1 /*
2  * Copyright (C) 2011 DENX Software Engineering GmbH
3  * Heiko Schocher <hs@denx.de>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 #ifndef _TIMER_DEFS_H_
8 #define _TIMER_DEFS_H_
9 
10 struct davinci_timer {
11 	u_int32_t	pid12;
12 	u_int32_t	emumgt;
13 	u_int32_t	na1;
14 	u_int32_t	na2;
15 	u_int32_t	tim12;
16 	u_int32_t	tim34;
17 	u_int32_t	prd12;
18 	u_int32_t	prd34;
19 	u_int32_t	tcr;
20 	u_int32_t	tgcr;
21 	u_int32_t	wdtcr;
22 };
23 
24 #define DV_TIMER_TCR_ENAMODE_MASK		3
25 
26 #define DV_TIMER_TCR_ENAMODE12_SHIFT		6
27 #define DV_TIMER_TCR_CLKSRC12_SHIFT		8
28 #define DV_TIMER_TCR_READRSTMODE12_SHIFT	10
29 #define DV_TIMER_TCR_CAPMODE12_SHIFT		11
30 #define DV_TIMER_TCR_CAPVTMODE12_SHIFT		12
31 #define DV_TIMER_TCR_ENAMODE34_SHIFT		22
32 #define DV_TIMER_TCR_CLKSRC34_SHIFT		24
33 #define DV_TIMER_TCR_READRSTMODE34_SHIFT	26
34 #define DV_TIMER_TCR_CAPMODE34_SHIFT		27
35 #define DV_TIMER_TCR_CAPEVTMODE12_SHIFT		28
36 
37 #define DV_WDT_ENABLE_SYS_RESET		0x00020000
38 #define DV_WDT_TRIGGER_SYS_RESET	0x00020002
39 
40 #ifdef CONFIG_HW_WATCHDOG
41 void davinci_hw_watchdog_enable(void);
42 void davinci_hw_watchdog_reset(void);
43 #endif
44 #endif /* _TIMER_DEFS_H_ */
45