imx31_litekit: Remove dram_init_banksize()

As only one RAM bank is used we can rely on the code from arch/arm/lib/board.c

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>

board/logicpd/imx31_litekit/imx31_litekit.c

@@ -37,12 +37,6 @@ int dram_init(void)
 	return 0;
 }
 
-void dram_init_banksize(void)
-{
-	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
-	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-}
-
 int board_early_init_f(void)
 {
 	__REG(CSCR_U(0)) = 0x0000cf03; /* CS0: Nor Flash */

include/configs/imx31_litekit.h

@@ -150,7 +150,7 @@
 #define PHYS_SDRAM_1_SIZE	(128 * 1024 * 1024)
 #define CONFIG_BOARD_EARLY_INIT_F
 
-#define CONFIG_SYS_SDRAM_BASE		CSD0_BASE
+#define CONFIG_SYS_SDRAM_BASE		PHYS_SDRAM_1
 #define CONFIG_SYS_INIT_RAM_ADDR	IRAM_BASE_ADDR
 #define CONFIG_SYS_INIT_RAM_SIZE		IRAM_SIZE
 #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)