd Bergmann config DEBUG_VF_UART 12871dc93416SArnd Bergmann bool "Vybrid UART" 12881dc93416SArnd Bergmann depends on SOC_VF610 12891dc93416SArnd Bergmann help 12901dc93416SArnd Bergmann Say Y here if you want kernel low-level debugging support 12911dc93416SArnd Bergmann on Vybrid based platforms. 12921dc93416SArnd Bergmann 1293b61a2722STony Prisk config DEBUG_VT8500_UART0 1294b61a2722STony Prisk bool "Use UART0 on VIA/Wondermedia SoCs" 1295b61a2722STony Prisk depends on ARCH_VT8500 1296b61a2722STony Prisk help 1297b61a2722STony Prisk This option selects UART0 on VIA/Wondermedia System-on-a-chip 1298b61a2722STony Prisk devices, including VT8500, WM8505, WM8650 and WM8850. 1299b61a2722STony Prisk 13001dc93416SArnd Bergmann config DEBUG_ZTE_ZX 13011dc93416SArnd Bergmann bool "Use ZTE ZX UART" 13021dc93416SArnd Bergmann select DEBUG_UART_PL01X 13031dc93416SArnd Bergmann depends on ARCH_ZX 13041dc93416SArnd Bergmann help 13051dc93416SArnd Bergmann Say Y here if you are enabling ZTE ZX296702 SOC and need 13061dc93416SArnd Bergmann debug uart support. 13071dc93416SArnd Bergmann 13081dc93416SArnd Bergmann This option is preferred over the platform specific 13091dc93416SArnd Bergmann options; the platform specific options are deprecated 13101dc93416SArnd Bergmann and will be soon removed. 13111dc93416SArnd Bergmann 13121dc93416SArnd Bergmann config DEBUG_ZYNQ_UART0 13131dc93416SArnd Bergmann bool "Kernel low-level debugging on Xilinx Zynq using UART0" 13141dc93416SArnd Bergmann depends on ARCH_ZYNQ 13151dc93416SArnd Bergmann help 13161dc93416SArnd Bergmann Say Y here if you want the debug print routines to direct 13171dc93416SArnd Bergmann their output to UART0 on the Zynq platform. 13181dc93416SArnd Bergmann 13191dc93416SArnd Bergmann config DEBUG_ZYNQ_UART1 13201dc93416SArnd Bergmann bool "Kernel low-level debugging on Xilinx Zynq using UART1" 13211dc93416SArnd Bergmann depends on ARCH_ZYNQ 13221dc93416SArnd Bergmann help 13231dc93416SArnd Bergmann Say Y here if you want the debug print routines to direct 13241dc93416SArnd Bergmann their output to UART1 on the Zynq platform. 13251dc93416SArnd Bergmann 13261dc93416SArnd Bergmann If you have a ZC702 board and want early boot messages to 13271dc93416SArnd Bergmann appear on the USB serial adaptor, select this option. 13281dc93416SArnd Bergmann 1329e76f4750SRussell King config DEBUG_ICEDCC 1330e76f4750SRussell King bool "Kernel low-level debugging via EmbeddedICE DCC channel" 1331e76f4750SRussell King help 1332e76f4750SRussell King Say Y here if you want the debug print routines to direct 1333e76f4750SRussell King their output to the EmbeddedICE macrocell's DCC channel using 1334e76f4750SRussell King co-processor 14. This is known to work on the ARM9 style ICE 1335e76f4750SRussell King channel and on the XScale with the PEEDI. 1336e76f4750SRussell King 1337e76f4750SRussell King Note that the system will appear to hang during boot if there 1338e76f4750SRussell King is nothing connected to read from the DCC. 1339e76f4750SRussell King 1340b0df8986SRussell King config DEBUG_SEMIHOSTING 134162194bdaSStephen Boyd bool "Kernel low-level debug output via semihosting I/O" 1342b0df8986SRussell King help 1343b0df8986SRussell King Semihosting enables code running on an ARM target to use 1344b0df8986SRussell King the I/O facilities on a host debugger/emulator through a 134562194bdaSStephen Boyd simple SVC call. The host debugger or emulator must have 1346b0df8986SRussell King semihosting enabled for the special svc call to be trapped 1347b0df8986SRussell King otherwise the kernel will crash. 1348b0df8986SRussell King 1349b0df8986SRussell King This is known to work with OpenOCD, as well as 1350b0df8986SRussell King ARM's Fast Models, or any other controlling environment 1351b0df8986SRussell King that implements semihosting. 1352b0df8986SRussell King 1353b0df8986SRussell King For more details about semihosting, please see 1354b0df8986SRussell King chapter 8 of DUI0203I_rvct_developer_guide.pdf from ARM Ltd. 1355b0df8986SRussell King 1356f8f1279cSRussell King config DEBUG_LL_UART_8250 1357f8f1279cSRussell King bool "Kernel low-level debugging via 8250 UART" 1358f8f1279cSRussell King help 1359f8f1279cSRussell King Say Y here if you wish the debug print routes to direct 1360f8f1279cSRussell King their output to an 8250 UART. You can use this option 1361f8f1279cSRussell King to provide the parameters for the 8250 UART rather than 1362f8f1279cSRussell King selecting one of the platform specific options above if 1363f8f1279cSRussell King you know the parameters for the port. 1364f8f1279cSRussell King 1365f8f1279cSRussell King This option is preferred over the platform specific 1366f8f1279cSRussell King options; the platform specific options are deprecated 1367f8f1279cSRussell King and will be soon removed. 