1 /*
2 * SH-Mobile Timer
3 *
4 * Copyright (C) 2010 Magnus Damm
5 * Copyright (C) 2002 - 2009 Paul Mundt
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 *
20 */
21 #include <linux/platform_device.h>
22 #include <asm/mach/time.h>
23 #include <asm/smp_twd.h>
24
shmobile_late_time_init(void)25 static void __init shmobile_late_time_init(void)
26 {
27 /*
28 * Make sure all compiled-in early timers register themselves.
29 *
30 * Run probe() for two "earlytimer" devices, these will be the
31 * clockevents and clocksource devices respectively. In the event
32 * that only a clockevents device is available, we -ENODEV on the
33 * clocksource and the jiffies clocksource is used transparently
34 * instead. No error handling is necessary here.
35 */
36 early_platform_driver_register_all("earlytimer");
37 early_platform_driver_probe("earlytimer", 2, 0);
38 }
39
shmobile_earlytimer_init(void)40 void __init shmobile_earlytimer_init(void)
41 {
42 late_time_init = shmobile_late_time_init;
43 }
44
shmobile_timer_init(void)45 static void __init shmobile_timer_init(void)
46 {
47 }
48
49 struct sys_timer shmobile_timer = {
50 .init = shmobile_timer_init,
51 };
52