i2c: pca-platform: use device_property_read_u32

Use device_property_read_u32 instead of of_property_read_u32_index to
lookup the "clock-frequency" property.

Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>

1 files changed, 6 insertions, 7 deletions

diff --git a/drivers/i2c/busses/i2c-pca-platform.c b/drivers/i2c/busses/i2c-pca-platform.c
index b90193d09d4b..bc2707ffd409 100644
--- a/drivers/i2c/busses/i2c-pca-platform.c
+++ b/drivers/i2c/busses/i2c-pca-platform.c
@@ -177,16 +177,15 @@ static int i2c_pca_pf_probe(struct platform_device *pdev)
         if (IS_ERR(i2c->gpio))
                 return PTR_ERR(i2c->gpio);
 
+        i2c->adap.timeout = HZ;
+        ret = device_property_read_u32(&pdev->dev, "clock-frequency",
+                                       &i2c->algo_data.i2c_clock);
+        if (ret)
+                i2c->algo_data.i2c_clock = 59000;
+
         if (platform_data) {
                 i2c->adap.timeout = platform_data->timeout;
                 i2c->algo_data.i2c_clock = platform_data->i2c_clock_speed;
-        } else if (np) {
-                i2c->adap.timeout = HZ;
-                of_property_read_u32_index(np, "clock-frequency", 0,
-                                           &i2c->algo_data.i2c_clock);
-        } else {
-                i2c->adap.timeout = HZ;
-                i2c->algo_data.i2c_clock = 59000;
         }
 
         i2c->algo_data.data = i2c;