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| author | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-12-17 16:53:07 +0100 |
|---|---|---|
| committer | Haavard Skinnemoen <haavard.skinnemoen@atmel.com> | 2008-12-17 16:53:07 +0100 |
| commit | cb5473205206c7f14cbb1e747f28ec75b48826e2 (patch) | |
| tree | 8f4808d60917100b18a10b05230f7638a0a9bbcc /cpu/sh4/time.c | |
| parent | baf449fc5ff96f071bb0e3789fd3265f6d4fd9a0 (diff) | |
| parent | 92c78a3bbcb2ce508b4bf1c4a1e0940406a024bb (diff) | |
| download | olio-uboot-2014.01-cb5473205206c7f14cbb1e747f28ec75b48826e2.tar.xz olio-uboot-2014.01-cb5473205206c7f14cbb1e747f28ec75b48826e2.zip | |
Merge branch 'fixes' into cleanups
Conflicts:
board/atmel/atngw100/atngw100.c
board/atmel/atstk1000/atstk1000.c
cpu/at32ap/at32ap700x/gpio.c
include/asm-avr32/arch-at32ap700x/clk.h
include/configs/atngw100.h
include/configs/atstk1002.h
include/configs/atstk1003.h
include/configs/atstk1004.h
include/configs/atstk1006.h
include/configs/favr-32-ezkit.h
include/configs/hammerhead.h
include/configs/mimc200.h
Diffstat (limited to 'cpu/sh4/time.c')
| -rw-r--r-- | cpu/sh4/time.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/cpu/sh4/time.c b/cpu/sh4/time.c deleted file mode 100644 index 5f8a3a080..000000000 --- a/cpu/sh4/time.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * (C) Copyright 2007 - * 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 <asm/processor.h> - -#define TMU_MAX_COUNTER (~0UL) - -static void tmu_timer_start (unsigned int timer) -{ - if (timer > 2) - return; - - *((volatile unsigned char *) TSTR) |= (1 << timer); -} - -static void tmu_timer_stop (unsigned int timer) -{ - u8 val = *((volatile u8 *)TSTR); - if (timer > 2) - return; - *((volatile unsigned char *)TSTR) = val &~(1 << timer); -} - -int timer_init (void) -{ - /* Divide clock by 4 */ - *(volatile u16 *)TCR0 = 0; - - tmu_timer_stop(0); - tmu_timer_start(0); - return 0; -} - -/* - In theory we should return a true 64bit value (ie something that doesn't - overflow). However, we don't. Therefore if TMU runs at fastest rate of - 6.75 MHz this value will wrap after u-boot has been running for approx - 10 minutes. -*/ -unsigned long long get_ticks (void) -{ - return (0 - *((volatile u32 *) TCNT0)); -} - -unsigned long get_timer (unsigned long base) -{ - return ((0 - *((volatile u32 *) TCNT0)) - base); -} - -void set_timer (unsigned long t) -{ - *((volatile unsigned int *) TCNT0) = (0 - t); -} - -void reset_timer (void) -{ - tmu_timer_stop(0); - set_timer (0); - tmu_timer_start(0); -} - -void udelay (unsigned long usec) -{ - unsigned int start = get_timer (0); - unsigned int end = start + (usec * ((CFG_HZ + 500000) / 1000000)); - - while (get_timer (0) < end) - continue; -} - -unsigned long get_tbclk (void) -{ - return CFG_HZ; -} |