REE Watermark driver: add REE Watermark driver [1/1]

PD#SWPL-162669

Problem:
1) if Verimatrix Watermark enable, OSD flicker when the TV station changes
2) if screen resolution changes, NexGuard Watermark display is abnormal

Solution:
add Watermark flush mechanism

Verify:
Android U + S7D

Change-Id: I09f0b2473a2dbcb5646bfa3cd59178c7d04afeb2
Signed-off-by: Liqiang Jin <liqiang.jin@amlogic.com>
diff --git a/modules.bzl b/modules.bzl
index 285c599..c05896f 100644
--- a/modules.bzl
+++ b/modules.bzl
@@ -26,6 +26,7 @@
     "arch/arm64/crypto/sha1-ce.ko",
     "common_drivers/drivers/aml_tee/optee/optee.ko",
     "common_drivers/drivers/aml_tee/tee.ko",
+    "common_drivers/drivers/aml_watermark/aml_watermark.ko",
     "common_drivers/drivers/char/hw_random/amlogic-rng.ko",
     "common_drivers/drivers/clk/meson/amlogic-aoclk-g12a.ko",
     "common_drivers/drivers/clk/meson/amlogic-aoclk-soc-t5w.ko",