2 * Soekris board support code
4 * Copyright (C) 2008-2009 Tower Technologies
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2
9 * as published by the Free Software Foundation.
12 #include <linux/kernel.h>
13 #include <linux/init.h>
15 #include <linux/string.h>
16 #include <linux/leds.h>
17 #include <linux/platform_device.h>
18 #include <linux/gpio.h>
19 #include <linux/module.h>
21 #include <asm/geode.h>
23 static const struct gpio_led net5501_leds[] = {
27 .default_trigger = "default-on",
31 static struct gpio_led_platform_data net5501_leds_data = {
32 .num_leds = ARRAY_SIZE(net5501_leds),
36 static struct platform_device net5501_leds_dev = {
39 .dev.platform_data = &net5501_leds_data,
42 static void __init init_net5501(void)
44 platform_device_register(&net5501_leds_dev);
47 struct soekris_board {
54 static struct soekris_board __initdata boards[] = {
55 { 0xb7b, "net5501", 7, init_net5501 }, /* net5501 v1.33/1.33c */
56 { 0xb1f, "net5501", 7, init_net5501 }, /* net5501 v1.32i */
59 static int __init soekris_init(void)
62 unsigned char *rombase, *bios;
67 rombase = ioremap(0xffff0000, 0xffff);
69 printk(KERN_INFO "Soekris net5501 LED driver failed to get rombase");
73 bios = rombase + 0x20; /* null terminated */
75 if (strncmp(bios, "comBIOS", 7))
78 for (i = 0; i < ARRAY_SIZE(boards); i++) {
79 unsigned char *model = rombase + boards[i].offset;
81 if (strncmp(model, boards[i].sig, boards[i].len) == 0) {
82 printk(KERN_INFO "Soekris %s: %s\n", model, bios);
95 arch_initcall(soekris_init);
97 MODULE_LICENSE("GPL");