2 * arch/arm/mach-orion5x/d2net-setup.c
4 * LaCie d2Network and Big Disk Network NAS setup
6 * Copyright (C) 2009 Simon Guinot <sguinot@lacie.com>
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.
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 <plat/orion-gpio.h>
34 /*****************************************************************************
35 * LaCie d2 Network Info
36 ****************************************************************************/
39 * 512KB NOR flash Device bus boot chip select
42 #define D2NET_NOR_BOOT_BASE 0xfff80000
43 #define D2NET_NOR_BOOT_SIZE SZ_512K
45 /*****************************************************************************
46 * 512KB NOR Flash on Boot Device
47 ****************************************************************************/
50 * TODO: Check write support on flash MX29LV400CBTC-70G
53 static struct mtd_partition d2net_partitions
[] = {
56 .size
= MTDPART_SIZ_FULL
,
58 .mask_flags
= MTD_WRITEABLE
,
62 static struct physmap_flash_data d2net_nor_flash_data
= {
64 .parts
= d2net_partitions
,
65 .nr_parts
= ARRAY_SIZE(d2net_partitions
),
68 static struct resource d2net_nor_flash_resource
= {
69 .flags
= IORESOURCE_MEM
,
70 .start
= D2NET_NOR_BOOT_BASE
,
71 .end
= D2NET_NOR_BOOT_BASE
72 + D2NET_NOR_BOOT_SIZE
- 1,
75 static struct platform_device d2net_nor_flash
= {
76 .name
= "physmap-flash",
79 .platform_data
= &d2net_nor_flash_data
,
82 .resource
= &d2net_nor_flash_resource
,
85 /*****************************************************************************
87 ****************************************************************************/
89 static struct mv643xx_eth_platform_data d2net_eth_data
= {
90 .phy_addr
= MV643XX_ETH_PHY_ADDR(8),
93 /*****************************************************************************
95 ****************************************************************************/
98 * i2c addr | chip | description
99 * 0x32 | Ricoh 5C372b | RTC
100 * 0x3e | GMT G762 | PWM fan controller
101 * 0x50 | HT24LC08 | eeprom (1kB)
103 * TODO: Add G762 support to the g760a driver.
105 static struct i2c_board_info __initdata d2net_i2c_devices
[] = {
107 I2C_BOARD_INFO("rs5c372b", 0x32),
109 I2C_BOARD_INFO("24c08", 0x50),
113 /*****************************************************************************
115 ****************************************************************************/
117 static struct mv_sata_platform_data d2net_sata_data
= {
121 #define D2NET_GPIO_SATA0_POWER 3
122 #define D2NET_GPIO_SATA1_POWER 12
124 static void __init
d2net_sata_power_init(void)
128 err
= gpio_request(D2NET_GPIO_SATA0_POWER
, "SATA0 power");
130 err
= gpio_direction_output(D2NET_GPIO_SATA0_POWER
, 1);
132 gpio_free(D2NET_GPIO_SATA0_POWER
);
135 pr_err("d2net: failed to configure SATA0 power GPIO\n");
137 err
= gpio_request(D2NET_GPIO_SATA1_POWER
, "SATA1 power");
139 err
= gpio_direction_output(D2NET_GPIO_SATA1_POWER
, 1);
141 gpio_free(D2NET_GPIO_SATA1_POWER
);
144 pr_err("d2net: failed to configure SATA1 power GPIO\n");
147 /*****************************************************************************
149 ****************************************************************************/
152 * The blue front LED is wired to the CPLD and can blink in relation with the
155 * The following array detail the different LED registers and the combination
156 * of their possible values:
158 * led_off | blink_ctrl | SATA active | LED state
162 * 0 | 1 | 0 | blink (rate 300ms)
165 * Notes: The blue and the red front LED's can't be on at the same time.
166 * Red LED have priority.
