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 static int mx31_3ds_pins
[] = {
53 IOMUX_MODE(MX31_PIN_GPIO1_1
, IOMUX_CONFIG_GPIO
),
55 IOMUX_MODE(MX31_PIN_DSR_DCE1
, IOMUX_CONFIG_ALT1
),
56 IOMUX_MODE(MX31_PIN_RI_DCE1
, IOMUX_CONFIG_ALT1
),
58 MX31_PIN_CSPI2_SCLK__SCLK
,
59 MX31_PIN_CSPI2_MOSI__MOSI
,
60 MX31_PIN_CSPI2_MISO__MISO
,
61 MX31_PIN_CSPI2_SPI_RDY__SPI_RDY
,
62 MX31_PIN_CSPI2_SS0__SS0
,
63 MX31_PIN_CSPI2_SS2__SS2
, /*CS for MC13783 */
65 IOMUX_MODE(MX31_PIN_GPIO1_3
, IOMUX_CONFIG_GPIO
),
67 IOMUX_MODE(MX31_PIN_USB_PWR
, IOMUX_CONFIG_GPIO
),
69 MX31_PIN_USBOTG_DATA0__USBOTG_DATA0
,
70 MX31_PIN_USBOTG_DATA1__USBOTG_DATA1
,
71 MX31_PIN_USBOTG_DATA2__USBOTG_DATA2
,
72 MX31_PIN_USBOTG_DATA3__USBOTG_DATA3
,
73 MX31_PIN_USBOTG_DATA4__USBOTG_DATA4
,
74 MX31_PIN_USBOTG_DATA5__USBOTG_DATA5
,
75 MX31_PIN_USBOTG_DATA6__USBOTG_DATA6
,
76 MX31_PIN_USBOTG_DATA7__USBOTG_DATA7
,
77 MX31_PIN_USBOTG_CLK__USBOTG_CLK
,
78 MX31_PIN_USBOTG_DIR__USBOTG_DIR
,
79 MX31_PIN_USBOTG_NXT__USBOTG_NXT
,
80 MX31_PIN_USBOTG_STP__USBOTG_STP
,
82 MX31_PIN_KEY_ROW0_KEY_ROW0
,
83 MX31_PIN_KEY_ROW1_KEY_ROW1
,
84 MX31_PIN_KEY_ROW2_KEY_ROW2
,
85 MX31_PIN_KEY_COL0_KEY_COL0
,
86 MX31_PIN_KEY_COL1_KEY_COL1
,
87 MX31_PIN_KEY_COL2_KEY_COL2
,
88 MX31_PIN_KEY_COL3_KEY_COL3
,
90 IOMUX_MODE(MX31_PIN_USBH2_CLK
, IOMUX_CONFIG_FUNC
),
91 IOMUX_MODE(MX31_PIN_USBH2_DIR
, IOMUX_CONFIG_FUNC
),
92 IOMUX_MODE(MX31_PIN_USBH2_NXT
, IOMUX_CONFIG_FUNC
),
93 IOMUX_MODE(MX31_PIN_USBH2_STP
, IOMUX_CONFIG_FUNC
),
94 IOMUX_MODE(MX31_PIN_USBH2_DATA0
, IOMUX_CONFIG_FUNC
),
95 IOMUX_MODE(MX31_PIN_USBH2_DATA1
, IOMUX_CONFIG_FUNC
),
96 IOMUX_MODE(MX31_PIN_PC_VS2
, IOMUX_CONFIG_ALT1
),
97 IOMUX_MODE(MX31_PIN_PC_BVD1
, IOMUX_CONFIG_ALT1
),
98 IOMUX_MODE(MX31_PIN_PC_BVD2
, IOMUX_CONFIG_ALT1
),
99 IOMUX_MODE(MX31_PIN_PC_RST
, IOMUX_CONFIG_ALT1
),
100 IOMUX_MODE(MX31_PIN_IOIS16
, IOMUX_CONFIG_ALT1
),
101 IOMUX_MODE(MX31_PIN_PC_RW_B
, IOMUX_CONFIG_ALT1
),
102 /* USB Host2 reset */
103 IOMUX_MODE(MX31_PIN_USB_BYP
, IOMUX_CONFIG_GPIO
),
105 MX31_PIN_I2C_CLK__I2C1_SCL
,
106 MX31_PIN_I2C_DAT__I2C1_SDA
,
108 MX31_PIN_SD1_DATA3__SD1_DATA3
,
109 MX31_PIN_SD1_DATA2__SD1_DATA2
,
110 MX31_PIN_SD1_DATA1__SD1_DATA1
,
111 MX31_PIN_SD1_DATA0__SD1_DATA0
,
112 MX31_PIN_SD1_CLK__SD1_CLK
,
113 MX31_PIN_SD1_CMD__SD1_CMD
,
114 MX31_PIN_GPIO3_1__GPIO3_1
, /* Card detect */
115 MX31_PIN_GPIO3_0__GPIO3_0
