arch: arm: omap: Declare size of ddr very early

Declare the size of ddr very early in spl, so that this can be
used to enable cache.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Ravi Babu <ravibabu@ti.com>

arch/arm/mach-omap2/am33xx/board.c

@@ -327,6 +327,10 @@ void board_init_f(ulong dummy)
 	early_system_init();
 	board_early_init_f();
 	sdram_init();
+	/* dram_init must store complete ramsize in gd->ram_size */
+	gd->ram_size = get_ram_size(
+			(void *)CONFIG_SYS_SDRAM_BASE,
+			CONFIG_MAX_RAM_BANK_SIZE);
 }
 #endif
 

arch/arm/mach-omap2/hwinit-common.c

@@ -171,6 +171,7 @@ void board_init_f(ulong dummy)
 #endif
 	/* For regular u-boot sdram_init() is called from dram_init() */
 	sdram_init();
+	gd->ram_size = omap_sdram_size();
 }
 #endif