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) 2010 John Crispin <blogic@openwrt.org>
9 #include <linux/module.h>
10 #include <linux/clk.h>
11 #include <asm/bootinfo.h>
19 static struct ltq_soc_info soc_info;
21 unsigned int ltq_get_cpu_ver(void)
25 EXPORT_SYMBOL(ltq_get_cpu_ver);
27 unsigned int ltq_get_soc_type(void)
31 EXPORT_SYMBOL(ltq_get_soc_type);
33 const char *get_system_type(void)
35 return soc_info.sys_type;
38 void prom_free_prom_memory(void)
42 static void __init prom_init_cmdline(void)
45 char **argv = (char **) KSEG1ADDR(fw_arg1);
48 for (i = 0; i < argc; i++) {
49 char *p = (char *) KSEG1ADDR(argv[i]);
52 strlcat(arcs_cmdline, p, sizeof(arcs_cmdline));
53 strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline));
58 void __init prom_init(void)
62 ltq_soc_detect(&soc_info);
64 clk = clk_get(0, "cpu");
65 snprintf(soc_info.sys_type, LTQ_SYS_TYPE_LEN - 1, "%s rev1.%d",
66 soc_info.name, soc_info.rev);
68 soc_info.sys_type[LTQ_SYS_TYPE_LEN - 1] = '\0';
69 pr_info("SoC: %s\n", soc_info.sys_type);