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abf12d71 RV |
1 | /* |
2 | * Copyright (C) ST-Ericsson SA 2010 | |
3 | * | |
4 | * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson | |
5 | * License terms: GNU General Public License (GPL) version 2 | |
6 | */ | |
7 | ||
8 | #ifndef __MACH_UX500_ID | |
9 | #define __MACH_UX500_ID | |
10 | ||
11 | /** | |
12 | * struct dbx500_asic_id - fields of the ASIC ID | |
13 | * @process: the manufacturing process, 0x40 is 40 nm 0x00 is "standard" | |
14 | * @partnumber: hithereto 0x8500 for DB8500 | |
15 | * @revision: version code in the series | |
16 | */ | |
17 | struct dbx500_asic_id { | |
18 | u16 partnumber; | |
19 | u8 revision; | |
20 | u8 process; | |
21 | }; | |
22 | ||
23 | extern struct dbx500_asic_id dbx500_id; | |
24 | ||
25 | static inline unsigned int __attribute_const__ dbx500_partnumber(void) | |
26 | { | |
27 | return dbx500_id.partnumber; | |
28 | } | |
29 | ||
30 | static inline unsigned int __attribute_const__ dbx500_revision(void) | |
31 | { | |
32 | return dbx500_id.revision; | |
33 | } | |
34 | ||
35 | /* | |
36 | * SOCs | |
37 | */ | |
38 | ||
39 | static inline bool __attribute_const__ cpu_is_u8500(void) | |
40 | { | |
41 | return dbx500_partnumber() == 0x8500; | |
42 | } | |
43 | ||
44 | static inline bool __attribute_const__ cpu_is_u5500(void) | |
45 | { | |
46 | return dbx500_partnumber() == 0x5500; | |
47 | } | |
48 | ||
49 | /* | |
50 | * 8500 revisions | |
51 | */ | |
52 | ||
53 | static inline bool __attribute_const__ cpu_is_u8500ed(void) | |
54 | { | |
55 | return cpu_is_u8500() && dbx500_revision() == 0x00; | |
56 | } | |
57 | ||
58 | static inline bool __attribute_const__ cpu_is_u8500v1(void) | |
59 | { | |
60 | return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0; | |
61 | } | |
62 | ||
63 | static inline bool __attribute_const__ cpu_is_u8500v10(void) | |
64 | { | |
65 | return cpu_is_u8500() && dbx500_revision() == 0xA0; | |
66 | } | |
67 | ||
68 | static inline bool __attribute_const__ cpu_is_u8500v11(void) | |
69 | { | |
70 | return cpu_is_u8500() && dbx500_revision() == 0xA1; | |
71 | } | |
72 | ||
73 | static inline bool __attribute_const__ cpu_is_u8500v2(void) | |
74 | { | |
75 | return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0); | |
76 | } | |
77 | ||
5d99eaee LW |
78 | static inline bool cpu_is_u8500v20(void) |
79 | { | |
80 | return cpu_is_u8500() && (dbx500_revision() == 0xB0); | |
81 | } | |
82 | ||
83 | static inline bool cpu_is_u8500v21(void) | |
84 | { | |
85 | return cpu_is_u8500() && (dbx500_revision() == 0xB1); | |
86 | } | |
87 | ||
88 | static inline bool cpu_is_u8500v20_or_later(void) | |
89 | { | |
90 | return cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11(); | |
91 | } | |
92 | ||
93 | static inline bool ux500_is_svp(void) | |
94 | { | |
95 | return false; | |
96 | } | |
97 | ||
abf12d71 RV |
98 | #define ux500_unknown_soc() BUG() |
99 | ||
100 | #endif |