release/src-rt-6.x/linux/linux-2.6/include/asm-arm/arch-ixp2000/ixdp2x01.h

   1 /*
   2  * include/asm-arm/arch-ixp2000/ixdp2x01.h
   3  *
   4  * Platform definitions for IXDP2X01 && IXDP2801 systems
   5  *
   6  * Author: Deepak Saxena <dsaxena@plexity.net>
   7  *
   8  * Copyright 2004 (c) MontaVista Software, Inc.
   9  *
  10  * Based on original code Copyright (c) 2002-2003 Intel Corporation
  11  *
  12  * This file is licensed under  the terms of the GNU General Public
  13  * License version 2. This program is licensed "as is" without any
  14  * warranty of any kind, whether express or implied.
  15  */
  16
  17 #ifndef __IXDP2X01_H__
  18 #define __IXDP2X01_H__
  19
  20 #define IXDP2X01_PHYS_CPLD_BASE         0xc6024000
  21 #define IXDP2X01_VIRT_CPLD_BASE         0xfe000000
  22 #define IXDP2X01_CPLD_REGION_SIZE       0x00100000
  23
  24 #define IXDP2X01_CPLD_VIRT_REG(reg) (volatile unsigned long*)(IXDP2X01_VIRT_CPLD_BASE | reg)
  25 #define IXDP2X01_CPLD_PHYS_REG(reg) (IXDP2X01_PHYS_CPLD_BASE | reg)
  26
  27 #define IXDP2X01_UART1_VIRT_BASE        IXDP2X01_CPLD_VIRT_REG(0x40)
  28 #define IXDP2X01_UART1_PHYS_BASE        IXDP2X01_CPLD_PHYS_REG(0x40)
  29
  30 #define IXDP2X01_UART2_VIRT_BASE        IXDP2X01_CPLD_VIRT_REG(0x60)
  31 #define IXDP2X01_UART2_PHYS_BASE        IXDP2X01_CPLD_PHYS_REG(0x60)
  32
  33 #define IXDP2X01_CS8900_VIRT_BASE       IXDP2X01_CPLD_VIRT_REG(0x80)
  34 #define IXDP2X01_CS8900_VIRT_END        (IXDP2X01_CS8900_VIRT_BASE + 16)
  35
  36 #define IXDP2X01_CPLD_RESET_REG         IXDP2X01_CPLD_VIRT_REG(0x00)
  37 #define IXDP2X01_INT_MASK_SET_REG       IXDP2X01_CPLD_VIRT_REG(0x08)
  38 #define IXDP2X01_INT_STAT_REG           IXDP2X01_CPLD_VIRT_REG(0x0C)
  39 #define IXDP2X01_INT_RAW_REG            IXDP2X01_CPLD_VIRT_REG(0x10)
  40 #define IXDP2X01_INT_MASK_CLR_REG       IXDP2X01_INT_RAW_REG
  41 #define IXDP2X01_INT_SIM_REG            IXDP2X01_CPLD_VIRT_REG(0x14)
  42
  43 #define IXDP2X01_CPLD_FLASH_REG         IXDP2X01_CPLD_VIRT_REG(0x20)
  44
  45 #define IXDP2X01_CPLD_FLASH_INTERN      0x8000
  46 #define IXDP2X01_CPLD_FLASH_BANK_MASK   0xF
  47 #define IXDP2X01_FLASH_WINDOW_BITS      25
  48 #define IXDP2X01_FLASH_WINDOW_SIZE      (1 << IXDP2X01_FLASH_WINDOW_BITS)
  49 #define IXDP2X01_FLASH_WINDOW_MASK      (IXDP2X01_FLASH_WINDOW_SIZE - 1)
  50
  51 #define IXDP2X01_UART_CLK               1843200
  52
  53 #define IXDP2X01_GPIO_I2C_ENABLE        0x02
  54 #define IXDP2X01_GPIO_SCL               0x07
  55 #define IXDP2X01_GPIO_SDA               0x06
  56
  57 #endif /* __IXDP2x01_H__ */