1368f8f1279cSRussell King 1369494e492dSUwe Kleine-König config DEBUG_LL_UART_EFM32 1370494e492dSUwe Kleine-König bool "Kernel low-level debugging via efm32 UART" 1371494e492dSUwe Kleine-König depends on ARCH_EFM32 1372494e492dSUwe Kleine-König help 1373494e492dSUwe Kleine-König Say Y here if you want the debug print routines to direct 1374494e492dSUwe Kleine-König their output to an UART or USART port on efm32 based 1375494e492dSUwe Kleine-König machines. Use the following addresses for DEBUG_UART_PHYS: 1376494e492dSUwe Kleine-König 1377494e492dSUwe Kleine-König 0x4000c000 | USART0 1378494e492dSUwe Kleine-König 0x4000c400 | USART1 1379494e492dSUwe Kleine-König 0x4000c800 | USART2 1380494e492dSUwe Kleine-König 0x4000e000 | UART0 1381494e492dSUwe Kleine-König 0x4000e400 | UART1 1382494e492dSUwe Kleine-König 1383f8f1279cSRussell King config DEBUG_LL_UART_PL01X 1384f8f1279cSRussell King bool "Kernel low-level debugging via ARM Ltd PL01x Primecell UART" 1385f8f1279cSRussell King help 1386f8f1279cSRussell King Say Y here if you wish the debug print routes to direct 1387f8f1279cSRussell King their output to a PL01x Primecell UART. You can use 1388f8f1279cSRussell King this option to provide the parameters for the UART 1389f8f1279cSRussell King rather than selecting one of the platform specific 1390f8f1279cSRussell King options above if you know the parameters for the port. 1391f8f1279cSRussell King 1392f8f1279cSRussell King This option is preferred over the platform specific 1393f8f1279cSRussell King options; the platform specific options are deprecated 1394f8f1279cSRussell King and will be soon removed. 1395f8f1279cSRussell King 13961da177e4SLinus Torvaldsendchoice 13971da177e4SLinus Torvalds 13988b2f2d03SAlexandre Belloniconfig DEBUG_AT91_UART 13998b2f2d03SAlexandre Belloni bool 14008b2f2d03SAlexandre Belloni depends on ARCH_AT91 14018b2f2d03SAlexandre Belloni 1402a2e40710SArnd Bergmannconfig DEBUG_EXYNOS_UART 1403a2e40710SArnd Bergmann bool 1404a2e40710SArnd Bergmann 1405daf67dfcSHeiko Stuebnerconfig DEBUG_S3C2410_UART 1406daf67dfcSHeiko Stuebner bool 14071899de28SHeiko Stuebner select DEBUG_S3C24XX_UART 14081899de28SHeiko Stuebner 14091899de28SHeiko Stuebnerconfig DEBUG_S3C24XX_UART 14101899de28SHeiko Stuebner bool 1411daf67dfcSHeiko Stuebner 1412bb08dea1SArnd Bergmannconfig DEBUG_S3C64XX_UART 1413bb08dea1SArnd Bergmann bool 1414bb08dea1SArnd Bergmann 14157bab7d9eSTomasz Figaconfig DEBUG_S5PV210_UART 14167bab7d9eSTomasz Figa bool 14177bab7d9eSTomasz Figa 1418cce278d2SRussell Kingconfig DEBUG_OMAP2PLUS_UART 1419cce278d2SRussell King bool 1420cce278d2SRussell King depends on ARCH_OMAP2PLUS 1421cce278d2SRussell King 1422f8c95fe6SShawn Guoconfig DEBUG_IMX_UART_PORT 1423f8c95fe6SShawn Guo int "i.MX Debug UART Port Selection" if DEBUG_IMX1_UART || \ 1424f8c95fe6SShawn Guo DEBUG_IMX25_UART || \ 1425f8c95fe6SShawn Guo DEBUG_IMX21_IMX27_UART || \ 1426f8c95fe6SShawn Guo DEBUG_IMX31_UART || \ 1427f8c95fe6SShawn Guo DEBUG_IMX35_UART || \ 1428ad364a70SGreg Ungerer DEBUG_IMX50_UART || \ 1429f8c95fe6SShawn Guo DEBUG_IMX51_UART || \ 14300c52db7eSPaul Bolle DEBUG_IMX53_UART || \ 143134e8a16bSShawn Guo DEBUG_IMX6Q_UART || \ 143274368e81SShawn Guo DEBUG_IMX6SL_UART || \ 143352d7aec2SAnson Huang DEBUG_IMX6SX_UART || \ 143420c305f6SAnson Huang DEBUG_IMX6UL_UART || \ 143552d7aec2SAnson Huang DEBUG_IMX7D_UART 143649c9e60eSShawn Guo default 1 1437287939a3SShawn Guo depends on ARCH_MXC 143849c9e60eSShawn Guo help 143949c9e60eSShawn Guo Choose UART port on which kernel low-level debug messages 144049c9e60eSShawn Guo should be output. 144149c9e60eSShawn Guo 1442cfdb7d56SStefan Agnerconfig DEBUG_VF_UART_PORT 1443cfdb7d56SStefan Agner int "Vybrid Debug UART Port Selection" if DEBUG_VF_UART 1444cfdb7d56SStefan Agner default 1 1445cfdb7d56SStefan Agner range 0 3 1446cfdb7d56SStefan Agner depends on SOC_VF610 1447cfdb7d56SStefan Agner help 1448cfdb7d56SStefan Agner Choose UART port on which kernel low-level debug messages 1449cfdb7d56SStefan Agner should be output. 