Gitiles
Code Review Sign In
review.shift-gmbh.com / SHIFTPHONES / mainline / linux / 269af9a1a08d368b46d72e74126564d04c354f7e / . / arch / arm / mach-kirkwood / board-ib62x0.c
blob: eddf1df8891f7990ee6ed593c94fbd2649bb4fdf [file] [log] [blame]
Simon Baatzf5520362012-04-30 23:55:17 +0200[diff] [blame]1/*
2 * Copyright 2012 (C), Simon Baatz <gmbnomis@gmail.com>
3 *
4 * arch/arm/mach-kirkwood/board-ib62x0.c
5 *
6 * RaidSonic ICY BOX IB-NAS6210 & IB-NAS6220 init for drivers not
7 * converted to flattened device tree yet.
8 *
9 * This file is licensed under the terms of the GNU General Public
10 * License version 2. This program is licensed "as is" without any
11 * warranty of any kind, whether express or implied.
12 */
13
14#include <linux/kernel.h>
15#include <linux/init.h>
16#include <linux/platform_device.h>
17#include <linux/mtd/partitions.h>
18#include <linux/ata_platform.h>
19#include <linux/mv643xx_eth.h>
20#include <linux/gpio.h>
21#include <linux/gpio_keys.h>
22#include <linux/input.h>
23#include <linux/leds.h>
24#include <asm/mach-types.h>
25#include <asm/mach/arch.h>
26#include <mach/kirkwood.h>
27#include "common.h"
28#include "mpp.h"
29
30#define IB62X0_GPIO_POWER_OFF 24
31
32static struct mv643xx_eth_platform_data ib62x0_ge00_data = {
33 .phy_addr = MV643XX_ETH_PHY_ADDR(8),
34};
35
36static struct mv_sata_platform_data ib62x0_sata_data = {
37 .n_ports = 2,
38};
39
40static unsigned int ib62x0_mpp_config[] __initdata = {
41 MPP0_NF_IO2,
42 MPP1_NF_IO3,
43 MPP2_NF_IO4,
44 MPP3_NF_IO5,
45 MPP4_NF_IO6,
46 MPP5_NF_IO7,
47 MPP18_NF_IO0,
48 MPP19_NF_IO1,
49 MPP22_GPIO, /* OS LED red */
50 MPP24_GPIO, /* Power off device */
51 MPP25_GPIO, /* OS LED green */
52 MPP27_GPIO, /* USB transfer LED */
53 MPP28_GPIO, /* Reset button */
54 MPP29_GPIO, /* USB Copy button */
55 0
56};
57
58static struct gpio_led ib62x0_led_pins[] = {
59 {
60 .name = "ib62x0:green:os",
61 .default_trigger = "default-on",
62 .gpio = 25,
63 .active_low = 0,
64 },
65 {
66 .name = "ib62x0:red:os",
67 .default_trigger = "none",
68 .gpio = 22,
69 .active_low = 0,
70 },
71 {
72 .name = "ib62x0:red:usb_copy",
73 .default_trigger = "none",
74 .gpio = 27,
75 .active_low = 0,
76 },
77};
78
79static struct gpio_led_platform_data ib62x0_led_data = {
80 .leds = ib62x0_led_pins,
81 .num_leds = ARRAY_SIZE(ib62x0_led_pins),
82};
83
84static struct platform_device ib62x0_led_device = {
85 .name = "leds-gpio",
86 .id = -1,
87 .dev = {
88 .platform_data = &ib62x0_led_data,
89 }
90};
91
92static struct gpio_keys_button ib62x0_button_pins[] = {
93 {
94 .code = KEY_COPY,
95 .gpio = 29,
96 .desc = "USB Copy",
97 .active_low = 1,
98 },
99 {
100 .code = KEY_RESTART,
101 .gpio = 28,
102 .desc = "Reset",
103 .active_low = 1,
104 },
105};
106
107static struct gpio_keys_platform_data ib62x0_button_data = {
108 .buttons = ib62x0_button_pins,
109 .nbuttons = ARRAY_SIZE(ib62x0_button_pins),
110};
111
112static struct platform_device ib62x0_button_device = {
113 .name = "gpio-keys",
114 .id = -1,
115 .num_resources = 0,
116 .dev = {
117 .platform_data = &ib62x0_button_data,
118 }
119};
120
121static void ib62x0_power_off(void)
122{
123 gpio_set_value(IB62X0_GPIO_POWER_OFF, 1);
124}
125
126void __init ib62x0_init(void)
127{
128 /*
129 * Basic setup. Needs to be called early.
130 */
131 kirkwood_mpp_conf(ib62x0_mpp_config);
132
133 kirkwood_ehci_init();
134 kirkwood_ge00_init(&ib62x0_ge00_data);
135 kirkwood_sata_init(&ib62x0_sata_data);
136 platform_device_register(&ib62x0_led_device);
137 platform_device_register(&ib62x0_button_device);
138 if (gpio_request(IB62X0_GPIO_POWER_OFF, "ib62x0:power:off") == 0 &&
139 gpio_direction_output(IB62X0_GPIO_POWER_OFF, 0) == 0)
140 pm_power_off = ib62x0_power_off;
141 else
142 pr_err("board-ib62x0: failed to configure power-off GPIO\n");
143}