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
dockstar_init(void)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