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-rw-r--r--drivers/opp/of.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/opp/of.c b/drivers/opp/of.c
index 6d15f05bfc28..7af0ddec936b 100644
--- a/drivers/opp/of.c
+++ b/drivers/opp/of.c
@@ -554,11 +554,24 @@ EXPORT_SYMBOL_GPL(dev_pm_opp_of_add_table);
int dev_pm_opp_of_add_table_indexed(struct device *dev, int index)
{
struct device_node *opp_np;
- int ret;
+ int ret, count;
+again:
opp_np = _opp_of_get_opp_desc_node(dev->of_node, index);
- if (!opp_np)
+ if (!opp_np) {
+ /*
+ * If only one phandle is present, then the same OPP table
+ * applies for all index requests.
+ */
+ count = of_count_phandle_with_args(dev->of_node,
+ "operating-points-v2", NULL);
+ if (count == 1 && index) {
+ index = 0;
+ goto again;
+ }
+
return -ENODEV;
+ }
ret = _of_add_opp_table_v2(dev, opp_np);
of_node_put(opp_np);