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
diff --git a/configs/am335x_hs_evm_defconfig b/configs/am335x_hs_evm_defconfig
index 8a7a9bb..ea14bbd 100644
--- a/configs/am335x_hs_evm_defconfig
+++ b/configs/am335x_hs_evm_defconfig
@@ -11,6 +11,7 @@
 CONFIG_FIT_IMAGE_POST_PROCESS=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=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
diff --git a/configs/am335x_hs_evm_uart_defconfig b/configs/am335x_hs_evm_uart_defconfig
index f704964..dba1ca1 100644
--- a/configs/am335x_hs_evm_uart_defconfig
+++ b/configs/am335x_hs_evm_uart_defconfig
@@ -14,6 +14,7 @@
 CONFIG_FIT_IMAGE_POST_PROCESS=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=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
diff --git a/configs/am43xx_evm_defconfig b/configs/am43xx_evm_defconfig
index e3c46a8..0bac68e 100644
--- a/configs/am43xx_evm_defconfig
+++ b/configs/am43xx_evm_defconfig
@@ -11,6 +11,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="am437x-gp-evm"
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 # CONFIG_MISC_INIT_R is not set
diff --git a/configs/am43xx_evm_rtconly_defconfig b/configs/am43xx_evm_rtconly_defconfig
index 516c5c1..ae8eac0 100644
--- a/configs/am43xx_evm_rtconly_defconfig
+++ b/configs/am43xx_evm_rtconly_defconfig
@@ -11,6 +11,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="am437x-gp-evm"
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 # CONFIG_MISC_INIT_R is not set
diff --git a/configs/am43xx_evm_usbhost_boot_defconfig b/configs/am43xx_evm_usbhost_boot_defconfig
index 967c88c..381994b 100644
--- a/configs/am43xx_evm_usbhost_boot_defconfig
+++ b/configs/am43xx_evm_usbhost_boot_defconfig
@@ -10,6 +10,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="am437x-gp-evm"
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
 # CONFIG_MISC_INIT_R is not set
diff --git a/configs/am43xx_hs_evm_defconfig b/configs/am43xx_hs_evm_defconfig
index 4a89a7f..d31341a 100644
--- a/configs/am43xx_hs_evm_defconfig
+++ b/configs/am43xx_hs_evm_defconfig
@@ -19,6 +19,7 @@
 CONFIG_FIT_IMAGE_POST_PROCESS=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_SYS_CONSOLE_INFO_QUIET=y
diff --git a/configs/am57xx_evm_defconfig b/configs/am57xx_evm_defconfig
index a1153bb..7211146 100644
--- a/configs/am57xx_evm_defconfig
+++ b/configs/am57xx_evm_defconfig
@@ -18,6 +18,7 @@
 CONFIG_AHCI=y
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="androidboot.serialno=${serial#} console=ttyS2,115200 androidboot.console=ttyS2 androidboot.hardware=beagle_x15board"
diff --git a/configs/am57xx_hs_evm_defconfig b/configs/am57xx_hs_evm_defconfig
index 26be042..cfec32e 100644
--- a/configs/am57xx_hs_evm_defconfig
+++ b/configs/am57xx_hs_evm_defconfig
@@ -23,6 +23,7 @@
 CONFIG_FIT_IMAGE_POST_PROCESS=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="androidboot.serialno=${serial#} console=ttyS2,115200 androidboot.console=ttyS2 androidboot.hardware=beagle_x15board"
diff --git a/configs/am57xx_hs_evm_usb_defconfig b/configs/am57xx_hs_evm_usb_defconfig
index 0263924..64935b7 100644
--- a/configs/am57xx_hs_evm_usb_defconfig
+++ b/configs/am57xx_hs_evm_usb_defconfig
@@ -25,6 +25,7 @@
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x80200000
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="androidboot.serialno=${serial#} console=ttyS2,115200 androidboot.console=ttyS2 androidboot.hardware=beagle_x15board"
diff --git a/configs/am65x_evm_a53_defconfig b/configs/am65x_evm_a53_defconfig
index 688fe2e..86bd940 100644
--- a/configs/am65x_evm_a53_defconfig
+++ b/configs/am65x_evm_a53_defconfig
@@ -26,6 +26,7 @@
 CONFIG_DISTRO_DEFAULTS=y
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_BOOTCOMMAND="run findfdt; run envboot; run init_${boot}; run boot_rprocs; run get_kern_${boot}; run get_fdt_${boot}; run get_overlay_${boot}; run run_kern"
 CONFIG_CONSOLE_MUX=y
