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1/*
2 * Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 */
14
15#include <linux/delay.h>
16#include <linux/dma-mapping.h>
17#include <linux/gfp.h>
18#include <linux/gpio.h>
19#include <linux/init.h>
20#include <linux/interrupt.h>
21#include <linux/moduleparam.h>
22#include <linux/leds.h>
23#include <linux/memory.h>
24#include <linux/mtd/physmap.h>
25#include <linux/mtd/partitions.h>
26#include <linux/platform_device.h>
27#include <linux/regulator/machine.h>
28#include <linux/mfd/mc13783.h>
29#include <linux/spi/spi.h>
30#include <linux/types.h>
31#include <linux/memblock.h>
32#include <linux/clk.h>
33#include <linux/io.h>
34#include <linux/err.h>
35#include <linux/input.h>
36
37#include <linux/usb/otg.h>
38#include <linux/usb/ulpi.h>
39
40#include <asm/mach-types.h>
41#include <asm/mach/arch.h>
42#include <asm/mach/time.h>
43#include <asm/mach/map.h>
44#include <asm/memblock.h>
45#include <linux/platform_data/asoc-imx-ssi.h>
46
47#include "board-mx31moboard.h"
48#include "common.h"
49#include "devices-imx31.h"
50#include "hardware.h"
51#include "iomux-mx3.h"
52#include "ulpi.h"
53
54static unsigned int moboard_pins[] = {
55 /* UART0 */
56 MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
57 MX31_PIN_CTS1__GPIO2_7,
58 /* UART4 */
59 MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
60 MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
61 /* I2C0 */
62 MX31_PIN_I2C_DAT__I2C1_SDA, MX31_PIN_I2C_CLK__I2C1_SCL,
63 /* I2C1 */
64 MX31_PIN_DCD_DTE1__I2C2_SDA, MX31_PIN_RI_DTE1__I2C2_SCL,
65 /* SDHC1 */
66 MX31_PIN_SD1_DATA3__SD1_DATA3, MX31_PIN_SD1_DATA2__SD1_DATA2,
67 MX31_PIN_SD1_DATA1__SD1_DATA1, MX31_PIN_SD1_DATA0__SD1_DATA0,
68 MX31_PIN_SD1_CLK__SD1_CLK, MX31_PIN_SD1_CMD__SD1_CMD,
69 MX31_PIN_ATA_CS0__GPIO3_26, MX31_PIN_ATA_CS1__GPIO3_27,
70 /* USB reset */
71 MX31_PIN_GPIO1_0__GPIO1_0,
72 /* USB OTG */
73 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0,
74 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1,
75 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2,
76 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3,
77 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4,
78 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5,
79 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6,
80 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7,
81 MX31_PIN_USBOTG_CLK__USBOTG_CLK, MX31_PIN_USBOTG_DIR__USBOTG_DIR,
82 MX31_PIN_USBOTG_NXT__USBOTG_NXT, MX31_PIN_USBOTG_STP__USBOTG_STP,
83 MX31_PIN_USB_OC__GPIO1_30,
84 /* USB H2 */
85 MX31_PIN_USBH2_DATA0__USBH2_DATA0,
86 MX31_PIN_USBH2_DATA1__USBH2_DATA1,
87 MX31_PIN_STXD3__USBH2_DATA2, MX31_PIN_SRXD3__USBH2_DATA3,
88 MX31_PIN_SCK3__USBH2_DATA4, MX31_PIN_SFS3__USBH2_DATA5,
89 MX31_PIN_STXD6__USBH2_DATA6, MX31_PIN_SRXD6__USBH2_DATA7,
90 MX31_PIN_USBH2_CLK__USBH2_CLK, MX31_PIN_USBH2_DIR__USBH2_DIR,
91 MX31_PIN_USBH2_NXT__USBH2_NXT, MX31_PIN_USBH2_STP__USBH2_STP,
92 MX31_PIN_SCK6__GPIO1_25,
93 /* LEDs */
94 MX31_PIN_SVEN0__GPIO2_0, MX31_PIN_STX0__GPIO2_1,
95 MX31_PIN_SRX0__GPIO2_2, MX31_PIN_SIMPD0__GPIO2_3,
96 /* SPI1 */
97 MX31_PIN_CSPI2_MOSI__MOSI, MX31_PIN_CSPI2_MISO__MISO,
