From 6d0f6bcf337c5261c08fabe12982178c2c489d76 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Thu, 16 Oct 2008 15:01:15 +0200 Subject: rename CFG_ macros to CONFIG_SYS Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD --- cpu/sh3/time.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'cpu/sh3/time.c') diff --git a/cpu/sh3/time.c b/cpu/sh3/time.c index 0c273dd..aab3659 100644 --- a/cpu/sh3/time.c +++ b/cpu/sh3/time.c @@ -91,7 +91,7 @@ void reset_timer(void) void udelay(unsigned long usec) { unsigned int start = get_timer(0); - unsigned int end = start + (usec * ((CFG_HZ + 500000) / 1000000)); + unsigned int end = start + (usec * ((CONFIG_SYS_HZ + 500000) / 1000000)); while (get_timer(0) < end) continue; @@ -99,5 +99,5 @@ void udelay(unsigned long usec) unsigned long get_tbclk(void) { - return CFG_HZ; + return CONFIG_SYS_HZ; } -- cgit v1.1 From e9d5f35497885b3c65d494d09a525d443dcccd3b Mon Sep 17 00:00:00 2001 From: Nobuhiro Iwamatsu Date: Thu, 20 Nov 2008 16:44:42 +0900 Subject: sh: Update sh timer function Change to write/readX function and fix timer problem. Signed-off-by: Nobuhiro Iwamatsu Signed-off-by: Nobuhiro Iwamatsu --- cpu/sh3/time.c | 103 --------------------------------------------------------- 1 file changed, 103 deletions(-) delete mode 100644 cpu/sh3/time.c (limited to 'cpu/sh3/time.c') diff --git a/cpu/sh3/time.c b/cpu/sh3/time.c deleted file mode 100644 index aab3659..0000000 --- a/cpu/sh3/time.c +++ /dev/null @@ -1,103 +0,0 @@ -/* - * (C) Copyright 2007 - * Yoshihiro Shimoda - * - * (C) Copyright 2007 - * Nobobuhiro Iwamatsu - * - * (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 -#include -#include - -#define TMU_MAX_COUNTER (~0UL) - -static void tmu_timer_start(unsigned int timer) -{ - if (timer > 2) - return; - - outb(inb(TSTR) | (1 << timer), TSTR); -} - -static void tmu_timer_stop(unsigned int timer) -{ - u8 val = inb(TSTR); - - if (timer > 2) - return; - outb(val & ~(1 << timer), TSTR); -} - -int timer_init(void) -{ - /* Divide clock by 4 */ - outw(0, TCR0); - - 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 - inl(TCNT0)); -} - -unsigned long get_timer(unsigned long base) -{ - return ((0 - inl(TCNT0)) - base); -} - -void set_timer(unsigned long t) -{ - outl(0 - t, TCNT0); -} - -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 * ((CONFIG_SYS_HZ + 500000) / 1000000)); - - while (get_timer(0) < end) - continue; -} - -unsigned long get_tbclk(void) -{ - return CONFIG_SYS_HZ; -} -- cgit v1.1