diff --git a/configs/am65x_evm_r5_defconfig b/configs/am65x_evm_r5_defconfig
index 9e1da64..38c5557 100644
--- a/configs/am65x_evm_r5_defconfig
+++ b/configs/am65x_evm_r5_defconfig
@@ -24,6 +24,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="k3-am654-r5-base-board"
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_USE_BOOTCOMMAND=y
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_SPL_STACK_R=y
diff --git a/configs/am65x_hs_evm_a53_defconfig b/configs/am65x_hs_evm_a53_defconfig
index 04734ef..459fa6d 100644
--- a/configs/am65x_hs_evm_a53_defconfig
+++ b/configs/am65x_hs_evm_a53_defconfig
@@ -29,6 +29,7 @@
 CONFIG_FIT_IMAGE_POST_PROCESS=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_BOOTCOMMAND="run findfdt; run envboot; run init_${boot}; run get_fit_${boot}; run get_overlaystring; run run_fit"
 CONFIG_CONSOLE_MUX=y
diff --git a/configs/am65x_hs_evm_r5_defconfig b/configs/am65x_hs_evm_r5_defconfig
index 0abcd3b..1c9d3e2 100644
--- a/configs/am65x_hs_evm_r5_defconfig
+++ b/configs/am65x_hs_evm_r5_defconfig
@@ -26,6 +26,7 @@
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_USE_BOOTCOMMAND=y
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_SPL_STACK_R=y
diff --git a/configs/dh_imx6_defconfig b/configs/dh_imx6_defconfig
index f7355d2..f0771f5 100644
--- a/configs/dh_imx6_defconfig
+++ b/configs/dh_imx6_defconfig
@@ -26,6 +26,7 @@
 # CONFIG_SYS_MALLOC_F is not set
 CONFIG_FIT=y
 CONFIG_SPL_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
 # CONFIG_USE_BOOTCOMMAND is not set
diff --git a/configs/display5_defconfig b/configs/display5_defconfig
index 654eb23..c9971d6 100644
--- a/configs/display5_defconfig
+++ b/configs/display5_defconfig
@@ -29,6 +29,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="imx6q-display5"
 CONFIG_FIT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg,MX6Q"
 CONFIG_SUPPORT_RAW_INITRD=y
diff --git a/configs/display5_factory_defconfig b/configs/display5_factory_defconfig
index e0b48a4..622cf52 100644
--- a/configs/display5_factory_defconfig
+++ b/configs/display5_factory_defconfig
@@ -26,6 +26,7 @@
 CONFIG_DEFAULT_DEVICE_TREE="imx6q-display5"
 CONFIG_FIT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg,MX6Q"
 CONFIG_BOOTDELAY=3
diff --git a/configs/dra7xx_evm_defconfig b/configs/dra7xx_evm_defconfig
index 1fb4645..86eb6f8 100644
--- a/configs/dra7xx_evm_defconfig
+++ b/configs/dra7xx_evm_defconfig
@@ -19,6 +19,7 @@
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x80200000
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="androidboot.serialno=${serial#} console=ttyS0,115200 androidboot.console=ttyS0 androidboot.hardware=jacinto6evmboard"
diff --git a/configs/dra7xx_hs_evm_defconfig b/configs/dra7xx_hs_evm_defconfig
index 56b7ec8..6079920 100644
--- a/configs/dra7xx_hs_evm_defconfig
+++ b/configs/dra7xx_hs_evm_defconfig
@@ -24,6 +24,7 @@
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x80200000
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="androidboot.serialno=${serial#} console=ttyS0,115200 androidboot.console=ttyS0 androidboot.hardware=jacinto6evmboard"
diff --git a/configs/dra7xx_hs_evm_usb_defconfig b/configs/dra7xx_hs_evm_usb_defconfig
index 5bc03fd..e6b9682 100644
--- a/configs/dra7xx_hs_evm_usb_defconfig
+++ b/configs/dra7xx_hs_evm_usb_defconfig
@@ -26,6 +26,7 @@
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x80200000
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="androidboot.serialno=${serial#} console=ttyS0,115200 androidboot.console=ttyS0 androidboot.hardware=jacinto6evmboard"
diff --git a/configs/imx6qdl_icore_mipi_defconfig b/configs/imx6qdl_icore_mipi_defconfig
index f1ce2aa..68442c6 100644
--- a/configs/imx6qdl_icore_mipi_defconfig
+++ b/configs/imx6qdl_icore_mipi_defconfig
@@ -21,6 +21,7 @@
 CONFIG_FIT_SIGNATURE=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_LEGACY_IMAGE_FORMAT=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
