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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * arch/arm/mach-orion5x/net2big-setup.c
4 *
5 * LaCie 2Big Network NAS setup
6 *
7 * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
8 */
9
10#include <linux/kernel.h>
11#include <linux/init.h>
12#include <linux/platform_device.h>
13#include <linux/mtd/physmap.h>
14#include <linux/mv643xx_eth.h>
15#include <linux/leds.h>
16#include <linux/gpio_keys.h>
17#include <linux/input.h>
18#include <linux/i2c.h>
19#include <linux/ata_platform.h>
20#include <linux/gpio.h>
21#include <linux/gpio/machine.h>
22#include <linux/delay.h>
23#include <asm/mach-types.h>
24#include <asm/mach/arch.h>
25#include <plat/orion-gpio.h>
26#include "common.h"
27#include "mpp.h"
28#include "orion5x.h"
29
30/*****************************************************************************
31 * LaCie 2Big Network Info
32 ****************************************************************************/
33
34/*
35 * 512KB NOR flash Device bus boot chip select
36 */
37
38#define NET2BIG_NOR_BOOT_BASE 0xfff80000
39#define NET2BIG_NOR_BOOT_SIZE SZ_512K
40
41/*****************************************************************************
42 * 512KB NOR Flash on Boot Device
43 ****************************************************************************/
44
45/*
46 * TODO: Check write support on flash MX29LV400CBTC-70G
47 */
48
49static struct mtd_partition net2big_partitions[] = {
50 {
51 .name = "Full512kb",
52 .size = MTDPART_SIZ_FULL,
53 .offset = 0x00000000,
54 .mask_flags = MTD_WRITEABLE,
55 },
56};
57
58static struct physmap_flash_data net2big_nor_flash_data = {
59 .width = 1,
60 .parts = net2big_partitions,
61 .nr_parts = ARRAY_SIZE(net2big_partitions),
62};
63
64static struct resource net2big_nor_flash_resource = {
65 .flags = IORESOURCE_MEM,
66 .start = NET2BIG_NOR_BOOT_BASE,
67 .end = NET2BIG_NOR_BOOT_BASE
68 + NET2BIG_NOR_BOOT_SIZE - 1,
69};
70
71static struct platform_device net2big_nor_flash = {
72 .name = "physmap-flash",
73 .id = 0,
74 .dev = {
75 .platform_data = &net2big_nor_flash_data,
76 },
77 .num_resources = 1,
78 .resource = &net2big_nor_flash_resource,
79};
80
81/*****************************************************************************
82 * Ethernet
83 ****************************************************************************/
84
85static struct mv643xx_eth_platform_data net2big_eth_data = {
86 .phy_addr = MV643XX_ETH_PHY_ADDR(8),
87};
88
89/*****************************************************************************
90 * I2C devices
91 ****************************************************************************/
92
93/*
94 * i2c addr | chip | description
95 * 0x32 | Ricoh 5C372b | RTC
96 * 0x50 | HT24LC08 | eeprom (1kB)
97 */
98static struct i2c_board_info __initdata net2big_i2c_devices[] = {
99 {
100 I2C_BOARD_INFO("rs5c372b", 0x32),
101 }, {
102 I2C_BOARD_INFO("24c08", 0x50),
103 },
104};
105
106/*****************************************************************************
107 * SATA
108 ****************************************************************************/
109