98 MX31_PIN_CSPI2_SCLK__SCLK, MX31_PIN_CSPI2_SPI_RDY__SPI_RDY,
99 MX31_PIN_CSPI2_SS0__SS0, MX31_PIN_CSPI2_SS2__SS2,
100 /* Atlas IRQ */
101 MX31_PIN_GPIO1_3__GPIO1_3,
102 /* SPI2 */
103 MX31_PIN_CSPI3_MOSI__MOSI, MX31_PIN_CSPI3_MISO__MISO,
104 MX31_PIN_CSPI3_SCLK__SCLK, MX31_PIN_CSPI3_SPI_RDY__SPI_RDY,
105 MX31_PIN_CSPI2_SS1__CSPI3_SS1,
106 /* SSI */
107 MX31_PIN_STXD4__STXD4, MX31_PIN_SRXD4__SRXD4,
108 MX31_PIN_SCK4__SCK4, MX31_PIN_SFS4__SFS4,
109};
110
111static struct physmap_flash_data mx31moboard_flash_data = {
112 .width = 2,
113};
114
115static struct resource mx31moboard_flash_resource = {
116 .start = 0xa0000000,
117 .end = 0xa1ffffff,
118 .flags = IORESOURCE_MEM,
119};
120
121static struct platform_device mx31moboard_flash = {
122 .name = "physmap-flash",
123 .id = 0,
124 .dev = {
125 .platform_data = &mx31moboard_flash_data,
126 },
127 .resource = &mx31moboard_flash_resource,
128 .num_resources = 1,
129};
130
131static void __init moboard_uart0_init(void)
132{
133 if (!gpio_request(IOMUX_TO_GPIO(MX31_PIN_CTS1), "uart0-cts-hack")) {
134 gpio_direction_output(IOMUX_TO_GPIO(MX31_PIN_CTS1), 0);
135 gpio_free(IOMUX_TO_GPIO(MX31_PIN_CTS1));
136 }
137}
138
139static const struct imxuart_platform_data uart0_pdata __initconst = {
140};
141
142static const struct imxuart_platform_data uart4_pdata __initconst = {
143 .flags = IMXUART_HAVE_RTSCTS,
144};
145
146static const struct imxi2c_platform_data moboard_i2c0_data __initconst = {
147 .bitrate = 400000,
148};
149
150static const struct imxi2c_platform_data moboard_i2c1_data __initconst = {
151 .bitrate = 100000,
152};
153
154static int moboard_spi1_cs[] = {
155 MXC_SPI_CS(0),
156 MXC_SPI_CS(2),
157};
158
159static const struct spi_imx_master moboard_spi1_pdata __initconst = {
160 .chipselect = moboard_spi1_cs,
161 .num_chipselect = ARRAY_SIZE(moboard_spi1_cs),
162};
163
164static struct regulator_consumer_supply sdhc_consumers[] = {
165 {
166 .dev_name = "imx31-mmc.0",
167 .supply = "sdhc0_vcc",
168 },
169 {
170 .dev_name = "imx31-mmc.1",
171 .supply = "sdhc1_vcc",
172 },
173};
174
175static struct regulator_init_data sdhc_vreg_data = {
176 .constraints = {
177 .min_uV = 2700000,
178 .max_uV = 3000000,
179 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
180 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
181 .valid_modes_mask = REGULATOR_MODE_NORMAL |
182 REGULATOR_MODE_FAST,
183 .always_on = 0,
184 .boot_on = 1,
185 },
186 .num_consumer_supplies = ARRAY_SIZE(sdhc_consumers),
187 .consumer_supplies = sdhc_consumers,
188};
189
190static struct regulator_consumer_supply cam_consumers[] = {
191 {
192 .dev_name = "mx3_camera.0",
193 .supply = "cam_vcc",
194 },
195};
196
197static struct regulator_init_data cam_vreg_data = {
198 .constraints = {
199 .min_uV = 2700000,
200 .max_uV = 3000000,
201 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
202 REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
203 .valid_modes_mask = REGULATOR_MODE_NORMAL |
204 REGULATOR_MODE_FAST,
205 .always_on = 0,
206 .boot_on = 1,
207 },
208 .num_consumer_supplies = ARRAY_SIZE(cam_consumers),
209 .consumer_supplies = cam_consumers,