diff --git a/configs/imx6qdl_icore_mmc_defconfig b/configs/imx6qdl_icore_mmc_defconfig
index fb78f82..7a414e5 100644
--- a/configs/imx6qdl_icore_mmc_defconfig
+++ b/configs/imx6qdl_icore_mmc_defconfig
@@ -24,6 +24,7 @@
 CONFIG_FIT_SIGNATURE=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_LEGACY_IMAGE_FORMAT=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
diff --git a/configs/imx6qdl_icore_rqs_defconfig b/configs/imx6qdl_icore_rqs_defconfig
index a46e0c7..6ecbc9f 100644
--- a/configs/imx6qdl_icore_rqs_defconfig
+++ b/configs/imx6qdl_icore_rqs_defconfig
@@ -18,6 +18,7 @@
 CONFIG_FIT_SIGNATURE=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_LEGACY_IMAGE_FORMAT=y
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTDELAY=3
diff --git a/configs/j721e_evm_a72_defconfig b/configs/j721e_evm_a72_defconfig
index 7e9f77f..c8f5f5b 100644
--- a/configs/j721e_evm_a72_defconfig
+++ b/configs/j721e_evm_a72_defconfig
@@ -28,6 +28,7 @@
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x81000000
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_BOOTCOMMAND="run findfdt; run envboot; run init_${boot}; run boot_rprocs; run get_kern_${boot}; run get_fdt_${boot}; run get_overlay_${boot}; run run_kern"
 CONFIG_SPL_BOARD_INIT=y
 CONFIG_SPL_SYS_MALLOC_SIMPLE=y
diff --git a/configs/j721e_evm_r5_defconfig b/configs/j721e_evm_r5_defconfig
index 30be5d1..4128548 100644
--- a/configs/j721e_evm_r5_defconfig
+++ b/configs/j721e_evm_r5_defconfig
@@ -24,6 +24,7 @@
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x80080000
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_USE_BOOTCOMMAND=y
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_SPL_BOARD_INIT=y
diff --git a/configs/j721e_hs_evm_a72_defconfig b/configs/j721e_hs_evm_a72_defconfig
index 80d4062..a7daa65 100644
--- a/configs/j721e_hs_evm_a72_defconfig
+++ b/configs/j721e_hs_evm_a72_defconfig
@@ -29,6 +29,7 @@
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x81000000
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_BOOTCOMMAND="run findfdt; run envboot; run init_${boot}; run boot_rprocs; run get_fit_${boot}; run get_overlaystring; run run_fit"
 CONFIG_SPL_BOARD_INIT=y
 CONFIG_SPL_SYS_MALLOC_SIMPLE=y
diff --git a/configs/j721e_hs_evm_r5_defconfig b/configs/j721e_hs_evm_r5_defconfig
index cb6f97b..62c3bc5 100644
--- a/configs/j721e_hs_evm_r5_defconfig
+++ b/configs/j721e_hs_evm_r5_defconfig
@@ -27,6 +27,7 @@
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x80080000
 CONFIG_SPL_FIT_IMAGE_POST_PROCESS=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_USE_BOOTCOMMAND=y
 # CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_SPL_STACK_R=y
diff --git a/configs/ls1046ardb_qspi_spl_defconfig b/configs/ls1046ardb_qspi_spl_defconfig
index 30e5599..f076edb 100644
--- a/configs/ls1046ardb_qspi_spl_defconfig
+++ b/configs/ls1046ardb_qspi_spl_defconfig
@@ -20,6 +20,7 @@
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_QSPI_BOOT=y
 CONFIG_BOOTDELAY=10
diff --git a/configs/mccmon6_nor_defconfig b/configs/mccmon6_nor_defconfig
index 0c24a85..7fc8a9d 100644
--- a/configs/mccmon6_nor_defconfig
+++ b/configs/mccmon6_nor_defconfig
@@ -17,6 +17,7 @@
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_FIT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/liebherr/mccmon6/mon6_imximage_nor.cfg"
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_BOARD_LATE_INIT=y
diff --git a/configs/mccmon6_sd_defconfig b/configs/mccmon6_sd_defconfig
index b78fa68..82532ae 100644
--- a/configs/mccmon6_sd_defconfig
+++ b/configs/mccmon6_sd_defconfig
@@ -18,6 +18,7 @@
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_FIT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=board/liebherr/mccmon6/mon6_imximage_sd.cfg"
 # CONFIG_USE_BOOTCOMMAND is not set
 CONFIG_BOARD_LATE_INIT=y
diff --git a/configs/mx6sabreauto_defconfig b/configs/mx6sabreauto_defconfig
index 2aa4dec..103cf4b 100644
--- a/configs/mx6sabreauto_defconfig
