[deliverable/linux.git] / arch / arm / mach-mx3 / mx31moboard-marxbot.c

/*
 * Copyright (C) 2009 Valentin Longchamp, EPFL Mobots group
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/spi/spi.h>
#include <linux/platform_device.h>
#include <linux/types.h>

#include <linux/usb/otg.h>

#include <mach/common.h>
#include <mach/hardware.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx3.h>
#include <mach/mmc.h>
#include <mach/mxc_ehci.h>
#include <mach/ulpi.h>

#include <media/soc_camera.h>

#include "devices.h"

static unsigned int marxbot_pins[] = {
	/* SDHC2 */
	MX31_PIN_PC_PWRON__SD2_DATA3, MX31_PIN_PC_VS1__SD2_DATA2,
	MX31_PIN_PC_READY__SD2_DATA1, MX31_PIN_PC_WAIT_B__SD2_DATA0,
	MX31_PIN_PC_CD2_B__SD2_CLK, MX31_PIN_PC_CD1_B__SD2_CMD,
	MX31_PIN_ATA_DIOR__GPIO3_28, MX31_PIN_ATA_DIOW__GPIO3_29,
	/* CSI */
	MX31_PIN_CSI_D6__CSI_D6, MX31_PIN_CSI_D7__CSI_D7,
	MX31_PIN_CSI_D8__CSI_D8, MX31_PIN_CSI_D9__CSI_D9,
	MX31_PIN_CSI_D10__CSI_D10, MX31_PIN_CSI_D11__CSI_D11,
	MX31_PIN_CSI_D12__CSI_D12, MX31_PIN_CSI_D13__CSI_D13,
	MX31_PIN_CSI_D14__CSI_D14, MX31_PIN_CSI_D15__CSI_D15,
	MX31_PIN_CSI_HSYNC__CSI_HSYNC, MX31_PIN_CSI_MCLK__CSI_MCLK,
	MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, MX31_PIN_CSI_VSYNC__CSI_VSYNC,
	MX31_PIN_CSI_D4__GPIO3_4, MX31_PIN_CSI_D5__GPIO3_5,
	MX31_PIN_GPIO3_0__GPIO3_0, MX31_PIN_GPIO3_1__GPIO3_1,
	MX31_PIN_TXD2__GPIO1_28,
	/* dsPIC resets */
	MX31_PIN_STXD5__GPIO1_21, MX31_PIN_SRXD5__GPIO1_22,
	/*battery detection */
	MX31_PIN_LCS0__GPIO3_23,
	/* USB H1 */
	MX31_PIN_CSPI1_MISO__USBH1_RXDP, MX31_PIN_CSPI1_MOSI__USBH1_RXDM,
	MX31_PIN_CSPI1_SS0__USBH1_TXDM, MX31_PIN_CSPI1_SS1__USBH1_TXDP,
	MX31_PIN_CSPI1_SS2__USBH1_RCV, MX31_PIN_CSPI1_SCLK__USBH1_OEB,
	MX31_PIN_CSPI1_SPI_RDY__USBH1_FS, MX31_PIN_SFS6__USBH1_SUSPEND,
	MX31_PIN_NFRE_B__GPIO1_11, MX31_PIN_NFALE__GPIO1_12,
	/* SEL */
	MX31_PIN_DTR_DCE1__GPIO2_8, MX31_PIN_DSR_DCE1__GPIO2_9,
	MX31_PIN_RI_DCE1__GPIO2_10, MX31_PIN_DCD_DCE1__GPIO2_11,
};

