powerpc/83xx/km: make local functions and structs static

Signed-off-by: Holger Brunck <holger.brunck@keymile.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
diff --git a/board/keymile/km83xx/km83xx.c b/board/keymile/km83xx/km83xx.c
index 71b9e96..d9f718e 100644
--- a/board/keymile/km83xx/km83xx.c
+++ b/board/keymile/km83xx/km83xx.c
@@ -31,7 +31,7 @@
 
 #include "../common/common.h"
 
-const qe_iop_conf_t qe_iop_conf_tab[] = {
+static const qe_iop_conf_t qe_iop_conf_tab[] = {
 	/* port pin dir open_drain assign */
 #if defined(CONFIG_MPC8360)
 	/* MDIO */
@@ -300,7 +300,7 @@
 	return 0;
 }
 
-int fixed_sdram(void)
+static int fixed_sdram(void)
 {
 	immap_t *im = (immap_t *)CONFIG_SYS_IMMR;
 	u32 msize = 0;