blob: ce4a0c878b87b9f95deb7fce8155a963caae228a [file] [log] [blame]
Tobias Diedrich2a385512015-06-13 13:29:50 +02001/*
2 * This file is part of the coreboot project.
3 *
4 * Based on the example of Mika Westerberg: https://lwn.net/Articles/612062/
5 *
6 * Copyright (C) 2015 Tobias Diedrich, Mika Westerberg
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; version 2 of the License.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc.
20 */
21
22Scope (\_SB.PCI0.SBUS)
23{
24 Device (LEDS)
25 {
26 Name (_HID, "PRP0001")
27
28 Name (_CRS, ResourceTemplate () {
29 GpioIo (Exclusive, PullUp, 0, 0, IoRestrictionOutputOnly,
30 "\\_SB.PCI0.SBUS.GPIO", 0, ResourceConsumer) {189, 190, 191}
31 })
32
33 Name (_DSD, Package () {
34 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
35 Package () {
36 Package () {"compatible", Package () {"gpio-leds"}},
37 }
38 })
39
40 Device (LED1)
41 {
42 Name (_DSD, Package () {
43 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
44 Package () {
45 /*
46 * From Linux Documentation/leds/leds-class.txt:
47 * LED Device Naming
48 * Is currently of the form:
49 * "devicename:colour:function"
50 */
51 Package () {"label", "apu1:green:led1"},
52 Package () {"gpios", Package () {^^LEDS, 0, 0, 1 /* low-active */}},
53 Package () {"default-state", "keep"},
54 } }) }
55
56 Device (LED2)
57 {
58 Name (_DSD, Package () {
59 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
60 Package () {
61 Package () {"label", "apu1:green:led2"},
62 Package () {"gpios", Package () {^^LEDS, 0, 1, 1 /* low-active */}},
63 Package () {"default-state", "keep"},
64 }
65 })
66 }
67
68 Device (LED3)
69 {
70 Name (_DSD, Package () {
71 ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"),
72 Package () {
73 Package () {"label", "apu1:green:led3"},
74 Package () {"gpios", Package () {^^LEDS, 0, 2, 1 /* low-active */}},
75 Package () {"default-state", "keep"},
76 }
77 })
78 }
79 }
80}