110static struct mv_sata_platform_data net2big_sata_data = {
111 .n_ports = 2,
112};
113
114#define NET2BIG_GPIO_SATA_POWER_REQ 19
115#define NET2BIG_GPIO_SATA0_POWER 23
116#define NET2BIG_GPIO_SATA1_POWER 25
117
118static void __init net2big_sata_power_init(void)
119{
120 int err;
121
122 /* Configure GPIOs over MPP max number. */
123 orion_gpio_set_valid(NET2BIG_GPIO_SATA0_POWER, 1);
124 orion_gpio_set_valid(NET2BIG_GPIO_SATA1_POWER, 1);
125
126 err = gpio_request(NET2BIG_GPIO_SATA0_POWER, "SATA0 power status");
127 if (err == 0) {
128 err = gpio_direction_input(NET2BIG_GPIO_SATA0_POWER);
129 if (err)
130 gpio_free(NET2BIG_GPIO_SATA0_POWER);
131 }
132 if (err) {
133 pr_err("net2big: failed to setup SATA0 power GPIO\n");
134 return;
135 }
136
137 err = gpio_request(NET2BIG_GPIO_SATA1_POWER, "SATA1 power status");
138 if (err == 0) {
139 err = gpio_direction_input(NET2BIG_GPIO_SATA1_POWER);
140 if (err)
141 gpio_free(NET2BIG_GPIO_SATA1_POWER);
142 }
143 if (err) {
144 pr_err("net2big: failed to setup SATA1 power GPIO\n");
145 goto err_free_1;
146 }
147
148 err = gpio_request(NET2BIG_GPIO_SATA_POWER_REQ, "SATA power request");
149 if (err == 0) {
150 err = gpio_direction_output(NET2BIG_GPIO_SATA_POWER_REQ, 0);
151 if (err)
152 gpio_free(NET2BIG_GPIO_SATA_POWER_REQ);
153 }
154 if (err) {
155 pr_err("net2big: failed to setup SATA power request GPIO\n");
156 goto err_free_2;
157 }
158
159 if (gpio_get_value(NET2BIG_GPIO_SATA0_POWER) &&
160 gpio_get_value(NET2BIG_GPIO_SATA1_POWER)) {
161 return;
162 }
163
164 /*
165 * SATA power up on both disk is done by pulling high the CPLD power
166 * request line. The 300ms delay is related to the CPLD clock and is
167 * needed to be sure that the CPLD has take into account the low line
168 * status.
169 */
170 msleep(300);
171 gpio_set_value(NET2BIG_GPIO_SATA_POWER_REQ, 1);
172 pr_info("net2big: power up SATA hard disks\n");
173
174 return;
175
176err_free_2:
177 gpio_free(NET2BIG_GPIO_SATA1_POWER);
178err_free_1:
179 gpio_free(NET2BIG_GPIO_SATA0_POWER);
180
181 return;
182}
183
184/*****************************************************************************
185 * GPIO LEDs
186 ****************************************************************************/
187
188/*
189 * The power front LEDs (blue and red) and SATA red LEDs are controlled via a
190 * single GPIO line and are compatible with the leds-gpio driver.
191 *
192 * The SATA blue LEDs have some hardware blink capabilities which are detailed
193 * in the following array:
194 *
195 * SATAx blue LED | SATAx activity | LED state
196 * | |
197 * 0 | 0 | blink (rate 300ms)
198 * 1 | 0 | off
199 * ? | 1 | on
200 *
201 * Notes: The blue and the red front LED's can't be on at the same time.
202 * Blue LED have priority.
203 */
204
205#define NET2BIG_GPIO_PWR_RED_LED 6
206#define NET2BIG_GPIO_PWR_BLUE_LED 16
207#define NET2BIG_GPIO_PWR_LED_BLINK_STOP 7
208
209#define NET2BIG_GPIO_SATA0_RED_LED 11
210#define NET2BIG_GPIO_SATA1_RED_LED 10
211
212#define NET2BIG_GPIO_SATA0_BLUE_LED 17
213#define NET2BIG_GPIO_SATA1_BLUE_LED 13
214
215static struct gpio_led net2big_leds[] = {
216 {
