sunxi: add Cubieboard2 support

This is a sun7i (A20) based followup to the sun4i (A10)
Cubieboard. It has GMAC using MII mode.

Signed-off-by: Ian Campbell <ijc@hellion.org.uk>
Acked-by: Hans de Goede <hdegoede@redhat.com>
diff --git a/board/sunxi/Makefile b/board/sunxi/Makefile
index 7083632..62acb8f 100644
--- a/board/sunxi/Makefile
+++ b/board/sunxi/Makefile
@@ -12,5 +12,6 @@
 obj-$(CONFIG_SUNXI_GMAC)	+= gmac.o
 obj-$(CONFIG_A13_OLINUXINOM)	+= dram_a13_oli_micro.o
 obj-$(CONFIG_CUBIEBOARD)	+= dram_cubieboard.o
+obj-$(CONFIG_CUBIEBOARD2)	+= dram_cubieboard2.o
 obj-$(CONFIG_CUBIETRUCK)	+= dram_cubietruck.o
 obj-$(CONFIG_R7DONGLE)		+= dram_r7dongle.o
diff --git a/board/sunxi/dram_cubieboard2.c b/board/sunxi/dram_cubieboard2.c
new file mode 100644
index 0000000..9e75367
--- /dev/null
+++ b/board/sunxi/dram_cubieboard2.c
@@ -0,0 +1,31 @@
+/* this file is generated, don't edit it yourself */
+
+#include <common.h>
+#include <asm/arch/dram.h>
+
+static struct dram_para dram_para = {
+	.clock = 480,
+	.type = 3,
+	.rank_num = 1,
+	.density = 4096,
+	.io_width = 16,
+	.bus_width = 32,
+	.cas = 9,
+	.zq = 0x7f,
+	.odt_en = 0,
+	.size = 1024,
+	.tpr0 = 0x42d899b7,
+	.tpr1 = 0xa090,
+	.tpr2 = 0x22a00,
+	.tpr3 = 0x0,
+	.tpr4 = 0x1,
+	.tpr5 = 0x0,
+	.emr1 = 0x4,
+	.emr2 = 0x10,
+	.emr3 = 0x0,
+};
+
+unsigned long sunxi_dram_init(void)
+{
+	return dramc_init(&dram_para);
+}