Lines Matching +full:retain +full:- +full:state +full:- +full:shutdown
1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jacek Anaszewski <jacek.anaszewski@gmail.com>
11 - Pavel Machek <pavel@ucw.cz>
25 led-sources:
30 $ref: /schemas/types.yaml#/definitions/uint32-array
35 from the header include/dt-bindings/leds/common.h. If there is no
42 the header include/dt-bindings/leds/common.h. If there is no matching
48 function-enumerator:
59 deprecated - use 'function' and 'color' properties instead.
60 function-enumerator has no effect when this property is present.
62 default-state:
64 The initial state of the LED. If the LED is already on or off and the
65 default-state property is set the to same value, then no glitch should be
67 will keep the LED at whatever its current state is, without producing a
71 - on
72 - off
73 - keep
76 linux,default-trigger:
83 - enum:
84 # LED will act as a back-light, controlled by the framebuffer system
85 - backlight
86 # LED will turn on (see also "default-state" property)
87 - default-on
89 - heartbeat
91 - disk-activity
93 - disk-read
95 - disk-write
97 - timer
99 # timer (requires "led-pattern" property)
100 - pattern
101 # LED indicates mic mute state
102 - audio-micmute
103 # LED indicates audio mute state
104 - audio-mute
105 # LED indicates bluetooth power state
106 - bluetooth-power
107 # LED indicates camera flash state
108 - flash
110 - kbd-capslock
112 - mtd
115 - nand-disk
118 - none
119 # LED indicates camera torch state
120 - torch
122 - usb-gadget
124 - usb-host
125 # LED indicates USB port state
126 - usbport
128 - pattern: "^cpu[0-9]*$"
130 - pattern: "^hci[0-9]+-power$"
132 - pattern: "^mmc[0-9]+$"
134 - pattern: "^phy[0-9]+tx$"
136 led-pattern:
141 - one-shot : two numbers specifying delay on and delay off (in ms),
142 - timer : two numbers specifying delay on and delay off (in ms),
143 - pattern : the pattern is given by a series of tuples, of
146 Documentation/devicetree/bindings/leds/leds-trigger-pattern.txt
147 $ref: /schemas/types.yaml#/definitions/uint32-matrix
152 led-max-microamp:
158 mandatory for the LEDs in the non-flash modes (e.g. torch or indicator).
160 max-brightness:
167 Note that this flag is mainly used for PWM-LEDs, where it is not possible
169 led-max-microamp.
172 panic-indicator:
178 retain-state-shutdown:
184 trigger-sources:
188 indicate its state. E.g. USB 2.0 LED may react to device(s) in a USB 2.0
195 state of the line (with or without inversion flags) to the LED.
200 #trigger-source-cells property in the source node.
201 $ref: /schemas/types.yaml#/definitions/phandle-array
204 flash-max-microamp:
209 flash-max-timeout-us:
217 - |
218 #include <dt-bindings/gpio/gpio.h>
219 #include <dt-bindings/leds/common.h>
221 led-controller {
222 compatible = "gpio-leds";
224 led-0 {
226 linux,default-trigger = "heartbeat";
230 led-1 {
233 trigger-sources = <&ohci_port1>, <&ehci_port1>;
237 - |
238 #include <dt-bindings/leds/common.h>
240 led-controller {
241 compatible = "maxim,max77693-led";
246 led-sources = <0>, <1>;
247 led-max-microamp = <50000>;
248 flash-max-microamp = <320000>;
249 flash-max-timeout-us = <500000>;
253 - |
254 #include <dt-bindings/leds/common.h>
257 #address-cells = <1>;
258 #size-cells = <0>;
260 led-controller@30 {
263 #address-cells = <1>;
264 #size-cells = <0>;
268 linux,default-trigger = "heartbeat";
270 function-enumerator = <1>;
276 function-enumerator = <2>;
282 function-enumerator = <3>;