14330f5daSKumar Galamenu "Platform support" 24330f5daSKumar Gala 34330f5daSKumar Galasource "arch/powerpc/platforms/pseries/Kconfig" 44330f5daSKumar Galasource "arch/powerpc/platforms/iseries/Kconfig" 54330f5daSKumar Galasource "arch/powerpc/platforms/chrp/Kconfig" 6e177edcdSJohn Rigbysource "arch/powerpc/platforms/512x/Kconfig" 74330f5daSKumar Galasource "arch/powerpc/platforms/52xx/Kconfig" 84330f5daSKumar Galasource "arch/powerpc/platforms/powermac/Kconfig" 94330f5daSKumar Galasource "arch/powerpc/platforms/prep/Kconfig" 104330f5daSKumar Galasource "arch/powerpc/platforms/maple/Kconfig" 114330f5daSKumar Galasource "arch/powerpc/platforms/pasemi/Kconfig" 1298750261SKumar Galasource "arch/powerpc/platforms/ps3/Kconfig" 1398750261SKumar Galasource "arch/powerpc/platforms/cell/Kconfig" 14c8a55f3dSKumar Galasource "arch/powerpc/platforms/8xx/Kconfig" 15d6071f88SKumar Galasource "arch/powerpc/platforms/82xx/Kconfig" 16b5a48346SKumar Galasource "arch/powerpc/platforms/83xx/Kconfig" 17db947808SKumar Galasource "arch/powerpc/platforms/85xx/Kconfig" 184a89f7faSKumar Galasource "arch/powerpc/platforms/86xx/Kconfig" 1998750261SKumar Galasource "arch/powerpc/platforms/embedded6xx/Kconfig" 20f6dfc805SDavid Gibsonsource "arch/powerpc/platforms/44x/Kconfig" 21545c069cSJosh Boyersource "arch/powerpc/platforms/40x/Kconfig" 2254b318aaSGerhard Pirchersource "arch/powerpc/platforms/amigaone/Kconfig" 234330f5daSKumar Gala 244330f5daSKumar Galaconfig PPC_NATIVE 254330f5daSKumar Gala bool 2628794d34SBenjamin Herrenschmidt depends on 6xx || PPC64 274330f5daSKumar Gala help 284330f5daSKumar Gala Support for running natively on the hardware, i.e. without 294330f5daSKumar Gala a hypervisor. This option is not user-selectable but should 304330f5daSKumar Gala be selected by all platforms that need it. 314330f5daSKumar Gala 3228794d34SBenjamin Herrenschmidtconfig PPC_OF_BOOT_TRAMPOLINE 3328794d34SBenjamin Herrenschmidt bool "Support booting from Open Firmware or yaboot" 3428794d34SBenjamin Herrenschmidt depends on 6xx || PPC64 3528794d34SBenjamin Herrenschmidt default y 3628794d34SBenjamin Herrenschmidt help 3728794d34SBenjamin Herrenschmidt Support from booting from Open Firmware or yaboot using an 3828794d34SBenjamin Herrenschmidt Open Firmware client interface. This enables the kernel to 3928794d34SBenjamin Herrenschmidt communicate with open firmware to retrieve system informations 4028794d34SBenjamin Herrenschmidt such as the device tree. 4128794d34SBenjamin Herrenschmidt 4228794d34SBenjamin Herrenschmidt In case of doubt, say Y 4328794d34SBenjamin Herrenschmidt 444330f5daSKumar Galaconfig UDBG_RTAS_CONSOLE 454330f5daSKumar Gala bool "RTAS based debug console" 464330f5daSKumar Gala depends on PPC_RTAS 474330f5daSKumar Gala default n 484330f5daSKumar Gala 494330f5daSKumar Galaconfig PPC_UDBG_BEAT 504330f5daSKumar Gala bool "BEAT based debug console" 514330f5daSKumar Gala depends on PPC_CELLEB 524330f5daSKumar Gala default n 534330f5daSKumar Gala 544330f5daSKumar Galaconfig XICS 554330f5daSKumar Gala depends on PPC_PSERIES 564330f5daSKumar Gala bool 574330f5daSKumar Gala default y 584330f5daSKumar Gala 59b0bbad60SJohn Rigbyconfig IPIC 60b0bbad60SJohn Rigby bool 61b0bbad60SJohn Rigby default n 62b0bbad60SJohn Rigby 6398750261SKumar Galaconfig MPIC 6498750261SKumar Gala bool 6598750261SKumar Gala default n 6698750261SKumar Gala 6798750261SKumar Galaconfig MPIC_WEIRD 6898750261SKumar Gala bool 6998750261SKumar