/* * 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; either version 2 of * the License, or (at your option) any later version. * * 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. */ #ifndef __INCLUDE_RESET_SOURCE_H # define __INCLUDE_RESET_SOURCE_H enum reset_src_type { RESET_UKWN, /* maybe the SoC cannot detect the reset source */ RESET_POR, /* Power On Reset (cold start) */ RESET_RST, /* generic ReSeT (warm start) */ RESET_WDG, /* watchdog */ RESET_WKE, /* wake-up (some SoCs can handle this) */ RESET_JTAG, /* JTAG reset */ RESET_THERM, /* SoC shut down because of overtemperature */ RESET_EXT, /* External reset through device pin */ }; #ifdef CONFIG_RESET_SOURCE void reset_source_set_priority(enum reset_src_type, unsigned int priority); enum reset_src_type reset_source_get(void); void reset_source_set_instance(enum reset_src_type type, int instance); int reset_source_get_instance(void); unsigned int of_get_reset_source_priority(struct device_node *node); const char *reset_source_name(void); #else static inline void reset_source_set_priority(enum reset_src_type type, unsigned int priority) { } static inline void reset_source_set_instance(enum reset_src_type type, int instance) { } static inline enum reset_src_type reset_source_get(void) { return RESET_UKWN; } static inline int reset_source_get_instance(void) { return 0; } static inline unsigned int of_get_reset_source_priority(struct device_node *node) { return 0; } static inline const char *reset_source_name(void) { return "unknown"; } #endif #define RESET_SOURCE_DEFAULT_PRIORITY 100 static inline void reset_source_set(enum reset_src_type type) { reset_source_set_priority(type, RESET_SOURCE_DEFAULT_PRIORITY); } #endif /* __INCLUDE_RESET_SOURCE_H */