From e73ec731aa7da805434ebed9b1e5e323148ea0e0 Mon Sep 17 00:00:00 2001
From: pca006132 <john.lck40@gmail.com>
Date: Mon, 31 Aug 2020 12:07:20 +0800
Subject: [PATCH] libboard_zynq/smoltcp: default without ipv6 support

SZL netboot binary size too large with ipv6.
We can enable the ipv6 support in the runtime crate instead.
---
 libboard_zynq/Cargo.toml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libboard_zynq/Cargo.toml b/libboard_zynq/Cargo.toml
index 96b2d14..99dec56 100644
--- a/libboard_zynq/Cargo.toml
+++ b/libboard_zynq/Cargo.toml
@@ -8,6 +8,7 @@ edition = "2018"
 [features]
 target_zc706 = []
 target_cora_z7_10 = []
+ipv6 = [ "smoltcp/proto-ipv6" ]
 
 [dependencies]
 volatile-register = "0.2"
@@ -21,5 +22,5 @@ libcortex_a9 = { path = "../libcortex_a9" }
 
 [dependencies.smoltcp]
 version = "0.6"
-features = ["ethernet", "proto-ipv4", "proto-ipv6", "socket-tcp"]
+features = ["ethernet", "proto-ipv4", "socket-tcp"]
 default-features = false