ARM: AM33xx: Cleanup clocks layer

Cleaning up the clocks layer.
This helps in addition of new Soc with minimal
changes.
This is derived from OMAP4 boards.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Tested-by: Heiko Schocher <hs@denx.de>
Acked-by: Heiko Schocher <hs@denx.de>
diff --git a/board/isee/igep0033/board.c b/board/isee/igep0033/board.c
index 034a8aa..a065a74 100644
--- a/board/isee/igep0033/board.c
+++ b/board/isee/igep0033/board.c
@@ -103,11 +103,7 @@
 		;
 
 #ifdef CONFIG_SPL_BUILD
-	/* Setup the PLLs and the clocks for the peripherals */
-	pll_init();
-
-	/* Enable RTC32K clock */
-	rtc32k_enable();
+	setup_clocks_for_console();
 
 	enable_uart0_pin_mux();
 
@@ -116,6 +112,11 @@
 
 	preloader_console_init();
 
+	prcm_init();
+
+	/* Enable RTC32K clock */
+	rtc32k_enable();
+
 	/* Configure board pin mux */
 	enable_board_pin_mux();