#define SDHC2_CD IOMUX_TO_GPIO(MX31_PIN_ATA_DIOR)
#define SDHC2_WP IOMUX_TO_GPIO(MX31_PIN_ATA_DIOW)

static int marxbot_sdhc2_get_ro(struct device *dev)
{
	return !gpio_get_value(SDHC2_WP);
}

static int marxbot_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
		void *data)
{
	int ret;

	ret = gpio_request(SDHC2_CD, "sdhc-detect");
	if (ret)
		return ret;

	gpio_direction_input(SDHC2_CD);

	ret = gpio_request(SDHC2_WP, "sdhc-wp");
	if (ret)
		goto err_gpio_free;
	gpio_direction_input(SDHC2_WP);

	ret = request_irq(gpio_to_irq(SDHC2_CD), detect_irq,
		IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
		"sdhc2-card-detect", data);
	if (ret)
		goto err_gpio_free_2;

	return 0;

err_gpio_free_2:
	gpio_free(SDHC2_WP);
err_gpio_free:
	gpio_free(SDHC2_CD);

	return ret;
}

static void marxbot_sdhc2_exit(struct device *dev, void *data)
{
	free_irq(gpio_to_irq(SDHC2_CD), data);
	gpio_free(SDHC2_WP);
	gpio_free(SDHC2_CD);
}

static struct imxmmc_platform_data sdhc2_pdata = {
	.get_ro	= marxbot_sdhc2_get_ro,
	.init	= marxbot_sdhc2_init,
	.exit	= marxbot_sdhc2_exit,
};

#define TRSLAT_RST_B	IOMUX_TO_GPIO(MX31_PIN_STXD5)
#define DSPICS_RST_B	IOMUX_TO_GPIO(MX31_PIN_SRXD5)

static void dspics_resets_init(void)
{
	if (!gpio_request(TRSLAT_RST_B, "translator-rst")) {
		gpio_direction_output(TRSLAT_RST_B, 0);
		gpio_export(TRSLAT_RST_B, false);
	}

	if (!gpio_request(DSPICS_RST_B, "dspics-rst")) {
		gpio_direction_output(DSPICS_RST_B, 0);
		gpio_export(DSPICS_RST_B, false);
	}
}

static struct spi_board_info marxbot_spi_board_info[] __initdata = {
	{
		.modalias = "spidev",
		.max_speed_hz = 300000,
		.bus_num = 1,
		.chip_select = 1, /* according spi1_cs[] ! */
	},
};

#define TURRETCAM_POWER	IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)
#define BASECAM_POWER	IOMUX_TO_GPIO(MX31_PIN_CSI_D5)
#define TURRETCAM_RST_B	IOMUX_TO_GPIO(MX31_PIN_GPIO3_0)
#define BASECAM_RST_B	IOMUX_TO_GPIO(MX31_PIN_CSI_D4)
#define CAM_CHOICE	IOMUX_TO_GPIO(MX31_PIN_TXD2)

static int marxbot_basecam_power(struct device *dev, int on)
{
	gpio_set_value(BASECAM_POWER, !on);
	return 0;
}

static int marxbot_basecam_reset(struct device *dev)
{
	gpio_set_value(BASECAM_RST_B, 0);
	udelay(100);
	gpio_set_value(BASECAM_RST_B, 1);
	return 0;
}

static struct i2c_board_info marxbot_i2c_devices[] = {
	{
		I2C_BOARD_INFO("mt9t031", 0x5d),
	},
};

static struct soc_camera_link base_iclink = {
	.bus_id		= 0,		/* Must match with the camera ID */
	.power		= marxbot_basecam_power,
	.reset		= marxbot_basecam_reset,
	.board_info	= &marxbot_i2c_devices[0],
	.i2c_adapter_id	= 0,
	.module_name	= "mt9t031",
};

static struct platform_device marxbot_camera[] = {
	{
		.name	= "soc-camera-pdrv",
		.id	= 0,
		.dev	= {
			.platform_data = &base_iclink,
		},
	},
};

static struct platform_device *marxbot_cameras[] __initdata = {
	&marxbot_camera[0],
};

static int __init marxbot_cam_init(void)
{
	int ret = gpio_request(CAM_CHOICE, "cam-choice");
	if (ret)
		return ret;
	gpio_direction_output(CAM_CHOICE, 0);

