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Diffstat (limited to 'arch/mips/mips-boards/generic/reset.c')
-rw-r--r-- | arch/mips/mips-boards/generic/reset.c | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/arch/mips/mips-boards/generic/reset.c b/arch/mips/mips-boards/generic/reset.c new file mode 100644 index 000000000000..9fdec743bd95 --- /dev/null +++ b/arch/mips/mips-boards/generic/reset.c @@ -0,0 +1,73 @@ +/* + * Carsten Langgaard, carstenl@mips.com + * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved. + * + * ######################################################################## + * + * This program is free software; you can distribute it and/or modify it + * under the terms of the GNU General Public License (Version 2) as + * published by the Free Software Foundation. + * + * This program is distributed in the hope 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. + * + * ######################################################################## + * + * Reset the MIPS boards. + * + */ +#include <linux/config.h> + +#include <asm/io.h> +#include <asm/reboot.h> +#include <asm/mips-boards/generic.h> +#if defined(CONFIG_MIPS_ATLAS) +#include <asm/mips-boards/atlas.h> +#endif + +static void mips_machine_restart(char *command); +static void mips_machine_halt(void); +#if defined(CONFIG_MIPS_ATLAS) +static void atlas_machine_power_off(void); +#endif + +static void mips_machine_restart(char *command) +{ + volatile unsigned int *softres_reg = (unsigned int *)ioremap (SOFTRES_REG, sizeof(unsigned int)); + + *softres_reg = GORESET; +} + +static void mips_machine_halt(void) +{ + volatile unsigned int *softres_reg = (unsigned int *)ioremap (SOFTRES_REG, sizeof(unsigned int)); + + *softres_reg = GORESET; +} + +#if defined(CONFIG_MIPS_ATLAS) +static void atlas_machine_power_off(void) +{ + volatile unsigned int *psustby_reg = (unsigned int *)ioremap(ATLAS_PSUSTBY_REG, sizeof(unsigned int)); + + *psustby_reg = ATLAS_GOSTBY; +} +#endif + +void mips_reboot_setup(void) +{ + _machine_restart = mips_machine_restart; + _machine_halt = mips_machine_halt; +#if defined(CONFIG_MIPS_ATLAS) + _machine_power_off = atlas_machine_power_off; +#endif +#if defined(CONFIG_MIPS_MALTA) || defined(CONFIG_MIPS_SEAD) + _machine_power_off = mips_machine_halt; +#endif +} |