1450cfdb7d56SStefan Agner 1451cce278d2SRussell Kingconfig DEBUG_TEGRA_UART 1452cce278d2SRussell King bool 1453cce278d2SRussell King depends on ARCH_TEGRA 1454808b7e07STony Lindgren 1455cce278d2SRussell Kingconfig DEBUG_STI_UART 1456cce278d2SRussell King bool 1457cce278d2SRussell King depends on ARCH_STI 14585026aecfSSrinivas Kandagatla 145901ea63d9SGuo Zengconfig DEBUG_SIRFSOC_UART 146001ea63d9SGuo Zeng bool 146101ea63d9SGuo Zeng depends on ARCH_SIRF 146201ea63d9SGuo Zeng 146391a9fec0SRob Herringconfig DEBUG_LL_INCLUDE 146491a9fec0SRob Herring string 1465e6131fa3SDmitry Eremin-Solenikov default "debug/sa1100.S" if DEBUG_SA1100 14660c532546SMans Rullgard default "debug/palmchip.S" if DEBUG_UART_8250_PALMCHIP 1467f8f1279cSRussell King default "debug/8250.S" if DEBUG_LL_UART_8250 || DEBUG_UART_8250 146842dfd1e1SNicolas Ferre default "debug/at91.S" if DEBUG_AT91_UART 1469d5bd4e8dSOleksij Rempel default "debug/asm9260.S" if DEBUG_ASM9260_UART 1470dd99eef5SAlexander Shiyan default "debug/clps711x.S" if DEBUG_CLPS711X_UART1 || DEBUG_CLPS711X_UART2 14710045c0ddSArnd Bergmann default "debug/dc21285.S" if DEBUG_DC21285_PORT 1472d8a00916SCarlo Caione default "debug/meson.S" if DEBUG_MESON_UARTAO 1473f8f1279cSRussell King default "debug/pl01x.S" if DEBUG_LL_UART_PL01X || DEBUG_UART_PL01X 1474a2e40710SArnd Bergmann default "debug/exynos.S" if DEBUG_EXYNOS_UART 1475494e492dSUwe Kleine-König default "debug/efm32.S" if DEBUG_LL_UART_EFM32 147691a9fec0SRob Herring default "debug/icedcc.S" if DEBUG_ICEDCC 14776dde5ac5SShawn Guo default "debug/imx.S" if DEBUG_IMX1_UART || \ 14786dde5ac5SShawn Guo DEBUG_IMX25_UART || \ 14796dde5ac5SShawn Guo DEBUG_IMX21_IMX27_UART || \ 14804ad625d4SShawn Guo DEBUG_IMX31_UART || \ 14814ad625d4SShawn Guo DEBUG_IMX35_UART || \ 1482ad364a70SGreg Ungerer DEBUG_IMX50_UART || \ 14836dde5ac5SShawn Guo DEBUG_IMX51_UART || \ 14847356420cSFabio Estevam DEBUG_IMX53_UART ||\ 148534e8a16bSShawn Guo DEBUG_IMX6Q_UART || \ 148674368e81SShawn Guo DEBUG_IMX6SL_UART || \ 148752d7aec2SAnson Huang DEBUG_IMX6SX_UART || \ 148820c305f6SAnson Huang DEBUG_IMX6UL_UART || \ 148952d7aec2SAnson Huang DEBUG_IMX7D_UART 1490abbfb21eSDaniel Thompson default "debug/ks8695.S" if DEBUG_KS8695_UART 1491c0c89fafSStephen Boyd default "debug/msm.S" if DEBUG_QCOM_UARTDM 14924d31e664SDaniel Thompson default "debug/netx.S" if DEBUG_NETX_UART 1493808b7e07STony Lindgren default "debug/omap2plus.S" if DEBUG_OMAP2PLUS_UART 14947a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_R7S72100_SCIF2 14957a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_RCAR_GEN1_SCIF0 14967a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_RCAR_GEN1_SCIF2 14977a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_RCAR_GEN2_SCIF0 14987a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_RCAR_GEN2_SCIF2 14998e5f2d65SFabrizio Castro default "debug/renesas-scif.S" if DEBUG_RCAR_GEN2_SCIF4 15007a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_RMOBILE_SCIFA0 15017a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_RMOBILE_SCIFA1 15027a2071c5SGeert Uytterhoeven default "debug/renesas-scif.S" if DEBUG_RMOBILE_SCIFA4 1503bb08dea1SArnd Bergmann default "debug/s3c24xx.S" if DEBUG_S3C24XX_UART || DEBUG_S3C64XX_UART 15047bab7d9eSTomasz Figa default "debug/s5pv210.S" if DEBUG_S5PV210_UART 150501ea63d9SGuo Zeng default "debug/sirf.S" if DEBUG_SIRFSOC_UART 15065026aecfSSrinivas Kandagatla default "debug/sti.S" if DEBUG_STI_UART 1507150a8dcfSLinus Torvalds default "debug/tegra.S" if DEBUG_TEGRA_UART 1508150a8dcfSLinus Torvalds default "debug/ux500.S" if DEBUG_UX500_UART 15094e218b99SRussell King default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT 1510c7c3eac6SShawn Guo default "debug/vf.S" if DEBUG_VF_UART 1511b61a2722STony Prisk default "debug/vt8500.S" if DEBUG_VT8500_UART0 1512385f02b1SJosh Cartwright default "debug/zynq.S" if DEBUG_ZYNQ_UART0 || DEBUG_ZYNQ_UART1 15136c548099SArnd Bergmann default "debug/bcm63xx.S" if DEBUG_BCM63XX_UART 1514e23814daSBaruch Siach default "debug/digicolor.S" if DEBUG_DIGICOLOR_UA0 1515d0cf9d8aSFlorian Fainelli default "debug/brcmstb.S" if DEBUG_BRCMSTB_UART 151691a9fec0SRob Herring default "mach/debug-macro.S" 151791a9fec0SRob Herring 1518f8f1279cSRussell King# Compatibility options for PL01x 15195c972af4SRussell Kingconfig DEBUG_UART_PL01X 1520a61cbf51SDaniel Thompson bool 15215c972af4SRussell King 1522f8f1279cSRussell King# Compatibility options for 8250 15237610b607SRussell Kingconfig DEBUG_UART_8250 15240045c0ddSArnd Bergmann def_bool ARCH_EBSA110 || \ 1525d7175a3bSArnd Bergmann ARCH_IOP13XX || ARCH_IOP32X || ARCH_IOP33X || ARCH_IXP4XX || \ 152659bd4c38SArnd Bergmann ARCH_RPC 15274a003647SRussell King 1528c3faa9b7SRussell Kingconfig DEBUG_UART_PHYS 1529c3faa9b7SRussell King hex "Physical