Commit 90292ea6 authored by Sascha Hauer's avatar Sascha Hauer Committed by Robert Schwebel
Browse files

MXC: add io multiplexing functions for mx3 



This patch adds functions to use the io multiplexer on mx3 platforms.

Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 07bd1a6c

arch/arm/mach-mx3/Makefile

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@@ -4,5 +4,5 @@ 




# Object file lists.

# Object file lists.





obj-y			:= mm.o time.o clock.o devices.o

obj-y			:= mm.o time.o clock.o devices.o iomux.o

obj-$(CONFIG_MACH_MX31ADS)	+= mx31ads.o
 
obj-$(CONFIG_MACH_MX31ADS)	+= mx31ads.o

arch/arm/mach-mx3/iomux.c

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/*

 * Copyright 2004-2006 Freescale Semiconductor, Inc. All Rights Reserved.

 * Copyright (C) 2008 by Sascha Hauer <kernel@pengutronix.de>

 *

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA 02110-1301, USA.

 */



#include <linux/module.h>

#include <linux/spinlock.h>

#include <linux/io.h>

#include <linux/gpio.h>

#include <asm/hardware.h>

#include <asm/arch/gpio.h>

#include <asm/arch/iomux-mx3.h>



/*

 * IOMUX register (base) addresses

 */

#define IOMUX_BASE	IO_ADDRESS(IOMUXC_BASE_ADDR)

#define IOMUXINT_OBS1	(IOMUX_BASE + 0x000)

#define IOMUXINT_OBS2	(IOMUX_BASE + 0x004)

#define IOMUXGPR	(IOMUX_BASE + 0x008)

#define IOMUXSW_MUX_CTL	(IOMUX_BASE + 0x00C)

#define IOMUXSW_PAD_CTL	(IOMUX_BASE + 0x154)



static DEFINE_SPINLOCK(gpio_mux_lock);



#define IOMUX_REG_MASK (IOMUX_PADNUM_MASK & ~0x3)

/*

 * set the mode for a IOMUX pin.

 */

int mxc_iomux_mode(unsigned int pin_mode)

{

	u32 reg, field, l, mode, ret = 0;



	reg = IOMUXSW_MUX_CTL + (pin_mode & IOMUX_REG_MASK);

	field = pin_mode & 0x3;

	mode = (pin_mode & IOMUX_MODE_MASK) >> IOMUX_MODE_SHIFT;



	pr_debug("%s: reg offset = 0x%x field = %d mode = 0x%02x\n",

			__func__, (pin_mode & IOMUX_REG_MASK), field, mode);



	spin_lock(&gpio_mux_lock);



	l = __raw_readl(reg);

	l &= ~(0xff << (field * 8));

	l |= mode << (field * 8);

	__raw_writel(l, reg);



	spin_unlock(&gpio_mux_lock);



	return ret;

}

EXPORT_SYMBOL(mxc_iomux_mode);



/*

 * This function configures the pad value for a IOMUX pin.

 */

void mxc_iomux_set_pad(enum iomux_pins pin, u32 config)

{

	u32 reg, field, l;



	reg = IOMUXSW_PAD_CTL + (pin + 2) / 3;

	field = (pin + 2) % 3;



	pr_debug("%s: reg offset = 0x%x field = %d\n",

			__func__, (pin + 2) / 3, field);



	spin_lock(&gpio_mux_lock);



	l = __raw_readl(reg);

	l &= ~(0x1ff << (field * 9));

	l |= config << (field * 9);

	__raw_writel(l, reg);



	spin_unlock(&gpio_mux_lock);

}

EXPORT_SYMBOL(mxc_iomux_set_pad);



/*

 * This function enables/disables the general purpose function for a particular

 * signal.

 */

void mxc_iomux_set_gpr(enum iomux_gp_func gp, bool en)

{

	u32 l;



	spin_lock(&gpio_mux_lock);

	l = __raw_readl(IOMUXGPR);

	if (en)

		l |= gp;

	else

		l &= ~gp;



	__raw_writel(l, IOMUXGPR);

	spin_unlock(&gpio_mux_lock);

}

EXPORT_SYMBOL(mxc_iomux_set_gpr);

include/asm-arm/arch-mxc/iomux-mx3.h

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/*

 * Copyright 2004-2006 Freescale Semiconductor, Inc. All Rights Reserved.

 * Copyright (C) 2008 by Sascha Hauer <kernel@pengutronix.de>

 *

 * 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., 51 Franklin Street, Fifth Floor, Boston,

 * MA 02110-1301, USA.

