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-rw-r--r--drivers/cpuidle/dt_idle_states.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/cpuidle/dt_idle_states.c b/drivers/cpuidle/dt_idle_states.c
index 22840f40283..5301912cb84 100644
--- a/drivers/cpuidle/dt_idle_states.c
+++ b/drivers/cpuidle/dt_idle_states.c
@@ -27,6 +27,7 @@ static int init_state_node(struct cpuidle_state *idle_state,
{
int err;
const struct of_device_id *match_id;
+ const char *desc;
match_id = of_match_node(matches, state_node);
if (!match_id)
@@ -73,6 +74,10 @@ static int init_state_node(struct cpuidle_state *idle_state,
return -EINVAL;
}
+ err = of_property_read_string(state_node, "idle-state-name", &desc);
+ if (err)
+ desc = state_node->name;
+
idle_state->flags = CPUIDLE_FLAG_TIME_VALID;
if (of_property_read_bool(state_node, "local-timer-stop"))
idle_state->flags |= CPUIDLE_FLAG_TIMER_STOP;
@@ -82,7 +87,7 @@ static int init_state_node(struct cpuidle_state *idle_state,
* and desc become string pointers
*/
strncpy(idle_state->name, state_node->name, CPUIDLE_NAME_LEN - 1);
- strncpy(idle_state->desc, state_node->name, CPUIDLE_DESC_LEN - 1);
+ strncpy(idle_state->desc, desc, CPUIDLE_DESC_LEN - 1);
return 0;
}