, /* OE */
135 MX31_PIN_VSYNC3__VSYNC3
,
136 MX31_PIN_HSYNC__HSYNC
,
137 MX31_PIN_FPSHIFT__FPSHIFT
,
138 MX31_PIN_CONTRAST__CONTRAST
,
140 MX31_PIN_CSI_D6__CSI_D6
,
141 MX31_PIN_CSI_D7__CSI_D7
,
142 MX31_PIN_CSI_D8__CSI_D8
,
143 MX31_PIN_CSI_D9__CSI_D9
,
144 MX31_PIN_CSI_D10__CSI_D10
,
145 MX31_PIN_CSI_D11__CSI_D11
,
146 MX31_PIN_CSI_D12__CSI_D12
,
147 MX31_PIN_CSI_D13__CSI_D13
,
148 MX31_PIN_CSI_D14__CSI_D14
,
149 MX31_PIN_CSI_D15__CSI_D15
,
150 MX31_PIN_CSI_HSYNC__CSI_HSYNC
,
151 MX31_PIN_CSI_MCLK__CSI_MCLK
,
152 MX31_PIN_CSI_PIXCLK__CSI_PIXCLK
,
153 MX31_PIN_CSI_VSYNC__CSI_VSYNC
,
154 MX31_PIN_CSI_D5__GPIO3_5
, /* CMOS PWDN */
155 IOMUX_MODE(MX31_PIN_RI_DTE1
, IOMUX_CONFIG_GPIO
), /* CMOS reset */
157 MX31_PIN_STXD4__STXD4
,
158 MX31_PIN_SRXD4__SRXD4
,
166 static phys_addr_t mx3_camera_base __initdata
;
167 #define MX31_3DS_CAMERA_BUF_SIZE SZ_8M
169 #define MX31_3DS_GPIO_CAMERA_PW IOMUX_TO_GPIO(MX31_PIN_CSI_D5)
170 #define MX31_3DS_GPIO_CAMERA_RST IOMUX_TO_GPIO(MX31_PIN_RI_DTE1)
172 static struct gpio mx31_3ds_camera_gpios
[] = {
173 { MX31_3DS_GPIO_CAMERA_PW
, GPIOF_OUT_INIT_HIGH
, "camera-power" },
174 { MX31_3DS_GPIO_CAMERA_RST
, GPIOF_OUT_INIT_HIGH
, "camera-reset" },
177 static const struct mx3_camera_pdata mx31_3ds_camera_pdata __initconst
= {
178 .flags
= MX3_CAMERA_DATAWIDTH_10
,
182 static int __init
mx31_3ds_init_camera(void)
184 int dma
, ret
= -ENOMEM
;
185 struct platform_device
*pdev
=
186 imx31_alloc_mx3_camera(&mx31_3ds_camera_pdata
);
189 return PTR_ERR(pdev
);
191 if (!mx3_camera_base
)
194 dma
= dma_declare_coherent_memory(&pdev
->dev
,
195 mx3_camera_base
, mx3_camera_base
,
196 MX31_3DS_CAMERA_BUF_SIZE
,
197 DMA_MEMORY_MAP
| DMA_MEMORY_EXCLUSIVE
);
199 if (!(dma
& DMA_MEMORY_MAP
))
202 ret
= platform_device_add(pdev
);
205 platform_device_put(pdev
);
210 static int mx31_3ds_camera_power(struct device
*dev
, int on
)
212 /* enable or disable the camera */
213 pr_debug("%s: %s the camera\n", __func__
, on
? "ENABLE" : "DISABLE");
214 gpio_set_value(MX31_3DS_GPIO_CAMERA_PW
, on
? 0 : 1);
219 /* If enabled, give a reset impulse */
220 gpio_set_value(MX31_3DS_GPIO_CAMERA_RST
, 0);
222 gpio_set_value(MX31_3DS_GPIO_CAMERA_RST
, 1);
229 static struct i2c_board_info mx31_3ds_i2c_camera
= {
230 I2C_BOARD_INFO("ov2640", 0x30),
233 static struct regulator_bulk_data mx31_3ds_camera_regs
[] = {
