2 * ADM5120 specific setup
4 * Copyright (C) 2007-2009 Gabor Juhos <juhosg@openwrt.org>
6 * This code was based on the ADM5120 specific port of the Linux 2.6.10 kernel
7 * done by Jeroen Vreeken
8 * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
10 * Jeroen's code was based on the Linux 2.4.xx source codes found in various
11 * tarballs released by Edimax for it's ADM5120 based devices
12 * Copyright (C) ADMtek Incorporated
14 * This program is free software; you can redistribute it and/or modify it
15 * under the terms of the GNU General Public License version 2 as published
16 * by the Free Software Foundation.
20 #include <linux/init.h>
21 #include <linux/kernel.h>
24 #include <asm/bootinfo.h>
25 #include <asm/reboot.h>
27 #include <asm/mips_machine.h>
29 #include <asm/mach-adm5120/adm5120_info.h>
30 #include <asm/mach-adm5120/adm5120_defs.h>
31 #include <asm/mach-adm5120/adm5120_switch.h>
32 #include <asm/mach-adm5120/adm5120_platform.h>
34 #define ADM5120_SYS_TYPE_LEN 64
36 unsigned char adm5120_sys_type[ADM5120_SYS_TYPE_LEN];
37 void (*adm5120_board_reset)(void);
39 static char *prom_names[ADM5120_PROM_LAST+1] __initdata = {
40 [ADM5120_PROM_GENERIC] = "Generic",
41 [ADM5120_PROM_CFE] = "CFE",
42 [ADM5120_PROM_UBOOT] = "U-Boot",
43 [ADM5120_PROM_MYLOADER] = "MyLoader",
44 [ADM5120_PROM_ROUTERBOOT] = "RouterBOOT",
45 [ADM5120_PROM_BOOTBASE] = "Bootbase"
48 static void __init adm5120_report(void)
50 printk(KERN_INFO "SoC : %s\n", adm5120_sys_type);
51 printk(KERN_INFO "Bootdev : %s flash\n",
52 adm5120_nand_boot ? "NAND":"NOR");
53 printk(KERN_INFO "Prom : %s\n", prom_names[adm5120_prom_type]);
56 const char *get_system_type(void)
58 return adm5120_sys_type;
61 static void adm5120_restart(char *command)
63 /* TODO: stop switch before reset */
65 if (adm5120_board_reset)
66 adm5120_board_reset();
68 SW_WRITE_REG(SWITCH_REG_SOFT_RESET, 1);
71 static void adm5120_halt(void)
81 void __init plat_time_init(void)
83 mips_hpt_frequency = adm5120_speed / 2;
86 void __init plat_mem_setup(void)
91 sprintf(adm5120_sys_type, "ADM%04X%s rev %u, running at %lu.%03lu MHz",
93 adm5120_package_bga() ? "" : "P",
95 (adm5120_speed / 1000000), (adm5120_speed / 1000) % 1000);
99 _machine_restart = adm5120_restart;
100 _machine_halt = adm5120_halt;
101 pm_power_off = adm5120_halt;
103 set_io_port_base(KSEG1);
106 static int __init adm5120_board_setup(void)
110 mips_machine_setup(mips_machtype);
114 arch_initcall(adm5120_board_setup);
116 static void __init adm5120_generic_board_setup(void)
118 adm5120_add_device_uart(0);
119 adm5120_add_device_uart(1);
121 adm5120_add_device_flash(0);
122 adm5120_add_device_switch(6, NULL);
125 MIPS_MACHINE(MACH_ADM5120_GENERIC, "Generic ADM5120 board",
126 adm5120_generic_board_setup);