210};
211
212static struct mc13xxx_regulator_init_data moboard_regulators[] = {
213 {
214 .id = MC13783_REG_VMMC1,
215 .init_data = &sdhc_vreg_data,
216 },
217 {
218 .id = MC13783_REG_VCAM,
219 .init_data = &cam_vreg_data,
220 },
221};
222
223static struct mc13xxx_led_platform_data moboard_led[] = {
224 {
225 .id = MC13783_LED_R1,
226 .name = "coreboard-led-4:red",
227 },
228 {
229 .id = MC13783_LED_G1,
230 .name = "coreboard-led-4:green",
231 },
232 {
233 .id = MC13783_LED_B1,
234 .name = "coreboard-led-4:blue",
235 },
236 {
237 .id = MC13783_LED_R2,
238 .name = "coreboard-led-5:red",
239 },
240 {
241 .id = MC13783_LED_G2,
242 .name = "coreboard-led-5:green",
243 },
244 {
245 .id = MC13783_LED_B2,
246 .name = "coreboard-led-5:blue",
247 },
248};
249
250static struct mc13xxx_leds_platform_data moboard_leds = {
251 .num_leds = ARRAY_SIZE(moboard_led),
252 .led = moboard_led,
253 .led_control[0] = MC13783_LED_C0_ENABLE | MC13783_LED_C0_ABMODE(0),
254 .led_control[1] = MC13783_LED_C1_SLEWLIM,
255 .led_control[2] = MC13783_LED_C2_SLEWLIM,
256 .led_control[3] = MC13783_LED_C3_PERIOD(0) |
257 MC13783_LED_C3_CURRENT_R1(2) |
258 MC13783_LED_C3_CURRENT_G1(2) |
259 MC13783_LED_C3_CURRENT_B1(2),
260 .led_control[4] = MC13783_LED_C4_PERIOD(0) |
261 MC13783_LED_C4_CURRENT_R2(3) |
262 MC13783_LED_C4_CURRENT_G2(3) |
263 MC13783_LED_C4_CURRENT_B2(3),
264};
265
266static struct mc13xxx_buttons_platform_data moboard_buttons = {
267 .b1on_flags = MC13783_BUTTON_DBNC_750MS | MC13783_BUTTON_ENABLE |
268 MC13783_BUTTON_POL_INVERT,
269 .b1on_key = KEY_POWER,
270};
271
272static struct mc13xxx_codec_platform_data moboard_codec = {
273 .dac_ssi_port = MC13783_SSI1_PORT,
274 .adc_ssi_port = MC13783_SSI1_PORT,
275};
276
277static struct mc13xxx_platform_data moboard_pmic = {
278 .regulators = {
279 .regulators = moboard_regulators,
280 .num_regulators = ARRAY_SIZE(moboard_regulators),
281 },
282 .leds = &moboard_leds,
283 .buttons = &moboard_buttons,
284 .codec = &moboard_codec,
285 .flags = MC13XXX_USE_RTC | MC13XXX_USE_ADC | MC13XXX_USE_CODEC,
286};
287
288static struct imx_ssi_platform_data moboard_ssi_pdata = {
289 .flags = IMX_SSI_DMA | IMX_SSI_NET,
290};
291
292static struct spi_board_info moboard_spi_board_info[] __initdata = {
293 {
294 .modalias = "mc13783",
295 /* irq number is run-time assigned */
296 .max_speed_hz = 300000,
297 .bus_num = 1,
298 .chip_select = 0,
299 .platform_data = &moboard_pmic,
300 .mode = SPI_CS_HIGH,
301 },
302};
303
304static int moboard_spi2_cs[] = {
305 MXC_SPI_CS(1),
306};
307
308static const struct spi_imx_master moboard_spi2_pdata __initconst = {
309 .chipselect = moboard_spi2_cs,
310 .num_chipselect = ARRAY_SIZE(moboard_spi2_cs),
311};
312
313#define SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_ATA_CS0)
314#define SDHC1_WP IOMUX_TO_GPIO(MX31_PIN_ATA_CS1)
315
316static int moboard_sdhc1_get_ro(struct device *dev)
317{
318 return !gpio_get_value(SDHC1_WP);
319}
320
321static int moboard_sdhc1_init(struct device *dev, irq_handler_t detect_irq,
322 void *data)
323{
324 int ret;
325
326 ret = gpio_request(SDHC1_CD, "sdhc-detect");
327 if (ret)
328 return ret;