234 { .supply
= "cmos_vcore" },
235 { .supply
= "cmos_2v8" },
238 static struct soc_camera_link iclink_ov2640
= {
240 .board_info
= &mx31_3ds_i2c_camera
,
242 .power
= mx31_3ds_camera_power
,
243 .regulators
= mx31_3ds_camera_regs
,
244 .num_regulators
= ARRAY_SIZE(mx31_3ds_camera_regs
),
247 static struct platform_device mx31_3ds_ov2640
= {
248 .name
= "soc-camera-pdrv",
251 .platform_data
= &iclink_ov2640
,
258 static const struct fb_videomode fb_modedb
[] = {
259 { /* 480x640 @ 60 Hz */
271 .sync
= FB_SYNC_OE_ACT_HIGH
| FB_SYNC_CLK_INVERT
,
272 .vmode
= FB_VMODE_NONINTERLACED
,
277 static struct mx3fb_platform_data mx3fb_pdata __initdata
= {
280 .num_modes
= ARRAY_SIZE(fb_modedb
),
284 static struct l4f00242t03_pdata mx31_3ds_l4f00242t03_pdata
= {
285 .reset_gpio
= IOMUX_TO_GPIO(MX31_PIN_LCS1
),
286 .data_enable_gpio
= IOMUX_TO_GPIO(MX31_PIN_SER_RS
),
290 * Support for SD card slot in personality board
292 #define MX31_3DS_GPIO_SDHC1_CD IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)
293 #define MX31_3DS_GPIO_SDHC1_BE IOMUX_TO_GPIO(MX31_PIN_GPIO3_0)
295 static struct gpio mx31_3ds_sdhc1_gpios
[] = {
296 { MX31_3DS_GPIO_SDHC1_CD
, GPIOF_IN
, "sdhc1-card-detect" },
297 { MX31_3DS_GPIO_SDHC1_BE
, GPIOF_OUT_INIT_LOW
, "sdhc1-bus-en" },
300 static int mx31_3ds_sdhc1_init(struct device
*dev
,
301 irq_handler_t detect_irq
,
306 ret
= gpio_request_array(mx31_3ds_sdhc1_gpios
,
307 ARRAY_SIZE(mx31_3ds_sdhc1_gpios
));
309 pr_warning("Unable to request the SD/MMC GPIOs.\n");
313 ret
= request_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1
)),
314 detect_irq
, IRQF_DISABLED
|
315 IRQF_TRIGGER_FALLING
| IRQF_TRIGGER_RISING
,
316 "sdhc1-detect", data
);
318 pr_warning("Unable to request the SD/MMC card-detect IRQ.\n");
325 gpio_free_array(mx31_3ds_sdhc1_gpios
,
326 ARRAY_SIZE(mx31_3ds_sdhc1_gpios
));
330 static void mx31_3ds_sdhc1_exit(struct device
*dev
, void *data
)
332 free_irq(gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO3_1
)), data
);
333 gpio_free_array(mx31_3ds_sdhc1_gpios
,
334 ARRAY_SIZE(mx31_3ds_sdhc1_gpios
));
337 static void mx31_3ds_sdhc1_setpower(struct device
*dev
, unsigned int vdd
)
340 * While the voltage stuff is done by the driver, activate the
341 * Buffer Enable Pin only if there is a card in slot to fix the card
342 * voltage issue caused by bi-directional chip TXB0108 on 3Stack.
