projects / thirdparty / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 792be0aa HK |
1 | /* |
| 2 | * Copyright (C) 2011 Samsung Electronics | |
| 3 | * Heungjun Kim <riverful.kim@samsung.com> | |
| 4 | * | |
| 1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
| 792be0aa HK |
6 | */ |
| 7 | ||
| 8 | #ifndef __ASM_ARM_ARCH_WATCHDOG_H_ | |
| 9 | #define __ASM_ARM_ARCH_WATCHDOG_H_ | |
| 10 | ||
| 11 | #define WTCON_RESET_OFFSET 0 | |
| 12 | #define WTCON_INTEN_OFFSET 2 | |
| 13 | #define WTCON_CLKSEL_OFFSET 3 | |
| 14 | #define WTCON_EN_OFFSET 5 | |
| 15 | #define WTCON_PRE_OFFSET 8 | |
| 16 | ||
| 17 | #define WTCON_CLK_16 0x0 | |
| 18 | #define WTCON_CLK_32 0x1 | |
| 19 | #define WTCON_CLK_64 0x2 | |
| 20 | #define WTCON_CLK_128 0x3 | |
| 21 | ||
| 22 | #define WTCON_CLK(x) ((x & 0x3) << WTCON_CLKSEL_OFFSET) | |
| 23 | #define WTCON_PRESCALER(x) ((x) << WTCON_PRE_OFFSET) | |
| 24 | #define WTCON_EN (0x1 << WTCON_EN_OFFSET) | |
| 25 | #define WTCON_RESET (0x1 << WTCON_RESET_OFFSET) | |
| 26 | #define WTCON_INT (0x1 << WTCON_INTEN_OFFSET) | |
| 27 | ||
| 28 | #ifndef __ASSEMBLY__ | |
| 851db35e | 29 | struct s5p_watchdog { |
| 792be0aa HK |
30 | unsigned int wtcon; |
| 31 | unsigned int wtdat; | |
| 32 | unsigned int wtcnt; | |
| 33 | unsigned int wtclrint; | |
| 34 | }; | |
| 851db35e MK |
35 | |
| 36 | /* functions */ | |
| 37 | void wdt_stop(void); | |
| 38 | void wdt_start(unsigned int timeout); | |
| 792be0aa HK |
39 | #endif /* __ASSEMBLY__ */ |
| 40 | ||
| 41 | #endif |