 */



#ifndef __MACH_MX31_IOMUX_H__

#define __MACH_MX31_IOMUX_H__



#include <linux/types.h>



/*

 * various IOMUX output functions

 */



#define	IOMUX_OCONFIG_GPIO (0 << 4)	/* used as GPIO */

#define	IOMUX_OCONFIG_FUNC (1 << 4)	/* used as function */

#define	IOMUX_OCONFIG_ALT1 (2 << 4)	/* used as alternate function 1 */

#define	IOMUX_OCONFIG_ALT2 (3 << 4)	/* used as alternate function 2 */

#define	IOMUX_OCONFIG_ALT3 (4 << 4)	/* used as alternate function 3 */

#define	IOMUX_OCONFIG_ALT4 (5 << 4)	/* used as alternate function 4 */

#define	IOMUX_OCONFIG_ALT5 (6 << 4)	/* used as alternate function 5 */

#define	IOMUX_OCONFIG_ALT6 (7 << 4)	/* used as alternate function 6 */

#define	IOMUX_ICONFIG_NONE  0	 	/* not configured for input */

#define	IOMUX_ICONFIG_GPIO  1		/* used as GPIO */

#define	IOMUX_ICONFIG_FUNC  2		/* used as function */

#define	IOMUX_ICONFIG_ALT1  4		/* used as alternate function 1 */

#define	IOMUX_ICONFIG_ALT2  8		/* used as alternate function 2 */



#define IOMUX_CONFIG_GPIO (IOMUX_OCONFIG_GPIO | IOMUX_ICONFIG_GPIO)

#define IOMUX_CONFIG_FUNC (IOMUX_OCONFIG_FUNC | IOMUX_ICONFIG_FUNC)

#define IOMUX_CONFIG_ALT1 (IOMUX_OCONFIG_ALT1 | IOMUX_ICONFIG_ALT1)

#define IOMUX_CONFIG_ALT2 (IOMUX_OCONFIG_ALT2 | IOMUX_ICONFIG_ALT2)



/*

 * various IOMUX pad functions

 */

enum iomux_pad_config {

	PAD_CTL_NOLOOPBACK	= 0x0 << 9,

	PAD_CTL_LOOPBACK	= 0x1 << 9,

	PAD_CTL_PKE_NONE	= 0x0 << 8,

	PAD_CTL_PKE_ENABLE	= 0x1 << 8,

	PAD_CTL_PUE_KEEPER	= 0x0 << 7,

	PAD_CTL_PUE_PUD		= 0x1 << 7,

	PAD_CTL_100K_PD		= 0x0 << 5,

	PAD_CTL_100K_PU		= 0x1 << 5,

	PAD_CTL_47K_PU		= 0x2 << 5,

	PAD_CTL_22K_PU		= 0x3 << 5,

	PAD_CTL_HYS_CMOS	= 0x0 << 4,

	PAD_CTL_HYS_SCHMITZ	= 0x1 << 4,

	PAD_CTL_ODE_CMOS	= 0x0 << 3,

	PAD_CTL_ODE_OpenDrain	= 0x1 << 3,

	PAD_CTL_DRV_NORMAL	= 0x0 << 1,

	PAD_CTL_DRV_HIGH	= 0x1 << 1,

	PAD_CTL_DRV_MAX		= 0x2 << 1,

	PAD_CTL_SRE_SLOW	= 0x0 << 0,

	PAD_CTL_SRE_FAST	= 0x1 << 0

};



/*

 * various IOMUX general purpose functions

 */

enum iomux_gp_func {

	MUX_PGP_FIRI			= 1 << 0,

	MUX_DDR_MODE			= 1 << 1,

	MUX_PGP_CSPI_BB			= 1 << 2,

	MUX_PGP_ATA_1			= 1 << 3,

	MUX_PGP_ATA_2			= 1 << 4,

	MUX_PGP_ATA_3			= 1 << 5,

	MUX_PGP_ATA_4			= 1 << 6,

	MUX_PGP_ATA_5			= 1 << 7,

	MUX_PGP_ATA_6			= 1 << 8,

	MUX_PGP_ATA_7			= 1 << 9,

	MUX_PGP_ATA_8			= 1 << 10,

	MUX_PGP_UH2			= 1 << 11,

	MUX_SDCTL_CSD0_SEL		= 1 << 12,

	MUX_SDCTL_CSD1_SEL		= 1 << 13,

	MUX_CSPI1_UART3			= 1 << 14,

	MUX_EXTDMAREQ2_MBX_SEL		= 1 << 15,

	MUX_TAMPER_DETECT_EN		= 1 << 16,

	MUX_PGP_USB_4WIRE		= 1 << 17,

	MUX_PGB_USB_COMMON		= 1 << 18,

	MUX_SDHC_MEMSTICK1		= 1 << 19,

	MUX_SDHC_MEMSTICK2		= 1 << 20,

	MUX_PGP_SPLL_BYP		= 1 << 21,

	MUX_PGP_UPLL_BYP		= 1 << 22,

	MUX_PGP_MSHC1_CLK_SEL		= 1 << 23,

	MUX_PGP_MSHC2_CLK_SEL		= 1 << 24,

	MUX_CSPI3_UART5_SEL		= 1 << 25,

	MUX_PGP_ATA_9			= 1 << 26,

	MUX_PGP_USB_SUSPEND		= 1 << 27,

	MUX_PGP_USB_OTG_LOOPBACK	= 1 << 28,

	MUX_PGP_USB_HS1_LOOPBACK	= 1 << 29,

	MUX_PGP_USB_HS2_LOOPBACK	= 1 << 30,

	MUX_CLKO_DDR_MODE		= 1 << 31,

};



/*

 * This function enables/disables the general purpose function for a particular

 * signal.

