Commit | Line | Data |
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8f220860 SG |
1 | /* |
2 | * arch/arm/mach-orion5x/d2net-setup.c | |
3 | * | |
4 | * LaCie d2Network and Big Disk Network NAS setup | |
5 | * | |
6 | * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com> | |
7 | * | |
8 | * This file is licensed under the terms of the GNU General Public | |
9 | * License version 2. This program is licensed "as is" without any | |
10 | * warranty of any kind, whether express or implied. | |
11 | */ | |
12 | ||
13 | #include <linux/kernel.h> | |
14 | #include <linux/init.h> | |
15 | #include <linux/platform_device.h> | |
16 | #include <linux/pci.h> | |
17 | #include <linux/irq.h> | |
18 | #include <linux/mtd/physmap.h> | |
19 | #include <linux/mv643xx_eth.h> | |
20 | #include <linux/leds.h> | |
21 | #include <linux/gpio_keys.h> | |
22 | #include <linux/input.h> | |
23 | #include <linux/i2c.h> | |
24 | #include <linux/ata_platform.h> | |
25 | #include <linux/gpio.h> | |
26 | #include <asm/mach-types.h> | |
27 | #include <asm/mach/arch.h> | |
28 | #include <asm/mach/pci.h> | |
29 | #include <mach/orion5x.h> | |
30 | #include "common.h" | |
31 | #include "mpp.h" | |
32 | ||
33 | /***************************************************************************** | |
34 | * LaCie d2 Network Info | |
35 | ****************************************************************************/ | |
36 | ||
37 | /* | |
38 | * 512KB NOR flash Device bus boot chip select | |
39 | */ | |
40 | ||
41 | #define D2NET_NOR_BOOT_BASE 0xfff80000 | |
42 | #define D2NET_NOR_BOOT_SIZE SZ_512K | |
43 | ||
44 | /***************************************************************************** | |
45 | * 512KB NOR Flash on Boot Device | |
46 | ****************************************************************************/ | |
47 | ||
48 | /* | |
49 | * TODO: Check write support on flash MX29LV400CBTC-70G | |
50 | */ | |
51 | ||
52 | static struct mtd_partition d2net_partitions[] = { | |
53 | { | |
54 | .name = "Full512kb", | |
55 | .size = MTDPART_SIZ_FULL, | |
56 | .offset = 0, | |
57 | .mask_flags = MTD_WRITEABLE, | |
58 | }, | |
59 | }; | |
60 | ||
61 | static struct physmap_flash_data d2net_nor_flash_data = { | |
62 | .width = 1, | |
63 | .parts = d2net_partitions, | |
64 | .nr_parts = ARRAY_SIZE(d2net_partitions), | |
65 | }; | |
66 | ||
67 | static struct resource d2net_nor_flash_resource = { | |
68 | .flags = IORESOURCE_MEM, | |
69 | .start = D2NET_NOR_BOOT_BASE, | |
70 | .end = D2NET_NOR_BOOT_BASE | |
71 | + D2NET_NOR_BOOT_SIZE - 1, | |
72 | }; | |
73 | ||
74 | static struct platform_device d2net_nor_flash = { | |
75 | .name = "physmap-flash", | |
76 | .id = 0, | |
77 | .dev = { | |
78 | .platform_data = &d2net_nor_flash_data, | |
79 | }, | |
80 | .num_resources = 1, | |
81 | .resource = &d2net_nor_flash_resource, | |
82 | }; | |
83 | ||
84 | /***************************************************************************** | |
85 | * Ethernet | |
86 | ****************************************************************************/ | |
87 | ||
88 | static struct mv643xx_eth_platform_data d2net_eth_data = { | |
89 | .phy_addr = MV643XX_ETH_PHY_ADDR(8), | |
