diff options
Diffstat (limited to 'arch/mips/emma2rh/markeins/setup.c')
| -rw-r--r-- | arch/mips/emma2rh/markeins/setup.c | 180 |
1 files changed, 0 insertions, 180 deletions
diff --git a/arch/mips/emma2rh/markeins/setup.c b/arch/mips/emma2rh/markeins/setup.c deleted file mode 100644 index b29a4473923..00000000000 --- a/arch/mips/emma2rh/markeins/setup.c +++ /dev/null @@ -1,180 +0,0 @@ -/* - * arch/mips/emma2rh/markeins/setup.c - * This file is setup for EMMA2RH Mark-eins. - * - * Copyright (C) NEC Electronics Corporation 2004-2006 - * - * This file is based on the arch/mips/ddb5xxx/ddb5477/setup.c. - * - * Copyright 2001 MontaVista Software Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/initrd.h> -#include <linux/irq.h> -#include <linux/ide.h> -#include <linux/ioport.h> -#include <linux/param.h> /* for HZ */ -#include <linux/root_dev.h> -#include <linux/serial.h> -#include <linux/serial_core.h> - -#include <asm/cpu.h> -#include <asm/bootinfo.h> -#include <asm/addrspace.h> -#include <asm/time.h> -#include <asm/bcache.h> -#include <asm/irq.h> -#include <asm/reboot.h> -#include <asm/gdb-stub.h> -#include <asm/traps.h> -#include <asm/debug.h> - -#include <asm/emma2rh/emma2rh.h> - -#define USE_CPU_COUNTER_TIMER /* whether we use cpu counter */ - -extern void markeins_led(const char *); - -static int bus_frequency = 0; - -static void markeins_machine_restart(char *command) -{ - static void (*back_to_prom) (void) = (void (*)(void))0xbfc00000; - - printk("cannot EMMA2RH Mark-eins restart.\n"); - markeins_led("restart."); - back_to_prom(); -} - -static void markeins_machine_halt(void) -{ - printk("EMMA2RH Mark-eins halted.\n"); - markeins_led("halted."); - while (1) ; -} - -static void markeins_machine_power_off(void) -{ - printk("EMMA2RH Mark-eins halted. Please turn off the power.\n"); - markeins_led("poweroff."); - while (1) ; -} - -static unsigned long clock[4] = { 166500000, 187312500, 199800000, 210600000 }; - -static unsigned int __init detect_bus_frequency(unsigned long rtc_base) -{ - u32 reg; - - /* detect from boot strap */ - reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0); - reg = (reg >> 4) & 0x3; - return clock[reg]; -} - -static void __init emma2rh_time_init(void) -{ - u32 reg; - if (bus_frequency == 0) - bus_frequency = detect_bus_frequency(0); - - reg = emma2rh_in32(EMMA2RH_BHIF_STRAP_0); - if ((reg & 0x3) == 0) - reg = (reg >> 6) & 0x3; - else { - reg = emma2rh_in32(EMMA2RH_BHIF_MAIN_CTRL); - reg = (reg >> 4) & 0x3; - } - mips_hpt_frequency = (bus_frequency * (4 + reg)) / 4 / 2; -} - -void __init plat_timer_setup(struct irqaction *irq) -{ - /* we are using the cpu counter for timer interrupts */ - setup_irq(CPU_IRQ_BASE + 7, irq); -} - -static void markeins_board_init(void); -extern void markeins_irq_setup(void); - -static void inline __init markeins_sio_setup(void) -{ -#ifdef CONFIG_KGDB_8250 - struct uart_port emma_port; - - memset(&emma_port, 0, sizeof(emma_port)); - - emma_port.flags = - UPF_BOOT_AUTOCONF | UPF_SKIP_TEST; - emma_port.iotype = UPIO_MEM; - emma_port.regshift = 4; /* I/O addresses are every 8 bytes */ - emma_port.uartclk = 18544000; /* Clock rate of the chip */ - - emma_port.line = 0; - emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3); - emma_port.membase = (u8*)emma_port.mapbase; - early_serial_setup(&emma_port); - - emma_port.line = 1; - emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3); - emma_port.membase = (u8*)emma_port.mapbase; - early_serial_setup(&emma_port); - - emma_port.irq = EMMA2RH_IRQ_PFUR1; - kgdb8250_add_port(1, &emma_port); -#endif -} - -void __init plat_mem_setup(void) -{ - /* initialize board - we don't trust the loader */ - markeins_board_init(); - - set_io_port_base(KSEG1ADDR(EMMA2RH_PCI_IO_BASE)); - - board_time_init = emma2rh_time_init; - - _machine_restart = markeins_machine_restart; - _machine_halt = markeins_machine_halt; - pm_power_off = markeins_machine_power_off; - - /* setup resource limits */ - ioport_resource.start = EMMA2RH_PCI_IO_BASE; - ioport_resource.end = EMMA2RH_PCI_IO_BASE + EMMA2RH_PCI_IO_SIZE - 1; - iomem_resource.start = EMMA2RH_IO_BASE; - iomem_resource.end = EMMA2RH_ROM_BASE - 1; - - /* Reboot on panic */ - panic_timeout = 180; - - markeins_sio_setup(); -} - -static void __init markeins_board_init(void) -{ - u32 val; - - val = emma2rh_in32(EMMA2RH_PBRD_INT_EN); /* open serial interrupts. */ - emma2rh_out32(EMMA2RH_PBRD_INT_EN, val | 0xaa); - val = emma2rh_in32(EMMA2RH_PBRD_CLKSEL); /* set serial clocks. */ - emma2rh_out32(EMMA2RH_PBRD_CLKSEL, val | 0x5); /* 18MHz */ - emma2rh_out32(EMMA2RH_PCI_CONTROL, 0); - - markeins_led("MVL E2RH"); -} |