gpio-max77620.txt (687B)
1GPIO driver for MAX77620 Power management IC from Maxim Semiconductor. 2 3Device has 8 GPIO pins which can be configured as GPIO as well as the 4special IO functions. 5 6Required properties: 7------------------- 8- gpio-controller : Marks the device node as a gpio controller. 9- #gpio-cells : Should be two. The first cell is the pin number and 10 the second cell is used to specify the gpio polarity: 11 0 = active high 12 1 = active low 13For more details, please refer generic GPIO DT binding document 14<devicetree/bindings/gpio/gpio.txt>. 15 16Example: 17-------- 18#include <dt-bindings/mfd/max77620.h> 19... 20max77620@3c { 21 compatible = "maxim,max77620"; 22 23 gpio-controller; 24 #gpio-cells = <2>; 25};