217 .name = "net2big:red:power",
218 },
219 {
220 .name = "net2big:blue:power",
221 },
222 {
223 .name = "net2big:red:sata0",
224 },
225 {
226 .name = "net2big:red:sata1",
227 },
228};
229
230static struct gpiod_lookup_table net2big_leds_gpio_table = {
231 .dev_id = "leds-gpio",
232 .table = {
233 GPIO_LOOKUP_IDX("orion_gpio0", NET2BIG_GPIO_PWR_RED_LED, NULL,
234 0, GPIO_ACTIVE_HIGH),
235 GPIO_LOOKUP_IDX("orion_gpio0", NET2BIG_GPIO_PWR_BLUE_LED, NULL,
236 1, GPIO_ACTIVE_HIGH),
237 GPIO_LOOKUP_IDX("orion_gpio0", NET2BIG_GPIO_SATA0_RED_LED, NULL,
238 2, GPIO_ACTIVE_HIGH),
239 GPIO_LOOKUP_IDX("orion_gpio0", NET2BIG_GPIO_SATA1_RED_LED, NULL,
240 3, GPIO_ACTIVE_HIGH),
241 { },
242 },
243};
244
245static struct gpio_led_platform_data net2big_led_data = {
246 .num_leds = ARRAY_SIZE(net2big_leds),
247 .leds = net2big_leds,
248};
249
250static struct platform_device net2big_gpio_leds = {
251 .name = "leds-gpio",
252 .id = -1,
253 .dev = {
254 .platform_data = &net2big_led_data,
255 },
256};
257
258static void __init net2big_gpio_leds_init(void)
259{
260 int err;
261
262 /* Stop initial CPLD slow red/blue blinking on power LED. */
263 err = gpio_request(NET2BIG_GPIO_PWR_LED_BLINK_STOP,
264 "Power LED blink stop");
265 if (err == 0) {
266 err = gpio_direction_output(NET2BIG_GPIO_PWR_LED_BLINK_STOP, 1);
267 if (err)
268 gpio_free(NET2BIG_GPIO_PWR_LED_BLINK_STOP);
269 }
270 if (err)
271 pr_err("net2big: failed to setup power LED blink GPIO\n");
272
273 /*
274 * Configure SATA0 and SATA1 blue LEDs to blink in relation with the
275 * hard disk activity.
276 */
277 err = gpio_request(NET2BIG_GPIO_SATA0_BLUE_LED,
278 "SATA0 blue LED control");
279 if (err == 0) {
280 err = gpio_direction_output(NET2BIG_GPIO_SATA0_BLUE_LED, 1);
281 if (err)
282 gpio_free(NET2BIG_GPIO_SATA0_BLUE_LED);
283 }
284 if (err)
285 pr_err("net2big: failed to setup SATA0 blue LED GPIO\n");
286
287 err = gpio_request(NET2BIG_GPIO_SATA1_BLUE_LED,
288 "SATA1 blue LED control");
289 if (err == 0) {
290 err = gpio_direction_output(NET2BIG_GPIO_SATA1_BLUE_LED, 1);
291 if (err)
292 gpio_free(NET2BIG_GPIO_SATA1_BLUE_LED);
293 }
294 if (err)
295 pr_err("net2big: failed to setup SATA1 blue LED GPIO\n");
296
297 gpiod_add_lookup_table(&net2big_leds_gpio_table);
298 platform_device_register(&net2big_gpio_leds);
299}
300
301/****************************************************************************
302 * GPIO keys
303 ****************************************************************************/
304
305#define NET2BIG_GPIO_PUSH_BUTTON 18
306#define NET2BIG_GPIO_POWER_SWITCH_ON 8
307#define NET2BIG_GPIO_POWER_SWITCH_OFF 9
308
309#define NET2BIG_SWITCH_POWER_ON 0x1
310#define NET2BIG_SWITCH_POWER_OFF 0x2
311
312static struct gpio_keys_button net2big_buttons[] = {
313 {
314 .type = EV_SW,
315 .code = NET2BIG_SWITCH_POWER_OFF,
316 .gpio = NET2BIG_GPIO_POWER_SWITCH_OFF,
317 .desc = "Power rocker switch (auto|off)",
318 .active_low = 0,
319 },
320 {
321 .type = EV_SW,
322 .code = NET2BIG_SWITCH_POWER_ON,
323 .gpio = NET2BIG_GPIO_POWER_SWITCH_ON,
324 .desc = "Power rocker switch (on|auto)",
325 .active_low = 0,
326 },
327 {
328 .type = EV_KEY,