 */

void iomux_config_gpr(enum iomux_gp_func , bool);



/*

 * set the mode for a IOMUX pin.

 */

int mxc_iomux_mode(unsigned int);



/*

 * This function enables/disables the general purpose function for a particular

 * signal.

 */

void mxc_iomux_set_gpr(enum iomux_gp_func, bool);



#define IOMUX_PADNUM_MASK	0x1ff

#define IOMUX_GPIONUM_SHIFT	9

#define IOMUX_GPIONUM_MASK	(0xff << IOMUX_GPIONUM_SHIFT)

#define IOMUX_MODE_SHIFT	17

#define IOMUX_MODE_MASK	(0xff << IOMUX_MODE_SHIFT)



#define IOMUX_PIN(gpionum, padnum) \

	(((gpionum << IOMUX_GPIONUM_SHIFT) & IOMUX_GPIONUM_MASK) | \

	 (padnum & IOMUX_PADNUM_MASK))



#define IOMUX_MODE(pin, mode) (pin | mode << IOMUX_MODE_SHIFT)



#define IOMUX_TO_GPIO(iomux_pin) \

	((iomux_pin & IOMUX_GPIONUM_MASK) >> IOMUX_GPIONUM_SHIFT)

#define IOMUX_TO_IRQ(iomux_pin) \

	(((iomux_pin & IOMUX_GPIONUM_MASK) >> IOMUX_GPIONUM_SHIFT) + \

	MXC_GPIO_INT_BASE)



/*

 * This enumeration is constructed based on the Section

 * "sw_pad_ctl & sw_mux_ctl details" of the MX31 IC Spec. Each enumerated

 * value is constructed based on the rules described above.

