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f7eebb7730
through a voltage divisor (R163 and R164 on page 4 of BBB schematic). Add a note about this on ti_adc(4) man page. The ti_adc(4) man page will first appear on 10.1-RELEASE. MFC after: 1 week Suggested by: Sulev-Madis Silber (ketas) Manual page reviewed by: brueffer (D127)
121 lines
4.2 KiB
C
121 lines
4.2 KiB
C
/*-
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* Copyright 2014 Luiz Otavio O Souza <loos@freebsd.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _TI_ADCREG_H_
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#define _TI_ADCREG_H_
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#define ADC_REVISION 0x000
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#define ADC_REV_SCHEME_MSK 0xc0000000
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#define ADC_REV_SCHEME_SHIFT 30
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#define ADC_REV_FUNC_MSK 0x0fff0000
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#define ADC_REV_FUNC_SHIFT 16
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#define ADC_REV_RTL_MSK 0x0000f800
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#define ADC_REV_RTL_SHIFT 11
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#define ADC_REV_MAJOR_MSK 0x00000700
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#define ADC_REV_MAJOR_SHIFT 8
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#define ADC_REV_CUSTOM_MSK 0x000000c0
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#define ADC_REV_CUSTOM_SHIFT 6
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#define ADC_REV_MINOR_MSK 0x0000003f
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#define ADC_SYSCFG 0x010
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#define ADC_SYSCFG_IDLE_MSK 0x000000c0
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#define ADC_SYSCFG_IDLE_SHIFT 2
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#define ADC_IRQSTATUS_RAW 0x024
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#define ADC_IRQSTATUS 0x028
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#define ADC_IRQENABLE_SET 0x02c
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#define ADC_IRQENABLE_CLR 0x030
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#define ADC_IRQ_HW_PEN_SYNC (1 << 10)
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#define ADC_IRQ_PEN_UP (1 << 9)
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#define ADC_IRQ_OUT_RANGE (1 << 8)
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#define ADC_IRQ_FIFO1_UNDR (1 << 7)
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#define ADC_IRQ_FIFO1_OVERR (1 << 6)
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#define ADC_IRQ_FIFO1_THRES (1 << 5)
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#define ADC_IRQ_FIFO0_UNDR (1 << 4)
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#define ADC_IRQ_FIFO0_OVERR (1 << 3)
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#define ADC_IRQ_FIFO0_THRES (1 << 2)
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#define ADC_IRQ_END_OF_SEQ (1 << 1)
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#define ADC_IRQ_HW_PEN_ASYNC (1 << 0)
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#define ADC_CTRL 0x040
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#define ADC_CTRL_STEP_WP (1 << 2)
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#define ADC_CTRL_STEP_ID (1 << 1)
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#define ADC_CTRL_ENABLE (1 << 0)
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#define ADC_STAT 0x044
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#define ADC_CLKDIV 0x04c
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#define ADC_STEPENABLE 0x054
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#define ADC_IDLECONFIG 0x058
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#define ADC_STEPCFG1 0x064
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#define ADC_STEPDLY1 0x068
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#define ADC_STEPCFG2 0x06c
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#define ADC_STEPDLY2 0x070
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#define ADC_STEPCFG3 0x074
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#define ADC_STEPDLY3 0x078
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#define ADC_STEPCFG4 0x07c
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#define ADC_STEPDLY4 0x080
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#define ADC_STEPCFG5 0x084
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#define ADC_STEPDLY5 0x088
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#define ADC_STEPCFG6 0x08c
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#define ADC_STEPDLY6 0x090
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#define ADC_STEPCFG7 0x094
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#define ADC_STEPDLY7 0x098
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#define ADC_STEPCFG8 0x09c
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#define ADC_STEPDLY8 0x0a0
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#define ADC_STEP_DIFF_CNTRL (1 << 25)
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#define ADC_STEP_RFM_MSK 0x01800000
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#define ADC_STEP_RFM_SHIFT 23
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#define ADC_STEP_RFM_VSSA 0
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#define ADC_STEP_RFM_XNUR 1
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#define ADC_STEP_RFM_YNLR 2
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#define ADC_STEP_RFM_VREFN 3
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#define ADC_STEP_INP_MSK 0x00780000
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#define ADC_STEP_INP_SHIFT 19
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#define ADC_STEP_INM_MSK 0x00078000
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#define ADC_STEP_INM_SHIFT 15
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#define ADC_STEP_IN_VREFN 8
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#define ADC_STEP_RFP_MSK 0x00007000
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#define ADC_STEP_RFP_SHIFT 12
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#define ADC_STEP_RFP_VDDA 0
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#define ADC_STEP_RFP_XPUL 1
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#define ADC_STEP_RFP_YPLL 2
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#define ADC_STEP_RFP_VREFP 3
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#define ADC_STEP_RFP_INTREF 4
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#define ADC_STEP_AVG_MSK 0x0000001c
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#define ADC_STEP_AVG_SHIFT 2
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#define ADC_STEP_MODE_MSK 0x00000003
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#define ADC_STEP_MODE_ONESHOT 0x00000000
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#define ADC_STEP_MODE_CONTINUOUS 0x00000001
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#define ADC_STEP_SAMPLE_DELAY 0xff000000
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#define ADC_STEP_OPEN_DELAY 0x0003ffff
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#define ADC_FIFO0COUNT 0x0e4
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#define ADC_FIFO0THRESHOLD 0x0e8
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#define ADC_FIFO0DATA 0x100
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#define ADC_FIFO_COUNT_MSK 0x0000007f
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#define ADC_FIFO_STEP_ID_MSK 0x000f0000
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#define ADC_FIFO_STEP_ID_SHIFT 16
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#define ADC_FIFO_DATA_MSK 0x00000fff
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#endif /* _TI_ADCREG_H_ */
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