329 .code = KEY_POWER,
330 .gpio = NET2BIG_GPIO_PUSH_BUTTON,
331 .desc = "Front Push Button",
332 .active_low = 0,
333 },
334};
335
336static struct gpio_keys_platform_data net2big_button_data = {
337 .buttons = net2big_buttons,
338 .nbuttons = ARRAY_SIZE(net2big_buttons),
339};
340
341static struct platform_device net2big_gpio_buttons = {
342 .name = "gpio-keys",
343 .id = -1,
344 .dev = {
345 .platform_data = &net2big_button_data,
346 },
347};
348
349/*****************************************************************************
350 * General Setup
351 ****************************************************************************/
352
353static unsigned int net2big_mpp_modes[] __initdata = {
354 MPP0_GPIO, /* Raid mode (bit 0) */
355 MPP1_GPIO, /* USB port 2 fuse (0 = Fail, 1 = Ok) */
356 MPP2_GPIO, /* Raid mode (bit 1) */
357 MPP3_GPIO, /* Board ID (bit 0) */
358 MPP4_GPIO, /* Fan activity (0 = Off, 1 = On) */
359 MPP5_GPIO, /* Fan fail detection */
360 MPP6_GPIO, /* Red front LED (0 = Off, 1 = On) */
361 MPP7_GPIO, /* Disable initial blinking on front LED */
362 MPP8_GPIO, /* Rear power switch (on|auto) */
363 MPP9_GPIO, /* Rear power switch (auto|off) */
364 MPP10_GPIO, /* SATA 1 red LED (0 = Off, 1 = On) */
365 MPP11_GPIO, /* SATA 0 red LED (0 = Off, 1 = On) */
366 MPP12_GPIO, /* Board ID (bit 1) */
367 MPP13_GPIO, /* SATA 1 blue LED blink control */
368 MPP14_SATA_LED,
369 MPP15_SATA_LED,
370 MPP16_GPIO, /* Blue front LED control */
371 MPP17_GPIO, /* SATA 0 blue LED blink control */
372 MPP18_GPIO, /* Front button (0 = Released, 1 = Pushed ) */
373 MPP19_GPIO, /* SATA{0,1} power On/Off request */
374 0,
375 /* 22: USB port 1 fuse (0 = Fail, 1 = Ok) */
376 /* 23: SATA 0 power status */
377 /* 24: Board power off */
378 /* 25: SATA 1 power status */
379};
380
381#define NET2BIG_GPIO_POWER_OFF 24
382
383static void net2big_power_off(void)
384{
385 gpio_set_value(NET2BIG_GPIO_POWER_OFF, 1);
386}
387
388static void __init net2big_init(void)
389{
390 /*
391 * Setup basic Orion functions. Need to be called early.
392 */
393 orion5x_init();
394
395 orion5x_mpp_conf(net2big_mpp_modes);
396
397 /*
398 * Configure peripherals.
399 */
400 orion5x_ehci0_init();
401 orion5x_ehci1_init();
402 orion5x_eth_init(&net2big_eth_data);
403 orion5x_i2c_init();
404 orion5x_uart0_init();
405 orion5x_xor_init();
406
407 net2big_sata_power_init();
408 orion5x_sata_init(&net2big_sata_data);
409
410 mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
411 ORION_MBUS_DEVBUS_BOOT_ATTR,
412 NET2BIG_NOR_BOOT_BASE,
413 NET2BIG_NOR_BOOT_SIZE);
414 platform_device_register(&net2big_nor_flash);
415
416 platform_device_register(&net2big_gpio_buttons);
417 net2big_gpio_leds_init();
418
419 i2c_register_board_info(0, net2big_i2c_devices,
420 ARRAY_SIZE(net2big_i2c_devices));
421
422 orion_gpio_set_valid(NET2BIG_GPIO_POWER_OFF, 1);
423
424 if (gpio_request(NET2BIG_GPIO_POWER_OFF, "power-off") == 0 &&
425 gpio_direction_output(NET2BIG_GPIO_POWER_OFF, 0) == 0)
426 register_platform_power_off(net2big_power_off);
427 else
428 pr_err("net2big: failed to configure power-off GPIO\n");
429
