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1 /*
2  * arch/arm/mach-kirkwood/netspace_v2-setup.c
3  *
4  * LaCie Network Space v2 board setup
5  *
6  * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
7  * Copyright (C) 2009 Benoît Canet <benoit.canet@gmail.com>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
22  */
23
24 #include <linux/kernel.h>
25 #include <linux/init.h>
26 #include <linux/platform_device.h>
27 #include <linux/ata_platform.h>
28 #include <linux/mv643xx_eth.h>
29 #include <linux/input.h>
30 #include <linux/gpio.h>
31 #include <linux/gpio_keys.h>
32 #include <linux/leds.h>
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <mach/kirkwood.h>
36 #include <mach/leds-ns2.h>
37 #include "common.h"
38 #include "mpp.h"
39 #include "lacie_v2-common.h"
40
41 /*****************************************************************************
42  * Ethernet
43  ****************************************************************************/
44
45 static struct mv643xx_eth_platform_data netspace_v2_ge00_data = {
46         .phy_addr       = MV643XX_ETH_PHY_ADDR(8),
47 };
48
49 /*****************************************************************************
50  * SATA
51  ****************************************************************************/
52
53 static struct mv_sata_platform_data netspace_v2_sata_data = {
54         .n_ports        = 2,
55 };
56
57 /*****************************************************************************
58  * GPIO keys
59  ****************************************************************************/
60
61 #define NETSPACE_V2_PUSH_BUTTON         32
62
63 static struct gpio_keys_button netspace_v2_buttons[] = {
64         [0] = {
65                 .code           = KEY_POWER,
66                 .gpio           = NETSPACE_V2_PUSH_BUTTON,
67                 .desc           = "Power push button",
68                 .active_low     = 0,
69         },
70 };
71
72 static struct gpio_keys_platform_data netspace_v2_button_data = {
73         .buttons        = netspace_v2_buttons,
74         .nbuttons       = ARRAY_SIZE(netspace_v2_buttons),
75 };
76
77 static struct platform_device netspace_v2_gpio_buttons = {
78         .name           = "gpio-keys",
79         .id             = -1,
80         .dev            = {
81                 .platform_data  = &netspace_v2_button_data,
82         },
83 };
84
85 /*****************************************************************************
86  * GPIO LEDs
87  ****************************************************************************/
88
89 #define NETSPACE_V2_GPIO_RED_LED        12
90
91 static struct gpio_led netspace_v2_gpio_led_pins[] = {
92         {
93                 .name   = "ns_v2:red:fail",
94                 .gpio   = NETSPACE_V2_GPIO_RED_LED,
95         },
96 };
97
98 static struct gpio_led_platform_data netspace_v2_gpio_leds_data = {
99         .num_leds       = ARRAY_SIZE(netspace_v2_gpio_led_pins),
100         .leds           = netspace_v2_gpio_led_pins,
101 };
102
103 static struct platform_device netspace_v2_gpio_leds = {
104         .name           = "leds-gpio",
105         .id             = -1,
106         .dev            = {
107                 .platform_data  = &netspace_v2_gpio_leds_data,
108         },
109 };
110
111 /*****************************************************************************
112  * Dual-GPIO CPLD LEDs
113  ****************************************************************************/
114
115 #define NETSPACE_V2_GPIO_BLUE_LED_SLOW  29
116 #define NETSPACE_V2_GPIO_BLUE_LED_CMD   30
117
118 static struct ns2_led netspace_v2_led_pins[] = {
119         {
120                 .name   = "ns_v2:blue:sata",
121                 .cmd    = NETSPACE_V2_GPIO_BLUE_LED_CMD,
122                 .slow   = NETSPACE_V2_GPIO_BLUE_LED_SLOW,
123         },
124 };
125
126 static struct ns2_led_platform_data netspace_v2_leds_data = {
127         .num_leds       = ARRAY_SIZE(netspace_v2_led_pins),
128         .leds           = netspace_v2_led_pins,
129 };
130
131 static struct platform_device netspace_v2_leds = {
132         .name           = "leds-ns2",
133         .id             = -1,
