1 files changed, 98 insertions, 0 deletions
diff --git a/target/linux/ramips/files/arch/mips/ralink/common/setup.c b/target/linux/ramips/files/arch/mips/ralink/common/setup.c
new file mode 100644
index 000000000..1af855e64
--- /dev/null
+++ b/target/linux/ramips/files/arch/mips/ralink/common/setup.c
@@ -0,0 +1,98 @@
+/*
+ * Ralink SoC common setup
+ *
+ * Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/serial_8250.h>
+
+#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
+
+#include <asm/mach-ralink/common.h>
+#include <asm/mach-ralink/machine.h>
+
+unsigned char ramips_sys_type[RAMIPS_SYS_TYPE_LEN];
+unsigned long (*ramips_get_mem_size)(void);
+
+const char *get_system_type(void)
+{
+	return ramips_sys_type;
+}
+
+static void __init detect_mem_size(void)
+{
+	unsigned long size;
+
+	if (ramips_get_mem_size) {
+		size = ramips_get_mem_size();
+	} else {
+		void *base;
+
+		base = (void *) KSEG1ADDR(detect_mem_size);
+		for (size = ramips_mem_size_min; size < ramips_mem_size_max;
+		     size <<= 1 ) {
+			if (!memcmp(base, base + size, 1024))
+				break;
+		}
+	}
+
+	add_memory_region(ramips_mem_base, size, BOOT_MEM_RAM);
+}
+
+void __init ramips_early_serial_setup(int line, unsigned base, unsigned freq,
+				      unsigned irq)
+{
+	struct uart_port p;
+	int err;
+
+	memset(&p, 0, sizeof(p));
+	p.flags		= UPF_SKIP_TEST | UPF_FIXED_TYPE;
+	p.iotype	= UPIO_AU;
+	p.uartclk	= freq;
+	p.regshift	= 2;
+	p.type		= PORT_16550A;
+
+	p.mapbase	= base;
+	p.membase	= ioremap_nocache(p.mapbase, PAGE_SIZE);
+	p.line		= line;
+	p.irq		= irq;
+
+	err = early_serial_setup(&p);
+	if (err)
+		printk(KERN_ERR "early serial%d registration failed %d\n",
+		       line, err);
+}
+
+void __init plat_mem_setup(void)
+{
+	set_io_port_base(KSEG1);
+
+	detect_mem_size();
+	ramips_soc_setup();
+}
+
+__setup("board=", mips_machtype_setup);
+
+static int __init ramips_machine_setup(void)
+{
+	mips_machine_setup();
+	return 0;
+}
+
+arch_initcall(ramips_machine_setup);
+
+static void __init ramips_generic_init(void)
+{
+}
+
+MIPS_MACHINE(RAMIPS_MACH_GENERIC, "Generic", "Generic Ralink board",
+	     ramips_generic_init);