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