arm: ea20: Change macro from BOARD_LATE_INIT to CONFIG_BOARD_LATE_INIT

With almost all the architecture and board BOARD_LATE_INIT does not use.
CONFIG_BOARD_LATE_INIT is used instead.
This changed CONFIG_BOARD_LATE_INIT from BOARD_LATE_INIT.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
CC: Stefano Babic <sbabic@denx.de>
Acked-by: Stefano Babic <sbabic@denx.de>
diff --git a/board/davinci/ea20/ea20.c b/board/davinci/ea20/ea20.c
index 43632c2..7e00040 100644
--- a/board/davinci/ea20/ea20.c
+++ b/board/davinci/ea20/ea20.c
@@ -272,7 +272,7 @@
 	return 0;
 }
 
-#ifdef BOARD_LATE_INIT
+#ifdef CONFIG_BOARD_LATE_INIT
 
 int board_late_init(void)
 {
@@ -287,7 +287,7 @@
 
 	return 0;
 }
-#endif /* BOARD_LATE_INIT */
+#endif /* CONFIG_BOARD_LATE_INIT */
 
 #ifdef CONFIG_DRIVER_TI_EMAC