summaryrefslogtreecommitdiff
path: root/arch/arm/mach-davinci/include/mach/timer_defs.h
blob: 94d18320d9a2db26260fc4edbf0aa6b5619e4c73 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
/*
 * Copyright (C) 2011 DENX Software Engineering GmbH
 * Heiko Schocher <hs@denx.de>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */
#ifndef _TIMER_DEFS_H_
#define _TIMER_DEFS_H_

struct davinci_timer {
	u_int32_t	pid12;
	u_int32_t	emumgt;
	u_int32_t	na1;
	u_int32_t	na2;
	u_int32_t	tim12;
	u_int32_t	tim34;
	u_int32_t	prd12;
	u_int32_t	prd34;
	u_int32_t	tcr;
	u_int32_t	tgcr;
	u_int32_t	wdtcr;
};

#define DV_TIMER_TCR_ENAMODE_MASK		3

#define DV_TIMER_TCR_ENAMODE12_SHIFT		6
#define DV_TIMER_TCR_CLKSRC12_SHIFT		8
#define DV_TIMER_TCR_READRSTMODE12_SHIFT	10
#define DV_TIMER_TCR_CAPMODE12_SHIFT		11
#define DV_TIMER_TCR_CAPVTMODE12_SHIFT		12
#define DV_TIMER_TCR_ENAMODE34_SHIFT		22
#define DV_TIMER_TCR_CLKSRC34_SHIFT		24
#define DV_TIMER_TCR_READRSTMODE34_SHIFT	26
#define DV_TIMER_TCR_CAPMODE34_SHIFT		27
#define DV_TIMER_TCR_CAPEVTMODE12_SHIFT		28

#define DV_WDT_ENABLE_SYS_RESET		0x00020000
#define DV_WDT_TRIGGER_SYS_RESET	0x00020002

#ifdef CONFIG_HW_WATCHDOG
void davinci_hw_watchdog_enable(void);
void davinci_hw_watchdog_reset(void);
#endif
#endif /* _TIMER_DEFS_H_ */