2 * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
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.
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.
15 #include <linux/delay.h>
16 #include <linux/dma-mapping.h>
17 #include <linux/types.h>
18 #include <linux/init.h>
19 #include <linux/clk.h>
20 #include <linux/irq.h>
21 #include <linux/gpio.h>
22 #include <linux/platform_device.h>
23 #include <linux/mfd/mc13783.h>
24 #include <linux/spi/spi.h>
25 #include <linux/spi/l4f00242t03.h>
26 #include <linux/regulator/machine.h>
27 #include <linux/usb/otg.h>
28 #include <linux/usb/ulpi.h>
29 #include <linux/memblock.h>
31 #include <media/soc_camera.h>
33 #include <mach/hardware.h>
34 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
36 #include <asm/mach/time.h>
37 #include <asm/memory.h>
38 #include <asm/mach/map.h>
39 #include <asm/memblock.h>
40 #include <mach/common.h>
41 #include <mach/iomux-mx3.h>
42 #include <mach/3ds_debugboard.h>
43 #include <mach/ulpi.h>
45 #include "devices-imx31.h"
47 /* CPLD IRQ line for external uart, external ethernet etc */
48 #define EXPIO_PARENT_INT IOMUX_TO_IRQ(MX31_PIN_GPIO1_1)
50 static int mx31_3ds_pins
[] = {
56 IOMUX_MODE(MX31_PIN_GPIO1_1
, IOMUX_CONFIG_GPIO
),
58 IOMUX_MODE(MX31_PIN_DSR_DCE1
, IOMUX_CONFIG_ALT1
),
59 IOMUX_MODE(MX31_PIN_RI_DCE1
, IOMUX_CONFIG_ALT1
),
61 MX31_PIN_CSPI2_SCLK__SCLK
,
62 MX31_PIN_CSPI2_MOSI__MOSI
,
63 MX31_PIN_CSPI2_MISO__MISO
,
64 MX31_PIN_CSPI2_SPI_RDY__SPI_RDY
,
65 MX31_PIN_CSPI2_SS0__SS0
,
66 MX31_PIN_CSPI2_SS2__SS2
, /*CS for MC13783 */
68 IOMUX_MODE(MX31_PIN_GPIO1_3
, IOMUX_CONFIG_GPIO
),
70 IOMUX_MODE(MX31_PIN_USB_PWR
, IOMUX_CONFIG_GPIO
),
72 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0
,
73 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1
,
74 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2
,
75 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3
,
76 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4
,
77 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5
,
78 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6
,
79 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7
,
80 MX31_PIN_USBOTG_CLK__USBOTG_CLK
,
81 MX31_PIN_USBOTG_DIR__USBOTG_DIR
,
82 MX31_PIN_USBOTG_NXT__USBOTG_NXT
,
83 MX31_PIN_USBOTG_STP__USBOTG_STP
,
85 MX31_PIN_KEY_ROW0_KEY_ROW0
,
86 MX31_PIN_KEY_ROW1_KEY_ROW1
,
87 MX31_PIN_KEY_ROW2_KEY_ROW2
,
88 MX31_PIN_KEY_COL0_KEY_COL0
,
89 MX31_PIN_KEY_COL1_KEY_COL1
,
90 MX31_PIN_KEY_COL2_KEY_COL2
,
91 MX31_PIN_KEY_COL3_KEY_COL3
,
93 IOMUX_MODE(MX31_PIN_USBH2_CLK
, IOMUX_CONFIG_FUNC
),
94 IOMUX_MODE(MX31_PIN_USBH2_DIR
, IOMUX_CONFIG_FUNC
),
95 IOMUX_MODE(MX31_PIN_USBH2_NXT
, IOMUX_CONFIG_FUNC
),
96 IOMUX_MODE(MX31_PIN_USBH2_STP
, IOMUX_CONFIG_FUNC
),