 */



enum iomux_pins {

	MX31_PIN_TTM_PAD	= IOMUX_PIN(0xff,   0),

	MX31_PIN_CSPI3_SPI_RDY	= IOMUX_PIN(0xff,   1),

	MX31_PIN_CSPI3_SCLK	= IOMUX_PIN(0xff,   2),

	MX31_PIN_CSPI3_MISO	= IOMUX_PIN(0xff,   3),

	MX31_PIN_CSPI3_MOSI	= IOMUX_PIN(0xff,   4),

	MX31_PIN_CLKSS		= IOMUX_PIN(0xff,   5),

	MX31_PIN_CE_CONTROL	= IOMUX_PIN(0xff,   6),

	MX31_PIN_ATA_RESET_B	= IOMUX_PIN(95,     7),

	MX31_PIN_ATA_DMACK	= IOMUX_PIN(94,     8),

	MX31_PIN_ATA_DIOW	= IOMUX_PIN(93,     9),

	MX31_PIN_ATA_DIOR	= IOMUX_PIN(92,    10),

	MX31_PIN_ATA_CS1	= IOMUX_PIN(91,    11),

	MX31_PIN_ATA_CS0	= IOMUX_PIN(90,    12),

	MX31_PIN_SD1_DATA3	= IOMUX_PIN(63,    13),

	MX31_PIN_SD1_DATA2	= IOMUX_PIN(62,    14),

	MX31_PIN_SD1_DATA1	= IOMUX_PIN(61,    15),

	MX31_PIN_SD1_DATA0	= IOMUX_PIN(60,    16),

	MX31_PIN_SD1_CLK	= IOMUX_PIN(59,    17),

	MX31_PIN_SD1_CMD	= IOMUX_PIN(58,    18),

	MX31_PIN_D3_SPL		= IOMUX_PIN(0xff,  19),

	MX31_PIN_D3_CLS		= IOMUX_PIN(0xff,  20),

	MX31_PIN_D3_REV		= IOMUX_PIN(0xff,  21),

	MX31_PIN_CONTRAST	= IOMUX_PIN(0xff,  22),

	MX31_PIN_VSYNC3		= IOMUX_PIN(0xff,  23),

	MX31_PIN_READ		= IOMUX_PIN(0xff,  24),

	MX31_PIN_WRITE		= IOMUX_PIN(0xff,  25),

	MX31_PIN_PAR_RS		= IOMUX_PIN(0xff,  26),

	MX31_PIN_SER_RS		= IOMUX_PIN(89,    27),

	MX31_PIN_LCS1		= IOMUX_PIN(88,    28),

	MX31_PIN_LCS0		= IOMUX_PIN(87,    29),

	MX31_PIN_SD_D_CLK	= IOMUX_PIN(86,    30),

	MX31_PIN_SD_D_IO	= IOMUX_PIN(85,    31),

	MX31_PIN_SD_D_I		= IOMUX_PIN(84,    32),

	MX31_PIN_DRDY0		= IOMUX_PIN(0xff,  33),

	MX31_PIN_FPSHIFT	= IOMUX_PIN(0xff,  34),

	MX31_PIN_HSYNC		= IOMUX_PIN(0xff,  35),

	MX31_PIN_VSYNC0		= IOMUX_PIN(0xff,  36),

	MX31_PIN_LD17		= IOMUX_PIN(0xff,  37),

	MX31_PIN_LD16		= IOMUX_PIN(0xff,  38),

	MX31_PIN_LD15		= IOMUX_PIN(0xff,  39),

	MX31_PIN_LD14		= IOMUX_PIN(0xff,  40),

	MX31_PIN_LD13		= IOMUX_PIN(0xff,  41),

	MX31_PIN_LD12		= IOMUX_PIN(0xff,  42),

	MX31_PIN_LD11		= IOMUX_PIN(0xff,  43),

	MX31_PIN_LD10		= IOMUX_PIN(0xff,  44),

	MX31_PIN_LD9		= IOMUX_PIN(0xff,  45),

	MX31_PIN_LD8		= IOMUX_PIN(0xff,  46),

	MX31_PIN_LD7		= IOMUX_PIN(0xff,  47),

	MX31_PIN_LD6		= IOMUX_PIN(0xff,  48),

	MX31_PIN_LD5		= IOMUX_PIN(0xff,  49),

	MX31_PIN_LD4		= IOMUX_PIN(0xff,  50),

	MX31_PIN_LD3		= IOMUX_PIN(0xff,  51),

	MX31_PIN_LD2		= IOMUX_PIN(0xff,  52),

	MX31_PIN_LD1		= IOMUX_PIN(0xff,  53),

	MX31_PIN_LD0		= IOMUX_PIN(0xff,  54),

	MX31_PIN_USBH2_DATA1	= IOMUX_PIN(0xff,  55),

	MX31_PIN_USBH2_DATA0	= IOMUX_PIN(0xff,  56),

	MX31_PIN_USBH2_NXT	= IOMUX_PIN(0xff,  57),

	MX31_PIN_USBH2_STP	= IOMUX_PIN(0xff,  58),

	MX31_PIN_USBH2_DIR	= IOMUX_PIN(0xff,  59),

	MX31_PIN_USBH2_CLK	= IOMUX_PIN(0xff,  60),

	MX31_PIN_USBOTG_DATA7	= IOMUX_PIN(0xff,  61),

	MX31_PIN_USBOTG_DATA6	= IOMUX_PIN(0xff,  62),

	MX31_PIN_USBOTG_DATA5	= IOMUX_PIN(0xff,  63),

	MX31_PIN_USBOTG_DATA4	= IOMUX_PIN(0xff,  64),

	MX31_PIN_USBOTG_DATA3	= IOMUX_PIN(0xff,  65),

	MX31_PIN_USBOTG_DATA2	= IOMUX_PIN(0xff,  66),

