136 lines · yaml
1# SPDX-License-Identifier: GPL-2.0-only2%YAML 1.23---4$id: http://devicetree.org/schemas/leds/ti,tca6507.yaml#5$schema: http://devicetree.org/meta-schemas/core.yaml#6 7title: TCA6507 LED and GPIO controller8 9maintainers:10 - NeilBrown <neilb@suse.de>11 12description:13 The TCA6507 is a programmable LED controller connected via I2C that can drive14 7 separate lines either by holding them low, or by pulsing them with modulated15 width.16 17properties:18 compatible:19 const: ti,tca650720 21 reg:22 description: I2C slave address of the controller.23 maxItems: 124 25 "#address-cells":26 const: 127 28 "#size-cells":29 const: 030 31 gpio-controller: true32 33 "#gpio-cells":34 const: 235 36 gpio-line-names: true37 38patternProperties:39 "^led@[0-6]$":40 type: object41 $ref: common.yaml#42 unevaluatedProperties: false43 44 properties:45 reg:46 minimum: 047 maximum: 648 49 required:50 - reg51 52 "^gpio@[0-6]$":53 type: object54 55 properties:56 compatible:57 const: gpio58 59 reg:60 minimum: 061 maximum: 662 63 additionalProperties: false64 65 required:66 - reg67 - compatible68 69if:70 patternProperties:71 "^gpio@[0-6]$":72 type: object73 properties:74 compatible:75 contains:76 const: gpio77then:78 required:79 - gpio-controller80 - "#gpio-cells"81 82additionalProperties: false83 84examples:85 - |86 87 #include <dt-bindings/gpio/gpio.h>88 #include <dt-bindings/leds/common.h>89 90 i2c {91 #address-cells = <1>;92 #size-cells = <0>;93 94 led-controller@45 {95 compatible = "ti,tca6507";96 #address-cells = <1>;97 #size-cells = <0>;98 reg = <0x45>;99 100 gpio-controller;101 #gpio-cells = <2>;102 103 gpio-line-names = "wifi_reset@6";104 105 led@0 {106 label = "gta04:red:aux";107 reg = <0x0>;108 };109 110 led@1 {111 label = "gta04:green:aux";112 reg = <0x1>;113 };114 115 led@3 {116 reg = <0x3>;117 color = <LED_COLOR_ID_RED>;118 function = LED_FUNCTION_POWER;119 linux,default-trigger = "default-on";120 };121 122 led@4 {123 color = <LED_COLOR_ID_GREEN>;124 function = LED_FUNCTION_POWER;125 reg = <0x4>;126 };127 128 gpio@6 {129 compatible = "gpio";130 reg = <0x6>;131 };132 };133 };134 135...136