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Diffstat (limited to 'arch/arm/mach-bcmring/timer.c')
-rw-r--r-- | arch/arm/mach-bcmring/timer.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/arch/arm/mach-bcmring/timer.c b/arch/arm/mach-bcmring/timer.c deleted file mode 100644 index af9c3d7e2a0c..000000000000 --- a/arch/arm/mach-bcmring/timer.c +++ /dev/null | |||
@@ -1,61 +0,0 @@ | |||
1 | /***************************************************************************** | ||
2 | * Copyright 2003 - 2008 Broadcom Corporation. All rights reserved. | ||
3 | * | ||
4 | * Unless you and Broadcom execute a separate written software license | ||
5 | * agreement governing use of this software, this software is licensed to you | ||
6 | * under the terms of the GNU General Public License version 2, available at | ||
7 | * http://www.broadcom.com/licenses/GPLv2.php (the "GPL"). | ||
8 | * | ||
9 | * Notwithstanding the above, under no circumstances may you combine this | ||
10 | * software in any way with any other Broadcom software provided under a | ||
11 | * license other than the GPL, without Broadcom's express prior written | ||
12 | * consent. | ||
13 | *****************************************************************************/ | ||
14 | |||
15 | #include <linux/types.h> | ||
16 | #include <linux/module.h> | ||
17 | #include <csp/tmrHw.h> | ||
18 | |||
19 | #include <mach/timer.h> | ||
20 | /* The core.c file initializes timers 1 and 3 as a linux clocksource. */ | ||
21 | /* The real time clock should probably be the real linux clocksource. */ | ||
22 | /* In the meantime, this file should agree with core.c as to the */ | ||
23 | /* profiling timer. If the clocksource is moved to rtc later, then */ | ||
24 | /* we can init the profiling timer here instead. */ | ||
25 | |||
26 | /* Timer 1 provides 25MHz resolution syncrhonized to scheduling and APM timing */ | ||
27 | /* Timer 3 provides bus freqeuncy sychronized to ACLK, but spread spectrum will */ | ||
28 | /* affect synchronization with scheduling and APM timing. */ | ||
29 | |||
30 | #define PROF_TIMER 1 | ||
31 | |||
32 | timer_tick_rate_t timer_get_tick_rate(void) | ||
33 | { | ||
34 | return tmrHw_getCountRate(PROF_TIMER); | ||
35 | } | ||
36 | |||
37 | timer_tick_count_t timer_get_tick_count(void) | ||
38 | { | ||
39 | return tmrHw_GetCurrentCount(PROF_TIMER); /* change downcounter to upcounter */ | ||
40 | } | ||
41 | |||
42 | timer_msec_t timer_ticks_to_msec(timer_tick_count_t ticks) | ||
43 | { | ||
44 | static int tickRateMsec; | ||
45 | |||
46 | if (tickRateMsec == 0) { | ||
47 | tickRateMsec = timer_get_tick_rate() / 1000; | ||
48 | } | ||
49 | |||
50 | return ticks / tickRateMsec; | ||
51 | } | ||
52 | |||
53 | timer_msec_t timer_get_msec(void) | ||
54 | { | ||
55 | return timer_ticks_to_msec(timer_get_tick_count()); | ||
56 | } | ||
57 | |||
58 | EXPORT_SYMBOL(timer_get_tick_count); | ||
59 | EXPORT_SYMBOL(timer_ticks_to_msec); | ||
60 | EXPORT_SYMBOL(timer_get_tick_rate); | ||
61 | EXPORT_SYMBOL(timer_get_msec); | ||