	ret = gpio_request(BASECAM_RST_B, "basecam-reset");
	if (ret)
		return ret;
	gpio_direction_output(BASECAM_RST_B, 1);
	ret = gpio_request(BASECAM_POWER, "basecam-standby");
	if (ret)
		return ret;
	gpio_direction_output(BASECAM_POWER, 0);

	ret = gpio_request(TURRETCAM_RST_B, "turretcam-reset");
	if (ret)
		return ret;
	gpio_direction_output(TURRETCAM_RST_B, 1);
	ret = gpio_request(TURRETCAM_POWER, "turretcam-standby");
	if (ret)
		return ret;
	gpio_direction_output(TURRETCAM_POWER, 0);

	return 0;
}

#define SEL0 IOMUX_TO_GPIO(MX31_PIN_DTR_DCE1)
#define SEL1 IOMUX_TO_GPIO(MX31_PIN_DSR_DCE1)
#define SEL2 IOMUX_TO_GPIO(MX31_PIN_RI_DCE1)
#define SEL3 IOMUX_TO_GPIO(MX31_PIN_DCD_DCE1)

static void marxbot_init_sel_gpios(void)
{
	if (!gpio_request(SEL0, "sel0")) {
		gpio_direction_input(SEL0);
		gpio_export(SEL0, true);
	}

	if (!gpio_request(SEL1, "sel1")) {
		gpio_direction_input(SEL1);
		gpio_export(SEL1, true);
	}

	if (!gpio_request(SEL2, "sel2")) {
		gpio_direction_input(SEL2);
		gpio_export(SEL2, true);
	}

	if (!gpio_request(SEL3, "sel3")) {
		gpio_direction_input(SEL3);
		gpio_export(SEL3, true);
	}
}

#define USB_PAD_CFG (PAD_CTL_DRV_MAX | PAD_CTL_SRE_FAST | PAD_CTL_HYS_CMOS | \
			PAD_CTL_ODE_CMOS | PAD_CTL_100K_PU)

static int marxbot_usbh1_hw_init(struct platform_device *pdev)
{
	mxc_iomux_set_gpr(MUX_PGP_USB_SUSPEND, true);

	mxc_iomux_set_pad(MX31_PIN_CSPI1_MISO, USB_PAD_CFG);
	mxc_iomux_set_pad(MX31_PIN_CSPI1_MOSI, USB_PAD_CFG);
	mxc_iomux_set_pad(MX31_PIN_CSPI1_SS0, USB_PAD_CFG);
	mxc_iomux_set_pad(MX31_PIN_CSPI1_SS1, USB_PAD_CFG);
	mxc_iomux_set_pad(MX31_PIN_CSPI1_SS2, USB_PAD_CFG);
	mxc_iomux_set_pad(MX31_PIN_CSPI1_SCLK, USB_PAD_CFG);
	mxc_iomux_set_pad(MX31_PIN_CSPI1_SPI_RDY, USB_PAD_CFG);
	mxc_iomux_set_pad(MX31_PIN_SFS6, USB_PAD_CFG);

	return 0;
}

#define USBH1_VBUSEN_B	IOMUX_TO_GPIO(MX31_PIN_NFRE_B)
#define USBH1_MODE	IOMUX_TO_GPIO(MX31_PIN_NFALE)

static int marxbot_isp1105_init(struct otg_transceiver *otg)
{
	int ret = gpio_request(USBH1_MODE, "usbh1-mode");
	if (ret)
		return ret;
	/* single ended */
	gpio_direction_output(USBH1_MODE, 0);

	ret = gpio_request(USBH1_VBUSEN_B, "usbh1-vbusen");
	if (ret) {
		gpio_free(USBH1_MODE);
		return ret;
	}
	gpio_direction_output(USBH1_VBUSEN_B, 1);

	return 0;
}


static int marxbot_isp1105_set_vbus(struct otg_transceiver *otg, bool on)
{
	if (on)
		gpio_set_value(USBH1_VBUSEN_B, 0);
	else
		gpio_set_value(USBH1_VBUSEN_B, 1);

