From 220ddc7f1d19de71cbe1fe29dbf97548efbb5fa9 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 4 Dec 2013 15:31:13 -0300 Subject: [PATCH] [media] mt9v032: Add support for monochrome models Identify the model based on the I2C device name and configure formats accordingly. Signed-off-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- drivers/media/i2c/mt9v032.c | 37 ++++++++++++++++++++++++++++++++++--- 1 file changed, 34 insertions(+), 3 deletions(-) diff --git a/drivers/media/i2c/mt9v032.c b/drivers/media/i2c/mt9v032.c index 38bf664..a31d6d1 100644 --- a/drivers/media/i2c/mt9v032.c +++ b/drivers/media/i2c/mt9v032.c @@ -121,6 +121,24 @@ #define MT9V032_AGC_ENABLE (1 << 1) #define MT9V032_THERMAL_INFO 0xc1 +enum mt9v032_model { + MT9V032_MODEL_COLOR, + MT9V032_MODEL_MONO, +}; + +struct mt9v032_model_info { + bool color; +}; + +static const struct mt9v032_model_info mt9v032_models[] = { + [MT9V032_MODEL_COLOR] = { + .color = true, + }, + [MT9V032_MODEL_MONO] = { + .color = false, + }, +}; + struct mt9v032 { struct v4l2_subdev subdev; struct media_pad pad; @@ -142,6 +160,7 @@ struct mt9v032 { struct clk *clk; struct mt9v032_platform_data *pdata; + const struct mt9v032_model_info *model; u32 sysclk; u16 chip_control; @@ -691,6 +710,7 @@ static int mt9v032_registered(struct v4l2_subdev *subdev) static int mt9v032_open(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh) { + struct mt9v032 *mt9v032 = to_mt9v032(subdev); struct v4l2_mbus_framefmt *format; struct v4l2_rect *crop; @@ -701,7 +721,12 @@ static int mt9v032_open(struct v4l2_subdev *subdev, struct v4l2_subdev_fh *fh) crop->height = MT9V032_WINDOW_HEIGHT_DEF; format = v4l2_subdev_get_try_format(fh, 0); - format->code = V4L2_MBUS_FMT_SGRBG10_1X10; + + if (mt9v032->model->color) + format->code = V4L2_MBUS_FMT_SGRBG10_1X10; + else + format->code = V4L2_MBUS_FMT_Y10_1X10; + format->width = MT9V032_WINDOW_WIDTH_DEF; format->height = MT9V032_WINDOW_HEIGHT_DEF; format->field = V4L2_FIELD_NONE; @@ -773,6 +798,7 @@ static int mt9v032_probe(struct i2c_client *client, mutex_init(&mt9v032->power_lock); mt9v032->pdata = pdata; + mt9v032->model = (const void *)did->driver_data; v4l2_ctrl_handler_init(&mt9v032->ctrls, 10); @@ -837,7 +863,11 @@ static int mt9v032_probe(struct i2c_client *client, mt9v032->crop.width = MT9V032_WINDOW_WIDTH_DEF; mt9v032->crop.height = MT9V032_WINDOW_HEIGHT_DEF; - mt9v032->format.code = V4L2_MBUS_FMT_SGRBG10_1X10; + if (mt9v032->model->color) + mt9v032->format.code = V4L2_MBUS_FMT_SGRBG10_1X10; + else + mt9v032->format.code = V4L2_MBUS_FMT_Y10_1X10; + mt9v032->format.width = MT9V032_WINDOW_WIDTH_DEF; mt9v032->format.height = MT9V032_WINDOW_HEIGHT_DEF; mt9v032->format.field = V4L2_FIELD_NONE; @@ -876,7 +906,8 @@ static int mt9v032_remove(struct i2c_client *client) } static const struct i2c_device_id mt9v032_id[] = { - { "mt9v032", 0 }, + { "mt9v032", (kernel_ulong_t)&mt9v032_models[MT9V032_MODEL_COLOR] }, + { "mt9v032m", (kernel_ulong_t)&mt9v032_models[MT9V032_MODEL_MONO] }, { } }; MODULE_DEVICE_TABLE(i2c, mt9v032_id); -- 2.7.4