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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 | ||
a4d9b33b LW |
44 | static inline bool __attribute_const__ cpu_is_u8520(void) |
45 | { | |
46 | return dbx500_partnumber() == 0x8520; | |
47 | } | |
48 | ||
e1bbb55d LW |
49 | static inline bool cpu_is_u8500_family(void) |
50 | { | |
51 | return cpu_is_u8500() || cpu_is_u8520(); | |
52 | } | |
53 | ||
bc71c096 LW |
54 | static inline bool __attribute_const__ cpu_is_u9540(void) |
55 | { | |
56 | return dbx500_partnumber() == 0x9540; | |
57 | } | |
58 | ||
e1bbb55d LW |
59 | static inline bool __attribute_const__ cpu_is_u8540(void) |
60 | { | |
61 | return dbx500_partnumber() == 0x8540; | |
62 | } | |
63 | ||
64 | static inline bool cpu_is_ux540_family(void) | |
bc71c096 | 65 | { |
e1bbb55d | 66 | return cpu_is_u9540() || cpu_is_u8540(); |
bc71c096 LW |
67 | } |
68 | ||
abf12d71 RV |
69 | /* |
70 | * 8500 revisions | |
71 | */ | |
72 | ||
73 | static inline bool __attribute_const__ cpu_is_u8500ed(void) | |
74 | { | |
75 | return cpu_is_u8500() && dbx500_revision() == 0x00; | |
76 | } | |
77 | ||
78 | static inline bool __attribute_const__ cpu_is_u8500v1(void) | |
79 | { | |
80 | return cpu_is_u8500() && (dbx500_revision() & 0xf0) == 0xA0; | |
81 | } | |
82 | ||
83 | static inline bool __attribute_const__ cpu_is_u8500v10(void) | |
84 | { | |
85 | return cpu_is_u8500() && dbx500_revision() == 0xA0; | |
86 | } | |
87 | ||
88 | static inline bool __attribute_const__ cpu_is_u8500v11(void) | |
89 | { | |
90 | return cpu_is_u8500() && dbx500_revision() == 0xA1; | |
91 | } | |
92 | ||
93 | static inline bool __attribute_const__ cpu_is_u8500v2(void) | |
94 | { | |
95 | return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0); | |
96 | } | |
97 | ||
5d99eaee LW |
98 | static inline bool cpu_is_u8500v20(void) |
99 | { | |
100 | return cpu_is_u8500() && (dbx500_revision() == 0xB0); | |
101 | } | |
102 | ||
103 | static inline bool cpu_is_u8500v21(void) | |
104 | { | |
105 | return cpu_is_u8500() && (dbx500_revision() == 0xB1); | |
106 | } | |
107 | ||
1d3266ec LW |
108 | static inline bool cpu_is_u8500v22(void) |
109 | { | |
110 | return cpu_is_u8500() && (dbx500_revision() == 0xB2); | |
111 | } | |
112 | ||
5d99eaee LW |
113 | static inline bool cpu_is_u8500v20_or_later(void) |
114 | { | |
e1bbb55d | 115 | return (cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11()); |
5d99eaee LW |
116 | } |
117 | ||
118 | static inline bool ux500_is_svp(void) | |
119 | { | |
120 | return false; | |
121 | } | |
122 | ||
abf12d71 RV |
123 | #define ux500_unknown_soc() BUG() |
124 | ||
125 | #endif |