ARM: AM33xx: Cleanup dplls data

Locking sequence for all the dplls is same.
In the current code same sequence is done repeatedly
for each dpll. Instead have a generic function
for locking dplls and pass dpll data to that function.

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/phytec/pcm051/board.c b/board/phytec/pcm051/board.c
index 6291d03..17a98ff 100644
--- a/board/phytec/pcm051/board.c
+++ b/board/phytec/pcm051/board.c
@@ -44,6 +44,15 @@
 /* DDR RAM defines */
 #define DDR_CLK_MHZ		303 /* DDR_DPLL_MULT value */
 
+#define OSC	(V_OSCK/1000000)
+const struct dpll_params dpll_ddr = {
+		DDR_CLK_MHZ, OSC-1, 1, -1, -1, -1, -1};
+
+const struct dpll_params *get_dpll_ddr_params(void)
+{
+	return &dpll_ddr;
+}
+
 static const struct ddr_data ddr3_data = {
 	.datardsratio0 = MT41J256M8HX15E_RD_DQS,
 	.datawdsratio0 = MT41J256M8HX15E_WR_DQS,