diff --git a/src/superio/nuvoton/wpcm450/superio.c b/src/superio/nuvoton/wpcm450/superio.c
new file mode 100644
index 0000000..e97be7a
--- /dev/null
+++ b/src/superio/nuvoton/wpcm450/superio.c
@@ -0,0 +1,78 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include <arch/io.h>
+#include <device/device.h>
+#include <device/pnp.h>
+#include <console/console.h>
+#include <string.h>
+#include <bitops.h>
+#include <uart8250.h>
+#include <pc80/keyboard.h>
+#include <stdlib.h>
+#include "chip.h"
+#include "wpcm450.h"
+
+static void init(device_t dev)
+{
+	struct superio_nuvoton_wpcm450_config *conf = dev->chip_info;
+	struct resource *res0;
+
+	if (!dev->enabled)
+		return;
+
+	switch(dev->path.pnp.device) {
+	case WPCM450_SP1:
+		res0 = find_resource(dev, PNP_IDX_IO0);
+		init_uart8250(res0->base, &conf->com1);
+		break;
+	case WPCM450_SP2:
+		res0 = find_resource(dev, PNP_IDX_IO0);
+		init_uart8250(res0->base, &conf->com2);
+		break;
+	case WPCM450_KBCK:
+		pc_keyboard_init(&conf->keyboard);
+		break;
+	}
+}
+
+static struct device_operations ops = {
+	.read_resources   = pnp_read_resources,
+	.set_resources    = pnp_set_resources,
+	.enable_resources = pnp_enable_resources,
+	.enable           = pnp_enable,
+	.init             = init,
+};
+
+static struct pnp_info pnp_dev_info[] = {
+	{ &ops, WPCM450_SP2,  PNP_IO0 | PNP_IRQ0 | PNP_DRQ0 | PNP_DRQ1, {0x07f8, 0}, },
+	{ &ops, WPCM450_SP1,  PNP_IO0 | PNP_IRQ0, {0x07f8, 0}, },
+	{ &ops, WPCM450_KBCK, PNP_IO0 | PNP_IO1 | PNP_IRQ0, {0x07f8, 0}, {0x07f8, 4}, },
+};
+
+static void enable_dev(struct device *dev)
+{
+	pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info);
+}
+
+struct chip_operations superio_nuvoton_wpcm450_ops = {
+	CHIP_NAME("NUVOTON WPCM450 Super I/O")
+	.enable_dev = enable_dev,
+};