	MX31_PIN_USBOTG_DATA1	= IOMUX_PIN(0xff,  67),

	MX31_PIN_USBOTG_DATA0	= IOMUX_PIN(0xff,  68),

	MX31_PIN_USBOTG_NXT	= IOMUX_PIN(0xff,  69),

	MX31_PIN_USBOTG_STP	= IOMUX_PIN(0xff,  70),

	MX31_PIN_USBOTG_DIR	= IOMUX_PIN(0xff,  71),

	MX31_PIN_USBOTG_CLK	= IOMUX_PIN(0xff,  72),

	MX31_PIN_USB_BYP	= IOMUX_PIN(31,    73),

	MX31_PIN_USB_OC		= IOMUX_PIN(30,    74),

	MX31_PIN_USB_PWR	= IOMUX_PIN(29,    75),

	MX31_PIN_SJC_MOD	= IOMUX_PIN(0xff,  76),

	MX31_PIN_DE_B		= IOMUX_PIN(0xff,  77),

	MX31_PIN_TRSTB		= IOMUX_PIN(0xff,  78),

	MX31_PIN_TDO		= IOMUX_PIN(0xff,  79),

	MX31_PIN_TDI		= IOMUX_PIN(0xff,  80),

	MX31_PIN_TMS		= IOMUX_PIN(0xff,  81),

	MX31_PIN_TCK		= IOMUX_PIN(0xff,  82),

	MX31_PIN_RTCK		= IOMUX_PIN(0xff,  83),

	MX31_PIN_KEY_COL7	= IOMUX_PIN(57,    84),

	MX31_PIN_KEY_COL6	= IOMUX_PIN(56,    85),

	MX31_PIN_KEY_COL5	= IOMUX_PIN(55,    86),

	MX31_PIN_KEY_COL4	= IOMUX_PIN(54,    87),

	MX31_PIN_KEY_COL3	= IOMUX_PIN(0xff,  88),

	MX31_PIN_KEY_COL2	= IOMUX_PIN(0xff,  89),

	MX31_PIN_KEY_COL1	= IOMUX_PIN(0xff,  90),

	MX31_PIN_KEY_COL0	= IOMUX_PIN(0xff,  91),

	MX31_PIN_KEY_ROW7	= IOMUX_PIN(53,    92),

	MX31_PIN_KEY_ROW6	= IOMUX_PIN(52,    93),

	MX31_PIN_KEY_ROW5	= IOMUX_PIN(51,    94),

	MX31_PIN_KEY_ROW4	= IOMUX_PIN(50,    95),

	MX31_PIN_KEY_ROW3	= IOMUX_PIN(0xff,  96),

	MX31_PIN_KEY_ROW2	= IOMUX_PIN(0xff,  97),

	MX31_PIN_KEY_ROW1	= IOMUX_PIN(0xff,  98),

	MX31_PIN_KEY_ROW0	= IOMUX_PIN(0xff,  99),

	MX31_PIN_BATT_LINE	= IOMUX_PIN(49,   100),

	MX31_PIN_CTS2		= IOMUX_PIN(0xff, 101),

	MX31_PIN_RTS2		= IOMUX_PIN(0xff, 102),

	MX31_PIN_TXD2		= IOMUX_PIN(28,   103),

	MX31_PIN_RXD2		= IOMUX_PIN(27,   104),

	MX31_PIN_DTR_DCE2	= IOMUX_PIN(48,   105),

	MX31_PIN_DCD_DTE1	= IOMUX_PIN(47,   106),

	MX31_PIN_RI_DTE1	= IOMUX_PIN(46,   107),

	MX31_PIN_DSR_DTE1	= IOMUX_PIN(45,   108),

	MX31_PIN_DTR_DTE1	= IOMUX_PIN(44,   109),

	MX31_PIN_DCD_DCE1	= IOMUX_PIN(43,   110),

	MX31_PIN_RI_DCE1	= IOMUX_PIN(42,   111),

	MX31_PIN_DSR_DCE1	= IOMUX_PIN(41,   112),

	MX31_PIN_DTR_DCE1	= IOMUX_PIN(40,   113),

	MX31_PIN_CTS1		= IOMUX_PIN(39,   114),

	MX31_PIN_RTS1		= IOMUX_PIN(38,   115),

	MX31_PIN_TXD1		= IOMUX_PIN(37,   116),

	MX31_PIN_RXD1		= IOMUX_PIN(36,   117),

	MX31_PIN_CSPI2_SPI_RDY	= IOMUX_PIN(0xff, 118),

	MX31_PIN_CSPI2_SCLK	= IOMUX_PIN(0xff, 119),

	MX31_PIN_CSPI2_SS2	= IOMUX_PIN(0xff, 120),

	MX31_PIN_CSPI2_SS1	= IOMUX_PIN(0xff, 121),

	MX31_PIN_CSPI2_SS0	= IOMUX_PIN(0xff, 122),

	MX31_PIN_CSPI2_MISO	= IOMUX_PIN(0xff, 123),

	MX31_PIN_CSPI2_MOSI	= IOMUX_PIN(0xff, 124),

	MX31_PIN_CSPI1_SPI_RDY	= IOMUX_PIN(0xff, 125),

	MX31_PIN_CSPI1_SCLK	= IOMUX_PIN(0xff, 126),

	MX31_PIN_CSPI1_SS2	= IOMUX_PIN(0xff, 127),

	MX31_PIN_CSPI1_SS1	= IOMUX_PIN(0xff, 128),

	MX31_PIN_CSPI1_SS0	= IOMUX_PIN(0xff, 129),

	MX31_PIN_CSPI1_MISO	= IOMUX_PIN(0xff, 130),

	MX31_PIN_CSPI1_MOSI	= IOMUX_PIN(0xff, 131),

	MX31_PIN_SFS6		= IOMUX_PIN(26,   132),

	MX31_PIN_SCK6		= IOMUX_PIN(25,   133),