90 | }; | |
91 | ||
92 | /***************************************************************************** | |
93 | * I2C devices | |
94 | ****************************************************************************/ | |
95 | ||
96 | /* | |
97 | * i2c addr | chip | description | |
98 | * 0x32 | Ricoh 5C372b | RTC | |
99 | * 0x3e | GMT G762 | PWM fan controller | |
100 | * 0x50 | HT24LC08 | eeprom (1kB) | |
101 | * | |
102 | * TODO: Add G762 support to the g760a driver. | |
103 | */ | |
104 | static struct i2c_board_info __initdata d2net_i2c_devices[] = { | |
105 | { | |
106 | I2C_BOARD_INFO("rs5c372b", 0x32), | |
107 | }, { | |
108 | I2C_BOARD_INFO("24c08", 0x50), | |
109 | }, | |
110 | }; | |
111 | ||
112 | /***************************************************************************** | |
113 | * SATA | |
114 | ****************************************************************************/ | |
115 | ||
116 | static struct mv_sata_platform_data d2net_sata_data = { | |
117 | .n_ports = 2, | |
118 | }; | |
119 | ||
120 | #define D2NET_GPIO_SATA0_POWER 3 | |
121 | #define D2NET_GPIO_SATA1_POWER 12 | |
122 | ||
123 | static void __init d2net_sata_power_init(void) | |
124 | { | |
125 | int err; | |
126 | ||
127 | err = gpio_request(D2NET_GPIO_SATA0_POWER, "SATA0 power"); | |
128 | if (err == 0) { | |
129 | err = gpio_direction_output(D2NET_GPIO_SATA0_POWER, 1); | |
130 | if (err) | |
131 | gpio_free(D2NET_GPIO_SATA0_POWER); | |
132 | } | |
133 | if (err) | |
134 | pr_err("d2net: failed to configure SATA0 power GPIO\n"); | |
135 | ||
136 | err = gpio_request(D2NET_GPIO_SATA1_POWER, "SATA1 power"); | |
137 | if (err == 0) { | |
138 | err = gpio_direction_output(D2NET_GPIO_SATA1_POWER, 1); | |
139 | if (err) | |
140 | gpio_free(D2NET_GPIO_SATA1_POWER); | |
141 | } | |
142 | if (err) | |
143 | pr_err("d2net: failed to configure SATA1 power GPIO\n"); | |
144 | } | |
145 | ||
146 | /***************************************************************************** | |
147 | * GPIO LED's | |
148 | ****************************************************************************/ | |
149 | ||
150 | /* | |
151 | * The blue front LED is wired to the CPLD and can blink in relation with the | |
7a15726c | 152 | * SATA activity. |
8f220860 SG |
153 | * |
154 | * The following array detail the different LED registers and the combination | |
155 | * of their possible values: | |
156 | * | |
157 | * led_off | blink_ctrl | SATA active | LED state | |
158 | * | | | | |
159 | * 1 | x | x | off | |
160 | * 0 | 0 | 0 | off | |
161 | * 0 | 1 | 0 | blink (rate 300ms) | |
162 | * 0 | x | 1 | on | |
163 | * | |
164 | * Notes: The blue and the red front LED's can't be on at the same time. | |
165 | * Red LED have priority. | |
166 | */ | |
167 | ||
168 | #define D2NET_GPIO_RED_LED 6 | |
169 | #define D2NET_GPIO_BLUE_LED_BLINK_CTRL 16 | |
170 | #define D2NET_GPIO_BLUE_LED_OFF 23 | |
8f220860 SG |
171 | |
172 | static struct gpio_led d2net_leds[] = { | |
173 | { | |
7a15726c SG |
174 | .name = "d2net:blue:sata", |
175 | .default_trigger = "default-on", | |
8f220860 SG |
176 | .gpio = D2NET_GPIO_BLUE_LED_OFF, |
177 | .active_low = 1, | |
178 | }, | |
179 | { | |
