[nnpkg] rename schema name and update specification (#7484)

nnpackage can have two kinds of models.
`nnpackge_model.fbs` is for `circle`.

Signed-off-by: Sanggyu Lee <sg5.lee@samsung.com>

diff --git a/nnpackage/schema/nnpackage_model.fbs b/nnpackage/schema/circle_schema.fbs
similarity index 100%
rename from nnpackage/schema/nnpackage_model.fbs
rename to nnpackage/schema/circle_schema.fbs

diff --git a/nnpackage/spec/20_model_and_operators.md b/nnpackage/spec/20_model_and_operators.md
index 07f4c37..fa41316 100644 (file)
--- a/nnpackage/spec/20_model_and_operators.md
+++ b/nnpackage/spec/20_model_and_operators.md
@@ -83,4 +83,8 @@ are required and how they are interpretered.
 
 ## Schema Source
 
-For detail, see the schema file [flatbuffers schema for nnpackage model](../schema/nnpackage_model.fbs).
+nnpackage supports two kinds of models: `tflite` and `circle`
+
+- For tflite, see `schema.fbs` from tensorflow lite source.
+
+- For circle, see [`../schema/circle_schema.fbs`](../schema/circle_schema.fbs).