r1754

[dslinux_amadeus at dslinux.in-berlin.de]

Author: amadeus
Date: 2007-05-09 21:24:29 +0200 (Wed, 09 May 2007)
New Revision: 1754

Log:
Disable "Turbo" Mode because it might not be reliable

Modified: trunk/linux-2.6.x/arch/arm/mach-nds/gbaram.c
===================================================================
--- trunk/linux-2.6.x/arch/arm/mach-nds/gbaram.c	2007-05-07 20:43:35 UTC (rev 1753)
+++ trunk/linux-2.6.x/arch/arm/mach-nds/gbaram.c	2007-05-09 19:24:29 UTC (rev 1754)
@@ -311,6 +311,8 @@
 
 activated:
 
+/* It is very difficult to detect the ability for fast RAM access reliable */
+#if 0
 	/* the TURBO mode: try to lower the access time to GBA ROM space */
 #define WAIT_CR 	0x04000204
 
@@ -326,7 +328,7 @@
 		/* failure: stay slow */
 	        writew( readw(WAIT_CR) & ~0x0010, WAIT_CR);
 	}
-
+#endif
 	/* Activate the data cache for GBA ROM space so CONFIG_NDS_ROM8BIT can work */
 	{
 		/* this is the same pattern used in head.S */