169 #define D2NET_GPIO_RED_LED 6
170 #define D2NET_GPIO_BLUE_LED_BLINK_CTRL 16
171 #define D2NET_GPIO_BLUE_LED_OFF 23
173 static struct gpio_led d2net_leds
[] = {
175 .name
= "d2net:blue:sata",
176 .default_trigger
= "default-on",
177 .gpio
= D2NET_GPIO_BLUE_LED_OFF
,
181 .name
= "d2net:red:fail",
182 .gpio
= D2NET_GPIO_RED_LED
,
186 static struct gpio_led_platform_data d2net_led_data
= {
187 .num_leds
= ARRAY_SIZE(d2net_leds
),
191 static struct platform_device d2net_gpio_leds
= {
195 .platform_data
= &d2net_led_data
,
199 static void __init
d2net_gpio_leds_init(void)
203 /* Configure GPIO over MPP max number. */
204 orion_gpio_set_valid(D2NET_GPIO_BLUE_LED_OFF
, 1);
206 /* Configure register blink_ctrl to allow SATA activity LED blinking. */
207 err
= gpio_request(D2NET_GPIO_BLUE_LED_BLINK_CTRL
, "blue LED blink");
209 err
= gpio_direction_output(D2NET_GPIO_BLUE_LED_BLINK_CTRL
, 1);
211 gpio_free(D2NET_GPIO_BLUE_LED_BLINK_CTRL
);
214 pr_err("d2net: failed to configure blue LED blink GPIO\n");
216 platform_device_register(&d2net_gpio_leds
);
219 /****************************************************************************
221 ****************************************************************************/
223 #define D2NET_GPIO_PUSH_BUTTON 18
224 #define D2NET_GPIO_POWER_SWITCH_ON 8
225 #define D2NET_GPIO_POWER_SWITCH_OFF 9
227 #define D2NET_SWITCH_POWER_ON 0x1
228 #define D2NET_SWITCH_POWER_OFF 0x2
230 static struct gpio_keys_button d2net_buttons
[] = {
233 .code
= D2NET_SWITCH_POWER_OFF
,
234 .gpio
= D2NET_GPIO_POWER_SWITCH_OFF
,
235 .desc
= "Power rocker switch (auto|off)",
240 .code
= D2NET_SWITCH_POWER_ON
,
241 .gpio
= D2NET_GPIO_POWER_SWITCH_ON
,
242 .desc
= "Power rocker switch (on|auto)",
248 .gpio
= D2NET_GPIO_PUSH_BUTTON
,
249 .desc
= "Front Push Button",
254 static struct gpio_keys_platform_data d2net_button_data
= {
255 .buttons
= d2net_buttons
,
256 .nbuttons
= ARRAY_SIZE(d2net_buttons
),
259 static struct platform_device d2net_gpio_buttons
= {
263 .platform_data
= &d2net_button_data
,
267 /*****************************************************************************
269 ****************************************************************************/
271 static unsigned int d2net_mpp_modes
[] __initdata
= {
272 MPP0_GPIO
, /* Board ID (bit 0) */
273 MPP1_GPIO
, /* Board ID (bit 1) */
274 MPP2_GPIO
, /* Board ID (bit 2) */
275 MPP3_GPIO
, /* SATA 0 power */
277 MPP5_GPIO
, /* Fan fail detection */
278 MPP6_GPIO
, /* Red front LED */
280 MPP8_GPIO
, /* Rear power switch (on|auto) */
281 MPP9_GPIO
, /* Rear power switch (auto|off) */
284 MPP12_GPIO
, /* SATA 1 power */
286 MPP14_SATA_LED
, /* SATA 0 active */
287 MPP15_SATA_LED
, /* SATA 1 active */
288 MPP16_GPIO
, /* Blue front LED blink control */
290 MPP18_GPIO
, /* Front button (0 = Released, 1 = Pushed ) */
293 /* 22: USB port 1 fuse (0 = Fail, 1 = Ok) */
294 /* 23: Blue front LED off */
295 /* 24: Inhibit board power off (0 = Disabled, 1 = Enabled) */
298 #define D2NET_GPIO_INHIBIT_POWER_OFF 24
300 static void __init
d2net_init(void)
303 * Setup basic Orion functions. Need to be called early.
307 orion5x_mpp_conf(d2net_mpp_modes
);
310 * Configure peripherals.
312 orion5x_ehci0_init();
313 orion5x_eth_init(&d2net_eth_data
);
315 orion5x_uart0_init();
317 d2net_sata_power_init();
318 orion5x_sata_init(&d2net_sata_data
);
320 orion5x_setup_dev_boot_win(D2NET_NOR_BOOT_BASE
,
321 D2NET_NOR_BOOT_SIZE
);
322 platform_device_register(&d2net_nor_flash
);
324 platform_device_register(&d2net_gpio_buttons
);
326 d2net_gpio_leds_init();
328 pr_notice("d2net: Flash write are not yet supported.\n");
330 i2c_register_board_info(0, d2net_i2c_devices
,
331 ARRAY_SIZE(d2net_i2c_devices
));
333 orion_gpio_set_valid(D2NET_GPIO_INHIBIT_POWER_OFF
, 1);
336 /* Warning: LaCie use a wrong mach-type (0x20e=526) in their bootloader. */
338 #ifdef CONFIG_MACH_D2NET
339 MACHINE_START(D2NET
, "LaCie d2 Network")
340 .atag_offset
= 0x100,
341 .init_machine
= d2net_init
,
342 .map_io
= orion5x_map_io
,
343 .init_early
= orion5x_init_early
,
344 .init_irq
= orion5x_init_irq
,
345 .init_time
= orion5x_timer_init
,
346 .fixup
= tag_fixup_mem32
,
347 .restart
= orion5x_restart
,
351 #ifdef CONFIG_MACH_BIGDISK
352 MACHINE_START(BIGDISK
, "LaCie Big Disk Network")
353 .atag_offset
= 0x100,
354 .init_machine
= d2net_init
,
355 .map_io
= orion5x_map_io
,
356 .init_early
= orion5x_init_early
,
357 .init_irq
= orion5x_init_irq
,
358 .init_time
= orion5x_timer_init
,
359 .fixup
= tag_fixup_mem32
,
360 .restart
= orion5x_restart
,