ARM: remove useless function board_post_init

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

board/ixdp425/ixdp425.c

@@ -38,11 +38,6 @@ DECLARE_GLOBAL_DATA_PTR;
 /*
  * Miscelaneous platform dependent initialisations
  */
-int board_post_init (void)
-{
-	return (0);
-}
-
 int board_init (void)
 {
 	/* arch number of IXDP */

board/prodrive/pdnb3/pdnb3.c

@@ -48,11 +48,6 @@ static unsigned long old_val = 0;
 /*
  * Miscelaneous platform dependent initialisations
  */
-int board_post_init(void)
-{
-	return (0);
-}
-
 int board_init(void)
 {
 	/* arch number of PDNB3 */

board/xm250/xm250.c

@@ -50,14 +50,6 @@ sleep (int i)
  * Miscelaneous platform dependent initialisations
  */
 
-int
-/**********************************************************/
-board_post_init (void)
-/**********************************************************/
-{
-	return (0);
-}
-
 int
 /**********************************************************/
 board_init (void)