1*8bab661aSEmmanuel Vadot# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 2*8bab661aSEmmanuel Vadot%YAML 1.2 3*8bab661aSEmmanuel Vadot--- 4*8bab661aSEmmanuel Vadot$id: http://devicetree.org/schemas/leds/irled/ir-spi-led.yaml# 5*8bab661aSEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml# 6*8bab661aSEmmanuel Vadot 7*8bab661aSEmmanuel Vadottitle: IR LED connected through SPI bus 8*8bab661aSEmmanuel Vadot 9*8bab661aSEmmanuel Vadotmaintainers: 10*8bab661aSEmmanuel Vadot - Sean Young <sean@mess.org> 11*8bab661aSEmmanuel Vadot 12*8bab661aSEmmanuel Vadotdescription: 13*8bab661aSEmmanuel Vadot IR LED switch is connected to the MOSI line of the SPI device and the data 14*8bab661aSEmmanuel Vadot is delivered through that. 15*8bab661aSEmmanuel Vadot 16*8bab661aSEmmanuel VadotallOf: 17*8bab661aSEmmanuel Vadot - $ref: /schemas/spi/spi-peripheral-props.yaml# 18*8bab661aSEmmanuel Vadot 19*8bab661aSEmmanuel Vadotproperties: 20*8bab661aSEmmanuel Vadot compatible: 21*8bab661aSEmmanuel Vadot const: ir-spi-led 22*8bab661aSEmmanuel Vadot 23*8bab661aSEmmanuel Vadot reg: 24*8bab661aSEmmanuel Vadot maxItems: 1 25*8bab661aSEmmanuel Vadot 26*8bab661aSEmmanuel Vadot duty-cycle: 27*8bab661aSEmmanuel Vadot $ref: /schemas/types.yaml#/definitions/uint8 28*8bab661aSEmmanuel Vadot enum: [50, 60, 70, 75, 80, 90] 29*8bab661aSEmmanuel Vadot description: 30*8bab661aSEmmanuel Vadot Percentage of one period in which the signal is active. 31*8bab661aSEmmanuel Vadot 32*8bab661aSEmmanuel Vadot led-active-low: 33*8bab661aSEmmanuel Vadot type: boolean 34*8bab661aSEmmanuel Vadot description: 35*8bab661aSEmmanuel Vadot Output is negated with a NOT gate. 36*8bab661aSEmmanuel Vadot 37*8bab661aSEmmanuel Vadot power-supply: true 38*8bab661aSEmmanuel Vadot 39*8bab661aSEmmanuel Vadotrequired: 40*8bab661aSEmmanuel Vadot - compatible 41*8bab661aSEmmanuel Vadot - reg 42*8bab661aSEmmanuel Vadot 43*8bab661aSEmmanuel VadotunevaluatedProperties: false 44*8bab661aSEmmanuel Vadot 45*8bab661aSEmmanuel Vadotexamples: 46*8bab661aSEmmanuel Vadot - | 47*8bab661aSEmmanuel Vadot spi { 48*8bab661aSEmmanuel Vadot #address-cells = <1>; 49*8bab661aSEmmanuel Vadot #size-cells = <0>; 50*8bab661aSEmmanuel Vadot 51*8bab661aSEmmanuel Vadot irled@0 { 52*8bab661aSEmmanuel Vadot compatible = "ir-spi-led"; 53*8bab661aSEmmanuel Vadot reg = <0x0>; 54*8bab661aSEmmanuel Vadot 55*8bab661aSEmmanuel Vadot duty-cycle = /bits/ 8 <60>; 56*8bab661aSEmmanuel Vadot led-active-low; 57*8bab661aSEmmanuel Vadot power-supply = <&irda_regulator>; 58*8bab661aSEmmanuel Vadot spi-max-frequency = <5000000>; 59*8bab661aSEmmanuel Vadot }; 60*8bab661aSEmmanuel Vadot }; 61*8bab661aSEmmanuel Vadot 62