/*
 * arch/arm/include/asm/hardware/iop3xx.h
 *
 * Intel IOP32X and IOP33X register definitions
 *
 * Author: Rory Bolt <rorybolt@pacbell.net>
 * Copyright (C) 2002 Rory Bolt
 * Copyright (C) 2004 Intel Corp.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef __IOP3XX_H
#define __IOP3XX_H

/*
 * IOP3XX GPIO handling
 */
#define GPIO_IN			0
#define GPIO_OUT		1
#define GPIO_LOW		0
#define GPIO_HIGH		1
#define IOP3XX_GPIO_LINE(x)	(x)

#ifndef __ASSEMBLY__
extern void gpio_line_config(int line, int direction);
extern int  gpio_line_get(int line);
extern void gpio_line_set(int line, int value);
extern int init_atu;
extern int iop3xx_get_init_atu(void);
#endif


/*
 * IOP3XX processor registers
 */
#define IOP3XX_PERIPHERAL_PHYS_BASE	0xffffe000
#define IOP3XX_PERIPHERAL_VIRT_BASE	0xfeffe000
#define IOP3XX_PERIPHERAL_SIZE		0x00002000
#define IOP3XX_PERIPHERAL_UPPER_PA (IOP3XX_PERIPHERAL_PHYS_BASE +\
					IOP3XX_PERIPHERAL_SIZE - 1)
#define IOP3XX_PERIPHERAL_UPPER_VA (IOP3XX_PERIPHERAL_VIRT_BASE +\
					IOP3XX_PERIPHERAL_SIZE - 1)
#define IOP3XX_PMMR_PHYS_TO_VIRT(addr) (u32) ((u32) (addr) -\
					(IOP3XX_PERIPHERAL_PHYS_BASE\
					- IOP3XX_PERIPHERAL_VIRT_BASE))
#define IOP3XX_REG_ADDR(reg)		(IOP3XX_PERIPHERAL_VIRT_BASE + (reg))

/* Address Translation Unit  */
#define IOP3XX_ATUVID		(volatile u16 *)IOP3XX_REG_ADDR(0x0100)