	MX31_PIN_SRXD6		= IOMUX_PIN(24,   134),

	MX31_PIN_STXD6		= IOMUX_PIN(23,   135),

	MX31_PIN_SFS5		= IOMUX_PIN(0xff, 136),

	MX31_PIN_SCK5		= IOMUX_PIN(0xff, 137),

	MX31_PIN_SRXD5		= IOMUX_PIN(22,   138),

	MX31_PIN_STXD5		= IOMUX_PIN(21,   139),

	MX31_PIN_SFS4		= IOMUX_PIN(0xff, 140),

	MX31_PIN_SCK4		= IOMUX_PIN(0xff, 141),

	MX31_PIN_SRXD4		= IOMUX_PIN(20,   142),

	MX31_PIN_STXD4		= IOMUX_PIN(19,   143),

	MX31_PIN_SFS3		= IOMUX_PIN(0xff, 144),

	MX31_PIN_SCK3		= IOMUX_PIN(0xff, 145),

	MX31_PIN_SRXD3		= IOMUX_PIN(18,   146),

	MX31_PIN_STXD3		= IOMUX_PIN(17,   147),

	MX31_PIN_I2C_DAT	= IOMUX_PIN(0xff, 148),

	MX31_PIN_I2C_CLK	= IOMUX_PIN(0xff, 149),

	MX31_PIN_CSI_PIXCLK	= IOMUX_PIN(83,   150),

	MX31_PIN_CSI_HSYNC	= IOMUX_PIN(82,   151),

	MX31_PIN_CSI_VSYNC	= IOMUX_PIN(81,   152),

	MX31_PIN_CSI_MCLK	= IOMUX_PIN(80,   153),

	MX31_PIN_CSI_D15	= IOMUX_PIN(79,   154),

	MX31_PIN_CSI_D14	= IOMUX_PIN(78,   155),

	MX31_PIN_CSI_D13	= IOMUX_PIN(77,   156),

	MX31_PIN_CSI_D12	= IOMUX_PIN(76,   157),

	MX31_PIN_CSI_D11	= IOMUX_PIN(75,   158),

	MX31_PIN_CSI_D10	= IOMUX_PIN(74,   159),

	MX31_PIN_CSI_D9		= IOMUX_PIN(73,   160),

	MX31_PIN_CSI_D8		= IOMUX_PIN(72,   161),

	MX31_PIN_CSI_D7		= IOMUX_PIN(71,   162),

	MX31_PIN_CSI_D6		= IOMUX_PIN(70,   163),

	MX31_PIN_CSI_D5		= IOMUX_PIN(69,   164),

	MX31_PIN_CSI_D4		= IOMUX_PIN(68,   165),

	MX31_PIN_M_GRANT	= IOMUX_PIN(0xff, 166),

	MX31_PIN_M_REQUEST	= IOMUX_PIN(0xff, 167),

	MX31_PIN_PC_POE		= IOMUX_PIN(0xff, 168),

	MX31_PIN_PC_RW_B	= IOMUX_PIN(0xff, 169),

	MX31_PIN_IOIS16		= IOMUX_PIN(0xff, 170),

	MX31_PIN_PC_RST		= IOMUX_PIN(0xff, 171),

	MX31_PIN_PC_BVD2	= IOMUX_PIN(0xff, 172),

	MX31_PIN_PC_BVD1	= IOMUX_PIN(0xff, 173),

	MX31_PIN_PC_VS2		= IOMUX_PIN(0xff, 174),

	MX31_PIN_PC_VS1		= IOMUX_PIN(0xff, 175),

	MX31_PIN_PC_PWRON	= IOMUX_PIN(0xff, 176),

	MX31_PIN_PC_READY	= IOMUX_PIN(0xff, 177),

	MX31_PIN_PC_WAIT_B	= IOMUX_PIN(0xff, 178),

	MX31_PIN_PC_CD2_B	= IOMUX_PIN(0xff, 179),

	MX31_PIN_PC_CD1_B	= IOMUX_PIN(0xff, 180),

	MX31_PIN_D0		= IOMUX_PIN(0xff, 181),

	MX31_PIN_D1		= IOMUX_PIN(0xff, 182),

	MX31_PIN_D2		= IOMUX_PIN(0xff, 183),

	MX31_PIN_D3		= IOMUX_PIN(0xff, 184),

	MX31_PIN_D4		= IOMUX_PIN(0xff, 185),

	MX31_PIN_D5		= IOMUX_PIN(0xff, 186),

	MX31_PIN_D6		= IOMUX_PIN(0xff, 187),

	MX31_PIN_D7		= IOMUX_PIN(0xff, 188),

	MX31_PIN_D8		= IOMUX_PIN(0xff, 189),

	MX31_PIN_D9		= IOMUX_PIN(0xff, 190),

	MX31_PIN_D10		= IOMUX_PIN(0xff, 191),

	MX31_PIN_D11		= IOMUX_PIN(0xff, 192),

	MX31_PIN_D12		= IOMUX_PIN(0xff, 193),

	MX31_PIN_D13		= IOMUX_PIN(0xff, 194),

	MX31_PIN_D14		= IOMUX_PIN(0xff, 195),

	MX31_PIN_D15		= IOMUX_PIN(0xff, 196),

	MX31_PIN_NFRB		= IOMUX_PIN(16,   197),

	MX31_PIN_NFCE_B		= IOMUX_PIN(15,   198),

	MX31_PIN_NFWP_B		= IOMUX_PIN(14,   199),

	MX31_PIN_NFCLE		= IOMUX_PIN(13,   200),

	MX31_PIN_NFALE		= IOMUX_PIN(12,   201),

	MX31_PIN_NFRE_B		= IOMUX_PIN(11,   202),

