ARM: omap: move omap_board_config_kernel to .init.data

This variable is only assigned in __init functions and never used later.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c
index 30c698e..d9f10a3 100644
--- a/arch/arm/plat-omap/common.c
+++ b/arch/arm/plat-omap/common.c
@@ -24,10 +24,11 @@
 
 #define NO_LENGTH_CHECK 0xffffffff
 
-struct omap_board_config_kernel *omap_board_config;
+struct omap_board_config_kernel *omap_board_config __initdata;
 int omap_board_config_size;
 
-static const void *get_config(u16 tag, size_t len, int skip, size_t *len_out)
+static const void *__init get_config(u16 tag, size_t len,
+		int skip, size_t *len_out)
 {
 	struct omap_board_config_kernel *kinfo = NULL;
 	int i;