Parse V4L2 device tree properties and register controls for them.

Signed-off-by: Alexander Koskovich <akoskovich@pm.me>
---
 drivers/media/i2c/ov8856.c | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/media/i2c/ov8856.c b/drivers/media/i2c/ov8856.c
index dd01e1d515ff..8bedb47cd7cf 100644
--- a/drivers/media/i2c/ov8856.c
+++ b/drivers/media/i2c/ov8856.c
@@ -1887,12 +1887,14 @@ static const struct v4l2_ctrl_ops ov8856_ctrl_ops = {
 
 static int ov8856_init_controls(struct ov8856 *ov8856)
 {
+	struct i2c_client *client = v4l2_get_subdevdata(&ov8856->sd);
+	struct v4l2_fwnode_device_properties props;
 	struct v4l2_ctrl_handler *ctrl_hdlr;
 	s64 exposure_max, h_blank;
 	int ret;
 
 	ctrl_hdlr = &ov8856->ctrl_handler;
-	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 8);
+	ret = v4l2_ctrl_handler_init(ctrl_hdlr, 10);
 	if (ret)
 		return ret;
 
@@ -1956,6 +1958,15 @@ static int ov8856_init_controls(struct ov8856 *ov8856)
 		goto err_ctrl_handler_free;
 	}
 
+	ret = v4l2_fwnode_device_parse(&client->dev, &props);
+	if (ret)
+		goto err_ctrl_handler_free;
+
+	ret = v4l2_ctrl_new_fwnode_properties(ctrl_hdlr, &ov8856_ctrl_ops,
+					      &props);
+	if (ret)
+		goto err_ctrl_handler_free;
+
 	ov8856->sd.ctrl_handler = ctrl_hdlr;
 
 	return 0;

-- 
2.53.0