ramips: Support for NexAira BC2
[openwrt/svn-archive/archive.git] / target / linux / ramips / files / arch / mips / ralink / rt305x / mach-bc2.c
1 /*
2 * NexAira BC2 board support
3 *
4 * Copyright (C) 2011 Adam J. Porter <porter.adam@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 as published
8 * by the Free Software Foundation.
9 */
10
11 #include <linux/init.h>
12 #include <linux/platform_device.h>
13 #include <linux/mtd/mtd.h>
14 #include <linux/mtd/partitions.h>
15 #include <linux/mtd/physmap.h>
16
17 #include <asm/mach-ralink/machine.h>
18 #include <asm/mach-ralink/dev-gpio-buttons.h>
19 #include <asm/mach-ralink/dev-gpio-leds.h>
20 #include <asm/mach-ralink/rt305x.h>
21 #include <asm/mach-ralink/rt305x_regs.h>
22
23 #include "devices.h"
24
25 #define BC2_GPIO_BUTTON_RESET 17
26 #define BC2_GPIO_LED_USB 20
27
28 #define BC2_BUTTONS_POLL_INTERVAL 20
29
30 #ifdef CONFIG_MTD_PARTITIONS
31 static struct mtd_partition bc2_partitions[] = {
32 {
33 .name = "u-boot",
34 .offset = 0,
35 .size = 0x030000,
36 .mask_flags = MTD_WRITEABLE,
37 }, {
38 .name = "u-boot-env",
39 .offset = 0x030000,
40 .size = 0x010000,
41 .mask_flags = MTD_WRITEABLE,
42 }, {
43 .name = "factory",
44 .offset = 0x040000,
45 .size = 0x010000,
46 .mask_flags = MTD_WRITEABLE,
47 }, {
48 .name = "kernel",
49 .offset = 0x050000,
50 .size = 0x0a0000,
51 }, {
52 .name = "rootfs",
53 .offset = 0x150000,
54 .size = 0x6b0000,
55 }, {
56 .name = "firmware",
57 .offset = 0x050000,
58 .size = 0x7b0000,
59 }
60 };
61 #endif /* CONFIG_MTD_PARTITIONS */
62
63 static struct physmap_flash_data bc2_flash_data = {
64 #ifdef CONFIG_MTD_PARTITIONS
65 .nr_parts = ARRAY_SIZE(bc2_partitions),
66 .parts = bc2_partitions,
67 #endif
68 };
69
70 static struct gpio_led bc2_leds_gpio[] __initdata = {
71 {
72 .name = "bc2:blue:usb",
73 .gpio = BC2_GPIO_LED_USB,
74 .active_low = 1,
75 }
76 };
77
78 static struct gpio_button bc2_gpio_buttons[] __initdata = {
79 {
80 .desc = "reset",
81 .type = EV_KEY,
82 .code = KEY_RESTART,
83 .threshold = 3,
84 .gpio = BC2_GPIO_BUTTON_RESET,
85 .active_low = 1,
86 }
87 };
88
89 static void __init bc2_init(void)
90 {
91 rt305x_gpio_init((RT305X_GPIO_MODE_GPIO <<
92 RT305X_GPIO_MODE_UART0_SHIFT) |
93 RT305X_GPIO_MODE_JTAG);
94
95 rt305x_register_flash(0, &bc2_flash_data);
96
97 ramips_register_gpio_leds(-1, ARRAY_SIZE(bc2_leds_gpio),
98 bc2_leds_gpio);
99
100 ramips_register_gpio_buttons(-1, BC2_BUTTONS_POLL_INTERVAL,
101 ARRAY_SIZE(bc2_gpio_buttons),
102 bc2_gpio_buttons);
103
104 rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
105 rt305x_register_ethernet();
106 rt305x_register_wifi();
107 rt305x_register_wdt();
108 rt305x_register_usb();
109 }
110
111 MIPS_MACHINE(RAMIPS_MACH_BC2, "BC2", "NexAira BC2",
112 bc2_init);