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ixdp2x00.h

/*
 * arch/arm/mach-ixp2000/include/mach/ixdp2x00.h
 *
 * Register and other defines for IXDP2[48]00 platforms
 *
 * Original Author: Naeem Afzal <naeem.m.afzal@intel.com>
 * Maintainer: Deepak Saxena <dsaxena@plexity.net>
 *
 * Copyright (C) 2002 Intel Corp.
 * Copyright (C) 2003-2004 MontaVista Software, Inc.
 *
 *  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.
 */
#ifndef _IXDP2X00_H_
#define _IXDP2X00_H_

/*
 * On board CPLD memory map
 */
#define IXDP2X00_PHYS_CPLD_BASE           0xc7000000
#define IXDP2X00_VIRT_CPLD_BASE           0xfe000000
#define IXDP2X00_CPLD_SIZE          0x00100000


#define IXDP2X00_CPLD_REG(x)        \
      (volatile unsigned long *)(IXDP2X00_VIRT_CPLD_BASE | x)

/*
 * IXDP2400 CPLD registers
 */
#define IXDP2400_CPLD_SYSLED        IXDP2X00_CPLD_REG(0x0)  
#define IXDP2400_CPLD_DISP_DATA           IXDP2X00_CPLD_REG(0x4)
#define IXDP2400_CPLD_CLOCK_SPEED   IXDP2X00_CPLD_REG(0x8)
#define IXDP2400_CPLD_INT_STAT            IXDP2X00_CPLD_REG(0xc)
#define IXDP2400_CPLD_REV           IXDP2X00_CPLD_REG(0x10)
#define IXDP2400_CPLD_SYS_CLK_M           IXDP2X00_CPLD_REG(0x14)
#define IXDP2400_CPLD_SYS_CLK_N           IXDP2X00_CPLD_REG(0x18)
#define IXDP2400_CPLD_INT_MASK            IXDP2X00_CPLD_REG(0x48)

/*
 * IXDP2800 CPLD registers
 */
#define IXDP2800_CPLD_INT_STAT            IXDP2X00_CPLD_REG(0x0)
#define IXDP2800_CPLD_INT_MASK            IXDP2X00_CPLD_REG(0x140)


#define     IXDP2X00_GPIO_I2C_ENABLE      0x02
#define     IXDP2X00_GPIO_SCL       0x07
#define     IXDP2X00_GPIO_SDA       0x06

/*
 * PCI devfns for on-board devices. We need these to be able to
 * properly translate IRQs and for device removal.
 */
#define     IXDP2400_SLAVE_ENET_DEVFN     0x18  /* Bus 1 */
#define     IXDP2400_MASTER_ENET_DEVFN    0x20  /* Bus 1 */
#define     IXDP2400_MEDIA_DEVFN          0x28  /* Bus 1 */
#define     IXDP2400_SWITCH_FABRIC_DEVFN  0x30  /* Bus 1 */

#define     IXDP2800_SLAVE_ENET_DEVFN     0x20  /* Bus 1 */
#define     IXDP2800_MASTER_ENET_DEVFN    0x18  /* Bus 1 */
#define     IXDP2800_SWITCH_FABRIC_DEVFN  0x30  /* Bus 1 */

#define     IXDP2X00_P2P_DEVFN            0x20  /* Bus 0 */
#define     IXDP2X00_21555_DEVFN          0x30  /* Bus 0 */
#define IXDP2X00_SLAVE_NPU_DEVFN    0x28  /* Bus 1 */
#define     IXDP2X00_PMC_DEVFN            0x38  /* Bus 1 */
#define IXDP2X00_MASTER_NPU_DEVFN   0x38  /* Bus 1 */

#ifndef __ASSEMBLY__
/*
 * The master NPU is always PCI master.
 */
static inline unsigned int ixdp2x00_master_npu(void)
{
      return !!ixp2000_is_pcimaster();
}

/*
 * Helper functions used by ixdp2400 and ixdp2800 specific code
 */
void ixdp2x00_init_irq(volatile unsigned long*, volatile unsigned long *, unsigned long);
void ixdp2x00_slave_pci_postinit(void);
void ixdp2x00_init_machine(void);
void ixdp2x00_map_io(void);

#endif

#endif /*_IXDP2X00_H_ */

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