km/powerpc: remove unneeded defines

We use CONFIG_OF_LIBFDT and CONFIG_OF_BOARD_SETUP on all our powerpc
targets, so there is no need to check these defines within our C code.

Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
Signed-off-by: Valentin Longchamp <valentin.longchamp@keymile.com>
diff --git a/board/keymile/km82xx/km82xx.c b/board/keymile/km82xx/km82xx.c
index cc9a7c9..70f816b 100644
--- a/board/keymile/km82xx/km82xx.c
+++ b/board/keymile/km82xx/km82xx.c
@@ -11,10 +11,7 @@
 #include <malloc.h>
 #include <asm/io.h>
 
-#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
 #include <libfdt.h>
-#endif
-
 #include <i2c.h>
 #include "../common/common.h"
 
@@ -465,14 +462,13 @@
 	}
 }
 #endif
-#if defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT)
-int ft_board_setup(void *blob, bd_t *bd)
+
+void ft_board_setup(void *blob, bd_t *bd)
 {
 	ft_cpu_setup(blob, bd);
 
 	return 0;
 }
-#endif /* defined(CONFIG_OF_BOARD_SETUP) && defined(CONFIG_OF_LIBFDT) */
 
 #if defined(CONFIG_MGCOGE3NE)
 int get_testpin(void)
diff --git a/board/keymile/km83xx/km83xx.c b/board/keymile/km83xx/km83xx.c
index 89e9e1e..1164c2e 100644
--- a/board/keymile/km83xx/km83xx.c
+++ b/board/keymile/km83xx/km83xx.c
@@ -361,14 +361,12 @@
 	return 0;
 }
 
-#if defined(CONFIG_OF_BOARD_SETUP)
-int ft_board_setup(void *blob, bd_t *bd)
+void ft_board_setup(void *blob, bd_t *bd)
 {
 	ft_cpu_setup(blob, bd);
 
 	return 0;
 }
-#endif
 
 #if defined(CONFIG_HUSH_INIT_VAR)
 int hush_init_var(void)