From 6738845783e9113feec22f20834d0e956808da3b Mon Sep 17 00:00:00 2001 From: Rob Herring Date: Tue, 17 May 2011 21:02:49 -0500 Subject: ARM: highbank: add SMP support This enables SMP support on highbank processor. Signed-off-by: Rob Herring Reviewed-by: Jamie Iles Reviewed-by: Shawn Guo --- arch/arm/mach-highbank/localtimer.c | 40 +++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 arch/arm/mach-highbank/localtimer.c (limited to 'arch/arm/mach-highbank/localtimer.c') diff --git a/arch/arm/mach-highbank/localtimer.c b/arch/arm/mach-highbank/localtimer.c new file mode 100644 index 0000000..5a00e79 --- /dev/null +++ b/arch/arm/mach-highbank/localtimer.c @@ -0,0 +1,40 @@ +/* + * Copyright 2010-2011 Calxeda, Inc. + * Based on localtimer.c, Copyright (C) 2002 ARM Ltd. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope 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, see . + */ +#include +#include +#include +#include +#include + +#include + +/* + * Setup the local clock events for a CPU. + */ +int __cpuinit local_timer_setup(struct clock_event_device *evt) +{ + struct device_node *np; + + np = of_find_compatible_node(NULL, NULL, "arm,smp-twd"); + if (!twd_base) { + twd_base = of_iomap(np, 0); + WARN_ON(!twd_base); + } + evt->irq = irq_of_parse_and_map(np, 0); + twd_timer_setup(evt); + return 0; +} -- cgit v1.1