From 0dce37a4d254882f958f66666fc8d1b6ad50c520 Mon Sep 17 00:00:00 2001
From: Karl Palsson <karlp@tweak.net.au>
Date: Mon, 16 Dec 2013 19:31:23 +0000
Subject: [PATCH] [sam] Eliminate warnings

the usart_enable/usart_disable() methods are for api compatibility with other
parts of libopencm3.
---
 lib/sam/common/usart.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/sam/common/usart.c b/lib/sam/common/usart.c
index 75b836dd..36833f7e 100644
--- a/lib/sam/common/usart.c
+++ b/lib/sam/common/usart.c
@@ -58,10 +58,12 @@ void usart_set_flow_control(uint32_t usart, enum usart_flowcontrol fc)
 
 void usart_enable(uint32_t usart)
 {
+	(void)usart;
 }
 
 void usart_disable(uint32_t usart)
 {
+	(void)usart;
 }
 
 void usart_send(uint32_t usart, uint16_t data)