	return 0;
}

static struct mxc_usbh_platform_data usbh1_pdata = {
	.init	= marxbot_usbh1_hw_init,
	.portsc	= MXC_EHCI_MODE_UTMI | MXC_EHCI_SERIAL,
	.flags	= MXC_EHCI_POWER_PINS_ENABLED | MXC_EHCI_INTERFACE_SINGLE_UNI,
};

static int __init marxbot_usbh1_init(void)
{
	struct otg_transceiver *otg;

	otg = kzalloc(sizeof(*otg), GFP_KERNEL);
	if (!otg)
		return -ENOMEM;

	otg->label	= "ISP1105";
	otg->init	= marxbot_isp1105_init;
	otg->set_vbus	= marxbot_isp1105_set_vbus;

	usbh1_pdata.otg = otg;

	return mxc_register_device(&mxc_usbh1, &usbh1_pdata);
}

/*
 * system init for baseboard usage. Will be called by mx31moboard init.
 */
void __init mx31moboard_marxbot_init(void)
{
	printk(KERN_INFO "Initializing mx31marxbot peripherals\n");

	mxc_iomux_setup_multiple_pins(marxbot_pins, ARRAY_SIZE(marxbot_pins),
		"marxbot");

	marxbot_init_sel_gpios();

	dspics_resets_init();

	mxc_register_device(&mxcsdhc_device1, &sdhc2_pdata);

	spi_register_board_info(marxbot_spi_board_info,
		ARRAY_SIZE(marxbot_spi_board_info));

	marxbot_cam_init();
	platform_add_devices(marxbot_cameras, ARRAY_SIZE(marxbot_cameras));

	/* battery present pin */
	gpio_request(IOMUX_TO_GPIO(MX31_PIN_LCS0), "bat-present");
	gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_LCS0));
	gpio_export(IOMUX_TO_GPIO(MX31_PIN_LCS0), false);

