diff options
Diffstat (limited to 'src/soc/samsung/exynos5420/wakeup.h')
| -rw-r--r-- | src/soc/samsung/exynos5420/wakeup.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/src/soc/samsung/exynos5420/wakeup.h b/src/soc/samsung/exynos5420/wakeup.h new file mode 100644 index 0000000000..27ce8e2f2d --- /dev/null +++ b/src/soc/samsung/exynos5420/wakeup.h @@ -0,0 +1,43 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2013 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef CPU_SAMSUNG_EXYNOS5420_WAKEUP_H +#define CPU_SAMSUNG_EXYNOS5420_WAKEUP_H + +/* Power Down Modes */ +#define S5P_CHECK_SLEEP 0x00000BAD +#define S5P_CHECK_DIDLE 0xBAD00000 +#define S5P_CHECK_LPA 0xABAD0000 + +enum { + // A normal boot (not suspend/resume) + IS_NOT_WAKEUP, + // A wake up event that can be resumed any time + WAKEUP_DIRECT, + // A wake up event that must be resumed only after + // clock and memory controllers are re-initialized + WAKEUP_NEED_CLOCK_RESET, +}; + +int wakeup_need_reset(void); +int get_wakeup_state(void); +void wakeup(void); +void wakeup_enable_uart(void); + +#endif /* CPU_SAMSUNG_EXYNOS5420_WAKEUP_H */ |