97 IOMUX_MODE(MX31_PIN_USBH2_DATA0
, IOMUX_CONFIG_FUNC
),
98 IOMUX_MODE(MX31_PIN_USBH2_DATA1
, IOMUX_CONFIG_FUNC
),
99 IOMUX_MODE(MX31_PIN_PC_VS2
, IOMUX_CONFIG_ALT1
),
100 IOMUX_MODE(MX31_PIN_PC_BVD1
, IOMUX_CONFIG_ALT1
),
101 IOMUX_MODE(MX31_PIN_PC_BVD2
, IOMUX_CONFIG_ALT1
),
102 IOMUX_MODE(MX31_PIN_PC_RST
, IOMUX_CONFIG_ALT1
),
103 IOMUX_MODE(MX31_PIN_IOIS16
, IOMUX_CONFIG_ALT1
),
104 IOMUX_MODE(MX31_PIN_PC_RW_B
, IOMUX_CONFIG_ALT1
),
105 /* USB Host2 reset */
106 IOMUX_MODE(MX31_PIN_USB_BYP
, IOMUX_CONFIG_GPIO
),
108 MX31_PIN_I2C_CLK__I2C1_SCL
,
109 MX31_PIN_I2C_DAT__I2C1_SDA
,
111 MX31_PIN_SD1_DATA3__SD1_DATA3
,
112 MX31_PIN_SD1_DATA2__SD1_DATA2
,
113 MX31_PIN_SD1_DATA1__SD1_DATA1
,
114 MX31_PIN_SD1_DATA0__SD1_DATA0
,
115 MX31_PIN_SD1_CLK__SD1_CLK
,
116 MX31_PIN_SD1_CMD__SD1_CMD
,
117 MX31_PIN_GPIO3_1__GPIO3_1
, /* Card detect */
118 MX31_PIN_GPIO3_0__GPIO3_0
, /* OE */
138 MX31_PIN_VSYNC3__VSYNC3
,
139 MX31_PIN_HSYNC__HSYNC
,
140 MX31_PIN_FPSHIFT__FPSHIFT
,
141 MX31_PIN_CONTRAST__CONTRAST
,
143 MX31_PIN_CSI_D6__CSI_D6
,
144 MX31_PIN_CSI_D7__CSI_D7
,
145 MX31_PIN_CSI_D8__CSI_D8
,
146 MX31_PIN_CSI_D9__CSI_D9
,
147 MX31_PIN_CSI_D10__CSI_D10
,
148 MX31_PIN_CSI_D11__CSI_D11
,
149 MX31_PIN_CSI_D12__CSI_D12
,
150 MX31_PIN_CSI_D13__CSI_D13
,
151 MX31_PIN_CSI_D14__CSI_D14
,
152 MX31_PIN_CSI_D15__CSI_D15
,
153 MX31_PIN_CSI_HSYNC__CSI_HSYNC
,
154 MX31_PIN_CSI_MCLK__CSI_MCLK
,
155 MX31_PIN_CSI_PIXCLK__CSI_PIXCLK
,
156 MX31_PIN_CSI_VSYNC__CSI_VSYNC
,
157 MX31_PIN_CSI_D5__GPIO3_5
, /* CMOS PWDN */
158 IOMUX_MODE(MX31_PIN_RI_DTE1
, IOMUX_CONFIG_GPIO
), /* CMOS reset */
160 MX31_PIN_STXD4__STXD4
,
161 MX31_PIN_SRXD4__SRXD4
,
169 static phys_addr_t mx3_camera_base __initdata
;
170 #define MX31_3DS_CAMERA_BUF_SIZE SZ_8M
172 #define MX31_3DS_GPIO_CAMERA_PW IOMUX_TO_GPIO(MX31_PIN_CSI_D5)
173 #define MX31_3DS_GPIO_CAMERA_RST IOMUX_TO_GPIO(MX31_PIN_RI_DTE1)
175 static struct gpio mx31_3ds_camera_gpios
[] = {
176 { MX31_3DS_GPIO_CAMERA_PW
, GPIOF_OUT_INIT_HIGH
, "camera-power" },
177 { MX31_3DS_GPIO_CAMERA_RST
, GPIOF_OUT_INIT_HIGH
, "camera-reset" },
180 static const struct mx3_camera_pdata mx31_3ds_camera_pdata __initconst
= {
181 .flags
= MX3_CAMERA_DATAWIDTH_10
,
185 static int __init
mx31_3ds_init_camera(void)
187 int dma
, ret
= -ENOMEM
;
188 struct platform_device
*pdev
=
189 imx31_alloc_mx3_camera(&mx31_3ds_camera_pdata
);
192 return PTR_ERR(pdev
);
194 if (!mx3_camera_base
)
197 dma
= dma_declare_coherent_memory(&pdev
->dev
,
198 mx3_camera_base
, mx3_camera_base
,
199 MX31_3DS_CAMERA_BUF_SIZE
,
200 DMA_MEMORY_MAP
| DMA_MEMORY_EXCLUSIVE
);
202 if (!(dma
& DMA_MEMORY_MAP
))
205 ret
= platform_device_add(pdev
);
208 platform_device_put(pdev
);
213 static int mx31_3ds_camera_power(struct device
*dev
, int on
)