	marxbot_usbh1_init();
}
Commit	Line	Data
e00f0b4a VL	1	/*
	2	* Copyright (C) 2009 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	* You should have received a copy of the GNU General Public License
	15	* along with this program; if not, write to the Free Software
	16	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	17	*/
	18
04ea3c80	19	#include <linux/delay.h>
45b131a7	20	#include <linux/gpio.h>
e00f0b4a	21	#include <linux/init.h>
45b131a7	22	#include <linux/interrupt.h>
04ea3c80	23	#include <linux/i2c.h>
33c4d919	24	#include <linux/spi/spi.h>
e00f0b4a	25	#include <linux/platform_device.h>
220bbcea	26	#include <linux/types.h>
e00f0b4a	27
d67d1075 VL	28	#include <linux/usb/otg.h>
d67d1075 VL	29
e00f0b4a	30	#include <mach/common.h>
220bbcea	31	#include <mach/hardware.h>
e00f0b4a VL	32	#include <mach/imx-uart.h>
e00f0b4a VL	33	#include <mach/iomux-mx3.h>
45b131a7	34	#include <mach/mmc.h>
d67d1075 VL	35	#include <mach/mxc_ehci.h>
d67d1075 VL	36	#include <mach/ulpi.h>
e00f0b4a	37
04ea3c80 VL	38	#include <media/soc_camera.h>
04ea3c80 VL	39
e00f0b4a VL	40	#include "devices.h"
e00f0b4a VL	41
56c7a45b VL	42	static unsigned int marxbot_pins[] = {
	43	/* SDHC2 */
	44	MX31_PIN_PC_PWRON__SD2_DATA3, MX31_PIN_PC_VS1__SD2_DATA2,
	45	MX31_PIN_PC_READY__SD2_DATA1, MX31_PIN_PC_WAIT_B__SD2_DATA0,
	46	MX31_PIN_PC_CD2_B__SD2_CLK, MX31_PIN_PC_CD1_B__SD2_CMD,
	47	MX31_PIN_ATA_DIOR__GPIO3_28, MX31_PIN_ATA_DIOW__GPIO3_29,
	48	/* CSI */
56c7a45b VL	49	MX31_PIN_CSI_D6__CSI_D6, MX31_PIN_CSI_D7__CSI_D7,
	50	MX31_PIN_CSI_D8__CSI_D8, MX31_PIN_CSI_D9__CSI_D9,
	51	MX31_PIN_CSI_D10__CSI_D10, MX31_PIN_CSI_D11__CSI_D11,
	52	MX31_PIN_CSI_D12__CSI_D12, MX31_PIN_CSI_D13__CSI_D13,
	53	MX31_PIN_CSI_D14__CSI_D14, MX31_PIN_CSI_D15__CSI_D15,
	54	MX31_PIN_CSI_HSYNC__CSI_HSYNC, MX31_PIN_CSI_MCLK__CSI_MCLK,
	55	MX31_PIN_CSI_PIXCLK__CSI_PIXCLK, MX31_PIN_CSI_VSYNC__CSI_VSYNC,
04ea3c80	56	MX31_PIN_CSI_D4__GPIO3_4, MX31_PIN_CSI_D5__GPIO3_5,
56c7a45b VL	57	MX31_PIN_GPIO3_0__GPIO3_0, MX31_PIN_GPIO3_1__GPIO3_1,
56c7a45b VL	58	MX31_PIN_TXD2__GPIO1_28,
2718c15c VL	59	/* dsPIC resets */
2718c15c VL	60	MX31_PIN_STXD5__GPIO1_21, MX31_PIN_SRXD5__GPIO1_22,
10949fff VL	61	/battery detection /
10949fff VL	62	MX31_PIN_LCS0__GPIO3_23,
d67d1075 VL	63	/* USB H1 */
	64	MX31_PIN_CSPI1_MISO__USBH1_RXDP, MX31_PIN_CSPI1_MOSI__USBH1_RXDM,
	65	MX31_PIN_CSPI1_SS0__USBH1_TXDM, MX31_PIN_CSPI1_SS1__USBH1_TXDP,
	66	MX31_PIN_CSPI1_SS2__USBH1_RCV, MX31_PIN_CSPI1_SCLK__USBH1_OEB,
	67	MX31_PIN_CSPI1_SPI_RDY__USBH1_FS, MX31_PIN_SFS6__USBH1_SUSPEND,
	68	MX31_PIN_NFRE_B__GPIO1_11, MX31_PIN_NFALE__GPIO1_12,
e335c75c VL	69	/* SEL */
	70	MX31_PIN_DTR_DCE1__GPIO2_8, MX31_PIN_DSR_DCE1__GPIO2_9,
	71	MX31_PIN_RI_DCE1__GPIO2_10, MX31_PIN_DCD_DCE1__GPIO2_11,
56c7a45b VL	72	};
56c7a45b VL	73