+++ b/configs/mx6sabreauto_defconfig
@@ -20,6 +20,7 @@
 CONFIG_FIT=y
 CONFIG_SPL_FIT_PRINT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 # CONFIG_CONSOLE_MUX is not set
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
diff --git a/configs/mx6sabresd_defconfig b/configs/mx6sabresd_defconfig
index fe34045..df7f443 100644
--- a/configs/mx6sabresd_defconfig
+++ b/configs/mx6sabresd_defconfig
@@ -19,6 +19,7 @@
 CONFIG_FIT=y
 CONFIG_SPL_FIT_PRINT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 # CONFIG_CONSOLE_MUX is not set
 CONFIG_SYS_CONSOLE_IS_IN_ENV=y
diff --git a/configs/pico-imx6_defconfig b/configs/pico-imx6_defconfig
index a1773e4..0a38941 100644
--- a/configs/pico-imx6_defconfig
+++ b/configs/pico-imx6_defconfig
@@ -19,6 +19,7 @@
 CONFIG_FIT=y
 CONFIG_SPL_FIT_PRINT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTCOMMAND="run default_boot"
 CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
diff --git a/configs/qemu-x86_64_defconfig b/configs/qemu-x86_64_defconfig
index 474396b..466b653 100644
--- a/configs/qemu-x86_64_defconfig
+++ b/configs/qemu-x86_64_defconfig
@@ -20,6 +20,7 @@
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_FIT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_BOOTSTAGE=y
 CONFIG_BOOTSTAGE_REPORT=y
 CONFIG_SHOW_BOOT_PROGRESS=y
diff --git a/configs/sandbox_spl_defconfig b/configs/sandbox_spl_defconfig
index 6b64353..4549a81 100644
--- a/configs/sandbox_spl_defconfig
+++ b/configs/sandbox_spl_defconfig
@@ -14,6 +14,7 @@
 CONFIG_FIT_SIGNATURE=y
 CONFIG_FIT_VERBOSE=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_BOOTSTAGE=y
 CONFIG_BOOTSTAGE_REPORT=y
 CONFIG_BOOTSTAGE_FDT=y
diff --git a/configs/socfpga_arria10_defconfig b/configs/socfpga_arria10_defconfig
index 625b597..8fdd21c 100644
--- a/configs/socfpga_arria10_defconfig
+++ b/configs/socfpga_arria10_defconfig
@@ -12,6 +12,7 @@
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_FIT=y
 CONFIG_SPL_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="console=ttyS0,115200"
 # CONFIG_USE_BOOTCOMMAND is not set
diff --git a/configs/stm32mp15_dhcom_basic_defconfig b/configs/stm32mp15_dhcom_basic_defconfig
index cd9ba10..dc85625 100644
--- a/configs/stm32mp15_dhcom_basic_defconfig
+++ b/configs/stm32mp15_dhcom_basic_defconfig
@@ -16,6 +16,7 @@
 CONFIG_FIT=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_SOURCE="board/dhelectronics/dh_stm32mp1/u-boot-dhcom.its"
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_BOOTCOMMAND="run bootcmd_stm32mp"
 CONFIG_BOARD_EARLY_INIT_F=y
 CONFIG_SPL_LEGACY_IMAGE_SUPPORT=y
diff --git a/configs/stm32mp15_dhcor_basic_defconfig b/configs/stm32mp15_dhcor_basic_defconfig
index 94361f3..1e1aa86 100644
--- a/configs/stm32mp15_dhcor_basic_defconfig
+++ b/configs/stm32mp15_dhcor_basic_defconfig
@@ -16,6 +16,7 @@
 CONFIG_FIT=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_FIT_SOURCE="board/dhelectronics/dh_stm32mp1/u-boot-dhcor.its"
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_BOOTCOMMAND="run bootcmd_stm32mp"
 CONFIG_BOARD_EARLY_INIT_F=y
 CONFIG_SPL_LEGACY_IMAGE_SUPPORT=y
diff --git a/configs/wandboard_defconfig b/configs/wandboard_defconfig
index a1bd8c2..a7f7555 100644
--- a/configs/wandboard_defconfig
+++ b/configs/wandboard_defconfig
@@ -24,6 +24,7 @@
 CONFIG_FIT=y
 CONFIG_SPL_FIT_PRINT=y
 CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
 CONFIG_BOOTCOMMAND="run findfdt; run finduuid; run distro_bootcmd"
 # CONFIG_CONSOLE_MUX is not set
diff --git a/configs/xilinx_zynq_virt_defconfig b/configs/xilinx_zynq_virt_defconfig
index 1033ef9..8acdab2 100644
--- a/configs/xilinx_zynq_virt_defconfig
+++ b/configs/xilinx_zynq_virt_defconfig
@@ -16,6 +16,7 @@
 CONFIG_SPL_FIT_PRINT=y
 CONFIG_SPL_LOAD_FIT=y
 CONFIG_SPL_LOAD_FIT_ADDRESS=0x10000000
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
 CONFIG_LEGACY_IMAGE_FORMAT=y
 CONFIG_USE_PREBOOT=y
 CONFIG_SPL_STACK_R=y