180 | .name = "d2net:red:fail", | |
181 | .gpio = D2NET_GPIO_RED_LED, | |
182 | }, | |
183 | }; | |
184 | ||
185 | static struct gpio_led_platform_data d2net_led_data = { | |
186 | .num_leds = ARRAY_SIZE(d2net_leds), | |
187 | .leds = d2net_leds, | |
188 | }; | |
189 | ||
190 | static struct platform_device d2net_gpio_leds = { | |
191 | .name = "leds-gpio", | |
192 | .id = -1, | |
193 | .dev = { | |
194 | .platform_data = &d2net_led_data, | |
195 | }, | |
196 | }; | |
197 | ||
198 | static void __init d2net_gpio_leds_init(void) | |
199 | { | |
7a15726c SG |
200 | int err; |
201 | ||
8f220860 SG |
202 | /* Configure GPIO over MPP max number. */ |
203 | orion_gpio_set_valid(D2NET_GPIO_BLUE_LED_OFF, 1); | |
204 | ||
7a15726c SG |
205 | /* Configure register blink_ctrl to allow SATA activity LED blinking. */ |
206 | err = gpio_request(D2NET_GPIO_BLUE_LED_BLINK_CTRL, "blue LED blink"); | |
207 | if (err == 0) { | |
208 | err = gpio_direction_output(D2NET_GPIO_BLUE_LED_BLINK_CTRL, 1); | |
209 | if (err) | |
210 | gpio_free(D2NET_GPIO_BLUE_LED_BLINK_CTRL); | |
211 | } | |
212 | if (err) | |
213 | pr_err("d2net: failed to configure blue LED blink GPIO\n"); | |
8f220860 | 214 | |
7a15726c | 215 | platform_device_register(&d2net_gpio_leds); |
8f220860 SG |
216 | } |
217 | ||
218 | /**************************************************************************** | |
219 | * GPIO keys | |
220 | ****************************************************************************/ | |
221 | ||
222 | #define D2NET_GPIO_PUSH_BUTTON 18 | |
223 | #define D2NET_GPIO_POWER_SWITCH_ON 8 | |
224 | #define D2NET_GPIO_POWER_SWITCH_OFF 9 | |
225 | ||
226 | #define D2NET_SWITCH_POWER_ON 0x1 | |
227 | #define D2NET_SWITCH_POWER_OFF 0x2 | |
228 | ||
229 | static struct gpio_keys_button d2net_buttons[] = { | |
230 | { | |
231 | .type = EV_SW, | |
232 | .code = D2NET_SWITCH_POWER_OFF, | |
233 | .gpio = D2NET_GPIO_POWER_SWITCH_OFF, | |
234 | .desc = "Power rocker switch (auto|off)", | |
235 | .active_low = 0, | |
236 | }, | |
237 | { | |
238 | .type = EV_SW, | |
239 | .code = D2NET_SWITCH_POWER_ON, | |
240 | .gpio = D2NET_GPIO_POWER_SWITCH_ON, | |
241 | .desc = "Power rocker switch (on|auto)", | |
242 | .active_low = 0, | |
243 | }, | |
244 | { | |
245 | .type = EV_KEY, | |
246 | .code = KEY_POWER, | |
247 | .gpio = D2NET_GPIO_PUSH_BUTTON, | |
248 | .desc = "Front Push Button", | |
249 | .active_low = 0, | |
250 | }, | |
251 | }; | |
252 | ||
253 | static struct gpio_keys_platform_data d2net_button_data = { | |
254 | .buttons = d2net_buttons, | |
255 | .nbuttons = ARRAY_SIZE(d2net_buttons), | |
256 | }; | |
257 | ||
258 | static struct platform_device d2net_gpio_buttons = { | |
259 | .name = "gpio-keys", | |
260 | .id = -1, | |
261 | .dev = { | |
262 | .platform_data = &d2net_button_data, | |
263 | }, | |
264 | }; | |
265 | ||
266 | /***************************************************************************** | |
267 | * General Setup | |
268 | ****************************************************************************/ | |
269 | ||
554cdaef AL |
270 | static unsigned int d2net_mpp_modes[] __initdata = { |
271 | MPP0_GPIO, /* Board ID (bit 0) */ | |
272 | MPP1_GPIO, /* Board ID (bit 1) */ | |
