diff options
author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-12 22:28:08 -0500 |
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committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 09:13:12 +0200 |
commit | 819833af39a91fa1c1e8252862bbda6f5a602f7b (patch) | |
tree | d5c9d1628643347ab2b5a8085acfa6f96709fda3 /arch/arm/include/asm/arch-at91/at91_wdt.h | |
parent | 61f2b38a17f5b21c59f2afe6cf1cbb5f28638cf9 (diff) |
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.h | 67 |
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 00000000000..cf08dafdd8e --- /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 |