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Diffstat (limited to 'arch/arm/mach-highbank/localtimer.c')
-rw-r--r--arch/arm/mach-highbank/localtimer.c40
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 000000000000..5a00e7945fdf
--- /dev/null
+++ b/arch/arm/mach-highbank/localtimer.c
@@ -0,0 +1,40 @@
1/*
2 * Copyright 2010-2011 Calxeda, Inc.
3 * Based on localtimer.c, Copyright (C) 2002 ARM Ltd.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms and conditions of the GNU General Public License,
7 * version 2, as published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17#include <linux/init.h>
18#include <linux/clockchips.h>
19#include <linux/of.h>
20#include <linux/of_address.h>
21#include <linux/of_irq.h>
22
23#include <asm/smp_twd.h>
24
25/*
26 * Setup the local clock events for a CPU.
27 */
28int __cpuinit local_timer_setup(struct clock_event_device *evt)
29{
30 struct device_node *np;
31
32 np = of_find_compatible_node(NULL, NULL, "arm,smp-twd");
33 if (!twd_base) {
34 twd_base = of_iomap(np, 0);
35 WARN_ON(!twd_base);
36 }
37 evt->irq = irq_of_parse_and_map(np, 0);
38 twd_timer_setup(evt);
39 return 0;
40}