/*
 * 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_IOMUX_MX3_H__
#define __MACH_IOMUX_MX3_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_PGP_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,
};