base address of debug UART" 15304d31e664SDaniel Thompson default 0x00100a00 if DEBUG_NETX_UART 153197bd1a48SRussell King default 0x01c20000 if DEBUG_DAVINCI_DMx_UART0 1532c3faa9b7SRussell King default 0x01c28000 if DEBUG_SUNXI_UART0 1533c3faa9b7SRussell King default 0x01c28400 if DEBUG_SUNXI_UART1 153497bd1a48SRussell King default 0x01d0c000 if DEBUG_DAVINCI_DA8XX_UART1 153597bd1a48SRussell King default 0x01d0d000 if DEBUG_DAVINCI_DA8XX_UART2 1536c4718543SChen-Yu Tsai default 0x01f02800 if DEBUG_SUNXI_R_UART 1537f2acf003SRussell King default 0x02530c00 if DEBUG_KEYSTONE_UART0 1538f2acf003SRussell King default 0x02531000 if DEBUG_KEYSTONE_UART1 1539c3faa9b7SRussell King default 0x03010fe0 if ARCH_RPC 1540d4da889aSChen-Yu Tsai default 0x07000000 if DEBUG_SUN9I_UART0 154158d03985SJun Nie default 0x09405000 if DEBUG_ZTE_ZX 1542b125170aSKrzysztof Hałasa default 0x10009000 if DEBUG_REALVIEW_STD_PORT || \ 15435c972af4SRussell King DEBUG_VEXPRESS_UART0_CA9 15445c972af4SRussell King default 0x1010c000 if DEBUG_REALVIEW_PB1176_PORT 1545c3faa9b7SRussell King default 0x10124000 if DEBUG_RK3X_UART0 1546c3faa9b7SRussell King default 0x10126000 if DEBUG_RK3X_UART1 15474db22c10SArnd Bergmann default 0x101f1000 if DEBUG_VERSATILE 15485c972af4SRussell King default 0x101fb000 if DEBUG_NOMADIK_UART 1549a3b882f9SAndy Yan default 0x10210000 if DEBUG_RV1108_UART2 1550a3b882f9SAndy Yan default 0x10220000 if DEBUG_RV1108_UART1 1551a3b882f9SAndy Yan default 0x10230000 if DEBUG_RV1108_UART0 155265ec48c0SJoe.C default 0x11002000 if DEBUG_MT8127_UART0 1553d6682085SMatthias Brugger default 0x11006000 if DEBUG_MT6589_UART0 155465ec48c0SJoe.C default 0x11009000 if DEBUG_MT8135_UART3 15554db22c10SArnd Bergmann default 0x16000000 if DEBUG_INTEGRATOR 155606580275SHauke Mehrtens default 0x18000300 if DEBUG_BCM_5301X 1557fa1e581dSFlorian Fainelli default 0x18000400 if DEBUG_BCM_HR2 155801ea63d9SGuo Zeng default 0x18010000 if DEBUG_SIRFATLAS7_UART0 155901ea63d9SGuo Zeng default 0x18020000 if DEBUG_SIRFATLAS7_UART1 15605c972af4SRussell King default 0x1c090000 if DEBUG_VEXPRESS_UART0_RS1 156127dafaa8SWang Long default 0x20001000 if DEBUG_HIP01_UART 1562c3faa9b7SRussell King default 0x20060000 if DEBUG_RK29_UART0 1563c3faa9b7SRussell King default 0x20064000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2 1564c3faa9b7SRussell King default 0x20068000 if DEBUG_RK29_UART2 || DEBUG_RK3X_UART3 15655c972af4SRussell King default 0x20201000 if DEBUG_BCM2835 15665234c34eSEric Anholt default 0x3f201000 if DEBUG_BCM2836 1567753d1243SChristian Daudt default 0x3e000000 if DEBUG_BCM_KONA_UART 1568494e492dSUwe Kleine-König default 0x4000e400 if DEBUG_LL_UART_EFM32 156963e07c0fSSzemző András default 0x40028000 if DEBUG_AT91_SAMV7_USART1 15700aed6a37SJoachim Eastwood default 0x40081000 if DEBUG_LPC18XX_UART0 157159bd4c38SArnd Bergmann default 0x40090000 if DEBUG_LPC32XX 1572c3faa9b7SRussell King default 0x40100000 if DEBUG_PXA_UART1 1573d7175a3bSArnd Bergmann default 0x42000000 if DEBUG_GEMINI 157451ef7003STony Lindgren default 0x44e09000 if DEBUG_AM33XXUART1 15752d1f7d2eSTony Lindgren default 0x48020000 if DEBUG_OMAP4UART3 || DEBUG_TI81XXUART1 15762d1f7d2eSTony Lindgren default 0x48022000 if DEBUG_TI81XXUART2 15772d1f7d2eSTony Lindgren default 0x48024000 if DEBUG_TI81XXUART3 1578d2b310b0STony Lindgren default 0x4806a000 if DEBUG_OMAP2UART1 || DEBUG_OMAP3UART1 || \ 1579d2b310b0STony Lindgren DEBUG_OMAP4UART1 || DEBUG_OMAP5UART1 1580d2b310b0STony Lindgren default 0x4806c000 if DEBUG_OMAP2UART2 || DEBUG_OMAP3UART2 || \ 1581d2b310b0STony Lindgren DEBUG_OMAP4UART2 || DEBUG_OMAP5UART2 1582fc23beb8STony Lindgren default 0x4806e000 if DEBUG_OMAP2UART3 || DEBUG_OMAP4UART4 1583fc23beb8STony Lindgren default 0x49020000 if DEBUG_OMAP3UART3 1584fc23beb8STony Lindgren default 0x49042000 if DEBUG_OMAP3UART4 15851899de28SHeiko Stuebner default 0x50000000 if DEBUG_S3C24XX_UART && (DEBUG_S3C_UART0 || \ 15861899de28SHeiko Stuebner DEBUG_S3C2410_UART0) 15871899de28SHeiko Stuebner default 0x50004000 if DEBUG_S3C24XX_UART && (DEBUG_S3C_UART1 || \ 15881899de28SHeiko Stuebner DEBUG_S3C2410_UART1) 15891899de28SHeiko Stuebner default 0x50008000 if DEBUG_S3C24XX_UART && (DEBUG_S3C_UART2 || \ 15901899de28SHeiko Stuebner DEBUG_S3C2410_UART2) 1591c3ca2130SKrzysztof Hałasa default 0x78000000 if DEBUG_CNS3XXX 15920045c0ddSArnd Bergmann default 0x7c0003f8 if DEBUG_FOOTBRIDGE_COM1 1593bb08dea1SArnd Bergmann default 0x7f005000 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART0 1594bb08dea1SArnd Bergmann default 0x7f005400 