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drivers: sensor: vl53l0x: use datasheet specified fw boot time

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Improve boot time.

Signed-off-by: Nick Ward <nix.ward@gmail.com>
This commit is contained in:
Nick Ward 2023-05-25 16:16:06 +10:00 committed by Anas Nashif
parent c5f725e672
commit af4363bc47
1 changed files with 5 additions and 2 deletions
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7
drivers/sensor/vl53l0x/vl53l0x.c
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@ -40,6 +40,9 @@ LOG_MODULE_REGISTER(VL53L0X, CONFIG_SENSOR_LOG_LEVEL);
#define VL53L0X_SETUP_PRE_RANGE_VCSEL_PERIOD 18
#define VL53L0X_SETUP_FINAL_RANGE_VCSEL_PERIOD 14
/* tBOOT (1.2ms max.) VL53L0X firmware boot period */
#define T_BOOT K_USEC(1200)
struct vl53l0x_config {
struct i2c_dt_spec i2c;
struct gpio_dt_spec xshut;
@ -178,7 +181,7 @@ static int vl53l0x_start(const struct device *dev)
dev->name, r);
return -EIO;
}
k_sleep(K_MSEC(2));
k_sleep(T_BOOT);
}
#ifdef CONFIG_VL53L0X_RECONFIGURE_ADDRESS
@ -192,7 +195,7 @@ static int vl53l0x_start(const struct device *dev)
drv_data->vl53l0x.I2cDevAddr = config->i2c.addr;
LOG_DBG("[%s] I2C address reconfigured", dev->name);
k_sleep(K_MSEC(2));
k_sleep(T_BOOT);
}
#endif