--- zzzz-none-000/linux-3.10.107/drivers/hsi/Kconfig	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/hsi/Kconfig	2021-02-04 17:41:59.000000000 +0000
@@ -14,6 +14,7 @@
 	bool
 	default y
 
+source "drivers/hsi/controllers/Kconfig"
 source "drivers/hsi/clients/Kconfig"
 
 endif # HSI