215 /* enable or disable the camera */
216 pr_debug("%s: %s the camera\n", __func__
, on
? "ENABLE" : "DISABLE");
217 gpio_set_value(MX31_3DS_GPIO_CAMERA_PW
, on
? 0 : 1);
222 /* If enabled, give a reset impulse */
223 gpio_set_value(MX31_3DS_GPIO_CAMERA_RST
, 0);
225 gpio_set_value(MX31_3DS_GPIO_CAMERA_RST
, 1);
232 static struct i2c_board_info mx31_3ds_i2c_camera
= {
233 I2C_BOARD_INFO("ov2640", 0x30),
236 static struct regulator_bulk_data mx31_3ds_camera_regs
[] = {
237 { .supply
= "cmos_vcore" },
238 { .supply
= "cmos_2v8" },
241 static struct soc_camera_link iclink_ov2640
= {
243 .board_info
= &mx31_3ds_i2c_camera
,
245 .power
= mx31_3ds_camera_power
,
246 .regulators
= mx31_3ds_camera_regs
,
247 .num_regulators
= ARRAY_SIZE(mx31_3ds_camera_regs
),
250 static struct platform_device mx31_3ds_ov2640
= {
251 .name
= "soc-camera-pdrv",
254 .platform_data
= &iclink_ov2640
,
261 static const struct fb_videomode fb_modedb
[] = {
262 { /* 480x640 @ 60 Hz */
274 .sync
= FB_SYNC_OE_ACT_HIGH
| FB_SYNC_CLK_INVERT
,
275 .vmode
= FB_VMODE_NONINTERLACED
,
280 static struct ipu_platform_data mx3_ipu_data
= {
281 .irq_base
= MXC_IPU_IRQ_START
,
284 static struct mx3fb_platform_data mx3fb_pdata __initdata
= {
287 .num_modes
= ARRAY_SIZE(fb_modedb
),
291 static struct l4f00242t03_pdata mx31_3ds_l4f00242t03_pdata
= {
292 .reset_gpio
= IOMUX_TO_GPIO(MX31_PIN_LCS1
),
293 .data_enable_gpio
= IOMUX_TO_GPIO(MX31_PIN_SER_RS
),
297 * Support for SD card slot in personality board
299 #define MX31_3DS_GPIO_SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)
300 #define MX31_3DS_GPIO_SDHC1_BE IOMUX_TO_GPIO(MX31_PIN_GPIO3_0)
302 static struct gpio mx31_3ds_sdhc1_gpios
[] = {
303 { MX31_3DS_GPIO_SDHC1_CD
, GPIOF_IN
, "sdhc1-card-detect" },
304 { MX31_3DS_GPIO_SDHC1_BE
, GPIOF_OUT_INIT_LOW
, "sdhc1-bus-en" },
307 static int mx31_3ds_sdhc1_init(struct device
*dev
,
308 irq_handler_t detect_irq
,
313 ret
= gpio_request_array(mx31_3ds_sdhc1_gpios
,
314 ARRAY_SIZE(mx31_3ds_sdhc1_gpios
));
316 pr_warning("Unable to request the SD/MMC GPIOs.\n");
320 ret
= request_irq(IOMUX_TO_IRQ(MX31_PIN_GPIO3_1
),
321 detect_irq
, IRQF_DISABLED
|
322 IRQF_TRIGGER_FALLING
| IRQF_TRIGGER_RISING
,
323 "sdhc1-detect", data
);
325 pr_warning("Unable to request the SD/MMC card-detect IRQ.\n");
332 gpio_free_array(mx31_3ds_sdhc1_gpios
,
333 ARRAY_SIZE(mx31_3ds_sdhc1_gpios
));
337 static void mx31_3ds_sdhc1_exit(struct device
*dev
, void *data
)
339 free_irq(IOMUX_TO_IRQ(MX31_PIN_GPIO3_1
), data
);
340 gpio_free_array(mx31_3ds_sdhc1_gpios
,
341 ARRAY_SIZE(mx31_3ds_sdhc1_gpios
));
344 static void mx31_3ds_sdhc1_setpower(struct device
*dev
, unsigned int vdd
)
347 * While the voltage stuff is done by the driver, activate the
