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-rw-r--r--include/asm-arm/arch-at91/at91x40.h55
-rw-r--r--include/asm-arm/arch-at91/cpu.h5
-rw-r--r--include/asm-arm/arch-at91/timex.h5
3 files changed, 65 insertions, 0 deletions
diff --git a/include/asm-arm/arch-at91/at91x40.h b/include/asm-arm/arch-at91/at91x40.h
new file mode 100644
index 000000000000..612203e0177f
--- /dev/null
+++ b/include/asm-arm/arch-at91/at91x40.h
@@ -0,0 +1,55 @@
1/*
2 * include/asm-arm/arch-at91/at91x40.h
3 *
4 * (C) Copyright 2007, Greg Ungerer <gerg@snapgear.com>
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#ifndef AT91X40_H
13#define AT91X40_H
14
15/*
16 * IRQ list.
17 */
18#define AT91_ID_FIQ 0 /* FIQ */
19#define AT91_ID_SYS 1 /* System Peripheral */
20#define AT91X40_ID_USART0 2 /* USART port 0 */
21#define AT91X40_ID_USART1 3 /* USART port 1 */
22#define AT91X40_ID_TC0 4 /* Timer/Counter 0 */
23#define AT91X40_ID_TC1 5 /* Timer/Counter 1*/
24#define AT91X40_ID_TC2 6 /* Timer/Counter 2*/
25#define AT91X40_ID_WD 7 /* Watchdog? */
26#define AT91X40_ID_PIOA 8 /* Parallel IO Controller A */
27
28#define AT91X40_ID_IRQ0 16 /* External IRQ 0 */
29#define AT91X40_ID_IRQ1 17 /* External IRQ 1 */
30#define AT91X40_ID_IRQ2 18 /* External IRQ 2 */
31
32/*
33 * System Peripherals (offset from AT91_BASE_SYS)
34 */
35#define AT91_BASE_SYS 0xffc00000
36
37#define AT91_EBI (0xffe00000 - AT91_BASE_SYS) /* External Bus Interface */
38#define AT91_SF (0xfff00000 - AT91_BASE_SYS) /* Special Function */
39#define AT91_USART1 (0xfffcc000 - AT91_BASE_SYS) /* USART 1 */
40#define AT91_USART0 (0xfffd0000 - AT91_BASE_SYS) /* USART 0 */
41#define AT91_TC (0xfffe0000 - AT91_BASE_SYS) /* Timer Counter */
42#define AT91_PIOA (0xffff0000 - AT91_BASE_SYS) /* PIO Controller A */
43#define AT91_PS (0xffff4000 - AT91_BASE_SYS) /* Power Save */
44#define AT91_WD (0xffff8000 - AT91_BASE_SYS) /* Watchdog Timer */
45#define AT91_AIC (0xfffff000 - AT91_BASE_SYS) /* Advanced Interrupt Controller */
46
47/*
48 * The AT91x40 series doesn't have a debug unit like the other AT91 parts.
49 * But it does have a chip identify register and extension ID, so define at
50 * least these here.
51 */
52#define AT91_DBGU_CIDR (AT91_SF + 0) /* CIDR in PS segment */
53#define AT91_DBGU_EXID (AT91_SF + 4) /* EXID in PS segment */
54
55#endif /* AT91X40_H */
diff --git a/include/asm-arm/arch-at91/cpu.h b/include/asm-arm/arch-at91/cpu.h
index ef93c30a9c5f..080cbb401a87 100644
--- a/include/asm-arm/arch-at91/cpu.h
+++ b/include/asm-arm/arch-at91/cpu.h
@@ -28,6 +28,11 @@
28 28
29#define ARCH_ID_AT91SAM9RL64 0x019b03a0 29#define ARCH_ID_AT91SAM9RL64 0x019b03a0
30 30
31#define ARCH_ID_AT91M40800 0x14080044
32#define ARCH_ID_AT91R40807 0x44080746
33#define ARCH_ID_AT91M40807 0x14080745
34#define ARCH_ID_AT91R40008 0x44000840
35
31static inline unsigned long at91_cpu_identify(void) 36static inline unsigned long at91_cpu_identify(void)
32{ 37{
33 return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION); 38 return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
diff --git a/include/asm-arm/arch-at91/timex.h b/include/asm-arm/arch-at91/timex.h
index 2df1ee12dfb7..a310698fb4da 100644
--- a/include/asm-arm/arch-at91/timex.h
+++ b/include/asm-arm/arch-at91/timex.h
@@ -42,6 +42,11 @@
42#define AT91SAM9_MASTER_CLOCK 100000000 42#define AT91SAM9_MASTER_CLOCK 100000000
43#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16) 43#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
44 44
45#elif defined(CONFIG_ARCH_AT91X40)
46
47#define AT91X40_MASTER_CLOCK 40000000
48#define CLOCK_TICK_RATE (AT91X40_MASTER_CLOCK)
49
45#endif 50#endif
46 51
47#endif 52#endif