[PATCH] opp: Use of_property_present() for testing DT property presence

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It is preferred to use typed property access functions (i.e.
of_property_read_<type> functions) rather than low-level
of_get_property/of_find_property functions for reading properties. As
part of this, convert of_get_property/of_find_property calls to the
recently added of_property_present() helper when we just want to test
for presence of a property and nothing more.

Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
---
 drivers/opp/of.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/opp/of.c b/drivers/opp/of.c
index e55c6095adf0..bed2b651deb0 100644
--- a/drivers/opp/of.c
+++ b/drivers/opp/of.c
@@ -224,7 +224,7 @@ void _of_init_opp_table(struct opp_table *opp_table, struct device *dev,
 	of_property_read_u32(np, "voltage-tolerance",
 			     &opp_table->voltage_tolerance_v1);
 
-	if (of_find_property(np, "#power-domain-cells", NULL))
+	if (of_property_present(np, "#power-domain-cells"))
 		opp_table->is_genpd = true;
 
 	/* Get OPP table node */
@@ -536,7 +536,7 @@ static bool _opp_is_supported(struct device *dev, struct opp_table *opp_table,
 		 * an OPP then the OPP should not be enabled as there is
 		 * no way to see if the hardware supports it.
 		 */
-		if (of_find_property(np, "opp-supported-hw", NULL))
+		if (of_property_present(np, "opp-supported-hw"))
 			return false;
 		else
 			return true;
-- 
2.39.2




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