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1Pervasive Displays RePaper branded e-ink displays2 3Required properties:4- compatible: "pervasive,e1144cs021" for 1.44" display5 "pervasive,e1190cs021" for 1.9" display6 "pervasive,e2200cs021" for 2.0" display7 "pervasive,e2271cs021" for 2.7" display8 9- panel-on-gpios: Timing controller power control10- discharge-gpios: Discharge control11- reset-gpios: RESET pin12- busy-gpios: BUSY pin13 14Required property for e2271cs021:15- border-gpios: Border control16 17The node for this driver must be a child node of a SPI controller, hence18all mandatory properties described in ../spi/spi-bus.txt must be specified.19 20Optional property:21- pervasive,thermal-zone: name of thermometer's thermal zone22 23Example:24 25 display_temp: lm75@48 {26 compatible = "lm75b";27 reg = <0x48>;28 #thermal-sensor-cells = <0>;29 };30 31 thermal-zones {32 display {33 polling-delay-passive = <0>;34 polling-delay = <0>;35 thermal-sensors = <&display_temp>;36 };37 };38 39 papirus27@0{40 compatible = "pervasive,e2271cs021";41 reg = <0>;42 43 spi-max-frequency = <8000000>;44 45 panel-on-gpios = <&gpio 23 0>;46 border-gpios = <&gpio 14 0>;47 discharge-gpios = <&gpio 15 0>;48 reset-gpios = <&gpio 24 0>;49 busy-gpios = <&gpio 25 0>;50 51 pervasive,thermal-zone = "display";52 };53