1/*
2 * arch/arm/mach-kirkwood/goflexnet-setup.c
3 *
4 * Seagate GoFlex Net 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 "common.h"
23#include "mpp.h"
24
25static struct mtd_partition goflexnet_nand_parts[] = {
26	{
27		.name = "u-boot",
28		.offset = 0,
29		.size = SZ_1M
30	}, {
31		.name = "uImage",
32		.offset = MTDPART_OFS_NXTBLK,
33		.size = SZ_4M
34	}, {
35		.name = "rootfs",
36		.offset = MTDPART_OFS_NXTBLK,
37		.size = SZ_32M
38	}, {
39		.name = "data",
40		.offset = MTDPART_OFS_NXTBLK,
41		.size = MTDPART_SIZ_FULL
42	},
43};
44
45static struct mv643xx_eth_platform_data goflexnet_ge00_data = {
46	.phy_addr	= MV643XX_ETH_PHY_ADDR(0),
47};
48
49static struct mv_sata_platform_data goflexnet_sata_data = {
50	.n_ports	= 2,
51};
52
53static struct gpio_led goflexnet_led_pins[] = {
54	{
55		.name			= "status:green:health",
56		.default_trigger	= "default-on",
57		.gpio			= 46, // 0x4000
58		.active_low		= 1,
59	},
60	{
61		.name			= "status:orange:fault",
62		.default_trigger	= "none",
63		.gpio			= 47, // 0x8000
64		.active_low		= 1,
65	},
66	{
67		.name			= "status:white:left0",
68		.default_trigger	= "none",
69		.gpio			= 42, // 0x0400
70		.active_low		= 0,
71	},
72	{
73		.name			= "status:white:left1",
74		.default_trigger	= "none",
75		.gpio			= 43, // 0x0800
76		.active_low		= 0,
77	},
78	{
79		.name			= "status:white:left2",
80		.default_trigger	= "none",
81		.gpio			= 44, // 0x1000
82		.active_low		= 0,
83	},
84	{
85		.name			= "status:white:left3",
86		.default_trigger	= "none",
87		.gpio			= 45, // 0x2000
88		.active_low		= 0,
89	},
90	{
91		.name			= "status:white:right0",
92		.default_trigger	= "none",
93		.gpio			= 38, // 0x0040
94		.active_low		= 0,
95	},
96	{
97		.name			= "status:white:right1",
98		.default_trigger	= "none",
99		.gpio			= 39, // 0x0080
100		.active_low		= 0,
101	},
102	{
103		.name			= "status:white:right2",
104		.default_trigger	= "none",
105		.gpio			= 40, // 0x0100
106		.active_low		= 0,
107	},
108	{
109		.name			= "status:white:right3",
110		.default_trigger	= "none",
111		.gpio			= 41, // 0x0200
112		.active_low		= 0,
113	}
114};
115
116static struct gpio_led_platform_data goflexnet_led_data = {
117	.leds		= goflexnet_led_pins,
118	.num_leds	= ARRAY_SIZE(goflexnet_led_pins),
119};
120
121static struct platform_device goflexnet_leds = {
122	.name	= "leds-gpio",
123	.id	= -1,
124	.dev	= {
125		.platform_data	= &goflexnet_led_data,
126	}
127};
128
129static unsigned int goflexnet_mpp_config[] __initdata = {
130	MPP29_GPIO,	/* USB Power Enable */
131	MPP47_GPIO,	/* LED Orange */
132	MPP46_GPIO,	/* LED Green */
133	MPP45_GPIO,	/* LED Left Capacity 3 */
134	MPP44_GPIO,	/* LED Left Capacity 2 */
135	MPP43_GPIO,	/* LED Left Capacity 1 */
136	MPP42_GPIO,	/* LED Left Capacity 0 */
137	MPP41_GPIO,	/* LED Right Capacity 3 */
138	MPP40_GPIO,	/* LED Right Capacity 2 */
139	MPP39_GPIO,	/* LED Right Capacity 1 */
140	MPP38_GPIO,	/* LED Right Capacity 0 */
141	0
142};
143
144static void __init goflexnet_init(void)
145{
146	/*
147	 * Basic setup. Needs to be called early.
148	 */
149	kirkwood_init();
150
151	/* setup gpio pin select */
152	kirkwood_mpp_conf(goflexnet_mpp_config);
153
154	kirkwood_uart0_init();
155	kirkwood_nand_init(ARRAY_AND_SIZE(goflexnet_nand_parts), 40);
156
157	if (gpio_request(29, "USB Power Enable") != 0 ||
158	    gpio_direction_output(29, 1) != 0)
159		printk(KERN_ERR "can't set up GPIO 29 (USB Power Enable)\n");
160	kirkwood_ehci_init();
161	kirkwood_ge00_init(&goflexnet_ge00_data);
162	kirkwood_sata_init(&goflexnet_sata_data);
163
164	platform_device_register(&goflexnet_leds);
165}
166
167MACHINE_START(GOFLEXNET, "Seagate GoFlex Net")
168	/* Maintainer: Peter Carmichael <peterjncarm@ovi.com> */
169	.atag_offset	= 0x100,
170	.init_machine	= goflexnet_init,
171	.map_io		= kirkwood_map_io,
172	.init_early	= kirkwood_init_early,
173	.init_irq	= kirkwood_init_irq,
174	.timer		= &kirkwood_timer,
175	.restart	= kirkwood_restart,
176MACHINE_END
177