The "+sec" extension is invalid for older ARM architectures, but the code can now be built on any ARM configuration:
/tmp/trusted_foundations-2d0882.s: Assembler messages: /tmp/trusted_foundations-2d0882.s:194: Error: architectural extension `sec' is not allowed for the current base architecture /tmp/trusted_foundations-2d0882.s:201: Error: selected processor does not support `smc #0' in ARM mode /tmp/trusted_foundations-2d0882.s:213: Error: architectural extension `sec' is not allowed for the current base architecture /tmp/trusted_foundations-2d0882.s:220: Error: selected processor does not support `smc #0' in ARM mode Add a dependency on ARMv7 for the build. Fixes: 4cb5d9eca143 ("firmware: Move Trusted Foundations support") Signed-off-by: Arnd Bergmann <a...@arndb.de> --- drivers/firmware/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/firmware/Kconfig b/drivers/firmware/Kconfig index 35078c6f334a..53446e39a32c 100644 --- a/drivers/firmware/Kconfig +++ b/drivers/firmware/Kconfig @@ -256,7 +256,7 @@ config TI_SCI_PROTOCOL config TRUSTED_FOUNDATIONS bool "Trusted Foundations secure monitor support" - depends on ARM + depends on ARM && CPU_V7 help Some devices (including most early Tegra-based consumer devices on the market) are booted with the Trusted Foundations secure monitor -- 2.20.0