[PATCH] pwm: rockchip: Use of_clk_get_parent_count()

[Kefeng Wang]

Use of_clk_get_parent_count() instead of open coding.

Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
 drivers/pwm/pwm-rockchip.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c
index 4d99d468df09..a0fbb9a139bd 100644
--- a/drivers/pwm/pwm-rockchip.c
+++ b/drivers/pwm/pwm-rockchip.c
@@ -329,8 +329,8 @@ static int rockchip_pwm_probe(struct platform_device *pdev)
 		}
 	}
 
-	count = of_count_phandle_with_args(pdev->dev.of_node,
-					   "clocks", "#clock-cells");
+	count = of_clk_get_parent_count(pdev->dev.of_node);
+
 	if (count == 2)
 		pc->pclk = devm_clk_get(&pdev->dev, "pclk");
 	else
-- 
2.20.1