driver: ddr: fsl_mmdc: Pass board parameters through data structure

Instead of using multiple macros, a data structure is used to pass
board-specific parameters to MMDC DDR driver.

Signed-off-by: York Sun <york.sun@nxp.com>
CC: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/board/freescale/ls1012afrdm/ls1012afrdm.c b/board/freescale/ls1012afrdm/ls1012afrdm.c
index d644e94..b03bdb8 100644
--- a/board/freescale/ls1012afrdm/ls1012afrdm.c
+++ b/board/freescale/ls1012afrdm/ls1012afrdm.c
@@ -26,7 +26,23 @@
 
 int dram_init(void)
 {
-	mmdc_init();
+	static const struct fsl_mmdc_info mparam = {
+		0x04180000,	/* mdctl */
+		0x00030035,	/* mdpdc */
+		0x12554000,	/* mdotc */
+		0xbabf7954,	/* mdcfg0 */
+		0xdb328f64,	/* mdcfg1 */
+		0x01ff00db,	/* mdcfg2 */
+		0x00001680,	/* mdmisc */
+		0x0f3c8000,	/* mdref */
+		0x00002000,	/* mdrwd */
+		0x00bf1023,	/* mdor */
+		0x0000003f,	/* mdasp */
+		0x0000022a,	/* mpodtctrl */
+		0xa1390003,	/* mpzqhwctrl */
+	};
+
+	mmdc_init(&mparam);
 
 	gd->ram_size = CONFIG_SYS_SDRAM_SIZE;