spear: fix build errors for spear3xx/spear600 platforms

Signed-off-by: Shiraz Hashim <shiraz.hashim@st.com>
Acked-by: Vipin Kumar <vipin.kumar@st.com>
diff --git a/board/spear/common/spr_misc.c b/board/spear/common/spr_misc.c
index 0562222..0812c20 100644
--- a/board/spear/common/spr_misc.c
+++ b/board/spear/common/spr_misc.c
@@ -46,9 +46,7 @@
 	struct xloader_table_1_2 *table_1_2;
 	struct chip_data *chip = &chip_data;
 
-	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
-	gd->bd->bi_dram[0].size = get_ram_size(PHYS_SDRAM_1,
-					       PHYS_SDRAM_1_MAXSIZE);
+	gd->ram_size = get_ram_size(PHYS_SDRAM_1, PHYS_SDRAM_1_MAXSIZE);
 
 	if (XLOADER_TABLE_VERSION_1_1 == xloader_tb->table_version) {
 		table_1_1 = &xloader_tb->table.table_1_1;
@@ -66,6 +64,12 @@
 	return 0;
 }
 
+void dram_init_banksize(void)
+{
+	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
+	gd->bd->bi_dram[0].size = gd->ram_size;
+}
+
 int misc_init_r(void)
 {
 #if defined(CONFIG_CMD_NET)