diff options
Diffstat (limited to 'target/linux/adm5120/files/arch/mips/adm5120/common/setup.c')
| -rw-r--r-- | target/linux/adm5120/files/arch/mips/adm5120/common/setup.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/target/linux/adm5120/files/arch/mips/adm5120/common/setup.c b/target/linux/adm5120/files/arch/mips/adm5120/common/setup.c new file mode 100644 index 0000000..0a11774 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/common/setup.c @@ -0,0 +1,91 @@ +/* + * ADM5120 specific setup + * + * Copyright (C) 2007-2008 Gabor Juhos <juhosg@openwrt.org> + * + * This code was based on the ADM5120 specific port of the Linux 2.6.10 kernel + * done by Jeroen Vreeken + * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) + * + * Jeroen's code was based on the Linux 2.4.xx source codes found in various + * tarballs released by Edimax for it's ADM5120 based devices + * Copyright (C) ADMtek Incorporated + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/io.h> + +#include <asm/reboot.h> +#include <asm/time.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_switch.h> +#include <asm/mach-adm5120/adm5120_board.h> + +void (*adm5120_board_reset)(void); + +static char *prom_names[ADM5120_PROM_LAST+1] __initdata = { + [ADM5120_PROM_GENERIC] = "Generic", + [ADM5120_PROM_CFE] = "CFE", + [ADM5120_PROM_UBOOT] = "U-Boot", + [ADM5120_PROM_MYLOADER] = "MyLoader", + [ADM5120_PROM_ROUTERBOOT] = "RouterBOOT", + [ADM5120_PROM_BOOTBASE] = "Bootbase" +}; + +static void __init adm5120_report(void) +{ + printk(KERN_INFO "SoC : ADM%04X%s revision %d, running " + "at %ldMHz\n", + adm5120_product_code, + adm5120_package_bga() ? "" : "P", + adm5120_revision, (adm5120_speed / 1000000)); + printk(KERN_INFO "Bootdev : %s flash\n", + adm5120_nand_boot ? "NAND":"NOR"); + printk(KERN_INFO "Prom : %s\n", prom_names[adm5120_prom_type]); +} + +static void adm5120_restart(char *command) +{ + /* TODO: stop switch before reset */ + + if (adm5120_board_reset) + adm5120_board_reset(); + + SW_WRITE_REG(SWITCH_REG_SOFT_RESET, 1); +} + +static void adm5120_halt(void) +{ + local_irq_disable(); + + while (1) { + if (cpu_wait) + cpu_wait(); + } +} + +void __init plat_time_init(void) +{ + mips_hpt_frequency = adm5120_speed / 2; +} + +void __init plat_mem_setup(void) +{ + adm5120_soc_init(); + adm5120_mem_init(); + adm5120_report(); + + _machine_restart = adm5120_restart; + _machine_halt = adm5120_halt; + pm_power_off = adm5120_halt; + + set_io_port_base(KSEG1); +} |