15ab5fc7eSGrant Likelyconfig DTC 25ab5fc7eSGrant Likely bool 35ab5fc7eSGrant Likely 4bcbefae2SStephen Rothwellconfig OF 5bcbefae2SStephen Rothwell bool 6bcbefae2SStephen Rothwell 73cfc535cSAndres Salomonmenu "Device Tree and Open Firmware support" 85ab5fc7eSGrant Likely depends on OF 95ab5fc7eSGrant Likely 10ef2a4524SAndres Salomonconfig PROC_DEVICETREE 11ef2a4524SAndres Salomon bool "Support for device tree in /proc" 12ef2a4524SAndres Salomon depends on PROC_FS && !SPARC 13ef2a4524SAndres Salomon help 14ef2a4524SAndres Salomon This option adds a device-tree directory under /proc which contains 15ef2a4524SAndres Salomon an image of the device tree that the kernel copies from Open 16ef2a4524SAndres Salomon Firmware or other boot firmware. If unsure, say Y here. 17ef2a4524SAndres Salomon 1853a42093SGrant Likelyconfig OF_SELFTEST 1953a42093SGrant Likely bool "Device Tree Runtime self tests" 2053a42093SGrant Likely help 2153a42093SGrant Likely This option builds in test cases for the device tree infrastructure 2253a42093SGrant Likely that are executed one at boot time, and the results dumped to the 2353a42093SGrant Likely console. 2453a42093SGrant Likely 2553a42093SGrant Likely If unsure, say N here, but this option is safe to enable. 2653a42093SGrant Likely 27e169cfbeSGrant Likelyconfig OF_FLATTREE 28e169cfbeSGrant Likely bool 295ab5fc7eSGrant Likely select DTC 30e169cfbeSGrant Likely 31e6ce1324SStephen Neuendorfferconfig OF_EARLY_FLATTREE 32e6ce1324SStephen Neuendorffer bool 33e6ce1324SStephen Neuendorffer select OF_FLATTREE 34e6ce1324SStephen Neuendorffer 353cfc535cSAndres Salomonconfig OF_PROMTREE 363cfc535cSAndres Salomon bool 373cfc535cSAndres Salomon 380f22dd39SGrant Likely# Hardly any platforms need this. It is safe to select, but only do so if you 390f22dd39SGrant Likely# need it. 40fcdeb7feSGrant Likelyconfig OF_DYNAMIC 410f22dd39SGrant Likely bool 42fcdeb7feSGrant Likely 436b884a8dSGrant Likelyconfig OF_ADDRESS 446b884a8dSGrant Likely def_bool y 455ab5fc7eSGrant Likely depends on !SPARC 466b884a8dSGrant Likely 47e3873444SGrant Likelyconfig OF_IRQ 48e3873444SGrant Likely def_bool y 495ab5fc7eSGrant Likely depends on !SPARC 50e3873444SGrant Likely 51f85ff305SStephen Rothwellconfig OF_DEVICE 52f85ff305SStephen Rothwell def_bool y 53863fbf49SAnton Vorontsov 54863fbf49SAnton Vorontsovconfig OF_GPIO 55863fbf49SAnton Vorontsov def_bool y 565ab5fc7eSGrant Likely depends on GPIOLIB && !SPARC 57863fbf49SAnton Vorontsov help 58863fbf49SAnton Vorontsov OpenFirmware GPIO accessors 59612212a3SJochen Friedrich 60612212a3SJochen Friedrichconfig OF_I2C 61585468e5SJochen Friedrich def_tristate I2C 625ab5fc7eSGrant Likely depends on I2C && !SPARC 63612212a3SJochen Friedrich help 64612212a3SJochen Friedrich OpenFirmware I2C accessors 65284b0189SGrant Likely 664b6ba8aaSDavid Daneyconfig OF_NET 674b6ba8aaSDavid Daney depends on NETDEVICES 684b6ba8aaSDavid Daney def_bool y 694b6ba8aaSDavid Daney 70284b0189SGrant Likelyconfig OF_SPI 71284b0189SGrant Likely def_tristate SPI 725ab5fc7eSGrant Likely depends on SPI && !SPARC 73284b0189SGrant Likely help 74284b0189SGrant Likely OpenFirmware SPI accessors 758bc487d1SGrant Likely 768bc487d1SGrant Likelyconfig OF_MDIO 778bc487d1SGrant Likely def_tristate PHYLIB 785ab5fc7eSGrant Likely depends on PHYLIB 798bc487d1SGrant Likely help 808bc487d1SGrant Likely OpenFirmware MDIO bus (Ethernet PHY) accessors 815ab5fc7eSGrant Likely 8204bea68bSSebastian Andrzej Siewiorconfig OF_PCI 8304bea68bSSebastian Andrzej Siewior def_tristate PCI 8498d9f30cSBenjamin Herrenschmidt depends on PCI 8504bea68bSSebastian Andrzej Siewior help 8604bea68bSSebastian Andrzej Siewior OpenFirmware PCI bus accessors 8704bea68bSSebastian Andrzej Siewior 8898d9f30cSBenjamin Herrenschmidtconfig OF_PCI_IRQ 8998d9f30cSBenjamin Herrenschmidt def_tristate PCI 9098d9f30cSBenjamin Herrenschmidt depends on OF_PCI && OF_IRQ 9198d9f30cSBenjamin Herrenschmidt help 9298d9f30cSBenjamin Herrenschmidt OpenFirmware PCI IRQ routing helpers 9398d9f30cSBenjamin Herrenschmidt 945ab5fc7eSGrant Likelyendmenu # OF 95