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