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Diffstat (limited to 'cpu/mcf547x_8x/slicetimer.c')
-rw-r--r--cpu/mcf547x_8x/slicetimer.c112
1 files changed, 0 insertions, 112 deletions
diff --git a/cpu/mcf547x_8x/slicetimer.c b/cpu/mcf547x_8x/slicetimer.c
deleted file mode 100644
index 8dc010a..0000000
--- a/cpu/mcf547x_8x/slicetimer.c
+++ /dev/null
@@ -1,112 +0,0 @@
-/*
- * (C) Copyright 2007 Freescale Semiconductor, Inc.
- * TsiChung Liew (Tsi-Chung.Liew@freescale.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 <asm/timer.h>
-#include <asm/immap.h>
-
-DECLARE_GLOBAL_DATA_PTR;
-
-static ulong timestamp;
-
-#if defined(CONFIG_SLTTMR)
-#ifndef CONFIG_SYS_UDELAY_BASE
-# error "uDelay base not defined!"
-#endif
-
-#if !defined(CONFIG_SYS_TMR_BASE) || !defined(CONFIG_SYS_INTR_BASE) || !defined(CONFIG_SYS_TMRINTR_NO) || !defined(CONFIG_SYS_TMRINTR_MASK)
-# error "TMR_BASE, INTR_BASE, TMRINTR_NO or TMRINTR_MASk not defined!"
-#endif
-extern void dtimer_intr_setup(void);
-
-void __udelay(unsigned long usec)
-{
- volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_UDELAY_BASE);
- u32 now, freq;
-
- /* 1 us period */
- freq = CONFIG_SYS_TIMER_PRESCALER;
-
- timerp->cr = 0; /* Disable */
- timerp->tcnt = usec * freq;
- timerp->cr = SLT_CR_TEN;
-
- now = timerp->cnt;
- while (now != 0)
- now = timerp->cnt;
-
- timerp->sr |= SLT_SR_ST;
- timerp->cr = 0;
-}
-
-void dtimer_interrupt(void *not_used)
-{
- volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE);
-
- /* check for timer interrupt asserted */
- if ((CONFIG_SYS_TMRPND_REG & CONFIG_SYS_TMRINTR_MASK) == CONFIG_SYS_TMRINTR_PEND) {
- timerp->sr |= SLT_SR_ST;
- timestamp++;
- return;
- }
-}
-
-void timer_init(void)
-{
- volatile slt_t *timerp = (slt_t *) (CONFIG_SYS_TMR_BASE);
-
- timestamp = 0;
-
- timerp->cr = 0; /* disable timer */
- timerp->tcnt = 0;
- timerp->sr = SLT_SR_BE | SLT_SR_ST; /* clear status */
-
- /* initialize and enable timer interrupt */
- irq_install_handler(CONFIG_SYS_TMRINTR_NO, dtimer_interrupt, 0);
-
- /* Interrupt every ms */
- timerp->tcnt = 1000 * CONFIG_SYS_TIMER_PRESCALER;
-
- dtimer_intr_setup();
-
- /* set a period of 1us, set timer mode to restart and
- enable timer and interrupt */
- timerp->cr = SLT_CR_RUN | SLT_CR_IEN | SLT_CR_TEN;
-}
-
-void reset_timer(void)
-{
- timestamp = 0;
-}
-
-ulong get_timer(ulong base)
-{
- return (timestamp - base);
-}
-
-void set_timer(ulong t)
-{
- timestamp = t;
-}
-#endif /* CONFIG_SLTTMR */