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Commit 3d85e467 authored by Chaojun Wang's avatar Chaojun Wang
Browse files

drivers:input:vl53l0x add sensor identify sysfs interface for vl53l0x 



add a sysfs interface for vl53l0x to identify two vl53l0x sensors on board.

Change-Id: Idf4ff78f0c254c6b1fd1a897be5221ce897d29e8
Signed-off-by: default avatarChaojun Wang <chaojun@codeaurora.org>
parent 8e10ab0d

drivers/input/misc/vl53l0x/stmvl53l0x_module.c

+20 −0
Original line number Diff line number Diff line
@@ -1130,6 +1130,25 @@ static DEVICE_ATTR(set_xtalkdata, 0660/*S_IWUGO | S_IRUGO*/, 
				stmvl53l0x_set_XTalkCompensationRateMegaCps);





static ssize_t stmvl53l0x_show_GetSensorID(struct device *dev,

						struct device_attribute *attr,

						char *buf)

{

	u32 SensorID = 0;

	int ret = 0;

	struct vl_data *data = dev_get_drvdata(dev);

	struct i2c_data *i2c_object = (struct i2c_data *)data->client_object;



	ret = of_property_read_u32(i2c_object->client->dev.of_node,

							"tof-id",

							&SensorID);

	return snprintf(buf, 5, "%d\n", SensorID);

}



/* DEVICE_ATTR(name,mode,show,store) */

static DEVICE_ATTR(show_sensorid, 0660/*S_IWUGO | S_IRUGO*/,

				stmvl53l0x_show_GetSensorID,

				NULL);



static struct attribute *stmvl53l0x_attributes[] = {

	&dev_attr_enable_ps_sensor.attr,
@@ -1144,6 +1163,7 @@ static struct attribute *stmvl53l0x_attributes[] = { 
	&dev_attr_ref_cal.attr,

	&dev_attr_set_offsetdata.attr,

	&dev_attr_set_xtalkdata.attr,

	&dev_attr_show_sensorid.attr,

	NULL,

};