329
330 gpio_direction_input(SDHC1_CD);
331
332 ret = gpio_request(SDHC1_WP, "sdhc-wp");
333 if (ret)
334 goto err_gpio_free;
335 gpio_direction_input(SDHC1_WP);
336
337 ret = request_irq(gpio_to_irq(SDHC1_CD), detect_irq,
338 IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
339 "sdhc1-card-detect", data);
340 if (ret)
341 goto err_gpio_free_2;
342
343 return 0;
344
345err_gpio_free_2:
346 gpio_free(SDHC1_WP);
347err_gpio_free:
348 gpio_free(SDHC1_CD);
349
350 return ret;
351}
352
353static void moboard_sdhc1_exit(struct device *dev, void *data)
354{
355 free_irq(gpio_to_irq(SDHC1_CD), data);
356 gpio_free(SDHC1_WP);
357 gpio_free(SDHC1_CD);
358}
359
360static const struct imxmmc_platform_data sdhc1_pdata __initconst = {
361 .get_ro = moboard_sdhc1_get_ro,
362 .init = moboard_sdhc1_init,
363 .exit = moboard_sdhc1_exit,
364};
365
366/*
367 * this pin is dedicated for all mx31moboard systems, so we do it here
368 */
369#define USB_RESET_B IOMUX_TO_GPIO(MX31_PIN_GPIO1_0)
370#define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
371 PAD_CTL_ODE_CMOS)
372
373#define OTG_EN_B IOMUX_TO_GPIO(MX31_PIN_USB_OC)
374#define USBH2_EN_B IOMUX_TO_GPIO(MX31_PIN_SCK6)
375
376static void usb_xcvr_reset(void)
377{
378 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD);
379 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD);
380 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2, USB_PAD_CFG | PAD_CTL_100K_PD);
381 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3, USB_PAD_CFG | PAD_CTL_100K_PD);
382 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4, USB_PAD_CFG | PAD_CTL_100K_PD);
383 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5, USB_PAD_CFG | PAD_CTL_100K_PD);
384 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6, USB_PAD_CFG | PAD_CTL_100K_PD);
385 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7, USB_PAD_CFG | PAD_CTL_100K_PD);
386 mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK, USB_PAD_CFG | PAD_CTL_100K_PU);
387 mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR, USB_PAD_CFG | PAD_CTL_100K_PU);
388 mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT, USB_PAD_CFG | PAD_CTL_100K_PU);
389 mxc_iomux_set_pad(MX31_PIN_USBOTG_STP, USB_PAD_CFG | PAD_CTL_100K_PU);
390
391 mxc_iomux_set_gpr(MUX_PGP_UH2, true);
392 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK, USB_PAD_CFG | PAD_CTL_100K_PU);
393 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR, USB_PAD_CFG | PAD_CTL_100K_PU);
394 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT, USB_PAD_CFG | PAD_CTL_100K_PU);
395 mxc_iomux_set_pad(MX31_PIN_USBH2_STP, USB_PAD_CFG | PAD_CTL_100K_PU);
396 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0, USB_PAD_CFG | PAD_CTL_100K_PD);
397 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1, USB_PAD_CFG | PAD_CTL_100K_PD);
398 mxc_iomux_set_pad(MX31_PIN_SRXD6, USB_PAD_CFG | PAD_CTL_100K_PD);
399 mxc_iomux_set_pad(MX31_PIN_STXD6, USB_PAD_CFG | PAD_CTL_100K_PD);
400 mxc_iomux_set_pad(MX31_PIN_SFS3, USB_PAD_CFG | PAD_CTL_100K_PD);
401 mxc_iomux_set_pad(MX31_PIN_SCK3, USB_PAD_CFG | PAD_CTL_100K_PD);