430 pr_notice("net2big: Flash writing is not yet supported.\n");
431}
432
433/* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */
434MACHINE_START(NET2BIG, "LaCie 2Big Network")
435 .atag_offset = 0x100,
436 .nr_irqs = ORION5X_NR_IRQS,
437 .init_machine = net2big_init,
438 .map_io = orion5x_map_io,
439 .init_early = orion5x_init_early,
440 .init_irq = orion5x_init_irq,
441 .init_time = orion5x_timer_init,
442 .fixup = tag_fixup_mem32,
443 .restart = orion5x_restart,
444MACHINE_END
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * arch/arm/mach-orion5x/net2big-setup.c
4 *
5 * LaCie 2Big Network NAS setup
6 *
7 * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
8 */
9
10#include <linux/kernel.h>
11#include <linux/init.h>
12#include <linux/platform_device.h>
13#include <linux/mtd/physmap.h>
14#include <linux/mv643xx_eth.h>
15#include <linux/leds.h>
16#include <linux/gpio_keys.h>
17#include <linux/input.h>
18#include <linux/i2c.h>
19#include <linux/ata_platform.h>
20#include <linux/gpio.h>
21#include <linux/delay.h>
22#include <asm/mach-types.h>
23#include <asm/mach/arch.h>
24#include <plat/orion-gpio.h>
25#include "common.h"
26#include "mpp.h"
27#include "orion5x.h"
28
29/*****************************************************************************
30 * LaCie 2Big Network Info
31 ****************************************************************************/
32
33/*
34 * 512KB NOR flash Device bus boot chip select
35 */
36
37#define NET2BIG_NOR_BOOT_BASE 0xfff80000
38#define NET2BIG_NOR_BOOT_SIZE SZ_512K
39
40/*****************************************************************************
41 * 512KB NOR Flash on Boot Device
42 ****************************************************************************/
43
44/*
45 * TODO: Check write support on flash MX29LV400CBTC-70G
46 */
47
48static struct mtd_partition net2big_partitions[] = {
49 {
50 .name = "Full512kb",
51 .size = MTDPART_SIZ_FULL,
52 .offset = 0x00000000,
53 .mask_flags = MTD_WRITEABLE,
54 },
55};
56
57static struct physmap_flash_data net2big_nor_flash_data = {
58 .width = 1,
59 .parts = net2big_partitions,
60 .nr_parts = ARRAY_SIZE(net2big_partitions),
61};
62
63static struct resource net2big_nor_flash_resource = {
64 .flags = IORESOURCE_MEM,
65 .start = NET2BIG_NOR_BOOT_BASE,
66 .end = NET2BIG_NOR_BOOT_BASE
67 + NET2BIG_NOR_BOOT_SIZE - 1,
68};
69
70static struct platform_device net2big_nor_flash = {
71 .name = "physmap-flash",
72 .id = 0,
73 .dev = {
74 .platform_data = &net2big_nor_flash_data,
75 },
76 .num_resources = 1,
77 .resource = &net2big_nor_flash_resource,
78};
79
80/*****************************************************************************
81 * Ethernet
82 ****************************************************************************/
83
84static struct mv643xx_eth_platform_data net2big_eth_data = {
85 .phy_addr = MV643XX_ETH_PHY_ADDR(8),
86};
87
88/*****************************************************************************
89 * I2C devices
90 ****************************************************************************/
91
92/*
93 * i2c addr | chip | description
94 * 0x32 | Ricoh 5C372b | RTC
95 * 0x50 | HT24LC08 | eeprom (1kB)
