include/asm-arm/arch-ep93xx/ts72xx.h

   1 /*
   2  * linux/include/asm-arm/arch-ep93xx/ts72xx.h
   3  */
   4
   5 /*
   6  * TS72xx memory map:
   7  *
   8  * virt         phys            size
   9  * febff000     22000000        4K      model number register
  10  * febfe000     22400000        4K      options register
  11  * febfd000     22800000        4K      options register #2
  12  * febfc000     [67]0000000     4K      NAND data register
  13  * febfb000     [67]0400000     4K      NAND control register
  14  * febfa000     [67]0800000     4K      NAND busy register
  15  */
  16
  17 #define TS72XX_MODEL_PHYS_BASE          0x22000000
  18 #define TS72XX_MODEL_VIRT_BASE          0xfebff000
  19 #define TS72XX_MODEL_SIZE               0x00001000
  20
  21 #define TS72XX_MODEL_TS7200             0x00
  22 #define TS72XX_MODEL_TS7250             0x01
  23 #define TS72XX_MODEL_TS7260             0x02
  24
  25
  26 #define TS72XX_OPTIONS_PHYS_BASE        0x22400000
  27 #define TS72XX_OPTIONS_VIRT_BASE        0xfebfe000
  28 #define TS72XX_OPTIONS_SIZE             0x00001000
  29
  30 #define TS72XX_OPTIONS_COM2_RS485       0x02
  31 #define TS72XX_OPTIONS_MAX197           0x01
  32
  33
  34 #define TS72XX_OPTIONS2_PHYS_BASE       0x22800000
  35 #define TS72XX_OPTIONS2_VIRT_BASE       0xfebfd000
  36 #define TS72XX_OPTIONS2_SIZE            0x00001000
  37
  38 #define TS72XX_OPTIONS2_TS9420          0x04
  39 #define TS72XX_OPTIONS2_TS9420_BOOT     0x02
  40
  41
  42 #define TS72XX_NOR_PHYS_BASE            0x60000000
  43 #define TS72XX_NOR2_PHYS_BASE           0x62000000
  44
  45 #define TS72XX_NAND1_DATA_PHYS_BASE     0x60000000
  46 #define TS72XX_NAND2_DATA_PHYS_BASE     0x70000000
  47 #define TS72XX_NAND_DATA_VIRT_BASE      0xfebfc000
  48 #define TS72XX_NAND_DATA_SIZE           0x00001000
  49
  50 #define TS72XX_NAND1_CONTROL_PHYS_BASE  0x60400000
  51 #define TS72XX_NAND2_CONTROL_PHYS_BASE  0x70400000
  52 #define TS72XX_NAND_CONTROL_VIRT_BASE   0xfebfb000
  53 #define TS72XX_NAND_CONTROL_SIZE        0x00001000
  54
  55 #define TS72XX_NAND1_BUSY_PHYS_BASE     0x60800000
  56 #define TS72XX_NAND2_BUSY_PHYS_BASE     0x70800000
  57 #define TS72XX_NAND_BUSY_VIRT_BASE      0xfebfa000
  58 #define TS72XX_NAND_BUSY_SIZE           0x00001000
  59
  60
  61 #ifndef __ASSEMBLY__
  62 #include <asm/io.h>
  63
  64 static inline int board_is_ts7200(void)
  65 {
  66         return __raw_readb(TS72XX_MODEL_VIRT_BASE) == TS72XX_MODEL_TS7200;
  67 }
  68
  69 static inline int board_is_ts7250(void)
  70 {
  71         return __raw_readb(TS72XX_MODEL_VIRT_BASE) == TS72XX_MODEL_TS7250;
  72 }
  73
  74 static inline int board_is_ts7260(void)
  75 {
  76         return __raw_readb(TS72XX_MODEL_VIRT_BASE) == TS72XX_MODEL_TS7260;
  77 }
  78
  79 static inline int is_max197_installed(void)
  80 {
  81         return !!(__raw_readb(TS72XX_OPTIONS_VIRT_BASE) &
  82                                         TS72XX_OPTIONS_MAX197);
  83 }
  84
  85 static inline int is_ts9420_installed(void)
  86 {
  87         return !!(__raw_readb(TS72XX_OPTIONS2_VIRT_BASE) &
  88                                         TS72XX_OPTIONS2_TS9420);
  89 }
  90 #endif