mkimage: rockchip: add support for rk3328

Add support for rk3328 package header in mkimage tool.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/tools/rkcommon.c b/tools/rkcommon.c
index b34373e..5568b73 100644
--- a/tools/rkcommon.c
+++ b/tools/rkcommon.c
@@ -71,6 +71,7 @@
 	{ "rk3036", "RK30", 0x1000, false, false },
 	{ "rk3188", "RK31", 0x8000 - 0x800, true, false },
 	{ "rk3288", "RK32", 0x8000, false, false },
+	{ "rk3328", "RK32", 0x8000 - 0x1000, false, false },
 	{ "rk3399", "RK33", 0x20000, false, true },
 };