diff options
author | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-06-03 08:52:16 +0000 |
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committer | florian <florian@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2007-06-03 08:52:16 +0000 |
commit | 1bb633f63b675689593de8dc3cfc3a352fa208bb (patch) | |
tree | 9b19a0a344ac79866d11e07c63a9947eaca398bb /target | |
parent | 597d9811aee6be6ebfd7114ad287806ea659d379 (diff) |
adm5120 timing specific routines, was part of the IRQ handling rewritte
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7475 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target')
-rw-r--r-- | target/linux/adm5120-2.6/files/arch/mips/adm5120/time.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/time.c b/target/linux/adm5120-2.6/files/arch/mips/adm5120/time.c new file mode 100644 index 000000000..edf261e7f --- /dev/null +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/time.c @@ -0,0 +1,54 @@ +/* + * $Id$ + * + * ADM5120 specific hooks for MIPS CPU Counter/Compare timer + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg@freemail.hu> + * + * This file was based on: arch/mips/gt64120/wrppmc/time.c + * Original author: Mark.Zhan + * Copyright (C) 1996, 1997, 2004 by Ralf Baechle + * Copyright (C) 2006, Wind River System Inc. + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/types.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/timex.h> + +#include <asm/irq.h> +#include <asm/cpu.h> +#include <asm/time.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_irq.h> + +void __init adm5120_time_init(void) +{ + mips_hpt_frequency = adm5120_speed / 2; +} + +void __init plat_timer_setup(struct irqaction *irq) +{ + clear_c0_status(ST0_BEV); + + /* Install ISR for CPU Counter interrupt */ + setup_irq(ADM5120_IRQ_COUNTER, irq); +} |