diff options
Diffstat (limited to 'arch/mips/jz4740/reset.c')
| -rw-r--r-- | arch/mips/jz4740/reset.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/arch/mips/jz4740/reset.c b/arch/mips/jz4740/reset.c deleted file mode 100644 index 67780c4b6573..000000000000 --- a/arch/mips/jz4740/reset.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> - * - * 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. - * - * 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., - * 675 Mass Ave, Cambridge, MA 02139, USA. - * - */ - -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/kernel.h> -#include <linux/pm.h> - -#include <asm/reboot.h> - -#include <asm/mach-jz4740/base.h> -#include <asm/mach-jz4740/timer.h> - -#include "reset.h" -#include "clock.h" - -static void jz4740_halt(void) -{ - while (1) { - __asm__(".set push;\n" - ".set mips3;\n" - "wait;\n" - ".set pop;\n" - ); - } -} - -#define JZ_REG_WDT_DATA 0x00 -#define JZ_REG_WDT_COUNTER_ENABLE 0x04 -#define JZ_REG_WDT_COUNTER 0x08 -#define JZ_REG_WDT_CTRL 0x0c - -static void jz4740_restart(char *command) -{ - void __iomem *wdt_base = ioremap(JZ4740_WDT_BASE_ADDR, 0x0f); - - jz4740_timer_enable_watchdog(); - - writeb(0, wdt_base + JZ_REG_WDT_COUNTER_ENABLE); - - writew(0, wdt_base + JZ_REG_WDT_COUNTER); - writew(0, wdt_base + JZ_REG_WDT_DATA); - writew(BIT(2), wdt_base + JZ_REG_WDT_CTRL); - - writeb(1, wdt_base + JZ_REG_WDT_COUNTER_ENABLE); - jz4740_halt(); -} - -void jz4740_reset_init(void) -{ - _machine_restart = jz4740_restart; - _machine_halt = jz4740_halt; -} |