96 */
97static struct i2c_board_info __initdata net2big_i2c_devices[] = {
98 {
99 I2C_BOARD_INFO("rs5c372b", 0x32),
100 }, {
101 I2C_BOARD_INFO("24c08", 0x50),
102 },
103};
104
105/*****************************************************************************
106 * SATA
107 ****************************************************************************/
108
109static struct mv_sata_platform_data net2big_sata_data = {
110 .n_ports = 2,
111};
112
113#define NET2BIG_GPIO_SATA_POWER_REQ 19
114#define NET2BIG_GPIO_SATA0_POWER 23
115#define NET2BIG_GPIO_SATA1_POWER 25
116
117static void __init net2big_sata_power_init(void)
118{
119 int err;
120
121 /* Configure GPIOs over MPP max number. */
122 orion_gpio_set_valid(NET2BIG_GPIO_SATA0_POWER, 1);
123 orion_gpio_set_valid(NET2BIG_GPIO_SATA1_POWER, 1);
124
125 err = gpio_request(NET2BIG_GPIO_SATA0_POWER, "SATA0 power status");
126 if (err == 0) {
127 err = gpio_direction_input(NET2BIG_GPIO_SATA0_POWER);
128 if (err)
129 gpio_free(NET2BIG_GPIO_SATA0_POWER);
130 }
131 if (err) {
132 pr_err("net2big: failed to setup SATA0 power GPIO\n");
133 return;
134 }
135
136 err = gpio_request(NET2BIG_GPIO_SATA1_POWER, "SATA1 power status");
137 if (err == 0) {
138 err = gpio_direction_input(NET2BIG_GPIO_SATA1_POWER);
139 if (err)
140 gpio_free(NET2BIG_GPIO_SATA1_POWER);
141 }
142 if (err) {
143 pr_err("net2big: failed to setup SATA1 power GPIO\n");
144 goto err_free_1;
145 }
146
147 err = gpio_request(NET2BIG_GPIO_SATA_POWER_REQ, "SATA power request");
148 if (err == 0) {
149 err = gpio_direction_output(NET2BIG_GPIO_SATA_POWER_REQ, 0);
150 if (err)
151 gpio_free(NET2BIG_GPIO_SATA_POWER_REQ);
152 }
153 if (err) {
154 pr_err("net2big: failed to setup SATA power request GPIO\n");
155 goto err_free_2;
156 }
157
158 if (gpio_get_value(NET2BIG_GPIO_SATA0_POWER) &&
159 gpio_get_value(NET2BIG_GPIO_SATA1_POWER)) {
160 return;
161 }
162
163 /*
164 * SATA power up on both disk is done by pulling high the CPLD power
165 * request line. The 300ms delay is related to the CPLD clock and is
166 * needed to be sure that the CPLD has take into account the low line
167 * status.
168 */
169 msleep(300);
170 gpio_set_value(NET2BIG_GPIO_SATA_POWER_REQ, 1);
171 pr_info("net2big: power up SATA hard disks\n");
172
173 return;
174
175err_free_2:
176 gpio_free(NET2BIG_GPIO_SATA1_POWER);
177err_free_1:
178 gpio_free(NET2BIG_GPIO_SATA0_POWER);
179
180 return;
181}
182
183/*****************************************************************************
184 * GPIO LEDs
185 ****************************************************************************/
186
187/*
188 * The power front LEDs (blue and red) and SATA red LEDs are controlled via a
189 * single GPIO line and are compatible with the leds-gpio driver.
190 *
191 * The SATA blue LEDs have some hardware blink capabilities which are detailed
192 * in the following array:
193 *
194 * SATAx blue LED | SATAx activity | LED state
195 * | |
196 * 0 | 0 | blink (rate 300ms)
197 * 1 | 0 | off
198 * ? | 1 | on
199 *
200 * Notes: The blue and the red front LED's can't be on at the same time.
201 * Blue LED have priority.