45b131a7 VL	74	#define SDHC2_CD IOMUX_TO_GPIO(MX31_PIN_ATA_DIOR)
	75	#define SDHC2_WP IOMUX_TO_GPIO(MX31_PIN_ATA_DIOW)
	76
	77	static int marxbot_sdhc2_get_ro(struct device *dev)
	78	{
563abb4b	79	return !gpio_get_value(SDHC2_WP);
45b131a7 VL	80	}
	81
	82	static int marxbot_sdhc2_init(struct device *dev, irq_handler_t detect_irq,
	83	void *data)
	84	{
4f163eb8 SH	85	int ret;
	86
	87	ret = gpio_request(SDHC2_CD, "sdhc-detect");
	88	if (ret)
	89	return ret;
	90
	91	gpio_direction_input(SDHC2_CD);
	92
	93	ret = gpio_request(SDHC2_WP, "sdhc-wp");
	94	if (ret)
	95	goto err_gpio_free;
	96	gpio_direction_input(SDHC2_WP);
	97
	98	ret = request_irq(gpio_to_irq(SDHC2_CD), detect_irq,
45b131a7 VL	99	IRQF_TRIGGER_RISING \| IRQF_TRIGGER_FALLING,
45b131a7 VL	100	"sdhc2-card-detect", data);
4f163eb8 SH	101	if (ret)
	102	goto err_gpio_free_2;
	103
	104	return 0;
	105
	106	err_gpio_free_2:
	107	gpio_free(SDHC2_WP);
	108	err_gpio_free:
	109	gpio_free(SDHC2_CD);
	110
	111	return ret;
45b131a7 VL	112	}
	113
	114	static void marxbot_sdhc2_exit(struct device dev, void data)
	115	{
	116	free_irq(gpio_to_irq(SDHC2_CD), data);
4f163eb8 SH	117	gpio_free(SDHC2_WP);
4f163eb8 SH	118	gpio_free(SDHC2_CD);
45b131a7 VL	119	}
	120
	121	static struct imxmmc_platform_data sdhc2_pdata = {
	122	.get_ro = marxbot_sdhc2_get_ro,
	123	.init = marxbot_sdhc2_init,
	124	.exit = marxbot_sdhc2_exit,
	125	};
	126
2718c15c VL	127	#define TRSLAT_RST_B IOMUX_TO_GPIO(MX31_PIN_STXD5)
	128	#define DSPICS_RST_B IOMUX_TO_GPIO(MX31_PIN_SRXD5)
	129
	130	static void dspics_resets_init(void)
	131	{
	132	if (!gpio_request(TRSLAT_RST_B, "translator-rst")) {
f8594c28	133	gpio_direction_output(TRSLAT_RST_B, 0);
2718c15c VL	134	gpio_export(TRSLAT_RST_B, false);
	135	}
	136
	137	if (!gpio_request(DSPICS_RST_B, "dspics-rst")) {
f8594c28	138	gpio_direction_output(DSPICS_RST_B, 0);
2718c15c VL	139	gpio_export(DSPICS_RST_B, false);
	140	}
	141	}
	142
33c4d919 VL	143	static struct spi_board_info marxbot_spi_board_info[] __initdata = {
	144	{
	145	.modalias = "spidev",
	146	.max_speed_hz = 300000,
	147	.bus_num = 1,
	148	.chip_select = 1, /* according spi1_cs[] ! */
	149	},
	150	};
	151
04ea3c80 VL	152	#define TURRETCAM_POWER IOMUX_TO_GPIO(MX31_PIN_GPIO3_1)
	153	#define BASECAM_POWER IOMUX_TO_GPIO(MX31_PIN_CSI_D5)
	154	#define TURRETCAM_RST_B IOMUX_TO_GPIO(MX31_PIN_GPIO3_0)
	155	#define BASECAM_RST_B IOMUX_TO_GPIO(MX31_PIN_CSI_D4)
	156	#define CAM_CHOICE IOMUX_TO_GPIO(MX31_PIN_TXD2)
	157
	158	static int marxbot_basecam_power(struct device *dev, int on)
	159	{
	160	gpio_set_value(BASECAM_POWER, !on);
	161	return 0;
	162	}
	163
	164	static int marxbot_basecam_reset(struct device *dev)
	165	{
	166	gpio_set_value(BASECAM_RST_B, 0);
	167	udelay(100);
	168	gpio_set_value(BASECAM_RST_B, 1);