Gala default n 7098750261SKumar Gala 7198750261SKumar Galaconfig PPC_I8259 7298750261SKumar Gala bool 7398750261SKumar Gala default n 7498750261SKumar Gala 754330f5daSKumar Galaconfig U3_DART 764330f5daSKumar Gala bool 7728794d34SBenjamin Herrenschmidt depends on PPC64 784330f5daSKumar Gala default n 794330f5daSKumar Gala 804330f5daSKumar Galaconfig PPC_RTAS 814330f5daSKumar Gala bool 824330f5daSKumar Gala default n 834330f5daSKumar Gala 844330f5daSKumar Galaconfig RTAS_ERROR_LOGGING 854330f5daSKumar Gala bool 864330f5daSKumar Gala depends on PPC_RTAS 874330f5daSKumar Gala default n 884330f5daSKumar Gala 893d541c4bSBenjamin Herrenschmidtconfig PPC_RTAS_DAEMON 903d541c4bSBenjamin Herrenschmidt bool 913d541c4bSBenjamin Herrenschmidt depends on PPC_RTAS 923d541c4bSBenjamin Herrenschmidt default n 933d541c4bSBenjamin Herrenschmidt 944330f5daSKumar Galaconfig RTAS_PROC 954330f5daSKumar Gala bool "Proc interface to RTAS" 964330f5daSKumar Gala depends on PPC_RTAS 974330f5daSKumar Gala default y 984330f5daSKumar Gala 994330f5daSKumar Galaconfig RTAS_FLASH 1004330f5daSKumar Gala tristate "Firmware flash interface" 1014330f5daSKumar Gala depends on PPC64 && RTAS_PROC 1024330f5daSKumar Gala 1034330f5daSKumar Galaconfig MMIO_NVRAM 1044330f5daSKumar Gala bool 1054330f5daSKumar Gala default n 1064330f5daSKumar Gala 1076cfef5b2SMichael Ellermanconfig MPIC_U3_HT_IRQS 1084330f5daSKumar Gala bool 1094330f5daSKumar Gala depends on PPC_MAPLE 1104330f5daSKumar Gala default y 1114330f5daSKumar Gala 1120d72ba93SOlof Johanssonconfig MPIC_BROKEN_REGREAD 1130d72ba93SOlof Johansson bool 1140d72ba93SOlof Johansson depends on MPIC 1150d72ba93SOlof Johansson help 1160d72ba93SOlof Johansson This option enables a MPIC driver workaround for some chips 1170d72ba93SOlof Johansson that have a bug that causes some interrupt source information 1180d72ba93SOlof Johansson to not read back properly. It is safe to use on other chips as 1190d72ba93SOlof Johansson well, but enabling it uses about 8KB of memory to keep copies 1200d72ba93SOlof Johansson of the register contents in software. 1210d72ba93SOlof Johansson 1224330f5daSKumar Galaconfig IBMVIO 1234330f5daSKumar Gala depends on PPC_PSERIES || PPC_ISERIES 1244330f5daSKumar Gala bool 1254330f5daSKumar Gala default y 1264330f5daSKumar Gala 1274330f5daSKumar Galaconfig IBMEBUS 1284330f5daSKumar Gala depends on PPC_PSERIES 1294330f5daSKumar Gala bool "Support for GX bus based adapters" 1304330f5daSKumar Gala help 1314330f5daSKumar Gala Bus device driver for GX bus based adapters. 1324330f5daSKumar Gala 1334330f5daSKumar Galaconfig PPC_MPC106 1344330f5daSKumar Gala bool 1354330f5daSKumar Gala default n 1364330f5daSKumar Gala 1374330f5daSKumar Galaconfig PPC_970_NAP 1384330f5daSKumar Gala bool 1394330f5daSKumar Gala default n 1404330f5daSKumar Gala 1414330f5daSKumar Galaconfig PPC_INDIRECT_IO 1424330f5daSKumar Gala bool 1434330f5daSKumar Gala select GENERIC_IOMAP 1444330f5daSKumar Gala default n 1454330f5daSKumar Gala 1464330f5daSKumar Galaconfig GENERIC_IOMAP 1474330f5daSKumar Gala bool 1484330f5daSKumar Gala default n 1494330f5daSKumar Gala 1504330f5daSKumar Galasource "drivers/cpufreq/Kconfig" 1514330f5daSKumar Gala 152c146c958SOlof Johanssonmenu "CPU Frequency drivers" 153c146c958SOlof Johansson depends on CPU_FREQ 154c146c958SOlof Johansson 1554330f5daSKumar Galaconfig CPU_FREQ_PMAC 1564330f5daSKumar Gala bool "Support for Apple PowerBooks" 157c146c958SOlof Johansson depends on ADB_PMU && PPC32 1584330f5daSKumar Gala select CPU_FREQ_TABLE 1594330f5daSKumar Gala help 1604330f5daSKumar Gala This adds support for frequency switching on Apple PowerBooks, 1614330f5daSKumar Gala this currently includes some models of iBook & Titanium 1624330f5daSKumar Gala PowerBook. 