config OF_CONTROL
bool "Run-time configuration via Device Tree"
select DTC
+ select OF_LIBFDT if !OF_PLATDATA
help
This feature provides for run-time configuration of U-Boot
via a flattened device tree.
config SPL_OF_CONTROL
bool "Enable run-time configuration via Device Tree in SPL"
depends on SPL && OF_CONTROL
+ select SPL_OF_LIBFDT if !SPL_OF_PLATDATA
help
Some boards use device tree in U-Boot but only have 4KB of SRAM
which is not enough to support device tree. Disable this option to
config TPL_OF_CONTROL
bool "Enable run-time configuration via Device Tree in TPL"
depends on TPL && OF_CONTROL
+ select TPL_OF_LIBFDT if !TPL_OF_PLATDATA
help
Some boards use device tree in U-Boot but only have 4KB of SRAM
which is not enough to support device tree. Enable this option to
device tree files (without the directory or .dtb suffix)
separated by <space>.
+config OF_OVERLAY_LIST
+ string "List of device tree overlays to include for DT control"
+ depends on SPL_LOAD_FIT_APPLY_OVERLAY
+ help
+ This option specifies a list of device tree overlays to use for DT
+ control. This option can then be used by a FIT generator to include
+ the overlays in the FIT image.
+
choice
- prompt "SPL OF LIST compression"
+ prompt "OF LIST compression"
depends on MULTI_DTB_FIT
default MULTI_DTB_FIT_NO_COMPRESSION
can be discarded. This option defines the list of properties to
discard.
+config OF_DTB_PROPS_REMOVE
+ bool "Enable removal of device tree properties"
+ depends on OF_CONTROL
+ help
+ Some boards have restricted amount of storage for U-Boot image.
+ If the generated binary doesn't fit into available image storage,
+ the built-in device tree could probably be cut down by removing
+ some not required device tree properties to reduce the image size.
+ Enable this option and define the properties to be removed in the
+ CONFIG_OF_REMOVE_PROPS list. Do not enable this option if you must
+ pass the built-in DTB directly to the kernel!
+
+config OF_REMOVE_PROPS
+ string "List of device tree properties to drop"
+ depends on OF_DTB_PROPS_REMOVE
+ default "interrupt-parent interrupts" if PINCTRL
+ help
+ Some properties are not used by U-Boot and can be discarded.
+ This option defines the list of properties to discard.
+
config SPL_OF_PLATDATA
bool "Generate platform data for use in SPL"
depends on SPL_OF_CONTROL