202 */
203
204#define NET2BIG_GPIO_PWR_RED_LED 6
205#define NET2BIG_GPIO_PWR_BLUE_LED 16
206#define NET2BIG_GPIO_PWR_LED_BLINK_STOP 7
207
208#define NET2BIG_GPIO_SATA0_RED_LED 11
209#define NET2BIG_GPIO_SATA1_RED_LED 10
210
211#define NET2BIG_GPIO_SATA0_BLUE_LED 17
212#define NET2BIG_GPIO_SATA1_BLUE_LED 13
213
214static struct gpio_led net2big_leds[] = {
215 {
216 .name = "net2big:red:power",
217 .gpio = NET2BIG_GPIO_PWR_RED_LED,
218 },
219 {
220 .name = "net2big:blue:power",
221 .gpio = NET2BIG_GPIO_PWR_BLUE_LED,
222 },
223 {
224 .name = "net2big:red:sata0",
225 .gpio = NET2BIG_GPIO_SATA0_RED_LED,
226 },
227 {
228 .name = "net2big:red:sata1",
229 .gpio = NET2BIG_GPIO_SATA1_RED_LED,
230 },
231};
232
233static struct gpio_led_platform_data net2big_led_data = {
234 .num_leds = ARRAY_SIZE(net2big_leds),
235 .leds = net2big_leds,
236};
237
238static struct platform_device net2big_gpio_leds = {
239 .name = "leds-gpio",
240 .id = -1,
241 .dev = {
242 .platform_data = &net2big_led_data,
243 },
244};
245
246static void __init net2big_gpio_leds_init(void)
247{
248 int err;
249
250 /* Stop initial CPLD slow red/blue blinking on power LED. */
251 err = gpio_request(NET2BIG_GPIO_PWR_LED_BLINK_STOP,
252 "Power LED blink stop");
253 if (err == 0) {
254 err = gpio_direction_output(NET2BIG_GPIO_PWR_LED_BLINK_STOP, 1);
255 if (err)
256 gpio_free(NET2BIG_GPIO_PWR_LED_BLINK_STOP);
257 }
258 if (err)
259 pr_err("net2big: failed to setup power LED blink GPIO\n");
260
261 /*
262 * Configure SATA0 and SATA1 blue LEDs to blink in relation with the
263 * hard disk activity.
264 */
265 err = gpio_request(NET2BIG_GPIO_SATA0_BLUE_LED,
266 "SATA0 blue LED control");
267 if (err == 0) {
268 err = gpio_direction_output(NET2BIG_GPIO_SATA0_BLUE_LED, 1);
269 if (err)
270 gpio_free(NET2BIG_GPIO_SATA0_BLUE_LED);
271 }
272 if (err)
273 pr_err("net2big: failed to setup SATA0 blue LED GPIO\n");
274
275 err = gpio_request(NET2BIG_GPIO_SATA1_BLUE_LED,
276 "SATA1 blue LED control");
277 if (err == 0) {
278 err = gpio_direction_output(NET2BIG_GPIO_SATA1_BLUE_LED, 1);
279 if (err)
280 gpio_free(NET2BIG_GPIO_SATA1_BLUE_LED);
281 }
282 if (err)
283 pr_err("net2big: failed to setup SATA1 blue LED GPIO\n");
284
285 platform_device_register(&net2big_gpio_leds);
286}
287
288/****************************************************************************
289 * GPIO keys
290 ****************************************************************************/
291
292#define NET2BIG_GPIO_PUSH_BUTTON 18
293#define NET2BIG_GPIO_POWER_SWITCH_ON 8
294#define NET2BIG_GPIO_POWER_SWITCH_OFF 9
295
296#define NET2BIG_SWITCH_POWER_ON 0x1
297#define NET2BIG_SWITCH_POWER_OFF 0x2
298
299static struct gpio_keys_button net2big_buttons[] = {
300 {
301 .type = EV_SW,
302 .code = NET2BIG_SWITCH_POWER_OFF,
303 .gpio = NET2BIG_GPIO_POWER_SWITCH_OFF,
304 .desc = "Power rocker switch (auto|off)",
305 .active_low = 0,
306 },
307 {
308 .type = EV_SW,
309 .code = NET2BIG_SWITCH_POWER_ON,
310 .gpio = NET2BIG_GPIO_POWER_SWITCH_ON,
311 .desc = "Power rocker switch (on|auto)",
312 .active_low = 0,
313 },
314 {
315 .type = EV_KEY,
316 .code = KEY_POWER,
317 .gpio = NET2BIG_GPIO_PUSH_BUTTON,
318 .desc = "Front Push Button",
319 .active_low = 0,
320 },
321};
322
323static struct gpio_keys_platform_data net2big_button_data = {
324 .buttons = net2big_buttons,
