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author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 03:29:33 +0200 |
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committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 03:29:33 +0200 |
commit | 15dfd0df63ce6847081d09b2bbd567cc0cc4eae1 (patch) | |
tree | 3b73f24fcef970bfcace3cbb297cfa57f3994682 /arch/arm/mach-highbank/localtimer.c | |
parent | 328aa7a45af61bc0060c80847daa67fef7b9c0d0 (diff) | |
parent | 0149138c4142da287d23f9d5c6038f7fb5e30ac2 (diff) | |
download | kernel_samsung_smdk4412-15dfd0df63ce6847081d09b2bbd567cc0cc4eae1.zip kernel_samsung_smdk4412-15dfd0df63ce6847081d09b2bbd567cc0cc4eae1.tar.gz kernel_samsung_smdk4412-15dfd0df63ce6847081d09b2bbd567cc0cc4eae1.tar.bz2 |
initial merge with 3.2.72
Diffstat (limited to 'arch/arm/mach-highbank/localtimer.c')
-rw-r--r-- | arch/arm/mach-highbank/localtimer.c | 40 |
1 files changed, 40 insertions, 0 deletions
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 <http://www.gnu.org/licenses/>. + */ +#include <linux/init.h> +#include <linux/clockchips.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_irq.h> + +#include <asm/smp_twd.h> + +/* + * 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; +} |