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/*
* 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 */
RESET_BROWNOUT, /* Brownout Reset */
};
#ifdef CONFIG_RESET_SOURCE
enum reset_src_type reset_source_get(void);
const char *reset_source_name(void);
int reset_source_get_instance(void);
void reset_source_set_prinst(enum reset_src_type,
unsigned int priority, int instance);
unsigned int of_get_reset_source_priority(struct device_node *node);
#else
static inline enum reset_src_type reset_source_get(void)
{
return RESET_UKWN;
}
static inline const char *reset_source_name(void)
{
return "unknown";
}
static inline int reset_source_get_instance(void)
{
return -1;
}
static inline void reset_source_set_prinst(enum reset_src_type type,
unsigned int priority, int instance)
{
}
static inline void reset_source_set_instance(enum reset_src_type type, int instance)
{
}
static inline unsigned int of_get_reset_source_priority(struct device_node *node)
{
return 0;
}
#endif
#define RESET_SOURCE_DEFAULT_PRIORITY 100
static inline void reset_source_set_priority(enum reset_src_type type,
unsigned int priority)
{
reset_source_set_prinst(type, priority, -1);
}
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 */
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