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authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:08 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:12 +0200
commit819833af39a91fa1c1e8252862bbda6f5a602f7b (patch)
treed5c9d1628643347ab2b5a8085acfa6f96709fda3 /arch/arm/include/asm/arch-at91/at91_wdt.h
parent61f2b38a17f5b21c59f2afe6cf1cbb5f28638cf9 (diff)
downloadblackbird-obmc-uboot-819833af39a91fa1c1e8252862bbda6f5a602f7b.tar.gz
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Move architecture-specific includes to arch/$ARCH/include/asm
This helps to clean up the include/ directory so that it only contains non-architecture-specific headers and also matches Linux's directory layout which many U-Boot developers are already familiar with. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'arch/arm/include/asm/arch-at91/at91_wdt.h')
-rw-r--r--arch/arm/include/asm/arch-at91/at91_wdt.h67
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-at91/at91_wdt.h b/arch/arm/include/asm/arch-at91/at91_wdt.h
new file mode 100644
index 0000000000..cf08dafdd8
--- /dev/null
+++ b/arch/arm/include/asm/arch-at91/at91_wdt.h
@@ -0,0 +1,67 @@
+/*
+ * [origin: Linux kernel arch/arm/mach-at91/include/mach/at91_wdt.h]
+ *
+ * Copyright (C) 2008 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
+ * Copyright (C) 2007 Andrew Victor
+ * Copyright (C) 2007 Atmel Corporation.
+ *
+ * Watchdog Timer (WDT) - System peripherals regsters.
+ * Based on AT91SAM9261 datasheet revision D.
+ *
+ * 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 AT91_WDT_H
+#define AT91_WDT_H
+
+#ifdef __ASSEMBLY__
+
+#define AT91_ASM_WDT_MR (AT91_WDT_BASE + 0x04)
+
+#else
+
+typedef struct at91_wdt {
+ u32 cr;
+ u32 mr;
+ u32 sr;
+} at91_wdt_t;
+
+#endif
+
+#define AT91_WDT_CR_WDRSTT 1
+#define AT91_WDT_CR_KEY 0xa5000000 /* KEY Password */
+
+#define AT91_WDT_MR_WDV(x) (x & 0xfff)
+#define AT91_WDT_MR_WDFIEN 0x00001000
+#define AT91_WDT_MR_WDRSTEN 0x00002000
+#define AT91_WDT_MR_WDRPROC 0x00004000
+#define AT91_WDT_MR_WDDIS 0x00008000
+#define AT91_WDT_MR_WDD(x) ((x & 0xfff) << 16)
+#define AT91_WDT_MR_WDDBGHLT 0x10000000
+#define AT91_WDT_MR_WDIDLEHLT 0x20000000
+
+#ifdef CONFIG_AT91_LEGACY
+
+#define AT91_WDT_CR (AT91_WDT + 0x00) /* Watchdog Control Register */
+#define AT91_WDT_WDRSTT (1 << 0) /* Restart */
+#define AT91_WDT_KEY (0xa5 << 24) /* KEY Password */
+
+#define AT91_WDT_MR (AT91_WDT + 0x04) /* Watchdog Mode Register */
+#define AT91_WDT_WDV (0xfff << 0) /* Counter Value */
+#define AT91_WDT_WDFIEN (1 << 12) /* Fault Interrupt Enable */
+#define AT91_WDT_WDRSTEN (1 << 13) /* Reset Processor */
+#define AT91_WDT_WDRPROC (1 << 14) /* Timer Restart */
+#define AT91_WDT_WDDIS (1 << 15) /* Watchdog Disable */
+#define AT91_WDT_WDD (0xfff << 16) /* Delta Value */
+#define AT91_WDT_WDDBGHLT (1 << 28) /* Debug Halt */
+#define AT91_WDT_WDIDLEHLT (1 << 29) /* Idle Halt */
+
+#define AT91_WDT_SR (AT91_WDT + 0x08) /* Watchdog Status Register */
+#define AT91_WDT_WDUNF (1 << 0) /* Watchdog Underflow */
+#define AT91_WDT_WDERR (1 << 1) /* Watchdog Error */
+
+#endif /* CONFIG_AT91_LEGACY */
+#endif
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