From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Jarzmik Subject: [PATCH 1/2] media: mt9m111: add device-tree suppport Date: Sun, 15 Jun 2014 22:17:31 +0200 Message-ID: <1402863452-30365-1-git-send-email-robert.jarzmik@free.fr> Return-path: Sender: linux-media-owner@vger.kernel.org To: g.liakhovetski@gmx.de, devicetree@vger.kernel.org Cc: linux-media@vger.kernel.org, Robert Jarzmik List-Id: devicetree@vger.kernel.org Add device-tree support for mt9m111 camera sensor. Signed-off-by: Robert Jarzmik --- 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