mirror of
https://github.com/AsahiLinux/u-boot
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0db5bca807
- Add port to MPC555/556 microcontrollers
- Add support for cmi customer board with
Intel 28F128J3A, 28F320J3A or 28F640J3A flash.
* Patch by Rick Bronson, 28 Mar 2003:
- fix common/cmd_nand.c
101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
/*
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* (C) Copyright 2001
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* Erik Theisen, Wave 7 Optics, etheisen@mindspring.com.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* Watchdog functions and macros.
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*/
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#ifndef _WATCHDOG_H_
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#define _WATCHDOG_H_
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#if defined(CONFIG_HW_WATCHDOG) && defined(CONFIG_WATCHDOG)
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# error "Configuration error: CONFIG_HW_WATCHDOG and CONFIG_WATCHDOG can't be used together."
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#endif
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/*
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* Hardware watchdog
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*/
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#ifdef CONFIG_HW_WATCHDOG
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#if defined(__ASSEMBLY__)
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#define WATCHDOG_RESET bl hw_watchdog_reset
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#else
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extern void hw_watchdog_reset(void);
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#define WATCHDOG_RESET hw_watchdog_reset
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#endif /* __ASSEMBLY__ */
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#else
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/*
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* Maybe a software watchdog?
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*/
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#if defined(CONFIG_WATCHDOG)
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#if defined(__ASSEMBLY__)
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#define WATCHDOG_RESET bl watchdog_reset
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#else
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extern void watchdog_reset(void);
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#define WATCHDOG_RESET watchdog_reset
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#endif
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#else
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/*
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* No hardware or software watchdog.
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*/
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#if defined(__ASSEMBLY__)
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#define WATCHDOG_RESET /*XXX DO_NOT_DEL_THIS_COMMENT*/
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#else
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#define WATCHDOG_RESET() {}
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#endif /* __ASSEMBLY__ */
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#endif /* CONFIG_WATCHDOG && !__ASSEMBLY__ */
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#endif /* CONFIG_HW_WATCHDOG */
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/*
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* Prototypes from $(CPU)/cpu.c.
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*/
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/* MPC 8xx */
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#if (defined(CONFIG_8xx) || defined(CONFIG_MPC860)) && !defined(__ASSEMBLY__)
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void reset_8xx_watchdog(volatile immap_t *immr);
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#endif
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/* MPC 5xx */
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#if defined(CONFIG_5xx) && !defined(__ASSEMBLY__)
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void reset_5xx_watchdog(volatile immap_t *immr);
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#endif
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/* IBM 4xx */
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#if defined(CONFIG_4xx) && !defined(__ASSEMBLY__)
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void reset_4xx_watchdog(void);
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#endif
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/* MPC 8260 */
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#if defined(CONFIG_MPC8260) && !defined(__ASSEMBLY__)
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#if defined(CONFIG_WATCHDOG)
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extern __inline__ void
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reset_8260_watchdog(volatile immap_t *immr)
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{
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immr->im_siu_conf.sc_swsr = 0x556c;
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immr->im_siu_conf.sc_swsr = 0xaa39;
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}
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#endif /* !__ASSEMBLY__ && CONFIG_WATCHDOG */
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#endif /* CONFIG_MPC8260 && !__ASSEMBLY__ */
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#endif /* _WATCHDOG_H_ */
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