Lines Matching +full:flash +full:- +full:max +full:- +full:timeout +full:- +full:us
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>
14 LED and flash LED devices provide the same basic functionality as current
15 regulators, but extended with LED and flash LED specific features like
16 blinking patterns, flash timeout, flash faults and external flash strobe mode.
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:
65 default-state property is set the to same value, then no glitch should be
71 - on
72 - off
73 - keep
76 linux,default-trigger:
83 # LED will act as a back-light, controlled by the framebuffer system
84 - backlight
85 # LED will turn on (but for leds-gpio see "default-state" property in
86 # Documentation/devicetree/bindings/leds/leds-gpio.yaml)
87 - default-on
89 - heartbeat
91 - disk-activity
93 # use "disk-activity"
94 - ide-disk
96 - timer
98 # timer (requires "led-pattern" property)
99 - pattern
101 led-pattern:
106 - one-shot : two numbers specifying delay on and delay off (in ms),
107 - timer : two numbers specifying delay on and delay off (in ms),
108 - pattern : the pattern is given by a series of tuples, of
111 Documentation/devicetree/bindings/leds/leds-trigger-pattern.txt
112 $ref: /schemas/types.yaml#definitions/uint32-matrix
117 led-max-microamp:
122 For flash LED controllers with configurable current this property is
123 mandatory for the LEDs in the non-flash modes (e.g. torch or indicator).
125 panic-indicator:
131 trigger-sources:
145 #trigger-source-cells property in the source node.
146 $ref: /schemas/types.yaml#definitions/phandle-array
148 # Required properties for flash LED child nodes:
149 flash-max-microamp:
151 Maximum flash LED supply current in microamperes. Required for flash LED
154 flash-max-timeout-us:
156 Maximum timeout in microseconds after which the flash LED is turned off.
157 Required for flash LED nodes with configurable timeout.
162 - |
163 #include <dt-bindings/gpio/gpio.h>
164 #include <dt-bindings/leds/common.h>
166 led-controller {
167 compatible = "gpio-leds";
169 led-0 {
171 linux,default-trigger = "heartbeat";
175 led-1 {
178 trigger-sources = <&ohci_port1>, <&ehci_port1>;
182 led-controller@0 {
183 compatible = "maxim,max77693-led";
189 led-sources = <0>, <1>;
190 led-max-microamp = <50000>;
191 flash-max-microamp = <320000>;
192 flash-max-timeout-us = <500000>;
197 #address-cells = <1>;
198 #size-cells = <0>;
200 led-controller@30 {
203 #address-cells = <1>;
204 #size-cells = <0>;
208 linux,default-trigger = "heartbeat";
210 function-enumerator = <1>;
216 function-enumerator = <2>;
222 function-enumerator = <3>;