2 * arch/arm/mach-at91/include/mach/cpu.h
4 * Copyright (C) 2006 SAN People
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
13 #ifndef __ASM_ARCH_CPU_H
14 #define __ASM_ARCH_CPU_H
16 #include <mach/hardware.h>
17 #include <mach/at91_dbgu.h>
20 #define ARCH_ID_AT91RM9200 0x09290780
21 #define ARCH_ID_AT91SAM9260 0x019803a0
22 #define ARCH_ID_AT91SAM9261 0x019703a0
23 #define ARCH_ID_AT91SAM9263 0x019607a0
24 #define ARCH_ID_AT91SAM9G10 0x019903a0
25 #define ARCH_ID_AT91SAM9G20 0x019905a0
26 #define ARCH_ID_AT91SAM9RL64 0x019b03a0
27 #define ARCH_ID_AT91SAM9G45 0x819b05a0
28 #define ARCH_ID_AT91SAM9G45MRL 0x819b05a2 /* aka 9G45-ES2 & non ES lots */
29 #define ARCH_ID_AT91SAM9G45ES 0x819b05a1 /* 9G45-ES (Engineering Sample) */
30 #define ARCH_ID_AT91SAM9X5 0x819a05a0
31 #define ARCH_ID_AT91CAP9 0x039A03A0
33 #define ARCH_ID_AT91SAM9XE128 0x329973a0
34 #define ARCH_ID_AT91SAM9XE256 0x329a93a0
35 #define ARCH_ID_AT91SAM9XE512 0x329aa3a0
37 #define ARCH_ID_AT572D940HF 0x0e0303e0
39 #define ARCH_ID_AT91M40800 0x14080044
40 #define ARCH_ID_AT91R40807 0x44080746
41 #define ARCH_ID_AT91M40807 0x14080745
42 #define ARCH_ID_AT91R40008 0x44000840
44 static inline unsigned long at91_cpu_identify(void)
46 return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
49 static inline unsigned long at91_cpu_fully_identify(void)
51 return at91_sys_read(AT91_DBGU_CIDR);
54 #define ARCH_EXID_AT91SAM9M11 0x00000001
55 #define ARCH_EXID_AT91SAM9M10 0x00000002
56 #define ARCH_EXID_AT91SAM9G46 0x00000003
57 #define ARCH_EXID_AT91SAM9G45 0x00000004
59 #define ARCH_EXID_AT91SAM9G15 0x00000000
60 #define ARCH_EXID_AT91SAM9G35 0x00000001
61 #define ARCH_EXID_AT91SAM9X35 0x00000002
62 #define ARCH_EXID_AT91SAM9G25 0x00000003
63 #define ARCH_EXID_AT91SAM9X25 0x00000004
65 static inline unsigned long at91_exid_identify(void)
67 return at91_sys_read(AT91_DBGU_EXID);
71 #define ARCH_FAMILY_AT91X92 0x09200000
72 #define ARCH_FAMILY_AT91SAM9 0x01900000
73 #define ARCH_FAMILY_AT91SAM9XE 0x02900000
75 static inline unsigned long at91_arch_identify(void)
77 return (at91_sys_read(AT91_DBGU_CIDR) & AT91_CIDR_ARCH);
80 #ifdef CONFIG_ARCH_AT91CAP9
81 #include <mach/at91_pmc.h>
83 #define ARCH_REVISION_CAP9_B 0x399
84 #define ARCH_REVISION_CAP9_C 0x601
86 static inline unsigned long at91cap9_rev_identify(void)
88 return (at91_sys_read(AT91_PMC_VER));
92 #ifdef CONFIG_ARCH_AT91RM9200
93 #define cpu_is_at91rm9200() (at91_cpu_identify() == ARCH_ID_AT91RM9200)
95 #define cpu_is_at91rm9200() (0)
98 #ifdef CONFIG_ARCH_AT91SAM9260
99 #define cpu_is_at91sam9xe() (at91_arch_identify() == ARCH_FAMILY_AT91SAM9XE)
100 #define cpu_is_at91sam9260() ((at91_cpu_identify() == ARCH_ID_AT91SAM9260) || cpu_is_at91sam9xe())
102 #define cpu_is_at91sam9xe() (0)
103 #define cpu_is_at91sam9260() (0)
106 #ifdef CONFIG_ARCH_AT91SAM9G20
107 #define cpu_is_at91sam9g20() (at91_cpu_identify() == ARCH_ID_AT91SAM9G20)
109 #define cpu_is_at91sam9g20() (0)