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART1 1595bb08dea1SArnd Bergmann default 0x7f005800 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART2 1596bb08dea1SArnd Bergmann default 0x7f005c00 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART3 1597d5bd4e8dSOleksij Rempel default 0x80010000 if DEBUG_ASM9260_UART 15985c972af4SRussell King default 0x80070000 if DEBUG_IMX23_UART 15995c972af4SRussell King default 0x80074000 if DEBUG_IMX28_UART 1600c39e1ef7SAlexander Shiyan default 0x80230000 if DEBUG_PICOXCELL_UART 1601f06455faSArnd Bergmann default 0x808c0000 if DEBUG_EP93XX || ARCH_EP93XX 16025c972af4SRussell King default 0x90020000 if DEBUG_NSPIRE_CLASSIC_UART || DEBUG_NSPIRE_CX_UART 160301ea63d9SGuo Zeng default 0xb0060000 if DEBUG_SIRFPRIMA2_UART1 16045c972af4SRussell King default 0xb0090000 if DEBUG_VEXPRESS_UART0_CRX 16055c972af4SRussell King default 0xc0013000 if DEBUG_U300_UART 1606c3faa9b7SRussell King default 0xc8000000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN 1607c3faa9b7SRussell King default 0xc8000003 if ARCH_IXP4XX && CPU_BIG_ENDIAN 1608375d84cfSArnd Bergmann default 0xd0000000 if DEBUG_SPEAR3XX 1609d91125ddSMaxime Ripard default 0xd0012000 if DEBUG_MVEBU_UART0 1610d8a00916SCarlo Caione default 0xc81004c0 if DEBUG_MESON_UARTAO 1611c3faa9b7SRussell King default 0xd4017000 if DEBUG_MMP_UART2 1612c3faa9b7SRussell King default 0xd4018000 if DEBUG_MMP_UART3 1613375d84cfSArnd Bergmann default 0xe0000000 if DEBUG_SPEAR13XX 1614c9a1df48SHaojian Zhuang default 0xe4007000 if DEBUG_HIP04_UART 16157a2071c5SGeert Uytterhoeven default 0xe6c40000 if DEBUG_RMOBILE_SCIFA0 16167a2071c5SGeert Uytterhoeven default 0xe6c50000 if DEBUG_RMOBILE_SCIFA1 16177a2071c5SGeert Uytterhoeven default 0xe6c80000 if DEBUG_RMOBILE_SCIFA4 16187a2071c5SGeert Uytterhoeven default 0xe6e58000 if DEBUG_RCAR_GEN2_SCIF2 16197a2071c5SGeert Uytterhoeven default 0xe6e60000 if DEBUG_RCAR_GEN2_SCIF0 16208e5f2d65SFabrizio Castro default 0xe6ee0000 if DEBUG_RCAR_GEN2_SCIF4 16217a2071c5SGeert Uytterhoeven default 0xe8008000 if DEBUG_R7S72100_SCIF2 1622c3faa9b7SRussell King default 0xf0000be0 if ARCH_EBSA110 1623d91125ddSMaxime Ripard default 0xf1012000 if DEBUG_MVEBU_UART0_ALTERNATE 1624bd920490SMaxime Ripard default 0xf1012100 if DEBUG_MVEBU_UART1_ALTERNATE 1625caad0b41SSebastian Hesselbarth default 0xf7fc9000 if DEBUG_BERLIN_UART 16268b2f2d03SAlexandre Belloni default 0xf8020000 if DEBUG_AT91_SAMA5D2_UART1 162712aae309SHaifeng Yan default 0xf8b00000 if DEBUG_HIX5HD2_UART 16287098cff2SIvan T. Ivanov default 0xf991e000 if DEBUG_QCOM_UARTDM 16298b2f2d03SAlexandre Belloni default 0xfc00c000 if DEBUG_AT91_SAMA5D4_USART3 16308d258bebSHaojian Zhuang default 0xfcb00000 if DEBUG_HI3620_UART 16313c215e64STsahee Zidenberg default 0xfd883000 if DEBUG_ALPINE_UART0 1632c3faa9b7SRussell King default 0xfe800000 if ARCH_IOP32X 1633efd02ee9SHeiko Stuebner default 0xff690000 if DEBUG_RK32_UART2 1634de73c162SDinh Nguyen default 0xffc02000 if DEBUG_SOCFPGA_UART0 1635de73c162SDinh Nguyen default 0xffc02100 if DEBUG_SOCFPGA_UART1 1636c3faa9b7SRussell King default 0xffd82340 if ARCH_IOP13XX 16377a2071c5SGeert Uytterhoeven default 0xffe40000 if DEBUG_RCAR_GEN1_SCIF0 16387a2071c5SGeert Uytterhoeven default 0xffe42000 if DEBUG_RCAR_GEN1_SCIF2 16395c972af4SRussell King default 0xfff36000 if DEBUG_HIGHBANK_UART 1640c26b9993SDaniel Thompson default 0xfffb0000 if DEBUG_OMAP1UART1 || DEBUG_OMAP7XXUART1 1641c26b9993SDaniel Thompson default 0xfffb0800 if DEBUG_OMAP1UART2 || DEBUG_OMAP7XXUART2 1642c26b9993SDaniel Thompson default 0xfffb9800 if DEBUG_OMAP1UART3 || DEBUG_OMAP7XXUART3 16436c548099SArnd Bergmann default 0xfffe8600 if DEBUG_BCM63XX_UART 16448b2f2d03SAlexandre Belloni default 0xffffee00 if DEBUG_AT91_SAM9263_DBGU 16458b2f2d03SAlexandre Belloni default 0xfffff200 if DEBUG_AT91_RM9200_DBGU 1646c3faa9b7SRussell King default 0xfffff700 if ARCH_IOP33X 1647d02fde7fSDaniel Thompson depends on ARCH_EP93XX || \ 1648d02fde7fSDaniel Thompson DEBUG_LL_UART_8250 || DEBUG_LL_UART_PL01X || \ 1649494e492dSUwe Kleine-König DEBUG_LL_UART_EFM32 || \ 1650d8a00916SCarlo Caione DEBUG_UART_8250 || DEBUG_UART_PL01X || DEBUG_MESON_UARTAO || \ 1651c0c89fafSStephen Boyd DEBUG_NETX_UART || \ 16524d31e664SDaniel Thompson DEBUG_QCOM_UARTDM || DEBUG_R7S72100_SCIF2 || \ 16537a2071c5SGeert Uytterhoeven DEBUG_RCAR_GEN1_SCIF0 || DEBUG_RCAR_GEN1_SCIF2 || \ 16547a2071c5SGeert Uytterhoeven DEBUG_RCAR_GEN2_SCIF0 || DEBUG_RCAR_GEN2_SCIF2 || \ 16558e5f2d65SFabrizio Castro DEBUG_RCAR_GEN2_SCIF4 || \ 16567a2071c5SGeert