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config DTC
bool
config OF
bool
menu "Device Tree and Open Firmware support"
depends on OF
config PROC_DEVICETREE
bool "Support for device tree in /proc"
depends on PROC_FS && !SPARC
help
This option adds a device-tree directory under /proc which contains
an image of the device tree that the kernel copies from Open
Firmware or other boot firmware. If unsure, say Y here.
config OF_SELFTEST
bool "Device Tree Runtime self tests"
help
This option builds in test cases for the device tree infrastructure
that are executed one at boot time, and the results dumped to the
console.
If unsure, say N here, but this option is safe to enable.
config OF_FLATTREE
bool
select DTC
select LIBFDT
config OF_EARLY_FLATTREE
bool
select OF_FLATTREE
config OF_PROMTREE
bool
# Hardly any platforms need this. It is safe to select, but only do so if you
# need it.
config OF_DYNAMIC
bool
config OF_ADDRESS
def_bool y
depends on !SPARC
config OF_IRQ
def_bool y
depends on !SPARC
config OF_DEVICE
def_bool y
config OF_I2C
def_tristate I2C
depends on I2C
help
OpenFirmware I2C accessors
config OF_NET
depends on NETDEVICES
def_bool y
config OF_MDIO
def_tristate PHYLIB
depends on PHYLIB
help
OpenFirmware MDIO bus (Ethernet PHY) accessors
config OF_PCI
def_tristate PCI
depends on PCI
help
OpenFirmware PCI bus accessors
config OF_PCI_IRQ
def_tristate PCI
depends on OF_PCI && OF_IRQ
help
OpenFirmware PCI IRQ routing helpers
config OF_SPMI
def_tristate SPMI
depends on SPMI
help
OpenFirmware SPMI bus accessors
config OF_MTD
depends on MTD
def_bool y
config OF_SLIMBUS
def_tristate SLIMBUS
depends on SLIMBUS
help
OpenFirmware SLIMBUS accessors
config OF_CORESIGHT
def_bool y
depends on CORESIGHT
help
OpenFirmware CoreSight accessors
config OF_BATTERYDATA
def_bool y
help
OpenFirmware BatteryData accessors
config OF_RESERVED_MEM
depends on OF_EARLY_FLATTREE
bool
help
Helpers to allow for reservation of memory regions
config OF_RESOLVE
bool "OF Dynamic resolution support"
depends on OF
select OF_DYNAMIC
select OF_DEVICE
help
Enable OF dynamic resolution support. This allows you to
load Device Tree object fragments are run time.
config OF_OVERLAY
bool "OF overlay support"
depends on OF
select OF_DYNAMIC
select OF_DEVICE
select OF_RESOLVE
help
OpenFirmware overlay support. Allows you to modify on runtime the
live tree using overlays.
endmenu # OF
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