diff --git a/core/android_soong_config_vars.mk b/core/android_soong_config_vars.mk
index 5fc8fd4..314f89f 100644
--- a/core/android_soong_config_vars.mk
+++ b/core/android_soong_config_vars.mk
@@ -182,3 +182,6 @@
 
 # Add target_use_pan_display flag for hardware/libhardware:gralloc.default
 $(call soong_config_set_bool,gralloc,target_use_pan_display,$(if $(filter true,$(TARGET_USE_PAN_DISPLAY)),true,false))
+
+# Add use_camera_v4l2_hal flag for hardware/libhardware/modules/camera/3_4:camera.v4l2
+$(call soong_config_set_bool,camera,use_camera_v4l2_hal,$(if $(filter true,$(USE_CAMERA_V4L2_HAL)),true,false))