IDE_BUS assumes that each bus has two devices and thus returns the first
bus even when the second one should be probed.

Signed-off-by: Simon Baatz <gmbno...@gmail.com>
Tested-by: Luka Perkov <ub...@lukaperkov.net>
---

Simon discovered this while adding support for new board IB NAS6210.

More info can be found here:

http://lists.denx.de/pipermail/u-boot/2012-April/122525.html

When this is commited I will do a coding style cleanup. There are tabs
after few "#define" parts in include/ide.h.

 include/ide.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/ide.h b/include/ide.h
index 8ecc9dd..385e909 100644
--- a/include/ide.h
+++ b/include/ide.h
@@ -24,7 +24,7 @@
 #ifndef        _IDE_H
 #define _IDE_H
 
-#define        IDE_BUS(dev)    (dev >> 1)
+#define IDE_BUS(dev)   (dev / (CONFIG_SYS_IDE_MAXDEVICE / 
CONFIG_SYS_IDE_MAXBUS))
 
 #define        ATA_CURR_BASE(dev)      
(CONFIG_SYS_ATA_BASE_ADDR+ide_bus_offset[IDE_BUS(dev)])
 
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