1634330f5daSKumar Gala 1644330f5daSKumar Galaconfig CPU_FREQ_PMAC64 1654330f5daSKumar Gala bool "Support for some Apple G5s" 166c146c958SOlof Johansson depends on PPC_PMAC && PPC64 1674330f5daSKumar Gala select CPU_FREQ_TABLE 1684330f5daSKumar Gala help 1694330f5daSKumar Gala This adds support for frequency switching on Apple iMac G5, 1704330f5daSKumar Gala and some of the more recent desktop G5 machines as well. 1712e0c3370SOlof Johansson 1722e0c3370SOlof Johanssonconfig PPC_PASEMI_CPUFREQ 1732e0c3370SOlof Johansson bool "Support for PA Semi PWRficient" 174c146c958SOlof Johansson depends on PPC_PASEMI 1752e0c3370SOlof Johansson default y 1762e0c3370SOlof Johansson select CPU_FREQ_TABLE 1772e0c3370SOlof Johansson help 1782e0c3370SOlof Johansson This adds the support for frequency switching on PA Semi 1792e0c3370SOlof Johansson PWRficient processors. 1802e0c3370SOlof Johansson 181164a460dSKumar Galaendmenu 1824330f5daSKumar Gala 1834330f5daSKumar Galaconfig PPC601_SYNC_FIX 1844330f5daSKumar Gala bool "Workarounds for PPC601 bugs" 1854330f5daSKumar Gala depends on 6xx && (PPC_PREP || PPC_PMAC) 1864330f5daSKumar Gala help 1874330f5daSKumar Gala Some versions of the PPC601 (the first PowerPC chip) have bugs which 1884330f5daSKumar Gala mean that extra synchronization instructions are required near 1894330f5daSKumar Gala certain instructions, typically those that make major changes to the 1904330f5daSKumar Gala CPU state. These extra instructions reduce performance slightly. 1914330f5daSKumar Gala If you say N here, these extra instructions will not be included, 1924330f5daSKumar Gala resulting in a kernel which will run faster but may not run at all 1934330f5daSKumar Gala on some systems with the PPC601 chip. 1944330f5daSKumar Gala 1954330f5daSKumar Gala If in doubt, say Y here. 1964330f5daSKumar Gala 1974330f5daSKumar Galaconfig TAU 1984330f5daSKumar Gala bool "On-chip CPU temperature sensor support" 19928794d34SBenjamin Herrenschmidt depends on 6xx 2004330f5daSKumar Gala help 2014330f5daSKumar Gala G3 and G4 processors have an on-chip temperature sensor called the 2024330f5daSKumar Gala 'Thermal Assist Unit (TAU)', which, in theory, can measure the on-die 2034330f5daSKumar Gala temperature within 2-4 degrees Celsius. This option shows the current 2044330f5daSKumar Gala on-die temperature in /proc/cpuinfo if the cpu supports it. 2054330f5daSKumar Gala 2064330f5daSKumar Gala Unfortunately, on some chip revisions, this sensor is very inaccurate 2074330f5daSKumar Gala and in many cases, does not work at all, so don't assume the cpu 2084330f5daSKumar Gala temp is actually what /proc/cpuinfo says it is. 2094330f5daSKumar Gala 2104330f5daSKumar Galaconfig TAU_INT 2114330f5daSKumar Gala bool "Interrupt driven TAU driver (DANGEROUS)" 2124330f5daSKumar Gala depends on TAU 2134330f5daSKumar Gala ---help--- 2144330f5daSKumar Gala The TAU supports an interrupt driven mode which causes an interrupt 2154330f5daSKumar Gala whenever the temperature goes out of range. This is the fastest way 2164330f5daSKumar Gala to get notified the temp has exceeded a range. With this option off, 2174330f5daSKumar Gala a timer is used to re-check the temperature periodically. 