348 * Buffer Enable Pin only if there is a card in slot to fix the card
349 * voltage issue caused by bi-directional chip TXB0108 on 3Stack.
350 * Done here because at this stage we have for sure a debounced value
351 * of the presence of the card, showed by the value of vdd.
352 * 7 == ilog2(MMC_VDD_165_195)
355 gpio_set_value(MX31_3DS_GPIO_SDHC1_BE
, 1);
357 gpio_set_value(MX31_3DS_GPIO_SDHC1_BE
, 0);
360 static struct imxmmc_platform_data sdhc1_pdata
= {
361 .init
= mx31_3ds_sdhc1_init
,
362 .exit
= mx31_3ds_sdhc1_exit
,
363 .setpower
= mx31_3ds_sdhc1_setpower
,
370 static const uint32_t mx31_3ds_keymap
[] = {
373 KEY(1, 0, KEY_RIGHT
),
375 KEY(1, 2, KEY_ENTER
),
382 static const struct matrix_keymap_data mx31_3ds_keymap_data __initconst
= {
383 .keymap
= mx31_3ds_keymap
,
384 .keymap_size
= ARRAY_SIZE(mx31_3ds_keymap
),
388 static struct regulator_init_data pwgtx_init
= {
395 static struct regulator_init_data gpo_init
= {
402 static struct regulator_consumer_supply vmmc2_consumers
[] = {
403 REGULATOR_SUPPLY("vmmc", "mxc-mmc.0"),
406 static struct regulator_init_data vmmc2_init
= {
410 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
411 REGULATOR_CHANGE_STATUS
,
413 .num_consumer_supplies
= ARRAY_SIZE(vmmc2_consumers
),
414 .consumer_supplies
= vmmc2_consumers
,
417 static struct regulator_consumer_supply vmmc1_consumers
[] = {
418 REGULATOR_SUPPLY("vcore", "spi0.0"),
419 REGULATOR_SUPPLY("cmos_2v8", "soc-camera-pdrv.0"),
422 static struct regulator_init_data vmmc1_init
= {
427 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
428 REGULATOR_CHANGE_STATUS
,
430 .num_consumer_supplies
= ARRAY_SIZE(vmmc1_consumers
),
431 .consumer_supplies
= vmmc1_consumers
,
434 static struct regulator_consumer_supply vgen_consumers
[] = {
435 REGULATOR_SUPPLY("vdd", "spi0.0"),
438 static struct regulator_init_data vgen_init
= {
443 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
444 REGULATOR_CHANGE_STATUS
,
446 .num_consumer_supplies
= ARRAY_SIZE(vgen_consumers
),
447 .consumer_supplies
= vgen_consumers
,
450 static struct regulator_consumer_supply vvib_consumers
[] = {
451 REGULATOR_SUPPLY("cmos_vcore", "soc-camera-pdrv.0"),
454 static struct regulator_init_data vvib_init
= {
459 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
460 REGULATOR_CHANGE_STATUS
,
462 .num_consumer_supplies
= ARRAY_SIZE(vvib_consumers
),
463 .consumer_supplies
= vvib_consumers
,
466 static struct mc13xxx_regulator_init_data mx31_3ds_regulators
[] = {
468 .id
= MC13783_REG_PWGT1SPI
, /* Power Gate for ARM core. */
469 .init_data
= &pwgtx_init
,
471 .id
= MC13783_REG_PWGT2SPI
, /* Power Gate for L2 Cache. */
472 .init_data
= &pwgtx_init
,
475 .id
= MC13783_REG_GPO1
, /* Turn on 1.8V */
476 .init_data
= &gpo_init
,
478 .id