134         .dev            = {
135                 .platform_data  = &netspace_v2_leds_data,
136         },
137 };
138
139 /*****************************************************************************
140  * General Setup
141  ****************************************************************************/
142
143 static unsigned int netspace_v2_mpp_config[] __initdata = {
144         MPP0_SPI_SCn,
145         MPP1_SPI_MOSI,
146         MPP2_SPI_SCK,
147         MPP3_SPI_MISO,
148         MPP4_NF_IO6,
149         MPP5_NF_IO7,
150         MPP6_SYSRST_OUTn,
151         MPP7_GPO,               /* Fan speed (bit 1) */
152         MPP8_TW0_SDA,
153         MPP9_TW0_SCK,
154         MPP10_UART0_TXD,
155         MPP11_UART0_RXD,
156         MPP12_GPO,              /* Red led */
157         MPP14_GPIO,             /* USB fuse */
158         MPP16_GPIO,             /* SATA 0 power */
159         MPP17_GPIO,             /* SATA 1 power */
160         MPP18_NF_IO0,
161         MPP19_NF_IO1,
162         MPP20_SATA1_ACTn,
163         MPP21_SATA0_ACTn,
164         MPP22_GPIO,             /* Fan speed (bit 0) */
165         MPP23_GPIO,             /* Fan power */
166         MPP24_GPIO,             /* USB mode select */
167         MPP25_GPIO,             /* Fan rotation fail */
168         MPP26_GPIO,             /* USB device vbus */
169         MPP28_GPIO,             /* USB enable host vbus */
170         MPP29_GPIO,             /* Blue led (slow register) */
171         MPP30_GPIO,             /* Blue led (command register) */
172         MPP31_GPIO,             /* Board power off */
173         MPP32_GPIO,             /* Power button (0 = Released, 1 = Pushed) */
174         MPP33_GPO,              /* Fan speed (bit 2) */
175         0
176 };
177
178 #define NETSPACE_V2_GPIO_POWER_OFF      31
179
180 static void netspace_v2_power_off(void)
181 {
182         gpio_set_value(NETSPACE_V2_GPIO_POWER_OFF, 1);
183 }
184
185 static void __init netspace_v2_init(void)
186 {
187         /*
188          * Basic setup. Needs to be called early.
189          */
190         kirkwood_init();
191         kirkwood_mpp_conf(netspace_v2_mpp_config);
192
193         if (machine_is_netspace_max_v2())
194                 lacie_v2_hdd_power_init(2);
195         else
196                 lacie_v2_hdd_power_init(1);
197
198         kirkwood_ehci_init();
199         kirkwood_ge00_init(&netspace_v2_ge00_data);
200         kirkwood_sata_init(&netspace_v2_sata_data);
201         kirkwood_uart0_init();
202         lacie_v2_register_flash();
203         lacie_v2_register_i2c_devices();
204
205         platform_device_register(&netspace_v2_leds);
206         platform_device_register(&netspace_v2_gpio_leds);
207         platform_device_register(&netspace_v2_gpio_buttons);
208
209         if (gpio_request(NETSPACE_V2_GPIO_POWER_OFF, "power-off") == 0 &&
210             gpio_direction_output(NETSPACE_V2_GPIO_POWER_OFF, 0) == 0)
211                 pm_power_off = netspace_v2_power_off;
212         else
213                 pr_err("netspace_v2: failed to configure power-off GPIO\n");
214 }
215
216 #ifdef CONFIG_MACH_NETSPACE_V2
217 MACHINE_START(NETSPACE_V2, "LaCie Network Space v2")
218         .boot_params    = 0x00000100,
219         .init_machine   = netspace_v2_init,
220         .map_io         = kirkwood_map_io,
221         .init_irq       = kirkwood_init_irq,
222         .timer          = &lacie_v2_timer,
223 MACHINE_END
224 #endif
225
226 #ifdef CONFIG_MACH_INETSPACE_V2
227 MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2")
228         .boot_params    = 0x00000100,
229         .init_machine   = netspace_v2_init,
230         .map_io         = kirkwood_map_io,
231         .init_irq       = kirkwood_init_irq,
232         .timer          = &lacie_v2_timer,
233 MACHINE_END
234 #endif
235
236 #ifdef CONFIG_MACH_NETSPACE_MAX_V2
237 MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2")
238         .boot_params    = 0x00000100,
239         .init_machine   = netspace_v2_init,
240         .map_io         = kirkwood_map_io,
241         .init_irq       = kirkwood_init_irq,
242         .timer          = &lacie_v2_timer,
243 MACHINE_END
244 #endif