projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 7e47cefa JC |
1 | /* |
| 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. | |
| 5 | * | |
| 6 | * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> | |
| 7 | * Copyright (C) 2010 Joonas Lahtinen <joonas.lahtinen@gmail.com> | |
| 97b92108 | 8 | * Copyright (C) 2013 John Crispin <john@phrozen.org> |
| 7e47cefa JC |
9 | */ |
| 10 | ||
| 11 | #include <linux/string.h> | |
| 12 | #include <linux/of_fdt.h> | |
| 13 | #include <linux/of_platform.h> | |
| 14 | ||
| 15 | #include <asm/bootinfo.h> | |
| 16 | #include <asm/addrspace.h> | |
| 17 | ||
| 418d29c8 JC |
18 | #include <asm/mach-ralink/ralink_regs.h> |
| 19 | ||
| 7e47cefa JC |
20 | #include "common.h" |
| 21 | ||
| 22 | struct ralink_soc_info soc_info; | |
| f576fb6a | 23 | struct rt2880_pmx_group *rt2880_pinmux_data = NULL; |
| 7e47cefa | 24 | |
| 418d29c8 JC |
25 | enum ralink_soc_type ralink_soc; |
| 26 | EXPORT_SYMBOL_GPL(ralink_soc); | |
| 27 | ||
| 7e47cefa JC |
28 | const char *get_system_type(void) |
| 29 | { | |
| 30 | return soc_info.sys_type; | |
| 31 | } | |
| 32 | ||
| 33 | static __init void prom_init_cmdline(int argc, char **argv) | |
| 34 | { | |
| 35 | int i; | |
| 36 | ||
| 37 | pr_debug("prom: fw_arg0=%08x fw_arg1=%08x fw_arg2=%08x fw_arg3=%08x\n", | |
| 38 | (unsigned int)fw_arg0, (unsigned int)fw_arg1, | |
| 39 | (unsigned int)fw_arg2, (unsigned int)fw_arg3); | |
| 40 | ||
| 41 | argc = fw_arg0; | |
| 42 | argv = (char **) KSEG1ADDR(fw_arg1); | |
| 43 | ||
| 44 | if (!argv) { | |
| 45 | pr_debug("argv=%p is invalid, skipping\n", | |
| 46 | argv); | |
| 47 | return; | |
| 48 | } | |
| 49 | ||
| 50 | for (i = 0; i < argc; i++) { | |
| 51 | char *p = (char *) KSEG1ADDR(argv[i]); | |
| 52 | ||
| 53 | if (CPHYSADDR(p) && *p) { | |
| 54 | pr_debug("argv[%d]: %s\n", i, p); | |
| 55 | strlcat(arcs_cmdline, " ", sizeof(arcs_cmdline)); | |
| 56 | strlcat(arcs_cmdline, p, sizeof(arcs_cmdline)); | |
| 57 | } | |
| 58 | } | |
| 59 | } | |
| 60 | ||
| 61 | void __init prom_init(void) | |
| 62 | { | |
| 63 | int argc; | |
| 64 | char **argv; | |
| 65 | ||
| 66 | prom_soc_init(&soc_info); | |
| 67 | ||
| 68 | pr_info("SoC Type: %s\n", get_system_type()); | |
| 69 | ||
| 70 | prom_init_cmdline(argc, argv); | |
| 71 | } | |
| 72 | ||
| 73 | void __init prom_free_prom_memory(void) | |
| 74 | { | |
| 75 | } |