112 #ifdef CONFIG_ARCH_AT91SAM9261
113 #define cpu_is_at91sam9261() (at91_cpu_identify() == ARCH_ID_AT91SAM9261)
115 #define cpu_is_at91sam9261() (0)
118 #ifdef CONFIG_ARCH_AT91SAM9G10
119 #define cpu_is_at91sam9g10() ((at91_cpu_identify() & ~AT91_CIDR_EXT) == ARCH_ID_AT91SAM9G10)
121 #define cpu_is_at91sam9g10() (0)
124 #ifdef CONFIG_ARCH_AT91SAM9263
125 #define cpu_is_at91sam9263() (at91_cpu_identify() == ARCH_ID_AT91SAM9263)
127 #define cpu_is_at91sam9263() (0)
130 #ifdef CONFIG_ARCH_AT91SAM9RL
131 #define cpu_is_at91sam9rl() (at91_cpu_identify() == ARCH_ID_AT91SAM9RL64)
133 #define cpu_is_at91sam9rl() (0)
136 #ifdef CONFIG_ARCH_AT91SAM9G45
137 #define cpu_is_at91sam9g45() (at91_cpu_identify() == ARCH_ID_AT91SAM9G45)
138 #define cpu_is_at91sam9g45es() (at91_cpu_fully_identify() == ARCH_ID_AT91SAM9G45ES)
139 #define cpu_is_at91sam9m10() (cpu_is_at91sam9g45() && \
140 (at91_exid_identify() == ARCH_EXID_AT91SAM9M10))
141 #define cpu_is_at91sam9m46() (cpu_is_at91sam9g45() && \
142 (at91_exid_identify() == ARCH_EXID_AT91SAM9G46))
143 #define cpu_is_at91sam9m11() (cpu_is_at91sam9g45() && \
144 (at91_exid_identify() == ARCH_EXID_AT91SAM9M11))
146 #define cpu_is_at91sam9g45() (0)
147 #define cpu_is_at91sam9g45es() (0)
148 #define cpu_is_at91sam9m10() (0)
149 #define cpu_is_at91sam9g46() (0)
150 #define cpu_is_at91sam9m11() (0)
153 #ifdef CONFIG_ARCH_AT91SAM9X5
154 #define cpu_is_at91sam9x5() (at91_cpu_identify() == ARCH_ID_AT91SAM9X5)
155 #define cpu_is_at91sam9g15() (cpu_is_at91sam9x5() && \
156 (at91_exid_identify() == ARCH_EXID_AT91SAM9G15))
157 #define cpu_is_at91sam9g35() (cpu_is_at91sam9x5() && \
158 (at91_exid_identify() == ARCH_EXID_AT91SAM9G35))
159 #define cpu_is_at91sam9x35() (cpu_is_at91sam9x5() && \
160 (at91_exid_identify() == ARCH_EXID_AT91SAM9X35))
161 #define cpu_is_at91sam9g25() (cpu_is_at91sam9x5() && \
162 (at91_exid_identify() == ARCH_EXID_AT91SAM9G25))
163 #define cpu_is_at91sam9x25() (cpu_is_at91sam9x5() && \
164 (at91_exid_identify() == ARCH_EXID_AT91SAM9X25))
166 #define cpu_is_at91sam9x5() (0)
167 #define cpu_is_at91sam9g15() (0)
168 #define cpu_is_at91sam9g35() (0)
169 #define cpu_is_at91sam9x35() (0)
170 #define cpu_is_at91sam9g25() (0)
171 #define cpu_is_at91sam9x25() (0)
174 #ifdef CONFIG_ARCH_AT91CAP9
175 #define cpu_is_at91cap9() (at91_cpu_identify() == ARCH_ID_AT91CAP9)
176 #define cpu_is_at91cap9_revB() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_B)
177 #define cpu_is_at91cap9_revC() (at91cap9_rev_identify() == ARCH_REVISION_CAP9_C)
179 #define cpu_is_at91cap9() (0)
180 #define cpu_is_at91cap9_revB() (0)
181 #define cpu_is_at91cap9_revC() (0)
184 #ifdef CONFIG_ARCH_AT572D940HF
185 #define cpu_is_at572d940hf() (at91_cpu_identify() == ARCH_ID_AT572D940HF)
187 #define cpu_is_at572d940hf() (0)
191 * Since this is ARM, we will never run on any AVR32 CPU. But these
192 * definitions may reduce clutter in common drivers.
194 #define cpu_is_at32ap7000() (0)