343 * Done here because at this stage we have for sure a debounced value
344 * of the presence of the card, showed by the value of vdd.
345 * 7 == ilog2(MMC_VDD_165_195)
348 gpio_set_value(MX31_3DS_GPIO_SDHC1_BE
, 1);
350 gpio_set_value(MX31_3DS_GPIO_SDHC1_BE
, 0);
353 static struct imxmmc_platform_data sdhc1_pdata
= {
354 .init
= mx31_3ds_sdhc1_init
,
355 .exit
= mx31_3ds_sdhc1_exit
,
356 .setpower
= mx31_3ds_sdhc1_setpower
,
363 static const uint32_t mx31_3ds_keymap
[] = {
366 KEY(1, 0, KEY_RIGHT
),
368 KEY(1, 2, KEY_ENTER
),
375 static const struct matrix_keymap_data mx31_3ds_keymap_data __initconst
= {
376 .keymap
= mx31_3ds_keymap
,
377 .keymap_size
= ARRAY_SIZE(mx31_3ds_keymap
),
381 static struct regulator_init_data pwgtx_init
= {
388 static struct regulator_init_data gpo_init
= {
395 static struct regulator_consumer_supply vmmc2_consumers
[] = {
396 REGULATOR_SUPPLY("vmmc", "mxc-mmc.0"),
399 static struct regulator_init_data vmmc2_init
= {
403 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
404 REGULATOR_CHANGE_STATUS
,
406 .num_consumer_supplies
= ARRAY_SIZE(vmmc2_consumers
),
407 .consumer_supplies
= vmmc2_consumers
,
410 static struct regulator_consumer_supply vmmc1_consumers
[] = {
411 REGULATOR_SUPPLY("vcore", "spi0.0"),
412 REGULATOR_SUPPLY("cmos_2v8", "soc-camera-pdrv.0"),
415 static struct regulator_init_data vmmc1_init
= {
420 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
421 REGULATOR_CHANGE_STATUS
,
423 .num_consumer_supplies
= ARRAY_SIZE(vmmc1_consumers
),
424 .consumer_supplies
= vmmc1_consumers
,
427 static struct regulator_consumer_supply vgen_consumers
[] = {
428 REGULATOR_SUPPLY("vdd", "spi0.0"),
431 static struct regulator_init_data vgen_init
= {
436 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
437 REGULATOR_CHANGE_STATUS
,
439 .num_consumer_supplies
= ARRAY_SIZE(vgen_consumers
),
440 .consumer_supplies
= vgen_consumers
,
443 static struct regulator_consumer_supply vvib_consumers
[] = {
444 REGULATOR_SUPPLY("cmos_vcore", "soc-camera-pdrv.0"),
447 static struct regulator_init_data vvib_init
= {
452 .valid_ops_mask
= REGULATOR_CHANGE_VOLTAGE
|
453 REGULATOR_CHANGE_STATUS
,
455 .num_consumer_supplies
= ARRAY_SIZE(vvib_consumers
),
456 .consumer_supplies
= vvib_consumers
,
459 static struct mc13xxx_regulator_init_data mx31_3ds_regulators
[] = {
461 .id
= MC13783_REG_PWGT1SPI
, /* Power Gate for ARM core. */
462 .init_data
= &pwgtx_init
,
464 .id
= MC13783_REG_PWGT2SPI
, /* Power Gate for L2 Cache. */
465 .init_data
= &pwgtx_init
,
468 .id
= MC13783_REG_GPO1
, /* Turn on 1.8V */
469 .init_data
= &gpo_init
,
471 .id
= MC13783_REG_GPO3
, /* Turn on 3.3V */
472 .init_data
= &gpo_init
,
474 .id