Uytterhoeven DEBUG_RMOBILE_SCIFA0 || DEBUG_RMOBILE_SCIFA1 || \ 16577a2071c5SGeert Uytterhoeven DEBUG_RMOBILE_SCIFA4 || DEBUG_S3C24XX_UART || \ 1658bb08dea1SArnd Bergmann DEBUG_S3C64XX_UART || \ 16596c548099SArnd Bergmann DEBUG_BCM63XX_UART || DEBUG_ASM9260_UART || \ 16606f112a08SAlexandre Belloni DEBUG_SIRFSOC_UART || DEBUG_DIGICOLOR_UA0 || \ 16616f112a08SAlexandre Belloni DEBUG_AT91_UART 1662c3faa9b7SRussell King 1663c3faa9b7SRussell Kingconfig DEBUG_UART_VIRT 1664c3faa9b7SRussell King hex "Virtual base address of debug UART" 1665a3b882f9SAndy Yan default 0xc881f000 if DEBUG_RV1108_UART2 1666a3b882f9SAndy Yan default 0xc8821000 if DEBUG_RV1108_UART1 1667a3b882f9SAndy Yan default 0xc8912000 if DEBUG_RV1108_UART0 16684d31e664SDaniel Thompson default 0xe0000a00 if DEBUG_NETX_UART 1669c3faa9b7SRussell King default 0xe0010fe0 if ARCH_RPC 1670c3faa9b7SRussell King default 0xf0000be0 if ARCH_EBSA110 1671d5bd4e8dSOleksij Rempel default 0xf0010000 if DEBUG_ASM9260_UART 16725c972af4SRussell King default 0xf01fb000 if DEBUG_NOMADIK_UART 16735234c34eSEric Anholt default 0xf0201000 if DEBUG_BCM2835 || DEBUG_BCM2836 167406580275SHauke Mehrtens default 0xf1000300 if DEBUG_BCM_5301X 1675fa1e581dSFlorian Fainelli default 0xf1000400 if DEBUG_BCM_HR2 167665ec48c0SJoe.C default 0xf1002000 if DEBUG_MT8127_UART0 1677d6682085SMatthias Brugger default 0xf1006000 if DEBUG_MT6589_UART0 167865ec48c0SJoe.C default 0xf1009000 if DEBUG_MT8135_UART3 16794db22c10SArnd Bergmann default 0xf11f1000 if DEBUG_VERSATILE 16804db22c10SArnd Bergmann default 0xf1600000 if DEBUG_INTEGRATOR 1681c3faa9b7SRussell King default 0xf1c28000 if DEBUG_SUNXI_UART0 1682c3faa9b7SRussell King default 0xf1c28400 if DEBUG_SUNXI_UART1 1683c4718543SChen-Yu Tsai default 0xf1f02800 if DEBUG_SUNXI_R_UART 16841dc93416SArnd Bergmann default 0xf31004c0 if DEBUG_MESON_UARTAO 168559bd4c38SArnd Bergmann default 0xf4090000 if DEBUG_LPC32XX 1686d7175a3bSArnd Bergmann default 0xf4200000 if DEBUG_GEMINI 1687cde7fc87SRobert Jarzmik default 0xf6200000 if DEBUG_PXA_UART1 1688d4da889aSChen-Yu Tsai default 0xf7000000 if DEBUG_SUN9I_UART0 1689bb08dea1SArnd Bergmann default 0xf7000000 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART0 16901899de28SHeiko Stuebner default 0xf7000000 if DEBUG_S3C24XX_UART && (DEBUG_S3C_UART0 || \ 16911899de28SHeiko Stuebner DEBUG_S3C2410_UART0) 1692bb08dea1SArnd Bergmann default 0xf7000400 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART1 1693bb08dea1SArnd Bergmann default 0xf7000800 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART2 1694bb08dea1SArnd Bergmann default 0xf7000c00 if DEBUG_S3C64XX_UART && DEBUG_S3C_UART3 16951899de28SHeiko Stuebner default 0xf7004000 if DEBUG_S3C24XX_UART && (DEBUG_S3C_UART1 || \ 16961899de28SHeiko Stuebner DEBUG_S3C2410_UART1) 16971899de28SHeiko Stuebner default 0xf7008000 if DEBUG_S3C24XX_UART && (DEBUG_S3C_UART2 || \ 16981899de28SHeiko Stuebner DEBUG_S3C2410_UART2) 16998b2f2d03SAlexandre Belloni default 0xf7020000 if DEBUG_AT91_SAMA5D2_UART1 1700caad0b41SSebastian Hesselbarth default 0xf7fc9000 if DEBUG_BERLIN_UART 1701c9a1df48SHaojian Zhuang default 0xf8007000 if DEBUG_HIP04_UART 17025c972af4SRussell King default 0xf8009000 if DEBUG_VEXPRESS_UART0_CA9 17035c972af4SRussell King default 0xf8090000 if DEBUG_VEXPRESS_UART0_RS1 17048b2f2d03SAlexandre Belloni default 0xf8ffee00 if DEBUG_AT91_SAM9263_DBGU 17058b2f2d03SAlexandre Belloni default 0xf8fff200 if DEBUG_AT91_RM9200_DBGU 170651ef7003STony Lindgren default 0xf9e09000 if DEBUG_AM33XXUART1 17072d1f7d2eSTony Lindgren default 0xfa020000 if DEBUG_OMAP4UART3 || DEBUG_TI81XXUART1 17082d1f7d2eSTony Lindgren default 0xfa022000 if DEBUG_TI81XXUART2 17092d1f7d2eSTony Lindgren default 0xfa024000 if DEBUG_TI81XXUART3 1710d2b310b0STony Lindgren default 0xfa06a000 if DEBUG_OMAP2UART1 || DEBUG_OMAP3UART1 || \ 1711d2b310b0STony Lindgren DEBUG_OMAP4UART1 || DEBUG_OMAP5UART1 1712d2b310b0STony Lindgren default 0xfa06c000 if DEBUG_OMAP2UART2 || DEBUG_OMAP3UART2 || \ 1713d2b310b0STony Lindgren DEBUG_OMAP4UART2 || DEBUG_OMAP5UART2 1714fc23beb8STony Lindgren default 0xfa06e000 if DEBUG_OMAP2UART3 || DEBUG_OMAP4UART4 17157098cff2SIvan T. Ivanov default 0xfa71e000 if DEBUG_QCOM_UARTDM 1716b125170aSKrzysztof Hałasa default 0xfb002000 if DEBUG_CNS3XXX 17175c972af4SRussell King default 0xfb009000 if DEBUG_REALVIEW_STD_PORT 17188b2f2d03SAlexandre Belloni default 0xfb00c000 if DEBUG_AT91_SAMA5D4_USART3 1719fc23beb8STony Lindgren default 0xfb020000 if DEBUG_OMAP3UART3 1720fc23beb8STony Lindgren default 0xfb042000 if