	169	return 0;
	170	}
	171
	172	static struct i2c_board_info marxbot_i2c_devices[] = {
	173	{
	174	I2C_BOARD_INFO("mt9t031", 0x5d),
	175	},
	176	};
	177
	178	static struct soc_camera_link base_iclink = {
	179	.bus_id = 0, /* Must match with the camera ID */
	180	.power = marxbot_basecam_power,
	181	.reset = marxbot_basecam_reset,
	182	.board_info = &marxbot_i2c_devices[0],
	183	.i2c_adapter_id = 0,
	184	.module_name = "mt9t031",
	185	};
	186
	187	static struct platform_device marxbot_camera[] = {
	188	{
	189	.name = "soc-camera-pdrv",
	190	.id = 0,
	191	.dev = {
	192	.platform_data = &base_iclink,
	193	},
	194	},
	195	};
	196
	197	static struct platform_device *marxbot_cameras[] __initdata = {
	198	&marxbot_camera[0],
	199	};
	200
	201	static int __init marxbot_cam_init(void)
	202	{
	203	int ret = gpio_request(CAM_CHOICE, "cam-choice");
	204	if (ret)
	205	return ret;
f8594c28	206	gpio_direction_output(CAM_CHOICE, 0);
04ea3c80 VL	207
	208	ret = gpio_request(BASECAM_RST_B, "basecam-reset");
	209	if (ret)
	210	return ret;
	211	gpio_direction_output(BASECAM_RST_B, 1);
	212	ret = gpio_request(BASECAM_POWER, "basecam-standby");
	213	if (ret)
	214	return ret;
	215	gpio_direction_output(BASECAM_POWER, 0);
	216
	217	ret = gpio_request(TURRETCAM_RST_B, "turretcam-reset");
	218	if (ret)
	219	return ret;
	220	gpio_direction_output(TURRETCAM_RST_B, 1);
	221	ret = gpio_request(TURRETCAM_POWER, "turretcam-standby");
	222	if (ret)
	223	return ret;
	224	gpio_direction_output(TURRETCAM_POWER, 0);
	225
	226	return 0;
	227	}
	228
e335c75c VL	229	#define SEL0 IOMUX_TO_GPIO(MX31_PIN_DTR_DCE1)
	230	#define SEL1 IOMUX_TO_GPIO(MX31_PIN_DSR_DCE1)
	231	#define SEL2 IOMUX_TO_GPIO(MX31_PIN_RI_DCE1)
	232	#define SEL3 IOMUX_TO_GPIO(MX31_PIN_DCD_DCE1)
	233
	234	static void marxbot_init_sel_gpios(void)
	235	{
	236	if (!gpio_request(SEL0, "sel0")) {
	237	gpio_direction_input(SEL0);
	238	gpio_export(SEL0, true);
	239	}
	240
	241	if (!gpio_request(SEL1, "sel1")) {
	242	gpio_direction_input(SEL1);
	243	gpio_export(SEL1, true);
	244	}
	245
	246	if (!gpio_request(SEL2, "sel2")) {
	247	gpio_direction_input(SEL2);
	248	gpio_export(SEL2, true);
	249	}
	250
	251	if (!gpio_request(SEL3, "sel3")) {
	252	gpio_direction_input(SEL3);
	253	gpio_export(SEL3, true);
	254	}
	255	}
	256
d67d1075 VL	257	#define USB_PAD_CFG (PAD_CTL_DRV_MAX \| PAD_CTL_SRE_FAST \| PAD_CTL_HYS_CMOS \| \
	258	PAD_CTL_ODE_CMOS \| PAD_CTL_100K_PU)
	259
	260	static int marxbot_usbh1_hw_init(struct platform_device *pdev)
	261	{
	262	mxc_iomux_set_gpr(MUX_PGP_USB_SUSPEND, true);
	263
	264	mxc_iomux_set_pad(MX31_PIN_CSPI1_MISO, USB_PAD_CFG);
	265	mxc_iomux_set_pad(MX31_PIN_CSPI1_MOSI, USB_PAD_CFG);
	266	mxc_iomux_set_pad(MX31_PIN_CSPI1_SS0, USB_PAD_CFG);
	267	mxc_iomux_set_pad(MX31_PIN_CSPI1_SS1, USB_PAD_CFG);
