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-rw-r--r--arch/mips/mti-sead3/sead3-leds.c83
1 files changed, 83 insertions, 0 deletions
diff --git a/arch/mips/mti-sead3/sead3-leds.c b/arch/mips/mti-sead3/sead3-leds.c
new file mode 100644
index 000000000000..20102a6d4141
--- /dev/null
+++ b/arch/mips/mti-sead3/sead3-leds.c
@@ -0,0 +1,83 @@
1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
7 */
8#include <linux/module.h>
9#include <linux/leds.h>
10#include <linux/platform_device.h>
11
12#define LEDFLAGS(bits, shift) \
13 ((bits << 8) | (shift << 8))
14
15#define LEDBITS(id, shift, bits) \
16 .name = id #shift, \
17 .flags = LEDFLAGS(bits, shift)
18
19struct led_info led_data_info[] = {
20 { LEDBITS("bit", 0, 1) },
21 { LEDBITS("bit", 1, 1) },
22 { LEDBITS("bit", 2, 1) },
23 { LEDBITS("bit", 3, 1) },
24 { LEDBITS("bit", 4, 1) },
25 { LEDBITS("bit", 5, 1) },
26 { LEDBITS("bit", 6, 1) },
27 { LEDBITS("bit", 7, 1) },
28 { LEDBITS("all", 0, 8) },
29};
30
31static struct led_platform_data led_data = {
32 .num_leds = ARRAY_SIZE(led_data_info),
33 .leds = led_data_info
34};
35
36static struct resource pled_resources[] = {
37 {
38 .start = 0x1f000210,
39 .end = 0x1f000217,
40 .flags = IORESOURCE_MEM
41 }
42};
43
44static struct platform_device pled_device = {
45 .name = "sead3::pled",
46 .id = 0,
47 .dev = {
48 .platform_data = &led_data,
49 },
50 .num_resources = ARRAY_SIZE(pled_resources),
51 .resource = pled_resources
52};
53
54
55static struct resource fled_resources[] = {
56 {
57 .start = 0x1f000218,
58 .end = 0x1f00021f,
59 .flags = IORESOURCE_MEM
60 }
61};
62
63static struct platform_device fled_device = {
64 .name = "sead3::fled",
65 .id = 0,
66 .dev = {
67 .platform_data = &led_data,
68 },
69 .num_resources = ARRAY_SIZE(fled_resources),
70 .resource = fled_resources
71};
72
73static int __init led_init(void)
74{
75 platform_device_register(&pled_device);
76 return platform_device_register(&fled_device);
77}
78
79module_init(led_init);
80
81MODULE_AUTHOR("Chris Dearman <chris@mips.com>");
82MODULE_LICENSE("GPL");
83MODULE_DESCRIPTION("LED probe driver for SEAD-3");