DEBUG_OMAP3UART4 17215c972af4SRussell King default 0xfb10c000 if DEBUG_REALVIEW_PB1176_PORT 172258d03985SJun Nie default 0xfc705000 if DEBUG_ZTE_ZX 17236c548099SArnd Bergmann default 0xfcfe8600 if DEBUG_BCM63XX_UART 1724375d84cfSArnd Bergmann default 0xfd000000 if DEBUG_SPEAR3XX || DEBUG_SPEAR13XX 1725c047f529SArnd Bergmann default 0xfd012000 if DEBUG_MVEBU_UART0_ALTERNATE && ARCH_MV78XX0 17263c215e64STsahee Zidenberg default 0xfd883000 if DEBUG_ALPINE_UART0 1727c047f529SArnd Bergmann default 0xfde12000 if DEBUG_MVEBU_UART0_ALTERNATE && ARCH_DOVE 1728c047f529SArnd Bergmann default 0xfe012000 if DEBUG_MVEBU_UART0_ALTERNATE && ARCH_ORION5X 1729c3faa9b7SRussell King default 0xfe017000 if DEBUG_MMP_UART2 1730c3faa9b7SRussell King default 0xfe018000 if DEBUG_MMP_UART3 17315c972af4SRussell King default 0xfe100000 if DEBUG_IMX23_UART || DEBUG_IMX28_UART 17320b4cccbeSRussell King default 0xfe230000 if DEBUG_PICOXCELL_UART 1733753d1243SChristian Daudt default 0xfe300000 if DEBUG_BCM_KONA_UART 1734c3faa9b7SRussell King default 0xfe800000 if ARCH_IOP32X 173512aae309SHaifeng Yan default 0xfeb00000 if DEBUG_HI3620_UART || DEBUG_HIX5HD2_UART 1736c3faa9b7SRussell King default 0xfeb24000 if DEBUG_RK3X_UART0 1737c3faa9b7SRussell King default 0xfeb26000 if DEBUG_RK3X_UART1 1738f2acf003SRussell King default 0xfeb30c00 if DEBUG_KEYSTONE_UART0 1739f2acf003SRussell King default 0xfeb31000 if DEBUG_KEYSTONE_UART1 1740de73c162SDinh Nguyen default 0xfec02000 if DEBUG_SOCFPGA_UART0 1741de73c162SDinh Nguyen default 0xfec02100 if DEBUG_SOCFPGA_UART1 1742c047f529SArnd Bergmann default 0xfec12000 if (DEBUG_MVEBU_UART0 || DEBUG_MVEBU_UART0_ALTERNATE) && ARCH_MVEBU 1743bd920490SMaxime Ripard default 0xfec12100 if DEBUG_MVEBU_UART1_ALTERNATE 174401ea63d9SGuo Zeng default 0xfec10000 if DEBUG_SIRFATLAS7_UART0 174597bd1a48SRussell King default 0xfec20000 if DEBUG_DAVINCI_DMx_UART0 174601ea63d9SGuo Zeng default 0xfec20000 if DEBUG_SIRFATLAS7_UART1 174701ea63d9SGuo Zeng default 0xfec60000 if DEBUG_SIRFPRIMA2_UART1 1748efd02ee9SHeiko Stuebner default 0xfec90000 if DEBUG_RK32_UART2 174997bd1a48SRussell King default 0xfed0c000 if DEBUG_DAVINCI_DA8XX_UART1 175097bd1a48SRussell King default 0xfed0d000 if DEBUG_DAVINCI_DA8XX_UART2 1751c39e1ef7SAlexander Shiyan default 0xfed60000 if DEBUG_RK29_UART0 1752c39e1ef7SAlexander Shiyan default 0xfed64000 if DEBUG_RK29_UART1 || DEBUG_RK3X_UART2 1753c39e1ef7SAlexander Shiyan default 0xfed68000 if DEBUG_RK29_UART2 || DEBUG_RK3X_UART3 1754f06455faSArnd Bergmann default 0xfedc0000 if DEBUG_EP93XX 17550045c0ddSArnd Bergmann default 0xfee003f8 if DEBUG_FOOTBRIDGE_COM1 17565c972af4SRussell King default 0xfee20000 if DEBUG_NSPIRE_CLASSIC_UART || DEBUG_NSPIRE_CX_UART 1757c3faa9b7SRussell King default 0xfee82340 if ARCH_IOP13XX 1758c3faa9b7SRussell King default 0xfef00000 if ARCH_IXP4XX && !CPU_BIG_ENDIAN 1759c3faa9b7SRussell King default 0xfef00003 if ARCH_IXP4XX && CPU_BIG_ENDIAN 1760c39e1ef7SAlexander Shiyan default 0xfef36000 if DEBUG_HIGHBANK_UART 1761c26b9993SDaniel Thompson default 0xfefb0000 if DEBUG_OMAP1UART1 || DEBUG_OMAP7XXUART1 1762c26b9993SDaniel Thompson default 0xfefb0800 if DEBUG_OMAP1UART2 || DEBUG_OMAP7XXUART2 1763c26b9993SDaniel Thompson default 0xfefb9800 if DEBUG_OMAP1UART3 || DEBUG_OMAP7XXUART3 1764c3faa9b7SRussell King default 0xfefff700 if ARCH_IOP33X 17655c972af4SRussell King default 0xff003000 if DEBUG_U300_UART 176627dafaa8SWang Long default 0xffd01000 if DEBUG_HIP01_UART 17675c972af4SRussell King default DEBUG_UART_PHYS if !MMU 1768f8f1279cSRussell King depends on DEBUG_LL_UART_8250 || DEBUG_LL_UART_PL01X || \ 1769d8a00916SCarlo Caione DEBUG_UART_8250 || DEBUG_UART_PL01X || DEBUG_MESON_UARTAO || \ 1770c0c89fafSStephen Boyd DEBUG_NETX_UART || \ 17714d31e664SDaniel Thompson DEBUG_QCOM_UARTDM || DEBUG_S3C24XX_UART || \ 1772bb08dea1SArnd Bergmann DEBUG_S3C64XX_UART || \ 17736c548099SArnd Bergmann DEBUG_BCM63XX_UART || DEBUG_ASM9260_UART || \ 17740b37e9e8SAlexandre Belloni DEBUG_SIRFSOC_UART || DEBUG_DIGICOLOR_UA0 || \ 17750b37e9e8SAlexandre Belloni DEBUG_AT91_UART 1776c3faa9b7SRussell King 17774a003647SRussell Kingconfig DEBUG_UART_8250_SHIFT 17784a003647SRussell King int "Register offset shift for the 8250 debug UART" 1779f8f1279cSRussell King depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 17800045c0ddSArnd Bergmann default 0 if DEBUG_FOOTBRIDGE_COM1 || ARCH_IOP32X || DEBUG_BCM_5301X || \ 1781fa1e581dSFlorian Fainelli DEBUG_BCM_HR2 || DEBUG_OMAP7XXUART1 || DEBUG_OMAP7XXUART2 || \ 1782fa1e581dSFlorian Fainelli DEBUG_OMAP7XXUART3 