*/
static int apds9130_init_client(struct i2c_client *client)
{
struct apds9130_data *data = i2c_get_clientdata(client);
int err;
int id;
err = apds9130_set_enable(client, 0);
if (err < 0)
return err;
data->pDrive = APDS9130_PDRVIE_100MA;
id = i2c_smbus_read_byte_data(client, CMD_BYTE|APDS9130_ID_REG);
if (id == 0x39) {
printk(KERN_INFO"APDS-9130\n");
}
else {
printk(KERN_INFO"Not APDS-9130 %x\n", id);
return -EIO;
}
err = apds9130_set_ptime(client, 0xFF); // 2.72ms Prox integration time
if (err < 0) return err;
err = apds9130_set_wtime(client, 0xDC); // 100ms Wait time for POLL_MEDIUM
if (err < 0) return err;
err = apds9130_set_ppcount(client, APDS9130_PS_PULSE_NUMBER);
if (err < 0) return err;
err = apds9130_set_config(client, 0); // no long wait
if (err < 0) return err;
err = apds9130_set_control(client, APDS9130_PDRVIE_100MA|APDS9130_PRX_IR_DIOD|APDS9130_PGAIN_2X); // 2012.10.10 PGAIN 4x-> 2x chkim.
if (err < 0) return err;
err = apds9130_set_pilt(client, 0); // init threshold for proximity
if (err < 0) return err;
err = apds9130_set_piht(client, APDS9130_PS_DETECTION_THRESHOLD);
if (err < 0) return err;
err = apds9130_set_pers(client, APDS9130_PPERS_2); // 2 consecutive Interrupt persistence
if (err < 0) return err;
// sensor is in disabled mode but all the configurations are preset
/* Temp block the below code as no need to set cross talk threshold during proximity OFF state [LGSI_SP4_BSP][[email protected]]
#if defined(APDS9130_PROXIMITY_CAL)
err = apds9130_set_enable(client,0);
if(err < 0){
printk(KERN_INFO "%s, enable set Fail\n",__func__);
return err;
}
#endif
*/
*/
static int apds9130_init_client(struct i2c_client *client)
{
struct apds9130_data *data = i2c_get_clientdata(client);
int err;
int id;
err = apds9130_set_enable(client, 0);
if (err < 0)
return err;
data->pDrive = APDS9130_PDRVIE_100MA;
id = i2c_smbus_read_byte_data(client, CMD_BYTE|APDS9130_ID_REG);
if (id == 0x39) {
printk(KERN_INFO"APDS-9130\n");
}
else {
printk(KERN_INFO"Not APDS-9130 %x\n", id);
return -EIO;
}
err = apds9130_set_ptime(client, 0xFF); // 2.72ms Prox integration time
if (err < 0) return err;
err = apds9130_set_wtime(client, 0xDC); // 100ms Wait time for POLL_MEDIUM
if (err < 0) return err;
err = apds9130_set_ppcount(client, APDS9130_PS_PULSE_NUMBER);
if (err < 0) return err;
err = apds9130_set_config(client, 0); // no long wait
if (err < 0) return err;
err = apds9130_set_control(client, APDS9130_PDRVIE_100MA|APDS9130_PRX_IR_DIOD|APDS9130_PGAIN_2X); // 2012.10.10 PGAIN 4x-> 2x chkim.
if (err < 0) return err;
err = apds9130_set_pilt(client, 0); // init threshold for proximity
if (err < 0) return err;
err = apds9130_set_piht(client, APDS9130_PS_DETECTION_THRESHOLD);
if (err < 0) return err;
err = apds9130_set_pers(client, APDS9130_PPERS_2); // 2 consecutive Interrupt persistence
if (err < 0) return err;
// sensor is in disabled mode but all the configurations are preset
/*
*/
/*
* Initialization function
*/
static int apds9130_init_client(struct i2c_client *client)
{
int err;
int id;
err = apds9130_set_enable(client, 0);
if (err < 0)
return err;
id = i2c_smbus_read_byte_data(client, CMD_BYTE|APDS9130_ID_REG);
if (id == 0x39) {
printk("[ProximitySensor] APDS-9130\n");
} else {
printk("[ProximitySensor_E] Not APDS-9130 %x\n", id);
return -EIO;
}
err = apds9130_set_ptime(client, 0xFF); // 2.72ms Prox integration time
if (err < 0) return err;
err = apds9130_set_wtime(client, 0xDC); // 100ms Wait time for POLL_MEDIUM
if (err < 0) return err;
err = apds9130_set_ppcount(client, APDS9130_PS_PULSE_NUMBER);
if (err < 0) return err;
err = apds9130_set_config(client, 0); // no long wait
if (err < 0) return err;
#if defined(CONFIG_MACH_LGE_L9II_OPEN_EU)
err = apds9130_set_control(client, APDS9130_PDRVIE_100MA|APDS9130_PRX_IR_DIOD|APDS9130_PGAIN_2X);
#else
err = apds9130_set_control(client, APDS9130_PDRVIE_100MA|APDS9130_PRX_IR_DIOD|APDS9130_PGAIN_4X);
#endif
if (err < 0) return err;
err = apds9130_set_pilt(client, 1023); // to force first Near-to-Far interrupt
if (err < 0) return err;
err = apds9130_set_piht(client, 0);
if (err < 0) return err;
err = apds9130_set_pers(client, APDS9130_PPERS_2); // 2 consecutive Interrupt persistence
if (err < 0) return err;
// sensor is in disabled mode but all the configurations are preset
return 0;
}
static int apds9130_set_ps_poll_delay(struct i2c_client *client, unsigned int val)
{
struct apds9130_data *data = i2c_get_clientdata(client);
int ret;
int wtime=0;
printk("[ProximitySensor] %s(%d)\n", __func__, val);
if ((val != APDS9130_PS_POLL_SLOW) && (val != APDS9130_PS_POLL_MEDIUM) && (val != APDS9130_PS_POLL_FAST)) {
printk("[ProximitySensor_E] %s : invalid value(%d)\n", __func__, val);
return -1;
}
if (val == APDS9130_PS_POLL_FAST) {
data->ps_poll_delay = 50; // 50ms
wtime = 0xEE; // ~50ms
}
else if (val == APDS9130_PS_POLL_MEDIUM) {
data->ps_poll_delay = 100; // 100ms
wtime = 0xDC; // ~100ms
}
else { // APDS9130_PS_POLL_SLOW
data->ps_poll_delay = 1000; // 1000ms
wtime = 0x00; // 696ms
}
ret = apds9130_set_wtime(client, wtime);
if (ret < 0)
return ret;
/*
* If work is already scheduled then subsequent schedules will not
* change the scheduled time that's why we have to cancel it first.
*/
__cancel_delayed_work(&data->ps_dwork);
flush_delayed_work(&data->ps_dwork);
queue_delayed_work(apds9130_workqueue, &data->ps_dwork, msecs_to_jiffies(data->ps_poll_delay));
return 0;
}