2184330f5daSKumar Gala 2194330f5daSKumar Gala However, on some cpus it appears that the TAU interrupt hardware 2204330f5daSKumar Gala is buggy and can cause a situation which would lead unexplained hard 2214330f5daSKumar Gala lockups. 2224330f5daSKumar Gala 2234330f5daSKumar Gala Unless you are extending the TAU driver, or enjoy kernel/hardware 2244330f5daSKumar Gala debugging, leave this option off. 2254330f5daSKumar Gala 2264330f5daSKumar Galaconfig TAU_AVERAGE 2274330f5daSKumar Gala bool "Average high and low temp" 2284330f5daSKumar Gala depends on TAU 2294330f5daSKumar Gala ---help--- 2304330f5daSKumar Gala The TAU hardware can compare the temperature to an upper and lower 2314330f5daSKumar Gala bound. The default behavior is to show both the upper and lower 2324330f5daSKumar Gala bound in /proc/cpuinfo. If the range is large, the temperature is 2334330f5daSKumar Gala either changing a lot, or the TAU hardware is broken (likely on some 2344330f5daSKumar Gala G4's). If the range is small (around 4 degrees), the temperature is 2354330f5daSKumar Gala relatively stable. If you say Y here, a single temperature value, 2364330f5daSKumar Gala halfway between the upper and lower bounds, will be reported in 2374330f5daSKumar Gala /proc/cpuinfo. 2384330f5daSKumar Gala 2394330f5daSKumar Gala If in doubt, say N here. 2404330f5daSKumar Gala 24198750261SKumar Galaconfig QUICC_ENGINE 2424e330bcfSTimur Tabi bool "Freescale QUICC Engine (QE) Support" 2434e330bcfSTimur Tabi depends on FSL_SOC 2441088a209SSylvain Munaut select PPC_LIB_RHEAP 245bc556ba9STimur Tabi select CRC32 24698750261SKumar Gala help 24798750261SKumar Gala The QUICC Engine (QE) is a new generation of communications 24898750261SKumar Gala coprocessors on Freescale embedded CPUs (akin to CPM in older chips). 24998750261SKumar Gala Selecting this option means that you wish to build a kernel 25098750261SKumar Gala for a machine with a QE coprocessor. 25198750261SKumar Gala 2525c091193SAnton Vorontsovconfig QE_GPIO 2535c091193SAnton Vorontsov bool "QE GPIO support" 2545c091193SAnton Vorontsov depends on QUICC_ENGINE 2555c091193SAnton Vorontsov select GENERIC_GPIO 2565c091193SAnton Vorontsov select ARCH_REQUIRE_GPIOLIB 2575c091193SAnton Vorontsov help 2585c091193SAnton Vorontsov Say Y here if you're going to use hardware that connects to the 2595c091193SAnton Vorontsov QE GPIOs. 2605c091193SAnton Vorontsov 261d6071f88SKumar Galaconfig CPM2 262b8b3caf3SPaul Gortmaker bool "Enable support for the CPM2 (Communications Processor Module)" 2635753c082SKumar Gala depends on (FSL_SOC_BOOKE && PPC32) || 8260 264c374e00eSScott Wood select CPM 2651088a209SSylvain Munaut select PPC_LIB_RHEAP 266b500563bSJohn Rigby select PPC_PCI_CHOICE 267e193325eSLaurent Pinchart select ARCH_REQUIRE_GPIOLIB 268e193325eSLaurent Pinchart select GENERIC_GPIO 269d6071f88SKumar Gala help 270d6071f88SKumar Gala The CPM2 (Communications Processor Module) is a coprocessor on 271d6071f88SKumar Gala embedded CPUs made by Freescale. Selecting this option means that 272d6071f88SKumar Gala you wish to build a kernel for a machine with a CPM2 coprocessor 273d6071f88SKumar Gala on it (826x, 827x, 8560). 