273 | MPP2_GPIO, /* Board ID (bit 2) */ | |
274 | MPP3_GPIO, /* SATA 0 power */ | |
275 | MPP4_UNUSED, | |
276 | MPP5_GPIO, /* Fan fail detection */ | |
277 | MPP6_GPIO, /* Red front LED */ | |
278 | MPP7_UNUSED, | |
279 | MPP8_GPIO, /* Rear power switch (on|auto) */ | |
280 | MPP9_GPIO, /* Rear power switch (auto|off) */ | |
281 | MPP10_UNUSED, | |
282 | MPP11_UNUSED, | |
283 | MPP12_GPIO, /* SATA 1 power */ | |
284 | MPP13_UNUSED, | |
285 | MPP14_SATA_LED, /* SATA 0 active */ | |
286 | MPP15_SATA_LED, /* SATA 1 active */ | |
287 | MPP16_GPIO, /* Blue front LED blink control */ | |
288 | MPP17_UNUSED, | |
289 | MPP18_GPIO, /* Front button (0 = Released, 1 = Pushed ) */ | |
290 | MPP19_UNUSED, | |
291 | 0, | |
8f220860 SG |
292 | /* 22: USB port 1 fuse (0 = Fail, 1 = Ok) */ |
293 | /* 23: Blue front LED off */ | |
294 | /* 24: Inhibit board power off (0 = Disabled, 1 = Enabled) */ | |
295 | }; | |
296 | ||
d74b96a7 SG |
297 | #define D2NET_GPIO_INHIBIT_POWER_OFF 24 |
298 | ||
8f220860 SG |
299 | static void __init d2net_init(void) |
300 | { | |
301 | /* | |
302 | * Setup basic Orion functions. Need to be called early. | |
303 | */ | |
304 | orion5x_init(); | |
305 | ||
306 | orion5x_mpp_conf(d2net_mpp_modes); | |
307 | ||
308 | /* | |
309 | * Configure peripherals. | |
310 | */ | |
311 | orion5x_ehci0_init(); | |
312 | orion5x_eth_init(&d2net_eth_data); | |
313 | orion5x_i2c_init(); | |
314 | orion5x_uart0_init(); | |
315 | ||
316 | d2net_sata_power_init(); | |
317 | orion5x_sata_init(&d2net_sata_data); | |
318 | ||
319 | orion5x_setup_dev_boot_win(D2NET_NOR_BOOT_BASE, | |
320 | D2NET_NOR_BOOT_SIZE); | |
321 | platform_device_register(&d2net_nor_flash); | |
322 | ||
323 | platform_device_register(&d2net_gpio_buttons); | |
324 | ||
325 | d2net_gpio_leds_init(); | |
326 | ||
327 | pr_notice("d2net: Flash write are not yet supported.\n"); | |
328 | ||
329 | i2c_register_board_info(0, d2net_i2c_devices, | |
330 | ARRAY_SIZE(d2net_i2c_devices)); | |
d74b96a7 SG |
331 | |
332 | orion_gpio_set_valid(D2NET_GPIO_INHIBIT_POWER_OFF, 1); | |
8f220860 SG |
333 | } |
334 | ||
335 | /* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */ | |
336 | ||
337 | #ifdef CONFIG_MACH_D2NET | |
338 | MACHINE_START(D2NET, "LaCie d2 Network") | |
65aa1b1e | 339 | .atag_offset = 0x100, |
8f220860 SG |
340 | .init_machine = d2net_init, |
341 | .map_io = orion5x_map_io, | |
4ee1f6b5 | 342 | .init_early = orion5x_init_early, |
8f220860 SG |
343 | .init_irq = orion5x_init_irq, |
344 | .timer = &orion5x_timer, | |
345 | .fixup = tag_fixup_mem32, | |
764cbcc2 | 346 | .restart = orion5x_restart, |
8f220860 SG |
347 | MACHINE_END |
348 | #endif | |
349 | ||
350 | #ifdef CONFIG_MACH_BIGDISK | |
351 | MACHINE_START(BIGDISK, "LaCie Big Disk Network") | |
65aa1b1e | 352 | .atag_offset = 0x100, |
8f220860 SG |
353 | .init_machine = d2net_init, |
354 | .map_io = orion5x_map_io, | |
4ee1f6b5 | 355 | .init_early = orion5x_init_early, |
8f220860 SG |
356 | .init_irq = orion5x_init_irq, |
357 | .timer = &orion5x_timer, | |
358 | .fixup = tag_fixup_mem32, | |
764cbcc2 | 359 | .restart = orion5x_restart, |
8f220860 SG |
360 | MACHINE_END |
361 | #endif | |
362 |