1 files changed, 21 insertions, 0 deletions
diff --git a/roms/u-boot/arch/mips/mach-ath79/dram.c b/roms/u-boot/arch/mips/mach-ath79/dram.c
new file mode 100644
index 000000000..545b1199e
--- /dev/null
+++ b/roms/u-boot/arch/mips/mach-ath79/dram.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2015-2016 Wills Wang <wills.wang@live.com>
+ */
+
+#include <common.h>
+#include <init.h>
+#include <asm/global_data.h>
+#include <linux/sizes.h>
+#include <asm/addrspace.h>
+#include <mach/ddr.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int dram_init(void)
+{
+	ddr_tap_tuning();
+	gd->ram_size = get_ram_size((void *)KSEG1, SZ_256M);
+
+	return 0;
+}