release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-ep93xx/include/mach/ts72xx.h

   1 /*
   2  * arch/arm/mach-ep93xx/include/mach/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  * febf9000     10800000        4K      TS-5620 RTC index register
  13  * febf8000     11700000        4K      TS-5620 RTC data register
  14  */
  15
  16 #define TS72XX_MODEL_PHYS_BASE          0x22000000
  17 #define TS72XX_MODEL_VIRT_BASE          0xfebff000
  18 #define TS72XX_MODEL_SIZE               0x00001000
  19
  20 #define TS72XX_MODEL_TS7200             0x00
  21 #define TS72XX_MODEL_TS7250             0x01
  22 #define TS72XX_MODEL_TS7260             0x02
  23
  24
  25 #define TS72XX_OPTIONS_PHYS_BASE        0x22400000
  26 #define TS72XX_OPTIONS_VIRT_BASE        0xfebfe000
  27 #define TS72XX_OPTIONS_SIZE             0x00001000
  28
  29 #define TS72XX_OPTIONS_COM2_RS485       0x02
  30 #define TS72XX_OPTIONS_MAX197           0x01
  31
  32
  33 #define TS72XX_OPTIONS2_PHYS_BASE       0x22800000
  34 #define TS72XX_OPTIONS2_VIRT_BASE       0xfebfd000
  35 #define TS72XX_OPTIONS2_SIZE            0x00001000
  36
  37 #define TS72XX_OPTIONS2_TS9420          0x04
  38 #define TS72XX_OPTIONS2_TS9420_BOOT     0x02
  39
  40
  41 #define TS72XX_RTC_INDEX_VIRT_BASE      0xfebf9000
  42 #define TS72XX_RTC_INDEX_PHYS_BASE      0x10800000
  43 #define TS72XX_RTC_INDEX_SIZE           0x00001000
  44
  45 #define TS72XX_RTC_DATA_VIRT_BASE       0xfebf8000
  46 #define TS72XX_RTC_DATA_PHYS_BASE       0x11700000
  47 #define TS72XX_RTC_DATA_SIZE            0x00001000
  48
  49 #define TS72XX_WDT_CONTROL_PHYS_BASE    0x23800000
  50 #define TS72XX_WDT_FEED_PHYS_BASE       0x23c00000
  51
  52 #ifndef __ASSEMBLY__
  53
  54 static inline int board_is_ts7200(void)
  55 {
  56         return __raw_readb(TS72XX_MODEL_VIRT_BASE) == TS72XX_MODEL_TS7200;
  57 }
  58
  59 static inline int board_is_ts7250(void)
  60 {
  61         return __raw_readb(TS72XX_MODEL_VIRT_BASE) == TS72XX_MODEL_TS7250;
  62 }
  63
  64 static inline int board_is_ts7260(void)
  65 {
  66         return __raw_readb(TS72XX_MODEL_VIRT_BASE) == TS72XX_MODEL_TS7260;
  67 }
  68
  69 static inline int is_max197_installed(void)
  70 {
  71         return !!(__raw_readb(TS72XX_OPTIONS_VIRT_BASE) &
  72                                         TS72XX_OPTIONS_MAX197);
  73 }
  74
  75 static inline int is_ts9420_installed(void)
  76 {
  77         return !!(__raw_readb(TS72XX_OPTIONS2_VIRT_BASE) &
  78                                         TS72XX_OPTIONS2_TS9420);
  79 }
  80 #endif