libboard: fix compiler warning on not(has_i2c)

2017-06-19 14:57:15 +08:00 · 2017-06-19 14:57:15 +08:00 · 6c6bb67618
parent 5d63489080
commit 6c6bb67618
1 changed files with 1 additions and 0 deletions
--- a/artiq/firmware/libboard/i2c.rs
+++ b/artiq/firmware/libboard/i2c.rs
@ -1,3 +1,4 @@
+#[cfg(has_i2c)]
 use csr;

 #[cfg(has_i2c)]