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authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:04 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:03 +0200
commitea0364f1bbfed1e3ea711147420875cf338fe77a (patch)
tree15c051bc4d2e94c1661c73e1b87c22c7beda7c24 /lib_sh/time.c
parent89f39e177e7b0152aa1d3152baa25d986e36cdcf (diff)
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Move lib_$ARCH directories to arch/$ARCH/lib
Also move lib_$ARCH/config.mk to arch/$ARCH/config.mk This change is intended to clean up the top-level directory structure and more closely mimic Linux's directory organization. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_sh/time.c')
-rw-r--r--lib_sh/time.c141
1 files changed, 0 insertions, 141 deletions
diff --git a/lib_sh/time.c b/lib_sh/time.c
deleted file mode 100644
index 9a8f89a..0000000
--- a/lib_sh/time.c
+++ /dev/null
@@ -1,141 +0,0 @@
-/*
- * (C) Copyright 2009
- * Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
- *
- * (C) Copyright 2007-2008
- * Nobobuhiro Iwamatsu <iwamatsu@nigauri.org>
- *
- * (C) Copyright 2003
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * 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 <div64.h>
-#include <asm/processor.h>
-#include <asm/clk.h>
-#include <asm/io.h>
-
-#define TMU_MAX_COUNTER (~0UL)
-
-static ulong timer_freq;
-
-static inline unsigned long long tick_to_time(unsigned long long tick)
-{
- tick *= CONFIG_SYS_HZ;
- do_div(tick, timer_freq);
-
- return tick;
-}
-
-static inline unsigned long long usec_to_tick(unsigned long long usec)
-{
- usec *= timer_freq;
- do_div(usec, 1000000);
-
- return usec;
-}
-
-static void tmu_timer_start (unsigned int timer)
-{
- if (timer > 2)
- return;
- writeb(readb(TSTR) | (1 << timer), TSTR);
-}
-
-static void tmu_timer_stop (unsigned int timer)
-{
- if (timer > 2)
- return;
- writeb(readb(TSTR) & ~(1 << timer), TSTR);
-}
-
-int timer_init (void)
-{
- /* Divide clock by CONFIG_SYS_TMU_CLK_DIV */
- u16 bit = 0;
-
- switch (CONFIG_SYS_TMU_CLK_DIV) {
- case 1024:
- bit = 4;
- break;
- case 256:
- bit = 3;
- break;
- case 64:
- bit = 2;
- break;
- case 16:
- bit = 1;
- break;
- case 4:
- default:
- break;
- }
- writew(readw(TCR0) | bit, TCR0);
-
- /* Calc clock rate */
- timer_freq = get_tmu0_clk_rate() >> ((bit + 1) * 2);
-
- tmu_timer_stop(0);
- tmu_timer_start(0);
-
- return 0;
-}
-
-unsigned long long get_ticks (void)
-{
- return 0 - readl(TCNT0);
-}
-
-void __udelay (unsigned long usec)
-{
- unsigned long long tmp;
- ulong tmo;
-
- tmo = usec_to_tick(usec);
- tmp = get_ticks() + tmo; /* get current timestamp */
-
- while (get_ticks() < tmp) /* loop till event */
- /*NOP*/;
-}
-
-unsigned long get_timer (unsigned long base)
-{
- /* return msec */
- return tick_to_time(get_ticks()) - base;
-}
-
-void set_timer (unsigned long t)
-{
- writel((0 - t), TCNT0);
-}
-
-void reset_timer (void)
-{
- tmu_timer_stop(0);
- set_timer (0);
- tmu_timer_start(0);
-}
-
-unsigned long get_tbclk (void)
-{
- return timer_freq;
-}