402 mxc_iomux_set_pad(MX31_PIN_SRXD3, USB_PAD_CFG | PAD_CTL_100K_PD);
403 mxc_iomux_set_pad(MX31_PIN_STXD3, USB_PAD_CFG | PAD_CTL_100K_PD);
404
405 gpio_request(OTG_EN_B, "usb-udc-en");
406 gpio_direction_output(OTG_EN_B, 0);
407 gpio_request(USBH2_EN_B, "usbh2-en");
408 gpio_direction_output(USBH2_EN_B, 0);
409
410 gpio_request(USB_RESET_B, "usb-reset");
411 gpio_direction_output(USB_RESET_B, 0);
412 mdelay(1);
413 gpio_set_value(USB_RESET_B, 1);
414 mdelay(1);
415}
416
417static int moboard_usbh2_init_hw(struct platform_device *pdev)
418{
419 return mx31_initialize_usb_hw(pdev->id, MXC_EHCI_POWER_PINS_ENABLED);
420}
421
422static struct mxc_usbh_platform_data usbh2_pdata __initdata = {
423 .init = moboard_usbh2_init_hw,
424 .portsc = MXC_EHCI_MODE_ULPI | MXC_EHCI_UTMI_8BIT,
425};
426
427static int __init moboard_usbh2_init(void)
428{
429 struct platform_device *pdev;
430
431 usbh2_pdata.otg = imx_otg_ulpi_create(ULPI_OTG_DRVVBUS |
432 ULPI_OTG_DRVVBUS_EXT);
433 if (!usbh2_pdata.otg)
434 return -ENODEV;
435
436 pdev = imx31_add_mxc_ehci_hs(2, &usbh2_pdata);
437 if (IS_ERR(pdev))
438 return PTR_ERR(pdev);
439
440 return 0;
441}
442
443static const struct gpio_led mx31moboard_leds[] __initconst = {
444 {
445 .name = "coreboard-led-0:red:running",
446 .default_trigger = "heartbeat",
447 .gpio = IOMUX_TO_GPIO(MX31_PIN_SVEN0),
448 }, {
449 .name = "coreboard-led-1:red",
450 .gpio = IOMUX_TO_GPIO(MX31_PIN_STX0),
451 }, {
452 .name = "coreboard-led-2:red",
453 .gpio = IOMUX_TO_GPIO(MX31_PIN_SRX0),
454 }, {
455 .name = "coreboard-led-3:red",
456 .gpio = IOMUX_TO_GPIO(MX31_PIN_SIMPD0),
457 },
458};
459
460static const struct gpio_led_platform_data mx31moboard_led_pdata __initconst = {
461 .num_leds = ARRAY_SIZE(mx31moboard_leds),
462 .leds = mx31moboard_leds,
463};
464
465static struct platform_device *devices[] __initdata = {
466 &mx31moboard_flash,
467};
468
469static struct mx3_camera_pdata camera_pdata __initdata = {
470 .flags = MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10,
471 .mclk_10khz = 4800,
472};
473
474static phys_addr_t mx3_camera_base __initdata;
475#define MX3_CAMERA_BUF_SIZE SZ_4M
476
477static int __init mx31moboard_init_cam(void)
478{
479 int dma, ret = -ENOMEM;
480 struct platform_device *pdev;
481
482 imx31_add_ipu_core();
483
484 pdev = imx31_alloc_mx3_camera(&camera_pdata);
485 if (IS_ERR(pdev))
486 return PTR_ERR(pdev);
487
488 dma = dma_declare_coherent_memory(&pdev->dev,
489 mx3_camera_base, mx3_camera_base,
490 MX3_CAMERA_BUF_SIZE,
491 DMA_MEMORY_MAP | DMA_MEMORY_EXCLUSIVE);
492 if (!(dma & DMA_MEMORY_MAP))
493 goto err;
494
495 ret = platform_device_add(pdev);
496 if (ret)
497err:
498 platform_device_put(pdev);
499
500 return ret;
501
502}
503
504static void mx31moboard_poweroff(void)
505{
506 struct clk *clk = clk_get_sys("imx2-wdt.0", NULL);
507
508 if (!IS_ERR(clk))
509 clk_prepare_enable(clk);
510
511 mxc_iomux_mode(MX31_PIN_WATCHDOG_RST__WATCHDOG_RST);
512
513 __raw_writew(1 << 6 | 1 << 2, MX31_IO_ADDRESS(MX31_WDOG_BASE_ADDR));
514}
515
516static int mx31moboard_baseboard;
517core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
518
519/*
520 * Board specific initialization.
