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>
23 #include <linux/reboot.h>
24 #include <linux/time.h>
26 #include <asm/reboot.h>
28 #include <asm/bootinfo.h>
29 #include <asm/mips_machine.h>
31 #include <asm/mach-adm5120/adm5120_info.h>
32 #include <asm/mach-adm5120/adm5120_defs.h>
33 #include <asm/mach-adm5120/adm5120_switch.h>
34 #include <asm/mach-adm5120/adm5120_platform.h>
36 #define ADM5120_SYS_TYPE_LEN 64
38 unsigned char adm5120_sys_type[ADM5120_SYS_TYPE_LEN];
39 void (*adm5120_board_reset)(void);
41 static char *prom_names[ADM5120_PROM_LAST+1] __initdata = {
42 [ADM5120_PROM_GENERIC] = "Generic",
43 [ADM5120_PROM_CFE] = "CFE",
44 [ADM5120_PROM_UBOOT] = "U-Boot",
45 [ADM5120_PROM_MYLOADER] = "MyLoader",
46 [ADM5120_PROM_ROUTERBOOT] = "RouterBOOT",
47 [ADM5120_PROM_BOOTBASE] = "Bootbase"
50 static void __init adm5120_report(void)
52 printk(KERN_INFO "SoC : %s\n", adm5120_sys_type);
53 printk(KERN_INFO "Bootdev : %s flash\n",
54 adm5120_nand_boot ? "NAND" : "NOR");
55 printk(KERN_INFO "Prom : %s\n", prom_names[adm5120_prom_type]);
58 const char *get_system_type(void)
60 return adm5120_sys_type;
63 static void adm5120_restart(char *command)
65 /* TODO: stop switch before reset */
67 if (adm5120_board_reset)
68 adm5120_board_reset();
70 SW_WRITE_REG(SWITCH_REG_SOFT_RESET, 1);
73 static void adm5120_halt(void)
83 void __init plat_time_init(void)
85 mips_hpt_frequency = adm5120_speed / 2;
88 void __init plat_mem_setup(void)
93 sprintf(adm5120_sys_type, "ADM%04X%s rev %u, running at %lu.%03lu MHz",
95 adm5120_package_bga() ? "" : "P",
97 (adm5120_speed / 1000000), (adm5120_speed / 1000) % 1000);
101 _machine_restart = adm5120_restart;
102 _machine_halt = adm5120_halt;
103 pm_power_off = adm5120_halt;
105 set_io_port_base(KSEG1);
108 static int __init adm5120_board_setup(void)
112 mips_machine_setup();
116 arch_initcall(adm5120_board_setup);
118 static void __init adm5120_generic_board_setup(void)
120 adm5120_add_device_uart(0);
121 adm5120_add_device_uart(1);
123 adm5120_add_device_flash(0);
124 adm5120_add_device_switch(6, NULL);
127 MIPS_MACHINE(MACH_ADM5120_GENERIC, "Generic", "Generic ADM5120 board",
128 adm5120_generic_board_setup);