= MC13783_REG_GPO3
, /* Turn on 3.3V */
479 .init_data
= &gpo_init
,
481 .id
= MC13783_REG_VMMC2
, /* Power MMC/SD, WiFi/Bluetooth. */
482 .init_data
= &vmmc2_init
,
484 .id
= MC13783_REG_VMMC1
, /* Power LCD, CMOS, FM, GPS, Accel. */
485 .init_data
= &vmmc1_init
,
487 .id
= MC13783_REG_VGEN
, /* Power LCD */
488 .init_data
= &vgen_init
,
490 .id
= MC13783_REG_VVIB
, /* Power CMOS */
491 .init_data
= &vvib_init
,
496 static struct mc13xxx_codec_platform_data mx31_3ds_codec
= {
497 .dac_ssi_port
= MC13783_SSI1_PORT
,
498 .adc_ssi_port
= MC13783_SSI1_PORT
,
501 static struct mc13xxx_platform_data mc13783_pdata
= {
503 .regulators
= mx31_3ds_regulators
,
504 .num_regulators
= ARRAY_SIZE(mx31_3ds_regulators
),
506 .codec
= &mx31_3ds_codec
,
507 .flags
= MC13XXX_USE_TOUCHSCREEN
| MC13XXX_USE_RTC
| MC13XXX_USE_CODEC
,
511 static struct imx_ssi_platform_data mx31_3ds_ssi_pdata
= {
512 .flags
= IMX_SSI_DMA
| IMX_SSI_NET
,
516 static int spi0_internal_chipselect
[] = {
520 static const struct spi_imx_master spi0_pdata __initconst
= {
521 .chipselect
= spi0_internal_chipselect
,
522 .num_chipselect
= ARRAY_SIZE(spi0_internal_chipselect
),
525 static int spi1_internal_chipselect
[] = {
530 static const struct spi_imx_master spi1_pdata __initconst
= {
531 .chipselect
= spi1_internal_chipselect
,
532 .num_chipselect
= ARRAY_SIZE(spi1_internal_chipselect
),
535 static struct spi_board_info mx31_3ds_spi_devs
[] __initdata
= {
537 .modalias
= "mc13783",
538 .max_speed_hz
= 1000000,
540 .chip_select
= 1, /* SS2 */
541 .platform_data
= &mc13783_pdata
,
542 .irq
= IOMUX_TO_IRQ(MX31_PIN_GPIO1_3
),
545 .modalias
= "l4f00242t03",
546 .max_speed_hz
= 5000000,
548 .chip_select
= 0, /* SS2 */
549 .platform_data
= &mx31_3ds_l4f00242t03_pdata
,
556 static const struct mxc_nand_platform_data
557 mx31_3ds_nand_board_info __initconst
= {
560 #ifdef CONFIG_MACH_MX31_3DS_MXC_NAND_USE_BBT
569 #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
570 PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
572 #define USBOTG_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_PWR)
573 #define USBH2_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_BYP)
575 static int mx31_3ds_usbotg_init(void)
579 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0
, USB_PAD_CFG
);
580 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1
, USB_PAD_CFG
);
581 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2
, USB_PAD_CFG
);
582 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3
, USB_PAD_CFG
);
583 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4
, USB_PAD_CFG
);
584 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5
, USB_PAD_CFG
);
585 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6
, USB_PAD_CFG
);
