tee: add ARM_SMCCC dependency

arndb · arndb · commit e84188852a72 · 2017-05-10T21:05:16.000+02:00
For the moment, the tee subsystem only makes sense in combination with
the op-tee driver that depends on ARM_SMCCC, so let's hide the subsystem
from users that can't select that.

Suggested-by: Linus Torvalds &lt;torvalds@linux-foundation.org&gt;
Signed-off-by: Arnd Bergmann &lt;arnd@arndb.de&gt;
diff --git a/drivers/tee/Kconfig b/drivers/tee/Kconfig
@@ -1,6 +1,7 @@
 # Generic Trusted Execution Environment Configuration
 config TEE
 	tristate "Trusted Execution Environment support"
+	depends on HAVE_ARM_SMCCC || COMPILE_TEST
 	select DMA_SHARED_BUFFER
 	select GENERIC_ALLOCATOR
 	help
