config BR2_TARGET_AT91BOOTSTRAP3 bool "AT91 Bootstrap 3" depends on BR2_arm926t || BR2_cortex_a5 || BR2_cortex_a7 help AT91Bootstrap is a first level bootloader for the Atmel AT91 devices. It integrates algorithms for: - Device initialization such as clock configuration, PIO settings... - Peripheral drivers such as PIO, PMC or SDRAMC... - Physical media algorithm such as DataFlash, NandFlash, NOR Flash... https://www.at91.com/linux4sam/bin/view/Linux4SAM/AT91Bootstrap if BR2_TARGET_AT91BOOTSTRAP3 choice prompt "AT91 Bootstrap 3 version" config BR2_TARGET_AT91BOOTSTRAP3_LATEST_VERSION bool "3.9.3" config BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT bool "Custom Git repository" help This option allows Buildroot to get the AT91 Bootstrap 3 source code from a Git repository. config BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_TARBALL bool "Custom tarball" endchoice config BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_TARBALL_LOCATION string "URL of custom AT91Bootstrap tarball" depends on BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_TARBALL if BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT config BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_URL string "URL of custom repository" config BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION string "Custom repository version" help Revision to use in the typical format used by Git E.G. a sha id, a tag, branch, .. endif config BR2_TARGET_AT91BOOTSTRAP3_VERSION string default "v3.9.3" if BR2_TARGET_AT91BOOTSTRAP3_LATEST_VERSION default BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_REPO_VERSION \ if BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_GIT default "custom" if BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_TARBALL config BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_PATCH_DIR string "custom patch dir" help If your board requires custom patches, add the path to the directory containing the patches here. The patches must be named at91bootstrap3-.patch. Most users may leave this empty # # Configuration selection # choice prompt "AT91 Bootstrap 3 configuration" default BR2_TARGET_AT91BOOTSTRAP3_USE_DEFCONFIG config BR2_TARGET_AT91BOOTSTRAP3_USE_DEFCONFIG bool "Using a defconfig" config BR2_TARGET_AT91BOOTSTRAP3_USE_CUSTOM_CONFIG bool "Using a custom config file" endchoice config BR2_TARGET_AT91BOOTSTRAP3_DEFCONFIG string "Defconfig name" depends on BR2_TARGET_AT91BOOTSTRAP3_USE_DEFCONFIG help Name of the at91bootstrap3 defconfig file to use, without the trailing _defconfig. The defconfig is located at board//_defconfig in the at91bootstrap3 tree. config BR2_TARGET_AT91BOOTSTRAP3_CUSTOM_CONFIG_FILE string "Configuration file path" depends on BR2_TARGET_AT91BOOTSTRAP3_USE_CUSTOM_CONFIG help Path to the at91bootstrap3 configuration file endif # BR2_TARGET_AT91BOOTSTRAP3