521 */
522static void __init mx31moboard_init(void)
523{
524 imx31_soc_init();
525
526 mxc_iomux_setup_multiple_pins(moboard_pins, ARRAY_SIZE(moboard_pins),
527 "moboard");
528
529 platform_add_devices(devices, ARRAY_SIZE(devices));
530 gpio_led_register_device(-1, &mx31moboard_led_pdata);
531
532 imx31_add_imx2_wdt();
533
534 moboard_uart0_init();
535 imx31_add_imx_uart0(&uart0_pdata);
536 imx31_add_imx_uart4(&uart4_pdata);
537
538 imx31_add_imx_i2c0(&moboard_i2c0_data);
539 imx31_add_imx_i2c1(&moboard_i2c1_data);
540
541 imx31_add_spi_imx1(&moboard_spi1_pdata);
542 imx31_add_spi_imx2(&moboard_spi2_pdata);
543
544 gpio_request(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3), "pmic-irq");
545 gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
546 moboard_spi_board_info[0].irq =
547 gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3));
548 spi_register_board_info(moboard_spi_board_info,
549 ARRAY_SIZE(moboard_spi_board_info));
550
551 imx31_add_mxc_mmc(0, &sdhc1_pdata);
552
553 mx31moboard_init_cam();
554
555 usb_xcvr_reset();
556
557 moboard_usbh2_init();
558
559 imx31_add_imx_ssi(0, &moboard_ssi_pdata);
560
561 imx_add_platform_device("imx_mc13783", 0, NULL, 0, NULL, 0);
562
563 pm_power_off = mx31moboard_poweroff;
564
565 switch (mx31moboard_baseboard) {
566 case MX31NOBOARD:
567 break;
568 case MX31DEVBOARD:
569 mx31moboard_devboard_init();
570 break;
571 case MX31MARXBOT:
572 mx31moboard_marxbot_init();
573 break;
574 case MX31SMARTBOT:
575 case MX31EYEBOT:
576 mx31moboard_smartbot_init(mx31moboard_baseboard);
577 break;
578 default:
579 printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n",
580 mx31moboard_baseboard);
581 }
582}
583
584static void __init mx31moboard_timer_init(void)
585{
586 mx31_clocks_init(26000000);
587}
588
589static void __init mx31moboard_reserve(void)
590{
591 /* reserve 4 MiB for mx3-camera */
592 mx3_camera_base = arm_memblock_steal(MX3_CAMERA_BUF_SIZE,
593 MX3_CAMERA_BUF_SIZE);
594}
595
596MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
597 /* Maintainer: Philippe Retornaz, EPFL Mobots group */
598 .atag_offset = 0x100,
599 .reserve = mx31moboard_reserve,
600 .map_io = mx31_map_io,
601 .init_early = imx31_init_early,
602 .init_irq = mx31_init_irq,
603 .handle_irq = imx31_handle_irq,
604 .init_time = mx31moboard_timer_init,
605 .init_machine = mx31moboard_init,
606 .restart = mxc_restart,
607MACHINE_END