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a09e64fbc0
This just leaves include/asm-arm/plat-* to deal with. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
/*
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* arch/arm/mach-at91/include/mach/at91_adc.h
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*
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* Copyright (C) SAN People
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*
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* Analog-to-Digital Converter (ADC) registers.
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* Based on AT91SAM9260 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_ADC_H
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#define AT91_ADC_H
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#define AT91_ADC_CR 0x00 /* Control Register */
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#define AT91_ADC_SWRST (1 << 0) /* Software Reset */
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#define AT91_ADC_START (1 << 1) /* Start Conversion */
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#define AT91_ADC_MR 0x04 /* Mode Register */
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#define AT91_ADC_TRGEN (1 << 0) /* Trigger Enable */
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#define AT91_ADC_TRGSEL (7 << 1) /* Trigger Selection */
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#define AT91_ADC_TRGSEL_TC0 (0 << 1)
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#define AT91_ADC_TRGSEL_TC1 (1 << 1)
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#define AT91_ADC_TRGSEL_TC2 (2 << 1)
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#define AT91_ADC_TRGSEL_EXTERNAL (6 << 1)
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#define AT91_ADC_LOWRES (1 << 4) /* Low Resolution */
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#define AT91_ADC_SLEEP (1 << 5) /* Sleep Mode */
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#define AT91_ADC_PRESCAL (0x3f << 8) /* Prescalar Rate Selection */
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#define AT91_ADC_PRESCAL_(x) ((x) << 8)
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#define AT91_ADC_STARTUP (0x1f << 16) /* Startup Up Time */
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#define AT91_ADC_STARTUP_(x) ((x) << 16)
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#define AT91_ADC_SHTIM (0xf << 24) /* Sample & Hold Time */
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#define AT91_ADC_SHTIM_(x) ((x) << 24)
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#define AT91_ADC_CHER 0x10 /* Channel Enable Register */
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#define AT91_ADC_CHDR 0x14 /* Channel Disable Register */
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#define AT91_ADC_CHSR 0x18 /* Channel Status Register */
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#define AT91_ADC_CH(n) (1 << (n)) /* Channel Number */
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#define AT91_ADC_SR 0x1C /* Status Register */
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#define AT91_ADC_EOC(n) (1 << (n)) /* End of Conversion on Channel N */
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#define AT91_ADC_OVRE(n) (1 << ((n) + 8))/* Overrun Error on Channel N */
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#define AT91_ADC_DRDY (1 << 16) /* Data Ready */
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#define AT91_ADC_GOVRE (1 << 17) /* General Overrun Error */
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#define AT91_ADC_ENDRX (1 << 18) /* End of RX Buffer */
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#define AT91_ADC_RXFUFF (1 << 19) /* RX Buffer Full */
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#define AT91_ADC_LCDR 0x20 /* Last Converted Data Register */
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#define AT91_ADC_LDATA (0x3ff)
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#define AT91_ADC_IER 0x24 /* Interrupt Enable Register */
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#define AT91_ADC_IDR 0x28 /* Interrupt Disable Register */
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#define AT91_ADC_IMR 0x2C /* Interrupt Mask Register */
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#define AT91_ADC_CHR(n) (0x30 + ((n) * 4)) /* Channel Data Register N */
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#define AT91_ADC_DATA (0x3ff)
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#endif
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