mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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a43e38e686
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@16559 3c298f89-4303-0410-b956-a3cf2f4a3e73
126 lines
2.9 KiB
C
126 lines
2.9 KiB
C
/*
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* ADM5120 specific setup
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*
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* Copyright (C) 2007-2009 Gabor Juhos <juhosg@openwrt.org>
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*
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* This code was based on the ADM5120 specific port of the Linux 2.6.10 kernel
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* done by Jeroen Vreeken
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* Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
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*
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* Jeroen's code was based on the Linux 2.4.xx source codes found in various
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* tarballs released by Edimax for it's ADM5120 based devices
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* Copyright (C) ADMtek Incorporated
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/io.h>
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#include <asm/reboot.h>
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#include <asm/time.h>
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#include <asm/mips_machine.h>
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#include <asm/mach-adm5120/adm5120_info.h>
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#include <asm/mach-adm5120/adm5120_defs.h>
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#include <asm/mach-adm5120/adm5120_switch.h>
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#include <asm/mach-adm5120/adm5120_platform.h>
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#define ADM5120_SYS_TYPE_LEN 64
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unsigned char adm5120_sys_type[ADM5120_SYS_TYPE_LEN];
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void (*adm5120_board_reset)(void);
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static char *prom_names[ADM5120_PROM_LAST+1] __initdata = {
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[ADM5120_PROM_GENERIC] = "Generic",
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[ADM5120_PROM_CFE] = "CFE",
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[ADM5120_PROM_UBOOT] = "U-Boot",
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[ADM5120_PROM_MYLOADER] = "MyLoader",
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[ADM5120_PROM_ROUTERBOOT] = "RouterBOOT",
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[ADM5120_PROM_BOOTBASE] = "Bootbase"
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};
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static void __init adm5120_report(void)
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{
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printk(KERN_INFO "SoC : %s\n", adm5120_sys_type);
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printk(KERN_INFO "Bootdev : %s flash\n",
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adm5120_nand_boot ? "NAND":"NOR");
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printk(KERN_INFO "Prom : %s\n", prom_names[adm5120_prom_type]);
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}
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const char *get_system_type(void)
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{
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return adm5120_sys_type;
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}
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static void adm5120_restart(char *command)
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{
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/* TODO: stop switch before reset */
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if (adm5120_board_reset)
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adm5120_board_reset();
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SW_WRITE_REG(SWITCH_REG_SOFT_RESET, 1);
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}
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static void adm5120_halt(void)
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{
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local_irq_disable();
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while (1) {
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if (cpu_wait)
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cpu_wait();
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}
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}
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void __init plat_time_init(void)
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{
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mips_hpt_frequency = adm5120_speed / 2;
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}
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void __init plat_mem_setup(void)
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{
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adm5120_soc_init();
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adm5120_mem_init();
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sprintf(adm5120_sys_type, "ADM%04X%s rev %u, running at %lu.%03lu MHz",
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adm5120_product_code,
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adm5120_package_bga() ? "" : "P",
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adm5120_revision,
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(adm5120_speed / 1000000), (adm5120_speed / 1000) % 1000);
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adm5120_report();
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_machine_restart = adm5120_restart;
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_machine_halt = adm5120_halt;
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pm_power_off = adm5120_halt;
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set_io_port_base(KSEG1);
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}
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static int __init adm5120_board_setup(void)
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{
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adm5120_gpio_init();
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mips_machine_setup(adm5120_mach_type);
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return 0;
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}
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arch_initcall(adm5120_board_setup);
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static void __init adm5120_generic_board_setup(void)
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{
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adm5120_add_device_uart(0);
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adm5120_add_device_uart(1);
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adm5120_add_device_flash(0);
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adm5120_add_device_switch(6, NULL);
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}
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MIPS_MACHINE(MACH_ADM5120_GENERIC, "Generic ADM5120 board",
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adm5120_generic_board_setup);
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