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authorJean-Jacques Hiblot <jjhiblot@ti.com>2017-09-15 12:57:24 +0200
committerTom Rini <trini@konsulko.com>2017-10-05 21:31:04 -0400
commit11955590a284ecb75892aad5f1174ca1b94a709b (patch)
tree7fb4c33ed9425437990c4994e778e768adc23248 /dts
parent84570a0c111ac50372d51271eadc13ff5cbb1a54 (diff)
dts: renamed FIT_EMBED to MULTI_DTB_FIT and moved it to the dts Kconfig
CONFIG_FIT_EMBED might be confused with CONFIG_OF_EMBED, rename it MULTI_DTB_FIT as it is able to get a DTB from a FIT image containing multiple DTBs. Also move the option to the Kconfig dedicated to the DTS options and create a README for this feature. Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'dts')
-rw-r--r--dts/Kconfig20
1 files changed, 19 insertions, 1 deletions
diff --git a/dts/Kconfig b/dts/Kconfig
index 4ee05109431..454acaaa3c7 100644
--- a/dts/Kconfig
+++ b/dts/Kconfig
@@ -102,7 +102,7 @@ config DEFAULT_DEVICE_TREE
config OF_LIST
string "List of device tree files to include for DT control"
- depends on SPL_LOAD_FIT || FIT_EMBED
+ depends on SPL_LOAD_FIT || MULTI_DTB_FIT
default DEFAULT_DEVICE_TREE
help
This option specifies a list of device tree files to use for DT
@@ -112,6 +112,24 @@ config OF_LIST
device tree files (without the directory or .dtb suffix)
separated by <space>.
+
+config DTB_RESELECT
+ bool "Support swapping dtbs at a later point in boot"
+ depends on MULTI_DTB_FIT
+ help
+ It is possible during initial boot you may need to use a generic
+ dtb until you can fully determine the board your running on. This
+ config allows boards to implement a function at a later point
+ during boot to switch to the "correct" dtb.
+
+config MULTI_DTB_FIT
+ bool "Support embedding several DTBs in a FIT image for u-boot"
+ help
+ This option provides hooks to allow U-boot to parse an
+ appended FIT image and enable board specific code to then select
+ the correct DTB to be used. Use this if you need to support
+ multiple DTBs but don't use the SPL.
+
config OF_SPL_REMOVE_PROPS
string "List of device tree properties to drop for SPL"
depends on SPL_OF_CONTROL