i2c, dtt: move dtt_init () to board_init_r ()

In case where a board not uses CONFIG_POST, it is not
necessary to init the DTTs when running from flash.
Signed-off-by: NHeiko Schocher <hs@denx.de>
Signed-off-by: NKim Phillips <kim.phillips@freescale.com>

lib_ppc/board.c

@@ -339,10 +339,10 @@ init_fnc_t *init_sequence[] = {
 #if defined(CONFIG_HARD_SPI)
 	init_func_spi,
 #endif
+#ifdef CONFIG_POST
 #if defined(CONFIG_DTT)		/* Digital Thermometers and Thermostats */
 	dtt_init,
 #endif
-#ifdef CONFIG_POST
 	post_init_f,
 #endif
 	INIT_FUNC_WATCHDOG_RESET
@@ -1072,6 +1072,9 @@ void board_init_r (gd_t *id, ulong dest_addr)
 
 	WATCHDOG_RESET ();
 
+#if defined(CONFIG_DTT) && !defined(CONFIG_POST)
+	dtt_init ();
+#endif
 #if defined(CONFIG_CMD_SCSI)
 	WATCHDOG_RESET ();
 	puts ("SCSI:  ");