Merge git://bedivere.hansenpartnership.com/git/scsi-rc-fixes-2.6
[linux-2.6.git] / 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 (bits 0-2)
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 #define TS72XX_MODEL_TS7300             0x03
24 #define TS72XX_MODEL_TS7400             0x04
25 #define TS72XX_MODEL_MASK               0x07
26
27
28 #define TS72XX_OPTIONS_PHYS_BASE        0x22400000
29 #define TS72XX_OPTIONS_VIRT_BASE        0xfebfe000
30 #define TS72XX_OPTIONS_SIZE             0x00001000
31
32 #define TS72XX_OPTIONS_COM2_RS485       0x02
33 #define TS72XX_OPTIONS_MAX197           0x01
34
35
36 #define TS72XX_OPTIONS2_PHYS_BASE       0x22800000
37 #define TS72XX_OPTIONS2_VIRT_BASE       0xfebfd000
38 #define TS72XX_OPTIONS2_SIZE            0x00001000
39
40 #define TS72XX_OPTIONS2_TS9420          0x04
41 #define TS72XX_OPTIONS2_TS9420_BOOT     0x02
42
43
44 #define TS72XX_RTC_INDEX_VIRT_BASE      0xfebf9000
45 #define TS72XX_RTC_INDEX_PHYS_BASE      0x10800000
46 #define TS72XX_RTC_INDEX_SIZE           0x00001000
47
48 #define TS72XX_RTC_DATA_VIRT_BASE       0xfebf8000
49 #define TS72XX_RTC_DATA_PHYS_BASE       0x11700000
50 #define TS72XX_RTC_DATA_SIZE            0x00001000
51
52 #define TS72XX_WDT_CONTROL_PHYS_BASE    0x23800000
53 #define TS72XX_WDT_FEED_PHYS_BASE       0x23c00000
54
55 #ifndef __ASSEMBLY__
56
57 static inline int ts72xx_model(void)
58 {
59         return __raw_readb(TS72XX_MODEL_VIRT_BASE) & TS72XX_MODEL_MASK;
60 }
61
62 static inline int board_is_ts7200(void)
63 {
64         return ts72xx_model() == TS72XX_MODEL_TS7200;
65 }
66
67 static inline int board_is_ts7250(void)
68 {
69         return ts72xx_model() == TS72XX_MODEL_TS7250;
70 }
71
72 static inline int board_is_ts7260(void)
73 {
74         return ts72xx_model() == TS72XX_MODEL_TS7260;
75 }
76
77 static inline int board_is_ts7300(void)
78 {
79         return ts72xx_model()  == TS72XX_MODEL_TS7300;
80 }
81
82 static inline int board_is_ts7400(void)
83 {
84         return ts72xx_model() == TS72XX_MODEL_TS7400;
85 }
86
87 static inline int is_max197_installed(void)
88 {
89         return !!(__raw_readb(TS72XX_OPTIONS_VIRT_BASE) &
90                                         TS72XX_OPTIONS_MAX197);
91 }
92
93 static inline int is_ts9420_installed(void)
94 {
95         return !!(__raw_readb(TS72XX_OPTIONS2_VIRT_BASE) &
96                                         TS72XX_OPTIONS2_TS9420);
97 }
98 #endif