Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=70672224009bc3d4d6713337b3456bc7ab71d52b
Commit: 70672224009bc3d4d6713337b3456bc7ab71d52b
Parent: b54942f8203689014f80ec89c55ccb1f48ab1166
Author: Greg Ungerer <[EMAIL PROTECTED]>
AuthorDate: Mon Jun 4 06:45:38 2007 +0100
Committer: Russell King <[EMAIL PROTECTED]>
CommitDate: Thu Jul 12 11:11:21 2007 +0100
[ARM] 4427/1: base Atmel at91x40 architecture defines
Base at91x40 architecture support defines. These parts are somewhat
simpler than the ARM9 Atmel based parts.
Signed-off-by: Greg Ungerer <[EMAIL PROTECTED]>
Acked-by: Andrew Victor <[EMAIL PROTECTED]>
Signed-off-by: Russell King <[EMAIL PROTECTED]>
---
include/asm-arm/arch-at91/at91x40.h | 55 +++++++++++++++++++++++++++++++++++
include/asm-arm/arch-at91/cpu.h | 5 +++
include/asm-arm/arch-at91/timex.h | 5 +++
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 0000000..612203e
--- /dev/null
+++ b/include/asm-arm/arch-at91/at91x40.h
@@ -0,0 +1,55 @@
+/*
+ * include/asm-arm/arch-at91/at91x40.h
+ *
+ * (C) Copyright 2007, Greg Ungerer <[EMAIL PROTECTED]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef AT91X40_H
+#define AT91X40_H
+
+/*
+ * IRQ list.
+ */
+#define AT91_ID_FIQ 0 /* FIQ */
+#define AT91_ID_SYS 1 /* System Peripheral */
+#define AT91X40_ID_USART0 2 /* USART port 0 */
+#define AT91X40_ID_USART1 3 /* USART port 1 */
+#define AT91X40_ID_TC0 4 /* Timer/Counter 0 */
+#define AT91X40_ID_TC1 5 /* Timer/Counter 1*/
+#define AT91X40_ID_TC2 6 /* Timer/Counter 2*/
+#define AT91X40_ID_WD 7 /* Watchdog? */
+#define AT91X40_ID_PIOA 8 /* Parallel IO Controller A */
+
+#define AT91X40_ID_IRQ0 16 /* External IRQ 0 */
+#define AT91X40_ID_IRQ1 17 /* External IRQ 1 */
+#define AT91X40_ID_IRQ2 18 /* External IRQ 2 */
+
+/*
+ * System Peripherals (offset from AT91_BASE_SYS)
+ */
+#define AT91_BASE_SYS 0xffc00000
+
+#define AT91_EBI (0xffe00000 - AT91_BASE_SYS) /* External Bus
Interface */
+#define AT91_SF (0xfff00000 - AT91_BASE_SYS) /* Special
Function */
+#define AT91_USART1 (0xfffcc000 - AT91_BASE_SYS) /* USART 1 */
+#define AT91_USART0 (0xfffd0000 - AT91_BASE_SYS) /* USART 0 */
+#define AT91_TC (0xfffe0000 - AT91_BASE_SYS) /* Timer
Counter */
+#define AT91_PIOA (0xffff0000 - AT91_BASE_SYS) /* PIO Controller A */
+#define AT91_PS (0xffff4000 - AT91_BASE_SYS) /* Power Save */
+#define AT91_WD (0xffff8000 - AT91_BASE_SYS) /* Watchdog
Timer */
+#define AT91_AIC (0xfffff000 - AT91_BASE_SYS) /* Advanced Interrupt
Controller */
+
+/*
+ * The AT91x40 series doesn't have a debug unit like the other AT91 parts.
+ * But it does have a chip identify register and extension ID, so define at
+ * least these here.
+ */
+#define AT91_DBGU_CIDR (AT91_SF + 0) /* CIDR in PS segment */
+#define AT91_DBGU_EXID (AT91_SF + 4) /* EXID in PS segment */
+
+#endif /* AT91X40_H */
diff --git a/include/asm-arm/arch-at91/cpu.h b/include/asm-arm/arch-at91/cpu.h
index ef93c30..080cbb4 100644
--- a/include/asm-arm/arch-at91/cpu.h
+++ b/include/asm-arm/arch-at91/cpu.h
@@ -28,6 +28,11 @@
#define ARCH_ID_AT91SAM9RL64 0x019b03a0
+#define ARCH_ID_AT91M40800 0x14080044
+#define ARCH_ID_AT91R40807 0x44080746
+#define ARCH_ID_AT91M40807 0x14080745
+#define ARCH_ID_AT91R40008 0x44000840
+
static inline unsigned long at91_cpu_identify(void)
{
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 2df1ee1..a310698 100644
--- a/include/asm-arm/arch-at91/timex.h
+++ b/include/asm-arm/arch-at91/timex.h
@@ -42,6 +42,11 @@
#define AT91SAM9_MASTER_CLOCK 100000000
#define CLOCK_TICK_RATE (AT91SAM9_MASTER_CLOCK/16)
+#elif defined(CONFIG_ARCH_AT91X40)
+
+#define AT91X40_MASTER_CLOCK 40000000
+#define CLOCK_TICK_RATE (AT91X40_MASTER_CLOCK)
+
#endif
#endif
-
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