1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * This header provides macros for the common LEDs device tree bindings.
4  *
5  * Copyright (C) 2015, Samsung Electronics Co., Ltd.
6  * Author: Jacek Anaszewski <j.anaszewski@samsung.com>
7  *
8  * Copyright (C) 2019 Jacek Anaszewski <jacek.anaszewski@gmail.com>
9  * Copyright (C) 2020 Pavel Machek <pavel@ucw.cz>
10  */
11 
12 #ifndef __DT_BINDINGS_LEDS_H
13 #define __DT_BINDINGS_LEDS_H
14 
15 /* External trigger type */
16 #define LEDS_TRIG_TYPE_EDGE	0
17 #define LEDS_TRIG_TYPE_LEVEL	1
18 
19 /* Boost modes */
20 #define LEDS_BOOST_OFF		0
21 #define LEDS_BOOST_ADAPTIVE	1
22 #define LEDS_BOOST_FIXED	2
23 
24 /* Standard LED colors */
25 #define LED_COLOR_ID_WHITE	0
26 #define LED_COLOR_ID_RED	1
27 #define LED_COLOR_ID_GREEN	2
28 #define LED_COLOR_ID_BLUE	3
29 #define LED_COLOR_ID_AMBER	4
30 #define LED_COLOR_ID_VIOLET	5
31 #define LED_COLOR_ID_YELLOW	6
32 #define LED_COLOR_ID_IR		7
33 #define LED_COLOR_ID_MULTI	8	/* For multicolor LEDs */
34 #define LED_COLOR_ID_RGB	9	/* For multicolor LEDs that can do arbitrary color,
35 					   so this would include RGBW and similar */
36 #define LED_COLOR_ID_MAX	10
37 
38 /* Standard LED functions */
39 /* Keyboard LEDs, usually it would be input4::capslock etc. */
40 /*   Obsolete equivalent: "shift-key-light" */
41 #define LED_FUNCTION_CAPSLOCK "capslock"
42 #define LED_FUNCTION_SCROLLLOCK "scrolllock"
43 #define LED_FUNCTION_NUMLOCK "numlock"
44 /*   Obsolete equivalents: "tpacpi::thinklight" (IBM/Lenovo Thinkpads),
45      "lp5523:kb{1,2,3,4,5,6}" (Nokia N900) */
46 #define LED_FUNCTION_KBD_BACKLIGHT "kbd_backlight"
47 
48 /* System LEDs, usually found on system body.
49    platform::mute (etc) is sometimes seen, :mute would be better */
50 #define LED_FUNCTION_POWER "power"
51 #define LED_FUNCTION_DISK "disk"
52 
53 /*   Obsolete: "platform:*:charging" (allwinner sun50i) */
54 #define LED_FUNCTION_CHARGING "charging"
55 /*   Used RGB notification LEDs common on phones.
56      Obsolete equivalents: "status-led:{red,green,blue}" (Motorola Droid 4),
57      "lp5523:{r,g,b}" (Nokia N900) */
58 #define LED_FUNCTION_STATUS "status"
59 
60 #define LED_FUNCTION_MICMUTE "micmute"
61 #define LED_FUNCTION_MUTE "mute"
62 
63 /* Used for player LEDs as found on game controllers from e.g. Nintendo, Sony. */
64 #define LED_FUNCTION_PLAYER1 "player-1"
65 #define LED_FUNCTION_PLAYER2 "player-2"
66 #define LED_FUNCTION_PLAYER3 "player-3"
67 #define LED_FUNCTION_PLAYER4 "player-4"
68 #define LED_FUNCTION_PLAYER5 "player-5"
69 
70 /* Miscelleaus functions. Use functions above if you can. */
71 #define LED_FUNCTION_ACTIVITY "activity"
72 #define LED_FUNCTION_ALARM "alarm"
73 #define LED_FUNCTION_BACKLIGHT "backlight"
74 #define LED_FUNCTION_BLUETOOTH "bluetooth"
75 #define LED_FUNCTION_BOOT "boot"
76 #define LED_FUNCTION_CPU "cpu"
77 #define LED_FUNCTION_DEBUG "debug"
78 #define LED_FUNCTION_DISK_ACTIVITY "disk-activity"
79 #define LED_FUNCTION_DISK_ERR "disk-err"
80 #define LED_FUNCTION_DISK_READ "disk-read"
81 #define LED_FUNCTION_DISK_WRITE "disk-write"
82 #define LED_FUNCTION_FAULT "fault"
83 #define LED_FUNCTION_FLASH "flash"
84 #define LED_FUNCTION_HEARTBEAT "heartbeat"
85 #define LED_FUNCTION_INDICATOR "indicator"
86 #define LED_FUNCTION_LAN "lan"
87 #define LED_FUNCTION_MAIL "mail"
88 #define LED_FUNCTION_MTD "mtd"
89 #define LED_FUNCTION_PANIC "panic"
90 #define LED_FUNCTION_PROGRAMMING "programming"
91 #define LED_FUNCTION_RX "rx"
92 #define LED_FUNCTION_SD "sd"
93 #define LED_FUNCTION_STANDBY "standby"
94 #define LED_FUNCTION_TORCH "torch"
95 #define LED_FUNCTION_TX "tx"
96 #define LED_FUNCTION_USB "usb"
97 #define LED_FUNCTION_WAN "wan"
98 #define LED_FUNCTION_WLAN "wlan"
99 #define LED_FUNCTION_WPS "wps"
100 
101 #endif /* __DT_BINDINGS_LEDS_H */
102