325 .nbuttons = ARRAY_SIZE(net2big_buttons),
326};
327
328static struct platform_device net2big_gpio_buttons = {
329 .name = "gpio-keys",
330 .id = -1,
331 .dev = {
332 .platform_data = &net2big_button_data,
333 },
334};
335
336/*****************************************************************************
337 * General Setup
338 ****************************************************************************/
339
340static unsigned int net2big_mpp_modes[] __initdata = {
341 MPP0_GPIO, /* Raid mode (bit 0) */
342 MPP1_GPIO, /* USB port 2 fuse (0 = Fail, 1 = Ok) */
343 MPP2_GPIO, /* Raid mode (bit 1) */
344 MPP3_GPIO, /* Board ID (bit 0) */
345 MPP4_GPIO, /* Fan activity (0 = Off, 1 = On) */
346 MPP5_GPIO, /* Fan fail detection */
347 MPP6_GPIO, /* Red front LED (0 = Off, 1 = On) */
348 MPP7_GPIO, /* Disable initial blinking on front LED */
349 MPP8_GPIO, /* Rear power switch (on|auto) */
350 MPP9_GPIO, /* Rear power switch (auto|off) */
351 MPP10_GPIO, /* SATA 1 red LED (0 = Off, 1 = On) */
352 MPP11_GPIO, /* SATA 0 red LED (0 = Off, 1 = On) */
353 MPP12_GPIO, /* Board ID (bit 1) */
354 MPP13_GPIO, /* SATA 1 blue LED blink control */
355 MPP14_SATA_LED,
356 MPP15_SATA_LED,
357 MPP16_GPIO, /* Blue front LED control */
358 MPP17_GPIO, /* SATA 0 blue LED blink control */
359 MPP18_GPIO, /* Front button (0 = Released, 1 = Pushed ) */
360 MPP19_GPIO, /* SATA{0,1} power On/Off request */
361 0,
362 /* 22: USB port 1 fuse (0 = Fail, 1 = Ok) */
363 /* 23: SATA 0 power status */
364 /* 24: Board power off */
365 /* 25: SATA 1 power status */
366};
367
368#define NET2BIG_GPIO_POWER_OFF 24
369
370static void net2big_power_off(void)
371{
372 gpio_set_value(NET2BIG_GPIO_POWER_OFF, 1);
373}
374
375static void __init net2big_init(void)
376{
377 /*
378 * Setup basic Orion functions. Need to be called early.
379 */
380 orion5x_init();
381
382 orion5x_mpp_conf(net2big_mpp_modes);
383
384 /*
385 * Configure peripherals.
386 */
387 orion5x_ehci0_init();
388 orion5x_ehci1_init();
389 orion5x_eth_init(&net2big_eth_data);
390 orion5x_i2c_init();
391 orion5x_uart0_init();
392 orion5x_xor_init();
393
394 net2big_sata_power_init();
395 orion5x_sata_init(&net2big_sata_data);
396
397 mvebu_mbus_add_window_by_id(ORION_MBUS_DEVBUS_BOOT_TARGET,
398 ORION_MBUS_DEVBUS_BOOT_ATTR,
399 NET2BIG_NOR_BOOT_BASE,
400 NET2BIG_NOR_BOOT_SIZE);
401 platform_device_register(&net2big_nor_flash);
402
403 platform_device_register(&net2big_gpio_buttons);
404 net2big_gpio_leds_init();
405
406 i2c_register_board_info(0, net2big_i2c_devices,
407 ARRAY_SIZE(net2big_i2c_devices));
408
409 orion_gpio_set_valid(NET2BIG_GPIO_POWER_OFF, 1);
410
411 if (gpio_request(NET2BIG_GPIO_POWER_OFF, "power-off") == 0 &&
412 gpio_direction_output(NET2BIG_GPIO_POWER_OFF, 0) == 0)
413 pm_power_off = net2big_power_off;
414 else
415 pr_err("net2big: failed to configure power-off GPIO\n");
416
417 pr_notice("net2big: Flash writing is not yet supported.\n");
418}
419
420/* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */
421MACHINE_START(NET2BIG, "LaCie 2Big Network")
422 .atag_offset = 0x100,
423 .nr_irqs = ORION5X_NR_IRQS,
424 .init_machine = net2big_init,
425 .map_io = orion5x_map_io,
426 .init_early = orion5x_init_early,
427 .init_irq = orion5x_init_irq,
428 .init_time = orion5x_timer_init,
429 .fixup = tag_fixup_mem32,
430 .restart = orion5x_restart,
431MACHINE_END