Introduce reset_source_name() to get string representation of current
reset source.

Signed-off-by: Andrey Smirnov <andrew.smir...@gmail.com>
---
 common/reset_source.c  | 6 ++++++
 include/reset_source.h | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/common/reset_source.c b/common/reset_source.c
index 6a6c4f5da..b2985ee85 100644
--- a/common/reset_source.c
+++ b/common/reset_source.c
@@ -60,6 +60,12 @@ void reset_source_set_priority(enum reset_src_type st, 
unsigned int priority)
 }
 EXPORT_SYMBOL(reset_source_set_priority);
 
+const char *reset_source_name(void)
+{
+       return reset_src_names[reset_source];
+}
+EXPORT_SYMBOL(reset_source_name)
+
 void reset_source_set_instance(enum reset_src_type type, int instance)
 {
        if (reset_source == type)
diff --git a/include/reset_source.h b/include/reset_source.h
index c9911c008..f9aed6a7a 100644
--- a/include/reset_source.h
+++ b/include/reset_source.h
@@ -30,6 +30,7 @@ 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)
@@ -54,6 +55,11 @@ static inline unsigned int 
of_get_reset_source_priority(struct device_node *node
 {
        return 0;
 }
+
+const char *reset_source_name(void)
+{
+       return "unknown";
+}
 #endif
 
 #define RESET_SOURCE_DEFAULT_PRIORITY 100
-- 
2.14.3


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