274d6071f88SKumar Gala 275dbdf04c4SMaxim Shchetyninconfig AXON_RAM 276dbdf04c4SMaxim Shchetynin tristate "Axon DDR2 memory device driver" 277ebf0f334SMichael Ellerman depends on PPC_IBM_CELL_BLADE && BLOCK 278dbdf04c4SMaxim Shchetynin default m 279dbdf04c4SMaxim Shchetynin help 280dbdf04c4SMaxim Shchetynin It registers one block device per Axon's DDR2 memory bank found 281dbdf04c4SMaxim Shchetynin on a system. Block devices are called axonram?, their major and 282dbdf04c4SMaxim Shchetynin minor numbers are available in /proc/devices, /proc/partitions or 283dbdf04c4SMaxim Shchetynin in /sys/block/axonram?/dev. 284dbdf04c4SMaxim Shchetynin 285b66510cbSKumar Galaconfig FSL_ULI1575 286b66510cbSKumar Gala bool 287b66510cbSKumar Gala default n 288fb4f0e88SKumar Gala select GENERIC_ISA_DMA 289b66510cbSKumar Gala help 290b66510cbSKumar Gala Supports for the ULI1575 PCIe south bridge that exists on some 291b66510cbSKumar Gala Freescale reference boards. The boards all use the ULI in pretty 292b66510cbSKumar Gala much the same way. 293b66510cbSKumar Gala 294c374e00eSScott Woodconfig CPM 295c374e00eSScott Wood bool 29680776554SLaurent Pinchart select PPC_CLOCK 297c374e00eSScott Wood 29822258fa4SDavid Gibsonconfig OF_RTC 29922258fa4SDavid Gibson bool 30022258fa4SDavid Gibson help 301692105b8SMatt LaPlante Uses information from the OF or flattened device tree to instantiate 30222258fa4SDavid Gibson platform devices for direct mapped RTC chips like the DS1742 or DS1743. 30322258fa4SDavid Gibson 3042f9ea1bdSSylvain Munautsource "arch/powerpc/sysdev/bestcomm/Kconfig" 3052f9ea1bdSSylvain Munaut 306782f04fcSKumar Galaconfig MPC8xxx_GPIO 307782f04fcSKumar Gala bool "MPC8xxx GPIO support" 3085753c082SKumar Gala depends on PPC_MPC831x || PPC_MPC834x || PPC_MPC837x || FSL_SOC_BOOKE || PPC_86xx 309782f04fcSKumar Gala select GENERIC_GPIO 310782f04fcSKumar Gala select ARCH_REQUIRE_GPIOLIB 311782f04fcSKumar Gala help 312782f04fcSKumar Gala Say Y here if you're going to use hardware that connects to the 313782f04fcSKumar Gala MPC831x/834x/837x/8572/8610 GPIOs. 314782f04fcSKumar Gala 3153d64de9cSAnton Vorontsovconfig SIMPLE_GPIO 3163d64de9cSAnton Vorontsov bool "Support for simple, memory-mapped GPIO controllers" 3173d64de9cSAnton Vorontsov depends on PPC 3183d64de9cSAnton Vorontsov select GENERIC_GPIO 3193d64de9cSAnton Vorontsov select ARCH_REQUIRE_GPIOLIB 3203d64de9cSAnton Vorontsov help 3213d64de9cSAnton Vorontsov Say Y here to support simple, memory-mapped GPIO controllers. 3223d64de9cSAnton Vorontsov These are usually BCSRs used to control board's switches, LEDs, 3233d64de9cSAnton Vorontsov chip-selects, Ethernet/USB PHY's power and various other small 3243d64de9cSAnton Vorontsov on-board peripherals. 3253d64de9cSAnton Vorontsov 326ea0105eaSAnton Vorontsovconfig MCU_MPC8349EMITX 327ea0105eaSAnton Vorontsov tristate "MPC8349E-mITX MCU driver" 328ea0105eaSAnton Vorontsov depends on I2C && PPC_83xx 329ea0105eaSAnton Vorontsov select GENERIC_GPIO 330ea0105eaSAnton Vorontsov select ARCH_REQUIRE_GPIOLIB 331ea0105eaSAnton Vorontsov help 332ea0105eaSAnton Vorontsov Say Y here to enable soft power-off functionality on the Freescale 333ea0105eaSAnton Vorontsov boards with the MPC8349E-mITX-compatible MCU chips. This driver will 334ea0105eaSAnton Vorontsov also register MCU GPIOs with the generic GPIO API, so you'll able 335ea0105eaSAnton Vorontsov to use MCU pins as GPIOs. 336ea0105eaSAnton Vorontsov 33764f16502SRoderick Colenbranderconfig XILINX_PCI 33864f16502SRoderick Colenbrander bool "Xilinx PCI host bridge support" 33964f16502SRoderick Colenbrander depends on PCI && XILINX_VIRTEX 34064f16502SRoderick Colenbrander 3414330f5daSKumar Galaendmenu 342