= MC13783_REG_VMMC2
, /* Power MMC/SD, WiFi/Bluetooth. */
475 .init_data
= &vmmc2_init
,
477 .id
= MC13783_REG_VMMC1
, /* Power LCD, CMOS, FM, GPS, Accel. */
478 .init_data
= &vmmc1_init
,
480 .id
= MC13783_REG_VGEN
, /* Power LCD */
481 .init_data
= &vgen_init
,
483 .id
= MC13783_REG_VVIB
, /* Power CMOS */
484 .init_data
= &vvib_init
,
489 static struct mc13xxx_codec_platform_data mx31_3ds_codec
= {
490 .dac_ssi_port
= MC13783_SSI1_PORT
,
491 .adc_ssi_port
= MC13783_SSI1_PORT
,
494 static struct mc13xxx_platform_data mc13783_pdata
= {
496 .regulators
= mx31_3ds_regulators
,
497 .num_regulators
= ARRAY_SIZE(mx31_3ds_regulators
),
499 .codec
= &mx31_3ds_codec
,
500 .flags
= MC13XXX_USE_TOUCHSCREEN
| MC13XXX_USE_RTC
| MC13XXX_USE_CODEC
,
504 static struct imx_ssi_platform_data mx31_3ds_ssi_pdata
= {
505 .flags
= IMX_SSI_DMA
| IMX_SSI_NET
,
509 static int spi0_internal_chipselect
[] = {
513 static const struct spi_imx_master spi0_pdata __initconst
= {
514 .chipselect
= spi0_internal_chipselect
,
515 .num_chipselect
= ARRAY_SIZE(spi0_internal_chipselect
),
518 static int spi1_internal_chipselect
[] = {
523 static const struct spi_imx_master spi1_pdata __initconst
= {
524 .chipselect
= spi1_internal_chipselect
,
525 .num_chipselect
= ARRAY_SIZE(spi1_internal_chipselect
),
528 static struct spi_board_info mx31_3ds_spi_devs
[] __initdata
= {
530 .modalias
= "mc13783",
531 .max_speed_hz
= 1000000,
533 .chip_select
= 1, /* SS2 */
534 .platform_data
= &mc13783_pdata
,
535 /* irq number is run-time assigned */
538 .modalias
= "l4f00242t03",
539 .max_speed_hz
= 5000000,
541 .chip_select
= 0, /* SS2 */
542 .platform_data
= &mx31_3ds_l4f00242t03_pdata
,
549 static const struct mxc_nand_platform_data
550 mx31_3ds_nand_board_info __initconst
= {
553 #ifdef CONFIG_MACH_MX31_3DS_MXC_NAND_USE_BBT
562 #define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
563 PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)
565 #define USBOTG_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_PWR)
566 #define USBH2_RST_B IOMUX_TO_GPIO(MX31_PIN_USB_BYP)
568 static int mx31_3ds_usbotg_init(void)
572 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA0
, USB_PAD_CFG
);
573 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA1
, USB_PAD_CFG
);
574 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA2
, USB_PAD_CFG
);
575 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA3
, USB_PAD_CFG
);
576 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA4
, USB_PAD_CFG
);
577 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA5
, USB_PAD_CFG
);
578 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA6
, USB_PAD_CFG
);
579 mxc_iomux_set_pad(MX31_PIN_USBOTG_DATA7
