Fix udelay bug in vfd.c for trab board
Patch by Martin Krause, 27 Oct 2005
diff --git a/CHANGELOG b/CHANGELOG
index 50bd498..11c47d7 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
Changes since U-Boot 1.1.4:
======================================================================
+* Fix udelay bug in vfd.c for trab board
+ Patch by Martin Krause, 27 Oct 2005
+
* Disable JFFS2 support for trab board
Patch by Martin Krause, 27 Oct 2005
diff --git a/board/trab/vfd.c b/board/trab/vfd.c
index cea8b0b..2f1e7d7 100644
--- a/board/trab/vfd.c
+++ b/board/trab/vfd.c
@@ -358,6 +358,8 @@
*/
int vfd_init_clocks (void)
{
+ int i;
+
S3C24X0_GPIO * const gpio = S3C24X0_GetBase_GPIO();
S3C24X0_TIMERS * const timers = S3C24X0_GetBase_TIMERS();
S3C24X0_LCD * const lcd = S3C24X0_GetBase_LCD();
@@ -367,7 +369,9 @@
*/
gpio->PCUP = (gpio->PCUP & 0xFFF0); /* activate GPC0...GPC3 pullups */
gpio->PCCON = (gpio->PCCON & 0xFFFFFF00); /* configure GPC0...GPC3 as inputs */
- udelay (10); /* allow signals to settle */
+ /* allow signals to settle */
+ for (i=0; i<10000; i++) /* udelay isn't working yet at this point! */
+ __asm("NOP");
vfd_board_id = (~gpio->PCDAT) & 0x000F; /* read GPC0...GPC3 port pins */
VFD_DISABLE; /* activate blank for the vfd */