51 lines
1.8 KiB
C
51 lines
1.8 KiB
C
/*
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* arch/arm/mach-at91/include/mach/at91_shdwc.h
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*
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* Copyright (C) 2007 Andrew Victor
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* Copyright (C) 2007 Atmel Corporation.
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*
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* Shutdown Controller (SHDWC) - System peripherals regsters.
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* Based on AT91SAM9261 datasheet revision D.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef AT91_SHDWC_H
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#define AT91_SHDWC_H
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#ifndef __ASSEMBLY__
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extern void __iomem *at91_shdwc_base;
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#define at91_shdwc_read(field) \
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__raw_readl(at91_shdwc_base + field)
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#define at91_shdwc_write(field, value) \
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__raw_writel(value, at91_shdwc_base + field)
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#endif
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#define AT91_SHDW_CR 0x00 /* Shut Down Control Register */
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#define AT91_SHDW_SHDW (1 << 0) /* Shut Down command */
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#define AT91_SHDW_KEY (0xa5 << 24) /* KEY Password */
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#define AT91_SHDW_MR 0x04 /* Shut Down Mode Register */
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#define AT91_SHDW_WKMODE0 (3 << 0) /* Wake-up 0 Mode Selection */
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#define AT91_SHDW_WKMODE0_NONE 0
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#define AT91_SHDW_WKMODE0_HIGH 1
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#define AT91_SHDW_WKMODE0_LOW 2
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#define AT91_SHDW_WKMODE0_ANYLEVEL 3
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#define AT91_SHDW_CPTWK0_MAX 0xf /* Maximum Counter On Wake Up 0 */
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#define AT91_SHDW_CPTWK0 (AT91_SHDW_CPTWK0_MAX << 4) /* Counter On Wake Up 0 */
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#define AT91_SHDW_CPTWK0_(x) ((x) << 4)
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#define AT91_SHDW_RTTWKEN (1 << 16) /* Real Time Timer Wake-up Enable */
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#define AT91_SHDW_RTCWKEN (1 << 17) /* Real Time Clock Wake-up Enable */
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#define AT91_SHDW_SR 0x08 /* Shut Down Status Register */
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#define AT91_SHDW_WAKEUP0 (1 << 0) /* Wake-up 0 Status */
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#define AT91_SHDW_RTTWK (1 << 16) /* Real-time Timer Wake-up */
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#define AT91_SHDW_RTCWK (1 << 17) /* Real-time Clock Wake-up [SAM9RL] */
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#endif
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