···3232 formula: T = 8.82 * 10^9 * Ct.33333434Optional properties of the LED child node:3535-- label : see Documentation/devicetree/bindings/leds/common.txt3535+- function : see Documentation/devicetree/bindings/leds/common.txt3636+- color : see Documentation/devicetree/bindings/leds/common.txt3737+- label : see Documentation/devicetree/bindings/leds/common.txt (deprecated)36383739Example (by Ct = 220nF, Rset = 160kohm and exynos4412-trats2 board with3840a switch that allows for routing strobe signal either from the host or from3941the camera sensor):40424143#include "exynos4412.dtsi"4444+#include <dt-bindings/leds/common.h>42454343-aat1290 {4646+led-controller {4447 compatible = "skyworks,aat1290";4548 flen-gpios = <&gpj1 1 GPIO_ACTIVE_HIGH>;4649 enset-gpios = <&gpj1 2 GPIO_ACTIVE_HIGH>;···5350 pinctrl-1 = <&camera_flash_host>;5451 pinctrl-2 = <&camera_flash_isp>;55525656- camera_flash: flash-led {5757- label = "aat1290-flash";5353+ camera_flash: led {5454+ function = LED_FUNCTION_FLASH;5555+ color = <LED_COLOR_ID_WHITE>;5856 led-max-microamp = <520833>;5957 flash-max-microamp = <1012500>;6058 flash-max-timeout-us = <1940000>;