	268	mxc_iomux_set_pad(MX31_PIN_CSPI1_SS2, USB_PAD_CFG);
	269	mxc_iomux_set_pad(MX31_PIN_CSPI1_SCLK, USB_PAD_CFG);
	270	mxc_iomux_set_pad(MX31_PIN_CSPI1_SPI_RDY, USB_PAD_CFG);
	271	mxc_iomux_set_pad(MX31_PIN_SFS6, USB_PAD_CFG);
	272
	273	return 0;
	274	}
	275
	276	#define USBH1_VBUSEN_B IOMUX_TO_GPIO(MX31_PIN_NFRE_B)
	277	#define USBH1_MODE IOMUX_TO_GPIO(MX31_PIN_NFALE)
	278
	279	static int marxbot_isp1105_init(struct otg_transceiver *otg)
	280	{
	281	int ret = gpio_request(USBH1_MODE, "usbh1-mode");
	282	if (ret)
	283	return ret;
	284	/* single ended */
	285	gpio_direction_output(USBH1_MODE, 0);
	286
	287	ret = gpio_request(USBH1_VBUSEN_B, "usbh1-vbusen");
	288	if (ret) {
	289	gpio_free(USBH1_MODE);
	290	return ret;
	291	}
	292	gpio_direction_output(USBH1_VBUSEN_B, 1);
	293
	294	return 0;
	295	}
	296
	297
	298	static int marxbot_isp1105_set_vbus(struct otg_transceiver *otg, bool on)
	299	{
	300	if (on)
	301	gpio_set_value(USBH1_VBUSEN_B, 0);
	302	else
	303	gpio_set_value(USBH1_VBUSEN_B, 1);
	304
	305	return 0;
	306	}
	307
	308	static struct mxc_usbh_platform_data usbh1_pdata = {
	309	.init = marxbot_usbh1_hw_init,
	310	.portsc = MXC_EHCI_MODE_UTMI \| MXC_EHCI_SERIAL,
	311	.flags = MXC_EHCI_POWER_PINS_ENABLED \| MXC_EHCI_INTERFACE_SINGLE_UNI,
	312	};
	313
	314	static int __init marxbot_usbh1_init(void)
	315	{
	316	struct otg_transceiver *otg;
	317
	318	otg = kzalloc(sizeof(*otg), GFP_KERNEL);
	319	if (!otg)
	320	return -ENOMEM;
321
322	otg->label = "ISP1105";
323	otg->init = marxbot_isp1105_init;
324	otg->set_vbus = marxbot_isp1105_set_vbus;
325
326	usbh1_pdata.otg = otg;
327
4c21186b	328	return mxc_register_device(&mxc_usbh1, &usbh1_pdata);
d67d1075 VL	329	}
d67d1075 VL	330
e00f0b4a VL	331	/*
	332	* system init for baseboard usage. Will be called by mx31moboard init.
	333	*/
	334	void __init mx31moboard_marxbot_init(void)
	335	{
	336	printk(KERN_INFO "Initializing mx31marxbot peripherals\n");
56c7a45b VL	337
	338	mxc_iomux_setup_multiple_pins(marxbot_pins, ARRAY_SIZE(marxbot_pins),
	339	"marxbot");
45b131a7	340
e335c75c VL	341	marxbot_init_sel_gpios();
e335c75c VL	342
2718c15c VL	343	dspics_resets_init();
2718c15c VL	344
45b131a7	345	mxc_register_device(&mxcsdhc_device1, &sdhc2_pdata);
10949fff	346
33c4d919 VL	347	spi_register_board_info(marxbot_spi_board_info,
	348	ARRAY_SIZE(marxbot_spi_board_info));
	349
04ea3c80 VL	350	marxbot_cam_init();
	351	platform_add_devices(marxbot_cameras, ARRAY_SIZE(marxbot_cameras));
	352
10949fff VL	353	/* battery present pin */
	354	gpio_request(IOMUX_TO_GPIO(MX31_PIN_LCS0), "bat-present");
	355	gpio_direction_input(IOMUX_TO_GPIO(MX31_PIN_LCS0));
	356	gpio_export(IOMUX_TO_GPIO(MX31_PIN_LCS0), false);
d67d1075 VL	357
d67d1075 VL	358	marxbot_usbh1_init();
e00f0b4a	359	}