SPDX: Convert all of our single license tags to Linux Kernel style
[oweals/u-boot.git] / arch / arm / include / asm / arch-sunxi / watchdog.h
1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2014
4  * Chen-Yu Tsai <wens@csie.org>
5  *
6  * Watchdog register definitions
7  */
8
9 #ifndef _SUNXI_WATCHDOG_H_
10 #define _SUNXI_WATCHDOG_H_
11
12 #define WDT_CTRL_RESTART        (0x1 << 0)
13 #define WDT_CTRL_KEY            (0x0a57 << 1)
14
15 #if defined(CONFIG_MACH_SUN4I) || \
16     defined(CONFIG_MACH_SUN5I) || \
17     defined(CONFIG_MACH_SUN7I) || \
18     defined(CONFIG_MACH_SUN8I_R40)
19
20 #define WDT_MODE_EN             (0x1 << 0)
21 #define WDT_MODE_RESET_EN       (0x1 << 1)
22
23 struct sunxi_wdog {
24         u32 ctl;                /* 0x00 */
25         u32 mode;               /* 0x04 */
26         u32 res[2];
27 };
28
29 #else
30
31 #define WDT_CFG_RESET           (0x1)
32 #define WDT_MODE_EN             (0x1)
33
34 struct sunxi_wdog {
35         u32 irq_en;             /* 0x00 */
36         u32 irq_sta;            /* 0x04 */
37         u32 res1[2];
38         u32 ctl;                /* 0x10 */
39         u32 cfg;                /* 0x14 */
40         u32 mode;               /* 0x18 */
41         u32 res2;
42 };
43
44 #endif
45
46 #endif /* _SUNXI_WATCHDOG_H_ */