diff options
Diffstat (limited to 'arch/mips/cobalt/setup.c')
| -rw-r--r-- | arch/mips/cobalt/setup.c | 55 |
1 files changed, 16 insertions, 39 deletions
diff --git a/arch/mips/cobalt/setup.c b/arch/mips/cobalt/setup.c index d11bb1bc7b6..9a8c2fe8d33 100644 --- a/arch/mips/cobalt/setup.c +++ b/arch/mips/cobalt/setup.c @@ -9,19 +9,18 @@ * Copyright (C) 2001, 2002, 2003 by Liam Davies (ldavies@agile.tv) * */ -#include <linux/interrupt.h> #include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/ioport.h> #include <linux/pm.h> #include <asm/bootinfo.h> -#include <asm/time.h> -#include <asm/i8253.h> -#include <asm/io.h> #include <asm/reboot.h> +#include <asm/setup.h> #include <asm/gt64120.h> #include <cobalt.h> -#include <irq.h> extern void cobalt_machine_restart(char *command); extern void cobalt_machine_halt(void); @@ -41,17 +40,6 @@ const char *get_system_type(void) return "MIPS Cobalt"; } -void __init plat_timer_setup(struct irqaction *irq) -{ - /* Load timer value for HZ (TCLK is 50MHz) */ - GT_WRITE(GT_TC0_OFS, 50*1000*1000 / HZ); - - /* Enable timer0 */ - GT_WRITE(GT_TC_CONTROL_OFS, GT_TC_CONTROL_ENTC0_MSK | GT_TC_CONTROL_SELTC0_MSK); - - setup_irq(GT641XX_TIMER0_IRQ, irq); -} - /* * Cobalt doesn't have PS/2 keyboard/mouse interfaces, * keyboard conntroller is never used. @@ -84,11 +72,6 @@ static struct resource cobalt_reserved_resources[] = { }, }; -void __init plat_time_init(void) -{ - setup_pit_timer(); -} - void __init plat_mem_setup(void) { int i; @@ -99,8 +82,8 @@ void __init plat_mem_setup(void) set_io_port_base(CKSEG1ADDR(GT_DEF_PCI0_IO_BASE)); - /* I/O port resource must include LCD/buttons */ - ioport_resource.end = 0x0fffffff; + /* I/O port resource */ + ioport_resource.end = 0x01ffffff; /* These resources have been reserved by VIA SuperI/O chip. */ for (i = 0; i < ARRAY_SIZE(cobalt_reserved_resources); i++) @@ -115,29 +98,23 @@ void __init plat_mem_setup(void) void __init prom_init(void) { - int narg, indx, posn, nchr; unsigned long memsz; + int argc, i; char **argv; memsz = fw_arg0 & 0x7fff0000; - narg = fw_arg0 & 0x0000ffff; - - if (narg) { - arcs_cmdline[0] = '\0'; - argv = (char **) fw_arg1; - posn = 0; - for (indx = 1; indx < narg; ++indx) { - nchr = strlen(argv[indx]); - if (posn + 1 + nchr + 1 > sizeof(arcs_cmdline)) - break; - if (posn) - arcs_cmdline[posn++] = ' '; - strcpy(arcs_cmdline + posn, argv[indx]); - posn += nchr; - } + argc = fw_arg0 & 0x0000ffff; + argv = (char **)fw_arg1; + + for (i = 1; i < argc; i++) { + strlcat(arcs_cmdline, argv[i], COMMAND_LINE_SIZE); + if (i < (argc - 1)) + strlcat(arcs_cmdline, " ", COMMAND_LINE_SIZE); } add_memory_region(0x0, memsz, BOOT_MEM_RAM); + + setup_8250_early_printk_port(CKSEG1ADDR(0x1c800000), 0, 0); } void __init prom_free_prom_memory(void) |