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2817142f31
These are changes that have been sitting in linux-omap and were never sent upstream. Hopefully, it'll never happen again at least for this driver. Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
55 lines
2.2 KiB
C
55 lines
2.2 KiB
C
/*
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* linux/drivers/char/watchdog/omap_wdt.h
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*
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* BRIEF MODULE DESCRIPTION
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* OMAP Watchdog timer register definitions
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*
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* Copyright (C) 2004 Texas Instruments.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _OMAP_WATCHDOG_H
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#define _OMAP_WATCHDOG_H
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#define OMAP_WATCHDOG_REV (0x00)
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#define OMAP_WATCHDOG_SYS_CONFIG (0x10)
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#define OMAP_WATCHDOG_STATUS (0x14)
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#define OMAP_WATCHDOG_CNTRL (0x24)
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#define OMAP_WATCHDOG_CRR (0x28)
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#define OMAP_WATCHDOG_LDR (0x2c)
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#define OMAP_WATCHDOG_TGR (0x30)
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#define OMAP_WATCHDOG_WPS (0x34)
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#define OMAP_WATCHDOG_SPR (0x48)
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/* Using the prescaler, the OMAP watchdog could go for many
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* months before firing. These limits work without scaling,
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* with the 60 second default assumed by most tools and docs.
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*/
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#define TIMER_MARGIN_MAX (24 * 60 * 60) /* 1 day */
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#define TIMER_MARGIN_DEFAULT 60 /* 60 secs */
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#define TIMER_MARGIN_MIN 1
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#define PTV 0 /* prescale */
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#define GET_WLDR_VAL(secs) (0xffffffff - ((secs) * (32768/(1<<PTV))) + 1)
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#endif /* _OMAP_WATCHDOG_H */
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