17834a003647SRussell King default 2 17847610b607SRussell King 17850b4cccbeSRussell Kingconfig DEBUG_UART_8250_WORD 17860b4cccbeSRussell King bool "Use 32-bit accesses for 8250 UART" 1787f8f1279cSRussell King depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 17880b4cccbeSRussell King depends on DEBUG_UART_8250_SHIFT >= 2 1789cdd2e08bSArnd Bergmann default y if DEBUG_PICOXCELL_UART || \ 1790cdd2e08bSArnd Bergmann DEBUG_SOCFPGA_UART0 || DEBUG_SOCFPGA_UART1 || \ 1791cdd2e08bSArnd Bergmann DEBUG_KEYSTONE_UART0 || DEBUG_KEYSTONE_UART1 || \ 1792de73c162SDinh Nguyen DEBUG_ALPINE_UART0 || \ 179397bd1a48SRussell King DEBUG_DAVINCI_DMx_UART0 || DEBUG_DAVINCI_DA8XX_UART1 || \ 17949d6eccb9SArnd Bergmann DEBUG_DAVINCI_DA8XX_UART2 || \ 1795d0cf9d8aSFlorian Fainelli DEBUG_BCM_KONA_UART || DEBUG_RK32_UART2 17960b4cccbeSRussell King 17970c532546SMans Rullgardconfig DEBUG_UART_8250_PALMCHIP 17980c532546SMans Rullgard bool "8250 UART is Palmchip BK-310x" 17990c532546SMans Rullgard depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 18000c532546SMans Rullgard help 18010c532546SMans Rullgard Palmchip provides a UART implementation compatible with 16550 18020c532546SMans Rullgard except for having a different register layout. Say Y here if 18030c532546SMans Rullgard the debug UART is of this type. 18040c532546SMans Rullgard 18057610b607SRussell Kingconfig DEBUG_UART_8250_FLOW_CONTROL 18067610b607SRussell King bool "Enable flow control for 8250 UART" 1807f8f1279cSRussell King depends on DEBUG_LL_UART_8250 || DEBUG_UART_8250 18080045c0ddSArnd Bergmann default y if ARCH_EBSA110 || DEBUG_FOOTBRIDGE_COM1 || DEBUG_GEMINI || ARCH_RPC 18097610b607SRussell King 18103b4af9bcSShawn Guoconfig DEBUG_UNCOMPRESS 181129337b60SRussell King bool "Enable decompressor debugging via DEBUG_LL output" 18129c77bc43SStefan Agner depends on ARCH_MULTIPLATFORM || PLAT_SAMSUNG || ARM_SINGLE_ARMV7M 181329337b60SRussell King depends on DEBUG_LL && !DEBUG_OMAP2PLUS_UART && \ 1814d0cf9d8aSFlorian Fainelli (!DEBUG_TEGRA_UART || !ZBOOT_ROM) && \ 1815d0cf9d8aSFlorian Fainelli !DEBUG_BRCMSTB_UART 1816b6992fa9SRussell King help 1817b6992fa9SRussell King This option influences the normal decompressor output for 1818b6992fa9SRussell King multiplatform kernels. Normally, multiplatform kernels disable 1819b6992fa9SRussell King decompressor output because it is not possible to know where to 1820b6992fa9SRussell King send the decompressor output. 1821b6992fa9SRussell King 1822b6992fa9SRussell King When this option is set, the selected DEBUG_LL output method 1823b6992fa9SRussell King will be re-used for normal decompressor output on multiplatform 1824b6992fa9SRussell King kernels. 1825b6992fa9SRussell King 18263b4af9bcSShawn Guo 1827615967b0SShawn Guoconfig UNCOMPRESS_INCLUDE 1828615967b0SShawn Guo string 1829ffd80eccSSachin Kamat default "debug/uncompress.h" if ARCH_MULTIPLATFORM || ARCH_MSM || \ 183036d6c928SUlrich Hecht PLAT_SAMSUNG || ARM_SINGLE_ARMV7M 1831615967b0SShawn Guo default "mach/uncompress.h" 1832615967b0SShawn Guo 18331da177e4SLinus Torvaldsconfig EARLY_PRINTK 18341da177e4SLinus Torvalds bool "Early printk" 18351da177e4SLinus Torvalds depends on DEBUG_LL 18361da177e4SLinus Torvalds help 18371da177e4SLinus Torvalds Say Y here if you want to have an early console using the 18381da177e4SLinus Torvalds kernel low-level debugging functions. Add earlyprintk to your 18391da177e4SLinus Torvalds kernel parameters to enable this console. 18401da177e4SLinus Torvalds 18411da177e4SLinus Torvaldsconfig ARM_KPROBES_TEST 18421da177e4SLinus Torvalds tristate "Kprobes test module" 18431da177e4SLinus Torvalds depends on KPROBES && MODULES 18441da177e4SLinus Torvalds help 18451da177e4SLinus Torvalds Perform tests of kprobes API and instruction set simulation. 18461da177e4SLinus Torvalds 1847575320d6SWill Deaconconfig PID_IN_CONTEXTIDR 1848575320d6SWill Deacon bool "Write the current PID to the CONTEXTIDR register" 1849575320d6SWill Deacon depends on CPU_COPY_V6 1850575320d6SWill Deacon help 1851575320d6SWill Deacon Enabling this option causes the kernel to write the current PID to 1852575320d6SWill Deacon the PROCID field of the CONTEXTIDR register, at the expense of some 1853575320d6SWill Deacon additional instructions during context switch. Say Y here only if you 1854575320d6SWill Deacon are planning to use hardware trace tools with this kernel. 1855575320d6SWill Deacon 185601081f5aSMathieu Poiriersource "drivers/hwtracing/coresight/Kconfig" 1857bc4bf7feSPratik Patel 18581da177e4SLinus Torvaldsendmenu 1859