[PATCHv10 01/15] submodule: add lwIP as git submodule

[Maxim Uvarov]

add external lwIP library as a git submodule.
Use STABLE-2_2_0_RELEASE tag.

Signed-off-by: Maxim Uvarov <maxim.uvarov at linaro.org>
---
 .gitmodules            | 3 +++
 net/lwip/lwip-external | 1 +
 2 files changed, 4 insertions(+)
 create mode 100644 .gitmodules
 create mode 160000 net/lwip/lwip-external

diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000..245ecff585
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "lwip"]
+	path = net/lwip/lwip-external
+	url = https://git.savannah.nongnu.org/git/lwip.git
diff --git a/net/lwip/lwip-external b/net/lwip/lwip-external
new file mode 160000
index 0000000000..0a0452b2c3
--- /dev/null
+++ b/net/lwip/lwip-external
@@ -0,0 +1 @@
+Subproject commit 0a0452b2c39bdd91e252aef045c115f88f6ca773
-- 
2.30.2