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-rw-r--r--dts/Kconfig48
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diff --git a/dts/Kconfig b/dts/Kconfig
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+#
+# Device Tree Control
+#
+# TODO:
+# This feature is not currently supported for SPL,
+# but this restriction should be removed in the future.
+
+config SUPPORT_OF_CONTROL
+ bool
+
+menu "Device Tree Control"
+ depends on !SPL_BUILD
+ depends on SUPPORT_OF_CONTROL
+
+config OF_CONTROL
+ bool "Run-time configuration via Device Tree"
+ help
+ This feature provides for run-time configuration of U-Boot
+ via a flattened device tree.
+
+choice
+ prompt "Provider of DTB for DT control"
+ depends on OF_CONTROL
+
+config OF_SEPARATE
+ bool "Separate DTB for DT control"
+ depends on !SANDBOX
+ help
+ If this option is enabled, the device tree will be built and
+ placed as a separate u-boot.dtb file alongside the U-Boot image.
+
+config OF_EMBED
+ bool "Embedded DTB for DT control"
+ help
+ If this option is enabled, the device tree will be picked up and
+ built into the U-Boot image.
+
+config OF_HOSTFILE
+ bool "Host filed DTB for DT control"
+ depends on SANDBOX
+ help
+ If this option is enabled, DTB will be read from a file on startup.
+ This is only useful for Sandbox. Use the -d flag to U-Boot to
+ specify the file to read.
+
+endchoice
+
+endmenu