Introduce a hidden USB_FUNCTION_DFU Kconfig option and select it for
CMD_DFU (as we must have the DFU command enabled to do anything DFU).
Make all of the entries in drivers/dfu/Kconfig depend on CMD_DFU and add
options for all of the back end choices that DFU can make use of.
Cc: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Acked-by: Lukasz Majewski <l.majewski@samsung.com>
NXP kernel expects to boot in secure mode, so introduce
warp7_secure_defconfig target which selects CONFIG_ARMV7_BOOT_SEC_DEFAULT.
Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>