From c2565d998359c29a66c9ebbc641ea748186c7455 Mon Sep 17 00:00:00 2001
From: Lorenz Meier <lm@inf.ethz.ch>
Date: Wed, 16 Jul 2014 15:17:54 +0200
Subject: [PATCH] PCA8574: flash efficiency

---
 src/drivers/pca8574/module.mk | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/drivers/pca8574/module.mk b/src/drivers/pca8574/module.mk
index 825ee9bb7a..c53ed9ab2b 100644
--- a/src/drivers/pca8574/module.mk
+++ b/src/drivers/pca8574/module.mk
@@ -4,3 +4,5 @@
 
 MODULE_COMMAND	 = pca8574
 SRCS		 = pca8574.cpp
+
+MAXOPTIMIZATION	 = -Os