LXR uboot/include/mpc85xx.h

   1/*
   2 * Copyright 2004, 2007 Freescale Semiconductor.
   3 * Copyright(c) 2003 Motorola Inc.
   4 */
   5
   6#ifndef __MPC85xx_H__
   7#define __MPC85xx_H__
   8
   9/* define for common ppc_asm.tmpl */
  10#define EXC_OFF_SYS_RESET       0x100   /* System reset */
  11#define _START_OFFSET           0
  12
  13#if defined(CONFIG_E500)
  14#include <e500.h>
  15#endif
  16
  17/*
  18 * SCCR - System Clock Control Register, 9-8
  19 */
  20#define SCCR_CLPD       0x00000004      /* CPM Low Power Disable */
  21#define SCCR_DFBRG_MSK  0x00000003      /* Division by BRGCLK Mask */
  22#define SCCR_DFBRG_SHIFT 0
  23
  24#define SCCR_DFBRG00    0x00000000      /* BRGCLK division by 4 */
  25#define SCCR_DFBRG01    0x00000001      /* BRGCLK div by 16 (normal) */
  26#define SCCR_DFBRG10    0x00000002      /* BRGCLK division by 64 */
  27#define SCCR_DFBRG11    0x00000003      /* BRGCLK division by 256 */
  28
  29/*
  30 * Define default values for some CCSR macros to make header files cleaner*
  31 *
  32 * To completely disable CCSR relocation in a board header file, define
  33 * CONFIG_SYS_CCSR_DO_NOT_RELOCATE.  This will force CONFIG_SYS_CCSRBAR_PHYS
  34 * to a value that is the same as CONFIG_SYS_CCSRBAR.
  35 */
  36
  37#ifdef CONFIG_SYS_CCSRBAR_PHYS
  38#error "Do not define CONFIG_SYS_CCSRBAR_PHYS directly.  Use \
  39CONFIG_SYS_CCSRBAR_PHYS_LOW and/or CONFIG_SYS_CCSRBAR_PHYS_HIGH instead."
  40#endif
  41
  42#ifdef CONFIG_SYS_CCSR_DO_NOT_RELOCATE
  43#undef CONFIG_SYS_CCSRBAR_PHYS_HIGH
  44#undef CONFIG_SYS_CCSRBAR_PHYS_LOW
  45#define CONFIG_SYS_CCSRBAR_PHYS_HIGH    0
  46#endif
  47
  48#ifndef CONFIG_SYS_CCSRBAR
  49#define CONFIG_SYS_CCSRBAR              CONFIG_SYS_CCSRBAR_DEFAULT
  50#endif
  51
  52#ifndef CONFIG_SYS_CCSRBAR_PHYS_HIGH
  53#ifdef CONFIG_PHYS_64BIT
  54#define CONFIG_SYS_CCSRBAR_PHYS_HIGH    0xf
  55#else
  56#define CONFIG_SYS_CCSRBAR_PHYS_HIGH    0
  57#endif
  58#endif
  59
  60#ifndef CONFIG_SYS_CCSRBAR_PHYS_LOW
  61#define CONFIG_SYS_CCSRBAR_PHYS_LOW     CONFIG_SYS_CCSRBAR_DEFAULT
  62#endif
  63
  64#define CONFIG_SYS_CCSRBAR_PHYS ((CONFIG_SYS_CCSRBAR_PHYS_HIGH * 1ull) << 32 | \
  65                                 CONFIG_SYS_CCSRBAR_PHYS_LOW)
  66
  67#ifndef CONFIG_SYS_IMMR
  68#define CONFIG_SYS_IMMR                 CONFIG_SYS_CCSRBAR
  69#endif
  70
  71#endif  /* __MPC85xx_H__ */
  72