Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
awilliam
GitHub Repository: awilliam/linux-vfio
Path: blob/master/arch/arm/mach-kirkwood/dockstar-setup.c
10817 views
1
/*
2
* arch/arm/mach-kirkwood/dockstar-setup.c
3
*
4
* Seagate FreeAgent DockStar Setup
5
*
6
* This file is licensed under the terms of the GNU General Public
7
* License version 2. This program is licensed "as is" without any
8
* warranty of any kind, whether express or implied.
9
*/
10
11
#include <linux/kernel.h>
12
#include <linux/init.h>
13
#include <linux/platform_device.h>
14
#include <linux/ata_platform.h>
15
#include <linux/mtd/partitions.h>
16
#include <linux/mv643xx_eth.h>
17
#include <linux/gpio.h>
18
#include <linux/leds.h>
19
#include <asm/mach-types.h>
20
#include <asm/mach/arch.h>
21
#include <mach/kirkwood.h>
22
#include <plat/mvsdio.h>
23
#include "common.h"
24
#include "mpp.h"
25
26
static struct mtd_partition dockstar_nand_parts[] = {
27
{
28
.name = "u-boot",
29
.offset = 0,
30
.size = SZ_1M
31
}, {
32
.name = "uImage",
33
.offset = MTDPART_OFS_NXTBLK,
34
.size = SZ_4M
35
}, {
36
.name = "root",
37
.offset = MTDPART_OFS_NXTBLK,
38
.size = MTDPART_SIZ_FULL
39
},
40
};
41
42
static struct mv643xx_eth_platform_data dockstar_ge00_data = {
43
.phy_addr = MV643XX_ETH_PHY_ADDR(0),
44
};
45
46
static struct gpio_led dockstar_led_pins[] = {
47
{
48
.name = "dockstar:green:health",
49
.default_trigger = "default-on",
50
.gpio = 46,
51
.active_low = 1,
52
},
53
{
54
.name = "dockstar:orange:misc",
55
.default_trigger = "none",
56
.gpio = 47,
57
.active_low = 1,
58
},
59
};
60
61
static struct gpio_led_platform_data dockstar_led_data = {
62
.leds = dockstar_led_pins,
63
.num_leds = ARRAY_SIZE(dockstar_led_pins),
64
};
65
66
static struct platform_device dockstar_leds = {
67
.name = "leds-gpio",
68
.id = -1,
69
.dev = {
70
.platform_data = &dockstar_led_data,
71
}
72
};
73
74
static unsigned int dockstar_mpp_config[] __initdata = {
75
MPP29_GPIO, /* USB Power Enable */
76
MPP46_GPIO, /* LED green */
77
MPP47_GPIO, /* LED orange */
78
0
79
};
80
81
static void __init dockstar_init(void)
82
{
83
/*
84
* Basic setup. Needs to be called early.
85
*/
86
kirkwood_init();
87
88
/* setup gpio pin select */
89
kirkwood_mpp_conf(dockstar_mpp_config);
90
91
kirkwood_uart0_init();
92
kirkwood_nand_init(ARRAY_AND_SIZE(dockstar_nand_parts), 25);
93
94
if (gpio_request(29, "USB Power Enable") != 0 ||
95
gpio_direction_output(29, 1) != 0)
96
printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
97
kirkwood_ehci_init();
98
99
kirkwood_ge00_init(&dockstar_ge00_data);
100
101
platform_device_register(&dockstar_leds);
102
}
103
104
MACHINE_START(DOCKSTAR, "Seagate FreeAgent DockStar")
105
.boot_params = 0x00000100,
106
.init_machine = dockstar_init,
107
.map_io = kirkwood_map_io,
108
.init_early = kirkwood_init_early,
109
.init_irq = kirkwood_init_irq,
110
.timer = &kirkwood_timer,
111
MACHINE_END
112
113