diff --git a/arch/arm64/configs/oem/e3q-lego.config b/arch/arm64/configs/oem/e3q-lego.config
index 3f321579461c..86566d0b473d 100644
--- a/arch/arm64/configs/oem/e3q-lego.config
+++ b/arch/arm64/configs/oem/e3q-lego.config
@@ -20,7 +20,7 @@ CONFIG_SEC_CRASHKEY_LONG=m
 CONFIG_SEC_DEBUG_REGION=m
 CONFIG_SEC_RDX_BOOTDEV=m
 CONFIG_SEC_ARM64_AP_CONTEXT=m
-CONFIG_SEC_ARM64_FSIMD_DEBUG=n
+CONFIG_SEC_ARM64_FSIMD_DEBUG=m
 CONFIG_SEC_ARM64_DEBUG=m
 CONFIG_SEC_QC_DEBUG=m
 CONFIG_SEC_QC_RBCMD=m
diff --git a/drivers/samsung/debug/arm64/fsimd_debug/Makefile b/drivers/samsung/debug/arm64/fsimd_debug/Makefile
index 570b998bb63d..11e4f5d3d3be 100644
--- a/drivers/samsung/debug/arm64/fsimd_debug/Makefile
+++ b/drivers/samsung/debug/arm64/fsimd_debug/Makefile
@@ -1 +1,2 @@
 obj-$(CONFIG_SEC_ARM64_FSIMD_DEBUG)	+= sec_arm64_fsimd_debug.o
+CFLAGS_REMOVE_sec_arm64_fsimd_debug.o	+= -mgeneral-regs-only