Merge tag 'modules-for-v4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/jeyu...
[sfrench/cifs-2.6.git] / arch / arm / mach-ep93xx / ts72xx.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * arch/arm/mach-ep93xx/include/mach/ts72xx.h
4  */
5
6 /*
7  * TS72xx memory map:
8  *
9  * virt         phys            size
10  * febff000     22000000        4K      model number register (bits 0-2)
11  * febfe000     22400000        4K      options register
12  * febfd000     22800000        4K      options register #2
13  */
14
15 #define TS72XX_MODEL_PHYS_BASE          0x22000000
16 #define TS72XX_MODEL_VIRT_BASE          IOMEM(0xfebff000)
17 #define TS72XX_MODEL_SIZE               0x00001000
18
19 #define TS72XX_MODEL_TS7200             0x00
20 #define TS72XX_MODEL_TS7250             0x01
21 #define TS72XX_MODEL_TS7260             0x02
22 #define TS72XX_MODEL_TS7300             0x03
23 #define TS72XX_MODEL_TS7400             0x04
24 #define TS72XX_MODEL_MASK               0x07
25
26
27 #define TS72XX_OPTIONS_PHYS_BASE        0x22400000
28 #define TS72XX_OPTIONS_VIRT_BASE        IOMEM(0xfebfe000)
29 #define TS72XX_OPTIONS_SIZE             0x00001000
30
31 #define TS72XX_OPTIONS_COM2_RS485       0x02
32 #define TS72XX_OPTIONS_MAX197           0x01
33
34
35 #define TS72XX_OPTIONS2_PHYS_BASE       0x22800000
36 #define TS72XX_OPTIONS2_VIRT_BASE       IOMEM(0xfebfd000)
37 #define TS72XX_OPTIONS2_SIZE            0x00001000
38
39 #define TS72XX_OPTIONS2_TS9420          0x04
40 #define TS72XX_OPTIONS2_TS9420_BOOT     0x02
41
42 #define TS72XX_WDT_CONTROL_PHYS_BASE    0x23800000
43 #define TS72XX_WDT_FEED_PHYS_BASE       0x23c00000
44
45 #ifndef __ASSEMBLY__
46
47 static inline int ts72xx_model(void)
48 {
49         return __raw_readb(TS72XX_MODEL_VIRT_BASE) & TS72XX_MODEL_MASK;
50 }
51
52 static inline int board_is_ts7200(void)
53 {
54         return ts72xx_model() == TS72XX_MODEL_TS7200;
55 }
56
57 static inline int board_is_ts7250(void)
58 {
59         return ts72xx_model() == TS72XX_MODEL_TS7250;
60 }
61
62 static inline int board_is_ts7260(void)
63 {
64         return ts72xx_model() == TS72XX_MODEL_TS7260;
65 }
66
67 static inline int board_is_ts7300(void)
68 {
69         return ts72xx_model()  == TS72XX_MODEL_TS7300;
70 }
71
72 static inline int board_is_ts7400(void)
73 {
74         return ts72xx_model() == TS72XX_MODEL_TS7400;
75 }
76
77 static inline int is_max197_installed(void)
78 {
79         return !!(__raw_readb(TS72XX_OPTIONS_VIRT_BASE) &
80                                         TS72XX_OPTIONS_MAX197);
81 }
82
83 static inline int is_ts9420_installed(void)
84 {
85         return !!(__raw_readb(TS72XX_OPTIONS2_VIRT_BASE) &
86                                         TS72XX_OPTIONS2_TS9420);
87 }
88 #endif