, USB_PAD_CFG
);
580 mxc_iomux_set_pad(MX31_PIN_USBOTG_CLK
, USB_PAD_CFG
);
581 mxc_iomux_set_pad(MX31_PIN_USBOTG_DIR
, USB_PAD_CFG
);
582 mxc_iomux_set_pad(MX31_PIN_USBOTG_NXT
, USB_PAD_CFG
);
583 mxc_iomux_set_pad(MX31_PIN_USBOTG_STP
, USB_PAD_CFG
);
585 err
= gpio_request(USBOTG_RST_B
, "otgusb-reset");
587 pr_err("Failed to request the USB OTG reset gpio\n");
591 err
= gpio_direction_output(USBOTG_RST_B
, 0);
593 pr_err("Failed to drive the USB OTG reset gpio\n");
594 goto usbotg_free_reset
;
598 gpio_set_value(USBOTG_RST_B
, 1);
602 gpio_free(USBOTG_RST_B
);
606 static int mx31_3ds_otg_init(struct platform_device
*pdev
)
608 return mx31_initialize_usb_hw(pdev
->id
, MXC_EHCI_POWER_PINS_ENABLED
);
611 static int mx31_3ds_host2_init(struct platform_device
*pdev
)
615 mxc_iomux_set_pad(MX31_PIN_USBH2_CLK
, USB_PAD_CFG
);
616 mxc_iomux_set_pad(MX31_PIN_USBH2_DIR
, USB_PAD_CFG
);
617 mxc_iomux_set_pad(MX31_PIN_USBH2_NXT
, USB_PAD_CFG
);
618 mxc_iomux_set_pad(MX31_PIN_USBH2_STP
, USB_PAD_CFG
);
619 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA0
, USB_PAD_CFG
);
620 mxc_iomux_set_pad(MX31_PIN_USBH2_DATA1
, USB_PAD_CFG
);
621 mxc_iomux_set_pad(MX31_PIN_PC_VS2
, USB_PAD_CFG
);
622 mxc_iomux_set_pad(MX31_PIN_PC_BVD1
, USB_PAD_CFG
);
623 mxc_iomux_set_pad(MX31_PIN_PC_BVD2
, USB_PAD_CFG
);
624 mxc_iomux_set_pad(MX31_PIN_PC_RST
, USB_PAD_CFG
);
625 mxc_iomux_set_pad(MX31_PIN_IOIS16
, USB_PAD_CFG
);
626 mxc_iomux_set_pad(MX31_PIN_PC_RW_B
, USB_PAD_CFG
);
628 err
= gpio_request(USBH2_RST_B
, "usbh2-reset");
630 pr_err("Failed to request the USB Host 2 reset gpio\n");
634 err
= gpio_direction_output(USBH2_RST_B
, 0);
636 pr_err("Failed to drive the USB Host 2 reset gpio\n");
637 goto usbotg_free_reset
;
641 gpio_set_value(USBH2_RST_B
, 1);
645 return mx31_initialize_usb_hw(pdev
->id
, MXC_EHCI_POWER_PINS_ENABLED
);
648 gpio_free(USBH2_RST_B
);
652 static struct mxc_usbh_platform_data otg_pdata __initdata
= {
653 .init
= mx31_3ds_otg_init
,
654 .portsc
= MXC_EHCI_MODE_ULPI
,
657 static struct mxc_usbh_platform_data usbh2_pdata __initdata
= {
658 .init
= mx31_3ds_host2_init
,
659 .portsc
= MXC_EHCI_MODE_ULPI
,
662 static const struct fsl_usb2_platform_data usbotg_pdata __initconst
= {
663 .operating_mode
= FSL_USB2_DR_DEVICE
,
664 .phy_mode
= FSL_USB2_PHY_ULPI
,
667 static bool otg_mode_host __initdata
;
669 static int __init
mx31_3ds_otg_mode(char *options
)
671 if (!strcmp(options
, "host"))
672 otg_mode_host
= true;
673 else if (!strcmp(options
, "device"))
674 otg_mode_host
= false;
676 pr_info("otg_mode neither \"host\" nor \"device\". "
677 "Defaulting to device\n");
680 __setup("otg_mode=", mx31_3ds_otg_mode
);
