Makefile: Allow CONFIG_SPL_FIT_GENERATOR to be empty
At present we use the empty string to indicate that there is no FIT
generator, but this doesn't allow an individual board to undefine it.
Create a separate bool instead.
Update the config of the boards which currently have an empty string.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/am335x_evm_defconfig b/configs/am335x_evm_defconfig
index 0c05c32..0d81453 100644
--- a/configs/am335x_evm_defconfig
+++ b/configs/am335x_evm_defconfig
@@ -7,6 +7,7 @@
CONFIG_DEFAULT_DEVICE_TREE="am335x-evm"
CONFIG_DISTRO_DEFAULTS=y
CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
CONFIG_OF_BOARD_SETUP=y
CONFIG_BOOTCOMMAND="if test ${boot_fit} -eq 1; then run update_to_fit; fi; run findfdt; run init_console; run envboot; run distro_bootcmd"
CONFIG_LOGLEVEL=3