This source file includes following definitions.
- jz4740_timer_enable_watchdog
- jz4740_timer_disable_watchdog
- jz4740_timer_init
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7 #include <linux/export.h>
8 #include <linux/io.h>
9 #include <linux/init.h>
10 #include <linux/kernel.h>
11
12 #include <asm/mach-jz4740/base.h>
13 #include <asm/mach-jz4740/timer.h>
14
15 void __iomem *jz4740_timer_base;
16 EXPORT_SYMBOL_GPL(jz4740_timer_base);
17
18 void jz4740_timer_enable_watchdog(void)
19 {
20 writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_CLEAR);
21 }
22 EXPORT_SYMBOL_GPL(jz4740_timer_enable_watchdog);
23
24 void jz4740_timer_disable_watchdog(void)
25 {
26 writel(BIT(16), jz4740_timer_base + JZ_REG_TIMER_STOP_SET);
27 }
28 EXPORT_SYMBOL_GPL(jz4740_timer_disable_watchdog);
29
30 void __init jz4740_timer_init(void)
31 {
32 jz4740_timer_base = ioremap(JZ4740_TCU_BASE_ADDR, 0x100);
33
34 if (!jz4740_timer_base)
35 panic("Failed to ioremap timer registers");
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37
38 writel(0x000100fc, jz4740_timer_base + JZ_REG_TIMER_STOP_SET);
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41 writel(0x00ff00ff, jz4740_timer_base + JZ_REG_TIMER_MASK_SET);
42 }