586 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7
, USB_PAD_CFG
);
587 mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK
, USB_PAD_CFG
);
588 mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR
, USB_PAD_CFG
);
589 mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT
, USB_PAD_CFG
);
590 mxc_iomux_set_pad(MX31_PIN_USBOTG_STP
, USB_PAD_CFG
);
592 err
= gpio_request(USBOTG_RST_B
, "otgusb-reset");
594 pr_err("Failed to request the USB OTG reset gpio\n");
598 err
= gpio_direction_output(USBOTG_RST_B
, 0);
600 pr_err("Failed to drive the USB OTG reset gpio\n");
601 goto usbotg_free_reset
;
605 gpio_set_value(USBOTG_RST_B
, 1);
609 gpio_free(USBOTG_RST_B
);
613 static int mx31_3ds_otg_init(struct platform_device
*pdev
)
615 return mx31_initialize_usb_hw(pdev
->id
, MXC_EHCI_POWER_PINS_ENABLED
);
618 static int mx31_3ds_host2_init(struct platform_device
*pdev
)
622 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK
, USB_PAD_CFG
);
623 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR
, USB_PAD_CFG
);
624 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT
, USB_PAD_CFG
);
625 mxc_iomux_set_pad(MX31_PIN_USBH2_STP
, USB_PAD_CFG
);
626 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0
, USB_PAD_CFG
);
627 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1
, USB_PAD_CFG
);
628 mxc_iomux_set_pad(MX31_PIN_PC_VS2
, USB_PAD_CFG
);
629 mxc_iomux_set_pad(MX31_PIN_PC_BVD1
, USB_PAD_CFG
);
630 mxc_iomux_set_pad(MX31_PIN_PC_BVD2
, USB_PAD_CFG
);
631 mxc_iomux_set_pad(MX31_PIN_PC_RST
, USB_PAD_CFG
);
632 mxc_iomux_set_pad(MX31_PIN_IOIS16
, USB_PAD_CFG
);
633 mxc_iomux_set_pad(MX31_PIN_PC_RW_B
, USB_PAD_CFG
);
635 err
= gpio_request(USBH2_RST_B
, "usbh2-reset");
637 pr_err("Failed to request the USB Host 2 reset gpio\n");
641 err
= gpio_direction_output(USBH2_RST_B
, 0);
643 pr_err("Failed to drive the USB Host 2 reset gpio\n");
644 goto usbotg_free_reset
;
648 gpio_set_value(USBH2_RST_B
, 1);
652 return mx31_initialize_usb_hw(pdev
->id
, MXC_EHCI_POWER_PINS_ENABLED
);
655 gpio_free(USBH2_RST_B
);
659 static struct mxc_usbh_platform_data otg_pdata __initdata
= {
660 .init
= mx31_3ds_otg_init
,
661 .portsc
= MXC_EHCI_MODE_ULPI
,
664 static struct mxc_usbh_platform_data usbh2_pdata __initdata
= {
665 .init
= mx31_3ds_host2_init
,
666 .portsc
= MXC_EHCI_MODE_ULPI
,
669 static const struct fsl_usb2_platform_data usbotg_pdata __initconst
= {
670 .operating_mode
= FSL_USB2_DR_DEVICE
,
671 .phy_mode
= FSL_USB2_PHY_ULPI
,
674 static bool otg_mode_host __initdata
;
676 static int __init
mx31_3ds_otg_mode(char *options
)
678 if (!strcmp(options
, "host"))
679 otg_mode_host
= true;
680 else if (!strcmp(options
, "device"))
681 otg_mode_host
= false;
683 pr_info("otg_mode neither \"host\" nor \"device\". "
