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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-19 16:18:39 -0500
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-19 16:18:39 -0500
commit59b8175c771040afcd4ad67022b0cc80c216b866 (patch)
tree4ef5935bee1e342716d49b9d4b99e3fa835526e6 /include/asm-arm/arch-at91/cpu.h
parent920841d8d1d61bc12b43f95a579a5374f6d98f81 (diff)
parent3b0eb4a195a124567cd0dd6f700f8388def542c6 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (117 commits) [ARM] 4058/2: iop32x: set ->broken_parity_status on n2100 onboard r8169 ports [ARM] 4140/1: AACI stability add ac97 timeout and retries [ARM] 4139/1: AACI record support [ARM] 4138/1: AACI: multiple channel support for IRQ handling [ARM] 4211/1: Provide a defconfig for ns9xxx [ARM] 4210/1: base for new machine type "NetSilicon NS9360" [ARM] 4222/1: S3C2443: Remove reference to missing S3C2443_PM [ARM] 4221/1: S3C2443: DMA support [ARM] 4220/1: S3C24XX: DMA system initialised from sysdev [ARM] 4219/1: S3C2443: DMA source definitions [ARM] 4218/1: S3C2412: fix CONFIG_CPU_S3C2412_ONLY wrt to S3C2443 [ARM] 4217/1: S3C24XX: remove the dma channel show at startup [ARM] 4090/2: avoid clash between PXA and SA1111 defines [ARM] 4216/1: add .gitignore entries for ARM specific files [ARM] 4214/2: S3C2410: Add Armzone QT2410 [ARM] 4215/1: s3c2410 usb device: per-platform vbus_draw [ARM] 4213/1: S3C2410 - Update definition of ADCTSC_XY_PST [ARM] 4098/1: ARM: rtc_lock only used with rtc_cmos [ARM] 4137/1: Add kexec support [ARM] 4201/1: SMP barriers pair needed for the secondary boot process ... Fix up conflict due to typedef removal in sound/arm/aaci.h
Diffstat (limited to 'include/asm-arm/arch-at91/cpu.h')
-rw-r--r--include/asm-arm/arch-at91/cpu.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/cpu.h b/include/asm-arm/arch-at91/cpu.h
new file mode 100644
index 000000000000..d464ca58cdbc
--- /dev/null
+++ b/include/asm-arm/arch-at91/cpu.h
@@ -0,0 +1,71 @@
1/*
2 * include/asm-arm/arch-at91/cpu.h
3 *
4 * Copyright (C) 2006 SAN People
5 *
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.
10 *
11 */
12
13#ifndef __ASM_ARCH_CPU_H
14#define __ASM_ARCH_CPU_H
15
16#include <asm/hardware.h>
17#include <asm/arch/at91_dbgu.h>
18
19
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
25#define ARCH_ID_AT91SAM9XE128 0x329973a0
26#define ARCH_ID_AT91SAM9XE256 0x329a93a0
27#define ARCH_ID_AT91SAM9XE512 0x329aa3a0
28
29static inline unsigned long at91_cpu_identify(void)
30{
31 return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
32}
33
34
35#define ARCH_FAMILY_AT91X92 0x09200000
36#define ARCH_FAMILY_AT91SAM9 0x01900000
37#define ARCH_FAMILY_AT91SAM9XE 0x02900000
38
39static inline unsigned long at91_arch_identify(void)
40{
41 return (at91_sys_read(AT91_DBGU_CIDR) & AT91_CIDR_ARCH);
42}
43
44
45#ifdef CONFIG_ARCH_AT91RM9200
46#define cpu_is_at91rm9200() (at91_cpu_identify() == ARCH_ID_AT91RM9200)
47#else
48#define cpu_is_at91rm9200() (0)
49#endif
50
51#ifdef CONFIG_ARCH_AT91SAM9260
52#define cpu_is_at91sam9xe() (at91_arch_identify() == ARCH_FAMILY_AT91SAM9XE)
53#define cpu_is_at91sam9260() ((at91_cpu_identify() == ARCH_ID_AT91SAM9260) || cpu_is_at91sam9xe())
54#else
55#define cpu_is_at91sam9xe() (0)
56#define cpu_is_at91sam9260() (0)
57#endif
58
59#ifdef CONFIG_ARCH_AT91SAM9261
60#define cpu_is_at91sam9261() (at91_cpu_identify() == ARCH_ID_AT91SAM9261)
61#else
62#define cpu_is_at91sam9261() (0)
63#endif
64
65#ifdef CONFIG_ARCH_AT91SAM9263
66#define cpu_is_at91sam9263() (at91_cpu_identify() == ARCH_ID_AT91SAM9263)
67#else
68#define cpu_is_at91sam9263() (0)
69#endif
70
71#endif