imported Ka-Ro specific additions to U-Boot 2009.08 for TX28

[karo-tx-uboot.git] / lib_microblaze / time.c

diff --git a/lib_microblaze/time.c b/lib_microblaze/time.c
index 12e84888bd5f3daa0285be53a34e430208d76194..cbb43414f9cf860b0ad83bb899012e2bbb58d454 100755 (executable)
--- a/lib_microblaze/time.c
+++ b/lib_microblaze/time.c
@@ -1,6 +1,8 @@
 /*
+ * (C) Copyright 2007 Michal Simek
  * (C) Copyright 2004 Atmark Techno, Inc.
  *
+ * Michal  SIMEK <monstr@monstr.eu>
  * Yasushi SHOJI <yashi@atmark-techno.com>
  *
  * See file CREDITS for list of people who contributed to this
@@ -22,6 +24,19 @@
  * MA 02111-1307 USA
  */
 
-void udelay(unsigned long usec)
+#include <common.h>
+
+#ifdef CONFIG_SYS_TIMER_0
+void udelay (unsigned long usec)
+{
+       int i;
+       i = get_timer (0);
+       while ((get_timer (0) - i) < (usec / 1000)) ;
+}
+#else
+void udelay (unsigned long usec)
 {
+       unsigned int i;
+       for (i = 0; i < (usec * CONFIG_XILINX_CLOCK_FREQ / 10000000); i++);
 }
+#endif