powerpc/83xx/km: cleanup tuxx1 support

This is a preparation for the upcoming kmopti2 board. This board has
also a second fpga on board which is different to the tuxx1 target. But we
want to use the same header file. So remove the config option
KM_DISABLE_APP2 and simply use the board names to distinguish the features.

Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
diff --git a/include/configs/tuxx1.h b/include/configs/tuxx1.h
index 90d2e61..3997717 100644
--- a/include/configs/tuxx1.h
+++ b/include/configs/tuxx1.h
@@ -11,7 +11,7 @@
  * (C) Copyright 2008
  * Heiko Schocher, DENX Software Engineering, hs@denx.de.
  *
- * (C) Copyright 2010-2012
+ * (C) Copyright 2010-2013
  * Lukas Roggli, KEYMILE Ltd, lukas.roggli@keymile.com
  * Holger Brunck,  Keymile GmbH, holger.bruncl@keymile.com
  *
@@ -27,16 +27,17 @@
 /*
  * High Level Configuration Options
  */
-#ifdef CONFIG_KMSUPX5
+#if defined(CONFIG_KMSUPX5)
 #define CONFIG_KM_BOARD_NAME	"kmsupx5"
 #define CONFIG_HOSTNAME		kmsupx5
-#elif defined CONFIG_TUGE1
+#elif defined(CONFIG_TUGE1)
 #define CONFIG_KM_BOARD_NAME	"tuge1"
 #define CONFIG_HOSTNAME		tuge1
-#else
-#define CONFIG_TUXXX		/* TUXX1 board (tuxa1/tuda1) specific */
+#elif defined(CONFIG_TUXX1)	/* TUXX1 board (tuxa1/tuda1) specific */
 #define CONFIG_KM_BOARD_NAME	"tuxx1"
 #define CONFIG_HOSTNAME		tuxx1
+#else
+#error ("Board not supported")
 #endif
 
 #define	CONFIG_SYS_TEXT_BASE	0xF0000000
@@ -46,7 +47,7 @@
 
 #define CONFIG_SYS_APP1_BASE	0xA0000000    /* PAXG */
 #define	CONFIG_SYS_APP1_SIZE	256 /* Megabytes */
-#ifndef CONFIG_KM_DISABLE_APP2
+#if defined(CONFIG_TUXX1)
 #define CONFIG_SYS_APP2_BASE	0xB0000000    /* PINC3 */
 #define	CONFIG_SYS_APP2_SIZE	256 /* Megabytes */
 #endif
@@ -81,7 +82,7 @@
 				 OR_GPCM_TRLX_SET | \
 				 OR_GPCM_EHTR_CLEAR | \
 				 OR_GPCM_EAD)
-#ifndef CONFIG_KM_DISABLE_APP2
+#if defined(CONFIG_TUXX1)
 /*
  * Configuration for C3 on the local bus
  */
@@ -125,7 +126,7 @@
 				 BATL_GUARDEDSTORAGE)
 #define CONFIG_SYS_DBAT5U	CONFIG_SYS_IBAT5U
 
-#ifdef CONFIG_KM_DISABLE_APP2
+#if defined(CONFIG_TUGE1) || defined(CONFIG_KMSUPX5)
 #define CONFIG_SYS_IBAT6L	(0)
 #define CONFIG_SYS_IBAT6U	(0)
 #define CONFIG_SYS_DBAT6L	CONFIG_SYS_IBAT6L