2 * This program is free software; you can redistribute it and/or modify it
3 * under the terms of the GNU General Public License version 2 as published
4 * by the Free Software Foundation.
6 * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
7 * Copyright (C) 2010 Joonas Lahtinen <joonas.lahtinen@gmail.com>
8 * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
11 #include <linux/string.h>
12 #include <linux/of_fdt.h>
13 #include <linux/of_platform.h>
15 #include <asm/bootinfo.h>
16 #include <asm/addrspace.h>
20 struct ralink_soc_info soc_info;
21 struct rt2880_pmx_group *rt2880_pinmux_data = NULL;
23 const char *get_system_type(void)
25 return soc_info.sys_type;
28 static __init void prom_init_cmdline(int argc, char **argv)
32 pr_debug("prom: fw_arg0=%08x fw_arg1=%08x fw_arg2=%08x fw_arg3=%08x\n",
33 (unsigned int)fw_arg0, (unsigned int)fw_arg1,
34 (unsigned int)fw_arg2, (unsigned int)fw_arg3);
37 argv = (char **) KSEG1ADDR(fw_arg1);
40 pr_debug("argv=%p is invalid, skipping\n",
45 for (i = 0; i < argc; i++) {
46 char *p = (char *) KSEG1ADDR(argv[i]);
48 if (CPHYSADDR(p) && *p) {
49 pr_debug("argv[%d]: %s\n", i, p);
50 strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline));
51 strlcat(arcs_cmdline, p, sizeof(arcs_cmdline));
56 void __init prom_init(void)
61 prom_soc_init(&soc_info);
63 pr_info("SoC Type: %s\n", get_system_type());
65 prom_init_cmdline(argc, argv);
68 void __init prom_free_prom_memory(void)