| /* MN10300 clocksource |
| * |
| * Copyright (C) 2010 Red Hat, Inc. All Rights Reserved. |
| * Written by Mark Salter (msalter@redhat.com) |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public Licence |
| * as published by the Free Software Foundation; either version |
| * 2 of the Licence, or (at your option) any later version. |
| */ |
| #include <linux/clocksource.h> |
| #include <linux/init.h> |
| #include <asm/timex.h> |
| #include "internal.h" |
| |
| static u64 mn10300_read(struct clocksource *cs) |
| { |
| return read_timestamp_counter(); |
| } |
| |
| static struct clocksource clocksource_mn10300 = { |
| .name = "TSC", |
| .rating = 200, |
| .read = mn10300_read, |
| .mask = CLOCKSOURCE_MASK(32), |
| .flags = CLOCK_SOURCE_IS_CONTINUOUS, |
| }; |
| |
| int __init init_clocksource(void) |
| { |
| startup_timestamp_counter(); |
| clocksource_register_hz(&clocksource_mn10300, MN10300_TSCCLK); |
| return 0; |
| } |