682 static const struct imxuart_platform_data uart_pdata __initconst
= {
683 .flags
= IMXUART_HAVE_RTSCTS
,
686 static const struct imxi2c_platform_data mx31_3ds_i2c0_data __initconst
= {
690 static struct platform_device
*devices
[] __initdata
= {
694 static void __init
mx31_3ds_init(void)
700 /* Configure SPI1 IOMUX */
701 mxc_iomux_set_gpr(MUX_PGP_CSPI_BB
, true);
703 mxc_iomux_setup_multiple_pins(mx31_3ds_pins
, ARRAY_SIZE(mx31_3ds_pins
),
706 imx31_add_imx_uart0(&uart_pdata
);
707 imx31_add_mxc_nand(&mx31_3ds_nand_board_info
);
709 imx31_add_spi_imx1(&spi1_pdata
);
710 mx31_3ds_spi_devs
[0].irq
= gpio_to_irq(IOMUX_TO_GPIO(MX31_PIN_GPIO1_3
));
711 spi_register_board_info(mx31_3ds_spi_devs
,
712 ARRAY_SIZE(mx31_3ds_spi_devs
));
714 platform_add_devices(devices
, ARRAY_SIZE(devices
));
716 imx31_add_imx_keypad(&mx31_3ds_keymap_data
);
718 mx31_3ds_usbotg_init();
720 otg_pdata
.otg
= imx_otg_ulpi_create(ULPI_OTG_DRVVBUS
|
721 ULPI_OTG_DRVVBUS_EXT
);
723 imx31_add_mxc_ehci_otg(&otg_pdata
);
725 usbh2_pdata
.otg
= imx_otg_ulpi_create(ULPI_OTG_DRVVBUS
|
726 ULPI_OTG_DRVVBUS_EXT
);
728 imx31_add_mxc_ehci_hs(2, &usbh2_pdata
);
731 imx31_add_fsl_usb2_udc(&usbotg_pdata
);
733 if (mxc_expio_init(MX31_CS5_BASE_ADDR
, IOMUX_TO_GPIO(MX31_PIN_GPIO1_1
)))
734 printk(KERN_WARNING
"Init of the debug board failed, all "
735 "devices on the debug board are unusable.\n");
736 imx31_add_imx2_wdt();
737 imx31_add_imx_i2c0(&mx31_3ds_i2c0_data
);
738 imx31_add_mxc_mmc(0, &sdhc1_pdata
);
740 imx31_add_spi_imx0(&spi0_pdata
);
741 imx31_add_ipu_core();
742 imx31_add_mx3_sdc_fb(&mx3fb_pdata
);
745 /* Camera power: default - off */
746 ret
= gpio_request_array(mx31_3ds_camera_gpios
,
747 ARRAY_SIZE(mx31_3ds_camera_gpios
));
749 pr_err("Failed to request camera gpios");
750 iclink_ov2640
.power
= NULL
;
753 mx31_3ds_init_camera();
755 imx31_add_imx_ssi(0, &mx31_3ds_ssi_pdata
);
757 imx_add_platform_device("imx_mc13783", 0, NULL
, 0, NULL
, 0);
760 static void __init
mx31_3ds_timer_init(void)
762 mx31_clocks_init(26000000);
765 static struct sys_timer mx31_3ds_timer
= {
766 .init
= mx31_3ds_timer_init
,
769 static void __init
mx31_3ds_reserve(void)
771 /* reserve MX31_3DS_CAMERA_BUF_SIZE bytes for mx3-camera */
772 mx3_camera_base
= arm_memblock_steal(MX31_3DS_CAMERA_BUF_SIZE
,
773 MX31_3DS_CAMERA_BUF_SIZE
);
776 MACHINE_START(MX31_3DS
, "Freescale MX31PDK (3DS)")
777 /* Maintainer: Freescale Semiconductor, Inc. */
778 .atag_offset
= 0x100,
779 .map_io
= mx31_map_io
,
780 .init_early
= imx31_init_early
,
781 .init_irq
= mx31_init_irq
,
782 .handle_irq
= imx31_handle_irq
,
783 .timer
= &mx31_3ds_timer
,
784 .init_machine
= mx31_3ds_init
,
785 .reserve
= mx31_3ds_reserve
,
786 .restart
= mxc_restart
,