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 | * febfc000 23400000 4K CPLD version register |
14 | */ |
15 | |
16 | #ifndef __TS72XX_H_ |
17 | #define __TS72XX_H_ |
18 | |
19 | #define TS72XX_MODEL_PHYS_BASE 0x22000000 |
20 | #define TS72XX_MODEL_VIRT_BASE IOMEM(0xfebff000) |
21 | #define TS72XX_MODEL_SIZE 0x00001000 |
22 | |
23 | #define TS72XX_MODEL_TS7200 0x00 |
24 | #define TS72XX_MODEL_TS7250 0x01 |
25 | #define TS72XX_MODEL_TS7260 0x02 |
26 | #define TS72XX_MODEL_TS7300 0x03 |
27 | #define TS72XX_MODEL_TS7400 0x04 |
28 | #define TS72XX_MODEL_MASK 0x07 |
29 | |
30 | |
31 | #define TS72XX_OPTIONS_PHYS_BASE 0x22400000 |
32 | #define TS72XX_OPTIONS_VIRT_BASE IOMEM(0xfebfe000) |
33 | #define TS72XX_OPTIONS_SIZE 0x00001000 |
34 | |
35 | #define TS72XX_OPTIONS_COM2_RS485 0x02 |
36 | #define TS72XX_OPTIONS_MAX197 0x01 |
37 | |
38 | |
39 | #define TS72XX_OPTIONS2_PHYS_BASE 0x22800000 |
40 | #define TS72XX_OPTIONS2_VIRT_BASE IOMEM(0xfebfd000) |
41 | #define TS72XX_OPTIONS2_SIZE 0x00001000 |
42 | |
43 | #define TS72XX_OPTIONS2_TS9420 0x04 |
44 | #define TS72XX_OPTIONS2_TS9420_BOOT 0x02 |
45 | |
46 | #define TS72XX_CPLDVER_PHYS_BASE 0x23400000 |
47 | #define TS72XX_CPLDVER_VIRT_BASE IOMEM(0xfebfc000) |
48 | #define TS72XX_CPLDVER_SIZE 0x00001000 |
49 | |
50 | #ifndef __ASSEMBLY__ |
51 | |
52 | static inline int ts72xx_model(void) |
53 | { |
54 | return __raw_readb(TS72XX_MODEL_VIRT_BASE) & TS72XX_MODEL_MASK; |
55 | } |
56 | |
57 | static inline int board_is_ts7200(void) |
58 | { |
59 | return ts72xx_model() == TS72XX_MODEL_TS7200; |
60 | } |
61 | |
62 | static inline int board_is_ts7250(void) |
63 | { |
64 | return ts72xx_model() == TS72XX_MODEL_TS7250; |
65 | } |
66 | |
67 | static inline int board_is_ts7260(void) |
68 | { |
69 | return ts72xx_model() == TS72XX_MODEL_TS7260; |
70 | } |
71 | |
72 | static inline int board_is_ts7300(void) |
73 | { |
74 | return ts72xx_model() == TS72XX_MODEL_TS7300; |
75 | } |
76 | |
77 | static inline int board_is_ts7400(void) |
78 | { |
79 | return ts72xx_model() == TS72XX_MODEL_TS7400; |
80 | } |
81 | |
82 | static inline int is_max197_installed(void) |
83 | { |
84 | return !!(__raw_readb(TS72XX_OPTIONS_VIRT_BASE) & |
85 | TS72XX_OPTIONS_MAX197); |
86 | } |
87 | |
88 | static inline int is_ts9420_installed(void) |
89 | { |
90 | return !!(__raw_readb(TS72XX_OPTIONS2_VIRT_BASE) & |
91 | TS72XX_OPTIONS2_TS9420); |
92 | } |
93 | #endif |
94 | #endif /* __TS72XX_H_ */ |
95 | |