From: arighi <arighi@38d2e660-2303-0410-9eaa-f027e97ec537>
Date: Fri, 21 May 2010 12:33:32 +0000 (+0000)
Subject: at91sam7s: implement hardware LED module.
X-Git-Tag: 2.5.0~139
X-Git-Url: https://codewiz.org/gitweb?a=commitdiff_plain;h=cc8f24edfd0894924d0f1c46e8df7b4039260c43;p=bertos.git

at91sam7s: implement hardware LED module.

git-svn-id: https://src.develer.com/svnoss/bertos/trunk@3778 38d2e660-2303-0410-9eaa-f027e97ec537
---

diff --git a/boards/at91sam7s-ek/hw/hw_led.h b/boards/at91sam7s-ek/hw/hw_led.h
index 615b071b..360a8251 100644
--- a/boards/at91sam7s-ek/hw/hw_led.h
+++ b/boards/at91sam7s-ek/hw/hw_led.h
@@ -30,7 +30,7 @@
  * All Rights Reserved.
  * -->
  *
- * \brief Led on/off macros.
+ * \brief Led on/off macros for AT91SAM7S.
  *
  * \author Daniele Basile <asterix@develer.com>
  */
@@ -38,11 +38,23 @@
 #ifndef HW_LED_H
 #define HW_LED_H
 
-#warning FIXME: This is an example implementation, you must implement it
+#include <cfg/macros.h>
+#include <io/arm.h>
 
-#define LED_ON()   do { /* implement me */} while(0)
-#define LED_OFF()  do { /* implement me */} while(0)
+#define LED_PIN		BV(0)
 
-#define LED_INIT()      do { /* implement me */} while(0)
+#define LED_ON()   PIOA_SODR = LED_PIN;
+#define LED_OFF()  PIOA_CODR = LED_PIN;
+
+#define LED_INIT()						\
+	do {							\
+		PIOA_PER = LED_PIN;				\
+		/* Disable pullups */				\
+		PIOA_PUDR = LED_PIN;				\
+		/* Set PIO stepper power supply as output */	\
+		PIOA_OER  = LED_PIN;				\
+		/* Disable multidrive on all pins */		\
+		PIOA_MDDR = LED_PIN;				\
+	} while(0)
 
 #endif /* HW_LED_H */