1*9f6ffd0dSWadim Egorov# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2*9f6ffd0dSWadim Egorov%YAML 1.2 3*9f6ffd0dSWadim Egorov--- 4*9f6ffd0dSWadim Egorov$id: http://devicetree.org/schemas/leds/nxp,pca953x.yaml# 5*9f6ffd0dSWadim Egorov$schema: http://devicetree.org/meta-schemas/core.yaml# 6*9f6ffd0dSWadim Egorov 7*9f6ffd0dSWadim Egorovtitle: NXP PCA9532 LED Dimmer 8*9f6ffd0dSWadim Egorov 9*9f6ffd0dSWadim Egorovmaintainers: 10*9f6ffd0dSWadim Egorov - Riku Voipio <riku.voipio@iki.fi> 11*9f6ffd0dSWadim Egorov 12*9f6ffd0dSWadim Egorovdescription: | 13*9f6ffd0dSWadim Egorov The PCA9532 family is SMBus I/O expander optimized for dimming LEDs. 14*9f6ffd0dSWadim Egorov The PWM support 256 steps. 15*9f6ffd0dSWadim Egorov 16*9f6ffd0dSWadim Egorov For more product information please see the link below: 17*9f6ffd0dSWadim Egorov https://www.nxp.com/docs/en/data-sheet/PCA9532.pdf 18*9f6ffd0dSWadim Egorov 19*9f6ffd0dSWadim Egorovproperties: 20*9f6ffd0dSWadim Egorov compatible: 21*9f6ffd0dSWadim Egorov enum: 22*9f6ffd0dSWadim Egorov - nxp,pca9530 23*9f6ffd0dSWadim Egorov - nxp,pca9531 24*9f6ffd0dSWadim Egorov - nxp,pca9532 25*9f6ffd0dSWadim Egorov - nxp,pca9533 26*9f6ffd0dSWadim Egorov 27*9f6ffd0dSWadim Egorov reg: 28*9f6ffd0dSWadim Egorov maxItems: 1 29*9f6ffd0dSWadim Egorov 30*9f6ffd0dSWadim Egorov gpio-controller: true 31*9f6ffd0dSWadim Egorov 32*9f6ffd0dSWadim Egorov '#gpio-cells': 33*9f6ffd0dSWadim Egorov const: 2 34*9f6ffd0dSWadim Egorov 35*9f6ffd0dSWadim EgorovpatternProperties: 36*9f6ffd0dSWadim Egorov "^led-[0-9a-z]+$": 37*9f6ffd0dSWadim Egorov type: object 38*9f6ffd0dSWadim Egorov $ref: common.yaml# 39*9f6ffd0dSWadim Egorov unevaluatedProperties: false 40*9f6ffd0dSWadim Egorov 41*9f6ffd0dSWadim Egorov properties: 42*9f6ffd0dSWadim Egorov type: 43*9f6ffd0dSWadim Egorov description: | 44*9f6ffd0dSWadim Egorov Output configuration, see include/dt-bindings/leds/leds-pca9532.h 45*9f6ffd0dSWadim Egorov $ref: /schemas/types.yaml#/definitions/uint32 46*9f6ffd0dSWadim Egorov default: 0 47*9f6ffd0dSWadim Egorov minimum: 0 48*9f6ffd0dSWadim Egorov maximum: 4 49*9f6ffd0dSWadim Egorov 50*9f6ffd0dSWadim Egorovrequired: 51*9f6ffd0dSWadim Egorov - compatible 52*9f6ffd0dSWadim Egorov - reg 53*9f6ffd0dSWadim Egorov 54*9f6ffd0dSWadim EgorovadditionalProperties: false 55*9f6ffd0dSWadim Egorov 56*9f6ffd0dSWadim Egorovexamples: 57*9f6ffd0dSWadim Egorov - | 58*9f6ffd0dSWadim Egorov #include <dt-bindings/leds/leds-pca9532.h> 59*9f6ffd0dSWadim Egorov 60*9f6ffd0dSWadim Egorov i2c { 61*9f6ffd0dSWadim Egorov #address-cells = <1>; 62*9f6ffd0dSWadim Egorov #size-cells = <0>; 63*9f6ffd0dSWadim Egorov 64*9f6ffd0dSWadim Egorov led-controller@62 { 65*9f6ffd0dSWadim Egorov compatible = "nxp,pca9533"; 66*9f6ffd0dSWadim Egorov reg = <0x62>; 67*9f6ffd0dSWadim Egorov 68*9f6ffd0dSWadim Egorov led-1 { 69*9f6ffd0dSWadim Egorov label = "pca:red:power"; 70*9f6ffd0dSWadim Egorov type = <PCA9532_TYPE_LED>; 71*9f6ffd0dSWadim Egorov }; 72*9f6ffd0dSWadim Egorov 73*9f6ffd0dSWadim Egorov led-2 { 74*9f6ffd0dSWadim Egorov label = "pca:green:power"; 75*9f6ffd0dSWadim Egorov type = <PCA9532_TYPE_LED>; 76*9f6ffd0dSWadim Egorov }; 77*9f6ffd0dSWadim Egorov 78*9f6ffd0dSWadim Egorov led-3 { 79*9f6ffd0dSWadim Egorov type = <PCA9532_TYPE_LED>; 80*9f6ffd0dSWadim Egorov default-state = "on"; 81*9f6ffd0dSWadim Egorov }; 82*9f6ffd0dSWadim Egorov 83*9f6ffd0dSWadim Egorov led-4 { 84*9f6ffd0dSWadim Egorov type = <PCA9532_TYPE_LED>; 85*9f6ffd0dSWadim Egorov default-state = "keep"; 86*9f6ffd0dSWadim Egorov }; 87*9f6ffd0dSWadim Egorov }; 88*9f6ffd0dSWadim Egorov }; 89*9f6ffd0dSWadim Egorov 90*9f6ffd0dSWadim Egorov... 91