common: reset_source: Add the notion of "reset source instance"

In order to accomodate SoCs that come with multiple watchdogs (or any
other reset sources of the same kind) add a notion of "reset source
instance", similar to what we already have for bootsource API.

Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 11 insertions, 0 deletions

diff --git a/include/reset_source.h b/include/reset_source.h
index 3ff06b70ad..c9911c008c 100644
--- a/include/reset_source.h
+++ b/include/reset_source.h
@@ -27,6 +27,8 @@ enum reset_src_type {
 #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);
 #else
 static inline void reset_source_set_priority(enum reset_src_type type,
@@ -34,11 +36,20 @@ static inline void reset_source_set_priority(enum reset_src_type type,
 {
 }
 
+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;