Add device-tree support for mt9m111 camera sensor.
Signed-off-by: Robert Jarzmik <robert.jarz...@free.fr>
---
drivers/media/i2c/soc_camera/mt9m111.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/media/i2c/soc_camera/mt9m111.c
b/drivers/media/i2c/soc_camera/mt9m111.c
index ccf5940..7d283ea 100644
--- a/drivers/media/i2c/soc_camera/mt9m111.c
+++ b/drivers/media/i2c/soc_camera/mt9m111.c
@@ -923,6 +923,12 @@ done:
return ret;
}
+static int of_get_mt9m111_platform_data(struct device *dev,
+ struct soc_camera_subdev_desc *desc)
+{
+ return 0;
+}
+
static int mt9m111_probe(struct i2c_client *client,
const struct i2c_device_id *did)
{
@@ -931,6 +937,15 @@ static int mt9m111_probe(struct i2c_client *client,
struct soc_camera_subdev_desc *ssdd = soc_camera_i2c_to_desc(client);
int ret;
+ if (client->dev.of_node) {
+ ssdd = devm_kzalloc(&client->dev, sizeof(*ssdd), GFP_KERNEL);
+ if (!ssdd)
+ return -ENOMEM;
+ client->dev.platform_data = ssdd;
+ ret = of_get_mt9m111_platform_data(&client->dev, ssdd);
+ if (ret < 0)
+ return ret;
+ }
if (!ssdd) {
dev_err(&client->dev, "mt9m111: driver needs platform data\n");
return -EINVAL;
@@ -1015,6 +1030,11 @@ static int mt9m111_remove(struct i2c_client *client)
return 0;
}
+static const struct of_device_id mt9m111_of_match[] = {
+ { .compatible = "micron,mt9m111", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, mt9m111_of_match);
static const struct i2c_device_id mt9m111_id[] = {
{ "mt9m111", 0 },
@@ -1025,6 +1045,7 @@ MODULE_DEVICE_TABLE(i2c, mt9m111_id);
static struct i2c_driver mt9m111_i2c_driver = {
.driver = {
.name = "mt9m111",
+ .of_match_table = of_match_ptr(mt9m111_of_match),
},
.probe = mt9m111_probe,
.remove = mt9m111_remove,
--
2.0.0.rc2
--
To unsubscribe from this list: send the line "unsubscribe linux-media" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
