Blackfin arch: mark some functions as __init as they are only called from __init functions

Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>

diff --git a/arch/blackfin/kernel/cplb-mpu/cacheinit.c b/arch/blackfin/kernel/cplb-mpu/cacheinit.c
index 9eecfa4..a8b712a 100644
--- a/arch/blackfin/kernel/cplb-mpu/cacheinit.c
+++ b/arch/blackfin/kernel/cplb-mpu/cacheinit.c
@@ -25,7 +25,7 @@
 #include <asm/cplbinit.h>
 
 #if defined(CONFIG_BFIN_ICACHE)
-void bfin_icache_init(void)
+void __init bfin_icache_init(void)
 {
 	unsigned long ctrl;
 	int i;
@@ -43,7 +43,7 @@
 #endif
 
 #if defined(CONFIG_BFIN_DCACHE)
-void bfin_dcache_init(void)
+void __init bfin_dcache_init(void)
 {
 	unsigned long ctrl;
 	int i;