	MX31_PIN_NFWE_B		= IOMUX_PIN(10,   203),

	MX31_PIN_SDQS3		= IOMUX_PIN(0xff, 204),

	MX31_PIN_SDQS2		= IOMUX_PIN(0xff, 205),

	MX31_PIN_SDQS1		= IOMUX_PIN(0xff, 206),

	MX31_PIN_SDQS0		= IOMUX_PIN(0xff, 207),

	MX31_PIN_SDCLK_B	= IOMUX_PIN(0xff, 208),

	MX31_PIN_SDCLK		= IOMUX_PIN(0xff, 209),

	MX31_PIN_SDCKE1		= IOMUX_PIN(0xff, 210),

	MX31_PIN_SDCKE0		= IOMUX_PIN(0xff, 211),

	MX31_PIN_SDWE		= IOMUX_PIN(0xff, 212),

	MX31_PIN_CAS		= IOMUX_PIN(0xff, 213),

	MX31_PIN_RAS		= IOMUX_PIN(0xff, 214),

	MX31_PIN_RW		= IOMUX_PIN(0xff, 215),

	MX31_PIN_BCLK		= IOMUX_PIN(0xff, 216),

	MX31_PIN_LBA		= IOMUX_PIN(0xff, 217),

	MX31_PIN_ECB		= IOMUX_PIN(0xff, 218),

	MX31_PIN_CS5		= IOMUX_PIN(0xff, 219),

	MX31_PIN_CS4		= IOMUX_PIN(0xff, 220),

	MX31_PIN_CS3		= IOMUX_PIN(0xff, 221),

	MX31_PIN_CS2		= IOMUX_PIN(0xff, 222),

	MX31_PIN_CS1		= IOMUX_PIN(0xff, 223),

	MX31_PIN_CS0		= IOMUX_PIN(0xff, 224),

	MX31_PIN_OE		= IOMUX_PIN(0xff, 225),

	MX31_PIN_EB1		= IOMUX_PIN(0xff, 226),

	MX31_PIN_EB0		= IOMUX_PIN(0xff, 227),

	MX31_PIN_DQM3		= IOMUX_PIN(0xff, 228),

	MX31_PIN_DQM2		= IOMUX_PIN(0xff, 229),

	MX31_PIN_DQM1		= IOMUX_PIN(0xff, 230),

	MX31_PIN_DQM0		= IOMUX_PIN(0xff, 231),

	MX31_PIN_SD31		= IOMUX_PIN(0xff, 232),

	MX31_PIN_SD30		= IOMUX_PIN(0xff, 233),

	MX31_PIN_SD29		= IOMUX_PIN(0xff, 234),

	MX31_PIN_SD28		= IOMUX_PIN(0xff, 235),

	MX31_PIN_SD27		= IOMUX_PIN(0xff, 236),

	MX31_PIN_SD26		= IOMUX_PIN(0xff, 237),

	MX31_PIN_SD25		= IOMUX_PIN(0xff, 238),

	MX31_PIN_SD24		= IOMUX_PIN(0xff, 239),

	MX31_PIN_SD23		= IOMUX_PIN(0xff, 240),

	MX31_PIN_SD22		= IOMUX_PIN(0xff, 241),

	MX31_PIN_SD21		= IOMUX_PIN(0xff, 242),

	MX31_PIN_SD20		= IOMUX_PIN(0xff, 243),

	MX31_PIN_SD19		= IOMUX_PIN(0xff, 244),

	MX31_PIN_SD18		= IOMUX_PIN(0xff, 245),

	MX31_PIN_SD17		= IOMUX_PIN(0xff, 246),

	MX31_PIN_SD16		= IOMUX_PIN(0xff, 247),

	MX31_PIN_SD15		= IOMUX_PIN(0xff, 248),

	MX31_PIN_SD14		= IOMUX_PIN(0xff, 249),

	MX31_PIN_SD13		= IOMUX_PIN(0xff, 250),

	MX31_PIN_SD12		= IOMUX_PIN(0xff, 251),

	MX31_PIN_SD11		= IOMUX_PIN(0xff, 252),

	MX31_PIN_SD10		= IOMUX_PIN(0xff, 253),

	MX31_PIN_SD9		= IOMUX_PIN(0xff, 254),

	MX31_PIN_SD8		= IOMUX_PIN(0xff, 255),

	MX31_PIN_SD7		= IOMUX_PIN(0xff, 256),

	MX31_PIN_SD6		= IOMUX_PIN(0xff, 257),

	MX31_PIN_SD5		= IOMUX_PIN(0xff, 258),

	MX31_PIN_SD4		= IOMUX_PIN(0xff, 259),

	MX31_PIN_SD3		= IOMUX_PIN(0xff, 260),

	MX31_PIN_SD2		= IOMUX_PIN(0xff, 261),

	MX31_PIN_SD1		= IOMUX_PIN(0xff, 262),

	MX31_PIN_SD0		= IOMUX_PIN(0xff, 263),

	MX31_PIN_SDBA0		= IOMUX_PIN(0xff, 264),

	MX31_PIN_SDBA1		= IOMUX_PIN(0xff, 265),

	MX31_PIN_A25		= IOMUX_PIN(0xff, 266),

	MX31_PIN_A24		= IOMUX_PIN(0xff, 267),

	MX31_PIN_A23		= IOMUX_PIN(0xff, 268),

	MX31_PIN_A22		= IOMUX_PIN(0xff, 269),

	MX31_PIN_A21		= IOMUX_PIN(0xff, 270),

	MX31_PIN_A20		= IOMUX_PIN(0xff, 271),

	MX31_PIN_A19		= IOMUX_PIN(0xff, 272),

	MX31_PIN_A18		= IOMUX_PIN(0xff, 273),

	MX31_PIN_A17		= IOMUX_PIN(0xff, 274),

