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Source at commit f1df893177d8441142c0460041c84575da60445e created 13 years 10 months ago. By Lars-Peter Clausen, pwm fixes. | |
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1 | /* |
2 | * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> |
3 | * JZ4740 platform timer support |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify it |
6 | * under the terms of the GNU General Public License as published by the |
7 | * Free Software Foundation; either version 2 of the License, or (at your |
8 | * option) any later version. |
9 | * |
10 | * You should have received a copy of the GNU General Public License along |
11 | * with this program; if not, write to the Free Software Foundation, Inc., |
12 | * 675 Mass Ave, Cambridge, MA 02139, USA. |
13 | * |
14 | */ |
15 | |
16 | #include <linux/io.h> |
17 | #include <linux/kernel.h> |
18 | #include <linux/module.h> |
19 | |
20 | #include "timer.h" |
21 | |
22 | #include <asm/mach-jz4740/base.h> |
23 | |
24 | void __iomem *jz4740_timer_base; |
25 | |
26 | void jz4740_timer_enable_watchdog(void) |
27 | { |
28 | writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_CLEAR); |
29 | } |
30 | |
31 | void jz4740_timer_disable_watchdog(void) |
32 | { |
33 | writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_SET); |
34 | } |
35 | |
36 | void __init jz4740_timer_init(void) |
37 | { |
38 | jz4740_timer_base = ioremap(CPHYSADDR(JZ4740_TCU_BASE_ADDR), 0x100); |
39 | |
40 | if (!jz4740_timer_base) |
41 | panic("Failed to ioremap timer registers"); |
42 | |
43 | /* Disable all timers except those used as system timers */ |
44 | writeb(0xfc, jz4740_timer_base + JZ_REG_TIMER_STOP_SET); |
45 | } |
46 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
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jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9