| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * arch/sh/kernel/time.c |
| * |
| * Copyright (C) 1999 Tetsuya Okada & Niibe Yutaka |
| * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> |
| * Copyright (C) 2002 - 2009 Paul Mundt |
| * Copyright (C) 2002 M. R. Brown <mrbrown@linux-sh.org> |
| */ |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/profile.h> |
| #include <linux/timex.h> |
| #include <linux/sched.h> |
| #include <linux/clockchips.h> |
| #include <linux/platform_device.h> |
| #include <linux/smp.h> |
| #include <linux/rtc.h> |
| #include <asm/clock.h> |
| #include <asm/rtc.h> |
| |
| static void __init sh_late_time_init(void) |
| { |
| /* |
| * Make sure all compiled-in early timers register themselves. |
| * |
| * Run probe() for two "earlytimer" devices, these will be the |
| * clockevents and clocksource devices respectively. In the event |
| * that only a clockevents device is available, we -ENODEV on the |
| * clocksource and the jiffies clocksource is used transparently |
| * instead. No error handling is necessary here. |
| */ |
| early_platform_driver_register_all("earlytimer"); |
| early_platform_driver_probe("earlytimer", 2, 0); |
| } |
| |
| void __init time_init(void) |
| { |
| timer_probe(); |
| |
| clk_init(); |
| |
| late_time_init = sh_late_time_init; |
| } |