1 files changed, 90 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c/s3c6400.c b/arch/arm/mach-s3c/s3c6400.c
new file mode 100644
index 000000000..802f4fb74
--- /dev/null
+++ b/arch/arm/mach-s3c/s3c6400.c
@@ -0,0 +1,90 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// Copyright 2009 Simtec Electronics
+//	Ben Dooks <ben@simtec.co.uk>
+//	http://armlinux.simtec.co.uk/
+
+/*
+ * NOTE: Code in this file is not used when booting with Device Tree support.
+ */
+
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/list.h>
+#include <linux/timer.h>
+#include <linux/init.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/device.h>
+#include <linux/serial_core.h>
+#include <linux/serial_s3c.h>
+#include <linux/platform_device.h>
+#include <linux/of.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/irq.h>
+
+#include "regs-clock.h"
+
+#include "cpu.h"
+#include "devs.h"
+#include "sdhci.h"
+#include "iic-core.h"
+
+#include "s3c64xx.h"
+#include "onenand-core-s3c64xx.h"
+
+void __init s3c6400_map_io(void)
+{
+	/* setup SDHCI */
+
+	s3c6400_default_sdhci0();
+	s3c6400_default_sdhci1();
+	s3c6400_default_sdhci2();
+
+	/* the i2c devices are directly compatible with s3c2440 */
+	s3c_i2c0_setname("s3c2440-i2c");
+
+	s3c_device_nand.name = "s3c6400-nand";
+
+	s3c_onenand_setname("s3c6400-onenand");
+	s3c64xx_onenand1_setname("s3c6400-onenand");
+}
+
+void __init s3c6400_init_irq(void)
+{
+	/* VIC0 does not have IRQS 5..7,
+	 * VIC1 is fully populated. */
+	s3c64xx_init_irq(~0 & ~(0xf << 5), ~0);
+}
+
+static struct bus_type s3c6400_subsys = {
+	.name		= "s3c6400-core",
+	.dev_name	= "s3c6400-core",
+};
+
+static struct device s3c6400_dev = {
+	.bus	= &s3c6400_subsys,
+};
+
+static int __init s3c6400_core_init(void)
+{
+	/* Not applicable when using DT. */
+	if (of_have_populated_dt() || soc_is_s3c64xx())
+		return 0;
+
+	return subsys_system_register(&s3c6400_subsys, NULL);
+}
+
+core_initcall(s3c6400_core_init);
+
+int __init s3c6400_init(void)
+{
+	printk("S3C6400: Initialising architecture\n");
+
+	return device_register(&s3c6400_dev);
+}