684 "Defaulting to device\n");
687 __setup("otg_mode=", mx31_3ds_otg_mode
);
689 static const struct imxuart_platform_data uart_pdata __initconst
= {
690 .flags
= IMXUART_HAVE_RTSCTS
,
693 static const struct imxi2c_platform_data mx31_3ds_i2c0_data __initconst
= {
697 static struct platform_device
*devices
[] __initdata
= {
701 static void __init
mx31_3ds_init(void)
707 /* Configure SPI1 IOMUX */
708 mxc_iomux_set_gpr(MUX_PGP_CSPI_BB
, true);
710 mxc_iomux_setup_multiple_pins(mx31_3ds_pins
, ARRAY_SIZE(mx31_3ds_pins
),
713 imx31_add_imx_uart0(&uart_pdata
);
714 imx31_add_mxc_nand(&mx31_3ds_nand_board_info
);
716 imx31_add_spi_imx1(&spi1_pdata
);
717 spi_register_board_info(mx31_3ds_spi_devs
,
718 ARRAY_SIZE(mx31_3ds_spi_devs
));
720 platform_add_devices(devices
, ARRAY_SIZE(devices
));
722 imx31_add_imx_keypad(&mx31_3ds_keymap_data
);
724 mx31_3ds_usbotg_init();
726 otg_pdata
.otg
= imx_otg_ulpi_create(ULPI_OTG_DRVVBUS
|
727 ULPI_OTG_DRVVBUS_EXT
);
729 imx31_add_mxc_ehci_otg(&otg_pdata
);
731 usbh2_pdata
.otg
= imx_otg_ulpi_create(ULPI_OTG_DRVVBUS
|
732 ULPI_OTG_DRVVBUS_EXT
);
734 imx31_add_mxc_ehci_hs(2, &usbh2_pdata
);
737 imx31_add_fsl_usb2_udc(&usbotg_pdata
);
739 if (mxc_expio_init(MX31_CS5_BASE_ADDR
, EXPIO_PARENT_INT
))
740 printk(KERN_WARNING
"Init of the debug board failed, all "
741 "devices on the debug board are unusable.\n");
742 imx31_add_imx2_wdt(NULL
);
743 imx31_add_imx_i2c0(&mx31_3ds_i2c0_data
);
744 imx31_add_mxc_mmc(0, &sdhc1_pdata
);
746 imx31_add_spi_imx0(&spi0_pdata
);
747 imx31_add_ipu_core(&mx3_ipu_data
);
748 imx31_add_mx3_sdc_fb(&mx3fb_pdata
);
751 /* Camera power: default - off */
752 ret
= gpio_request_array(mx31_3ds_camera_gpios
,
753 ARRAY_SIZE(mx31_3ds_camera_gpios
));
755 pr_err("Failed to request camera gpios");
756 iclink_ov2640
.power
= NULL
;
759 mx31_3ds_init_camera();
761 imx31_add_imx_ssi(0, &mx31_3ds_ssi_pdata
);
763 imx_add_platform_device("imx_mc13783", 0, NULL
, 0, NULL
, 0);
766 static void __init
mx31_3ds_timer_init(void)
768 mx31_clocks_init(26000000);
771 static struct sys_timer mx31_3ds_timer
= {
772 .init
= mx31_3ds_timer_init
,
775 static void __init
mx31_3ds_reserve(void)
777 /* reserve MX31_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
778 mx3_camera_base
= arm_memblock_steal(MX31_3DS_CAMERA_BUF_SIZE
,
779 MX31_3DS_CAMERA_BUF_SIZE
);
782 MACHINE_START(MX31_3DS
, "Freescale MX31PDK (3DS)")
783 /* Maintainer: Freescale Semiconductor, Inc. */
784 .atag_offset
= 0x100,
785 .map_io
= mx31_map_io
,
786 .init_early
= imx31_init_early
,
787 .init_irq
= mx31_init_irq
,
788 .handle_irq
= imx31_handle_irq
,
789 .timer
= &mx31_3ds_timer
,
790 .init_machine
= mx31_3ds_init
,
791 .reserve
= mx31_3ds_reserve
,
792 .restart
= mxc_restart
,