	MX31_PIN_A16		= IOMUX_PIN(0xff, 275),

	MX31_PIN_A14		= IOMUX_PIN(0xff, 276),

	MX31_PIN_A15		= IOMUX_PIN(0xff, 277),

	MX31_PIN_A13		= IOMUX_PIN(0xff, 278),

	MX31_PIN_A12		= IOMUX_PIN(0xff, 279),

	MX31_PIN_A11		= IOMUX_PIN(0xff, 280),

	MX31_PIN_MA10		= IOMUX_PIN(0xff, 281),

	MX31_PIN_A10		= IOMUX_PIN(0xff, 282),

	MX31_PIN_A9		= IOMUX_PIN(0xff, 283),

	MX31_PIN_A8		= IOMUX_PIN(0xff, 284),

	MX31_PIN_A7		= IOMUX_PIN(0xff, 285),

	MX31_PIN_A6		= IOMUX_PIN(0xff, 286),

	MX31_PIN_A5		= IOMUX_PIN(0xff, 287),

	MX31_PIN_A4		= IOMUX_PIN(0xff, 288),

	MX31_PIN_A3		= IOMUX_PIN(0xff, 289),

	MX31_PIN_A2		= IOMUX_PIN(0xff, 290),

	MX31_PIN_A1		= IOMUX_PIN(0xff, 291),

	MX31_PIN_A0		= IOMUX_PIN(0xff, 292),

	MX31_PIN_VPG1		= IOMUX_PIN(0xff, 293),

	MX31_PIN_VPG0		= IOMUX_PIN(0xff, 294),

	MX31_PIN_DVFS1		= IOMUX_PIN(0xff, 295),

	MX31_PIN_DVFS0		= IOMUX_PIN(0xff, 296),

	MX31_PIN_VSTBY		= IOMUX_PIN(0xff, 297),

	MX31_PIN_POWER_FAIL	= IOMUX_PIN(0xff, 298),

	MX31_PIN_CKIL		= IOMUX_PIN(0xff, 299),

	MX31_PIN_BOOT_MODE4	= IOMUX_PIN(0xff, 300),

	MX31_PIN_BOOT_MODE3	= IOMUX_PIN(0xff, 301),

	MX31_PIN_BOOT_MODE2	= IOMUX_PIN(0xff, 302),

	MX31_PIN_BOOT_MODE1	= IOMUX_PIN(0xff, 303),

	MX31_PIN_BOOT_MODE0	= IOMUX_PIN(0xff, 304),

	MX31_PIN_CLKO		= IOMUX_PIN(0xff, 305),

	MX31_PIN_POR_B		= IOMUX_PIN(0xff, 306),

	MX31_PIN_RESET_IN_B	= IOMUX_PIN(0xff, 307),

	MX31_PIN_CKIH		= IOMUX_PIN(0xff, 308),

	MX31_PIN_SIMPD0		= IOMUX_PIN(35,   309),

	MX31_PIN_SRX0		= IOMUX_PIN(34,   310),

	MX31_PIN_STX0		= IOMUX_PIN(33,   311),

	MX31_PIN_SVEN0		= IOMUX_PIN(32,   312),

	MX31_PIN_SRST0		= IOMUX_PIN(67,   313),

	MX31_PIN_SCLK0		= IOMUX_PIN(66,   314),

	MX31_PIN_GPIO3_1	= IOMUX_PIN(65,   315),

	MX31_PIN_GPIO3_0	= IOMUX_PIN(64,   316),

	MX31_PIN_GPIO1_6	= IOMUX_PIN( 6,   317),

	MX31_PIN_GPIO1_5	= IOMUX_PIN( 5,   318),

	MX31_PIN_GPIO1_4	= IOMUX_PIN( 4,   319),

	MX31_PIN_GPIO1_3	= IOMUX_PIN( 3,   320),

	MX31_PIN_GPIO1_2	= IOMUX_PIN( 2,   321),

	MX31_PIN_GPIO1_1	= IOMUX_PIN( 1,   322),

	MX31_PIN_GPIO1_0	= IOMUX_PIN( 0,   323),

	MX31_PIN_PWMO		= IOMUX_PIN( 9,   324),

	MX31_PIN_WATCHDOG_RST	= IOMUX_PIN(0xff, 325),

	MX31_PIN_COMPARE	= IOMUX_PIN( 8,   326),

	MX31_PIN_CAPTURE	= IOMUX_PIN( 7,   327),

};



/*

 * Convenience values for use with mxc_iomux_mode()

 *

 * Format here is MX31_PIN_(pin name)__(function)

 */

#define MX31_PIN_CSPI3_MOSI__RXD3	IOMUX_MODE(MX31_PIN_CSPI3_MOSI, IOMUX_CONFIG_ALT1)

#define MX31_PIN_CSPI3_MISO__TXD3	IOMUX_MODE(MX31_PIN_CSPI3_MISO, IOMUX_CONFIG_ALT1)

#define MX31_PIN_CTS1__CTS1		IOMUX_MODE(MX31_PIN_CTS1, IOMUX_CONFIG_FUNC)

#define MX31_PIN_RTS1__RTS1		IOMUX_MODE(MX31_PIN_RTS1, IOMUX_CONFIG_FUNC)

#define MX31_PIN_TXD1__TXD1		IOMUX_MODE(MX31_PIN_TXD1, IOMUX_CONFIG_FUNC)

#define MX31_PIN_RXD1__RXD1		IOMUX_MODE(MX31_PIN_RXD1, IOMUX_CONFIG_FUNC)



/*

 * This function configures the pad value for a IOMUX pin.

 */

void mxc_iomux_set_pad(enum iomux_pins, u32);



#endif