static int adv7180_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
int rev_id;
int ret = 0;
u32 cvbs = true;
struct pinctrl *pinctrl;
struct device *dev = &client->dev;
printk("adv7180 had probe ************************************************************\n");
printk(KERN_ERR"DBG sensor data is at %p\n", &adv7180_data);
/* ov5640 pinctrl */
pinctrl = devm_pinctrl_get_select_default(dev);
if (IS_ERR(pinctrl)) {
dev_err(dev, "setup pinctrl failed\n");
return PTR_ERR(pinctrl);
}
/* request power down pin */
pwn_gpio = of_get_named_gpio(dev->of_node, "pwn-gpios", 0);
if (!gpio_is_valid(pwn_gpio)) {
dev_err(dev, "no sensor pwdn pin available\n");
return -ENODEV;
}
ret = devm_gpio_request_one(dev, pwn_gpio, GPIOF_OUT_INIT_HIGH,
"adv7180_pwdn");
if (ret < 0) {
dev_err(dev, "no power pin available!\n");
return ret;
}
printk("adv7180 had probe ****************11111111111111******************\n");
adv7180_regulator_enable(dev);
adv7180_power_down(0);
msleep(1);
/* Set initial values for the sensor struct. */
memset(&adv7180_data, 0, sizeof(adv7180_data));
adv7180_data.sen.i2c_client = client;
adv7180_data.sen.streamcap.timeperframe.denominator = 30;
adv7180_data.sen.streamcap.timeperframe.numerator = 1;
adv7180_data.std_id = V4L2_STD_ALL;
video_idx = ADV7180_NOT_LOCKED;
adv7180_data.sen.pix.width = video_fmts[video_idx].raw_width;
adv7180_data.sen.pix.height = video_fmts[video_idx].raw_height;
adv7180_data.sen.pix.pixelformat = V4L2_PIX_FMT_UYVY; /* YUV422 */
adv7180_data.sen.pix.priv = 1; /* 1 is used to indicate TV in */
adv7180_data.sen.on = true;
adv7180_data.sen.sensor_clk = devm_clk_get(dev, "csi_mclk");
printk("adv7180 had probe ****************222222222******************\n");
if (IS_ERR(adv7180_data.sen.sensor_clk)) {
dev_err(dev, "get mclk failed\n");
return PTR_ERR(adv7180_data.sen.sensor_clk);
}
ret = of_property_read_u32(dev->of_node, "mclk",
&adv7180_data.sen.mclk);
if (ret) {
dev_err(dev, "mclk frequency is invalid\n");
return ret;
}
ret = of_property_read_u32(
dev->of_node, "mclk_source",
(u32 *) &(adv7180_data.sen.mclk_source));
if (ret) {
dev_err(dev, "mclk_source invalid\n");
return ret;
}
ret = of_property_read_u32(dev->of_node, "csi_id",
&(adv7180_data.sen.csi));
if (ret) {
dev_err(dev, "csi_id invalid\n");
return ret;
}
printk("adv7180 had probe ****************333333333333333******************\n");
clk_prepare_enable(adv7180_data.sen.sensor_clk);
printk("adv7180 had probe ****************4444444444444444******************\n");
/*! Read the revision ID of the tvin chip */
rev_id = adv7180_read(ADV7180_IDENT);
dev_dbg(dev,
"%s:Analog Device adv7%2X0 detected!\n", __func__,
rev_id);
ret = of_property_read_u32(dev->of_node, "cvbs", &(cvbs));
if (ret) {
dev_err(dev, "cvbs setting is not found\n");
cvbs = true;
}
printk("adv7180 had probe ****************5555555555555******************\n");
/*! ADV7180 initialization. */
adv7180_hard_reset(cvbs);
pr_debug(" type is %d (expect %d)\n",
adv7180_int_device.type, v4l2_int_type_slave);
pr_debug(" num ioctls is %d\n",
adv7180_int_device.u.slave->num_ioctls);
/* This function attaches this structure to the /dev/video0 device.
* The pointer in priv points to the adv7180_data structure here.*/
adv7180_int_device.priv = &adv7180_data;
ret = v4l2_int_device_register(&adv7180_int_device);
clk_disable_unprepare(adv7180_data.sen.sensor_clk);
return ret;
}
