arm946es: remove non used timer

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>

cpu/arm946es/Makefile

@@ -26,7 +26,8 @@ include $(TOPDIR)/config.mk
 LIB	= $(obj)lib$(CPU).a
 
 START	= start.o
-COBJS	= interrupts.o cpu.o
+
+COBJS	= cpu.o
 
 SRCS	:= $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS) $(SOBJS))

cpu/arm946es/interrupts.c

-/*
- * (C) Copyright 2003
- * Texas Instruments <www.ti.com>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * (C) Copyright 2002-2004
- * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
- *
- * (C) Copyright 2004
- * Philippe Robin, ARM Ltd. <philippe.robin@arm.com>
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * 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 <common.h>
-#include <arm946es.h>
-
-#define TIMER_LOAD_VAL 0xffffffff
-extern void reset_cpu(ulong addr);
-
-#ifdef CONFIG_INTEGRATOR
-	/* Timer functionality supplied by Integrator board (AP or CP) */
-#else
-
-static ulong timestamp;
-static ulong lastdec;
-
-/* nothing really to do with interrupts, just starts up a counter. */
-int interrupt_init (void)
-{
-	/* init the timestamp and lastdec value */
-	reset_timer_masked();
-
-	return (0);
-}
-
-/*
- * timer without interrupts
- */
-
-void reset_timer (void)
-{
-	reset_timer_masked ();
-}
-
-ulong get_timer (ulong base)
-{
-	return get_timer_masked () - base;
-}
-
-void set_timer (ulong t)
-{
-	timestamp = t;
-}
-
-/* delay x useconds AND perserve advance timstamp value */
-void udelay(unsigned long usec)
-{
-	udelay_masked(usec);
-}
-
-void reset_timer_masked (void)
-{
-	/* reset time */
-	lastdec = READ_TIMER;  /* capure current decrementer value time */
-	timestamp = 0;         /* start "advancing" time stamp from 0 */
-}
-
-ulong get_timer_raw (void)
-{
-	ulong now = READ_TIMER;		/* current tick value */
-
-	if (lastdec >= now) {		/* normal mode (non roll) */
-		/* normal mode */
-		timestamp += lastdec - now; /* move stamp fordward with absoulte diff ticks */
-	} else {			/* we have overflow of the count down timer */
-		/* nts = ts + ld + (TLV - now)
-		 * ts=old stamp, ld=time that passed before passing through -1
-		 * (TLV-now) amount of time after passing though -1
-		 * nts = new "advancing time stamp"...it could also roll and cause problems.
-		 */
-		timestamp += lastdec + TIMER_LOAD_VAL - now;
-	}
-	lastdec = now;
-
-	return timestamp;
-}
-
-ulong get_timer_masked (void)
-{
-	return get_timer_raw() / TIMER_LOAD_VAL;
-}
-
-/* waits specified delay value and resets timestamp */
-void udelay_masked (unsigned long usec)
-{
-	ulong tmo;
-
-	if(usec >= 1000){               /* if "big" number, spread normalization to seconds */
-		tmo = usec / 1000;      /* start to normalize for usec to ticks per sec */
-		tmo *= CONFIG_SYS_HZ_CLOCK;    /* find number of "ticks" to wait to achieve target */
-		tmo /= 1000;            /* finish normalize. */
-	}else{                          /* else small number, don't kill it prior to HZ multiply */
-		tmo = usec * CONFIG_SYS_HZ_CLOCK;
-		tmo /= (1000*1000);
-	}
-
-	reset_timer_masked ();	/* set "advancing" timestamp to 0, set lastdec vaule */
-
-	while (get_timer_raw () < tmo) /* wait for time stamp to overtake tick number.*/
-		/*NOP*/;
-}
-
-/*
- * This function is derived from PowerPC code (read timebase as long long).
- * On ARM it just returns the timer value.
- */
-unsigned long long get_ticks(void)
-{
-	return get_timer(0);
-}
-
-/*
- * This function is derived from PowerPC code (timebase clock frequency).
- * On ARM it returns the number of timer ticks per second.
- */
-ulong get_tbclk (void)
-{
-	ulong tbclk;
-
-	tbclk = CONFIG_SYS_HZ;
-	return tbclk;
-}
-
-#endif /* CONFIG_INTEGRATOR */