mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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e7aabc346b
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Acked-by: Samuel Ortiz <sameo@openedhand.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk>
168 lines
5.0 KiB
C
168 lines
5.0 KiB
C
/*
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* comparator.h -- Comparator Aux ADC for Wolfson WM8350 PMIC
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*
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* Copyright 2007 Wolfson Microelectronics PLC
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef __LINUX_MFD_WM8350_COMPARATOR_H_
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#define __LINUX_MFD_WM8350_COMPARATOR_H_
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/*
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* Registers
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*/
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#define WM8350_DIGITISER_CONTROL_1 0x90
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#define WM8350_DIGITISER_CONTROL_2 0x91
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#define WM8350_AUX1_READBACK 0x98
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#define WM8350_AUX2_READBACK 0x99
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#define WM8350_AUX3_READBACK 0x9A
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#define WM8350_AUX4_READBACK 0x9B
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#define WM8350_CHIP_TEMP_READBACK 0x9F
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#define WM8350_GENERIC_COMPARATOR_CONTROL 0xA3
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#define WM8350_GENERIC_COMPARATOR_1 0xA4
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#define WM8350_GENERIC_COMPARATOR_2 0xA5
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#define WM8350_GENERIC_COMPARATOR_3 0xA6
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#define WM8350_GENERIC_COMPARATOR_4 0xA7
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/*
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* R144 (0x90) - Digitiser Control (1)
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*/
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#define WM8350_AUXADC_CTC 0x4000
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#define WM8350_AUXADC_POLL 0x2000
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#define WM8350_AUXADC_HIB_MODE 0x1000
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#define WM8350_AUXADC_SEL8 0x0080
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#define WM8350_AUXADC_SEL7 0x0040
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#define WM8350_AUXADC_SEL6 0x0020
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#define WM8350_AUXADC_SEL5 0x0010
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#define WM8350_AUXADC_SEL4 0x0008
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#define WM8350_AUXADC_SEL3 0x0004
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#define WM8350_AUXADC_SEL2 0x0002
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#define WM8350_AUXADC_SEL1 0x0001
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/*
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* R145 (0x91) - Digitiser Control (2)
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*/
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#define WM8350_AUXADC_MASKMODE_MASK 0x3000
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#define WM8350_AUXADC_CRATE_MASK 0x0700
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#define WM8350_AUXADC_CAL 0x0004
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#define WM8350_AUX_RBMODE 0x0002
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#define WM8350_AUXADC_WAIT 0x0001
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/*
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* R152 (0x98) - AUX1 Readback
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*/
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#define WM8350_AUXADC_SCALE1_MASK 0x6000
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#define WM8350_AUXADC_REF1 0x1000
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#define WM8350_AUXADC_DATA1_MASK 0x0FFF
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/*
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* R153 (0x99) - AUX2 Readback
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*/
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#define WM8350_AUXADC_SCALE2_MASK 0x6000
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#define WM8350_AUXADC_REF2 0x1000
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#define WM8350_AUXADC_DATA2_MASK 0x0FFF
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/*
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* R154 (0x9A) - AUX3 Readback
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*/
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#define WM8350_AUXADC_SCALE3_MASK 0x6000
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#define WM8350_AUXADC_REF3 0x1000
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#define WM8350_AUXADC_DATA3_MASK 0x0FFF
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/*
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* R155 (0x9B) - AUX4 Readback
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*/
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#define WM8350_AUXADC_SCALE4_MASK 0x6000
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#define WM8350_AUXADC_REF4 0x1000
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#define WM8350_AUXADC_DATA4_MASK 0x0FFF
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/*
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* R156 (0x9C) - USB Voltage Readback
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*/
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#define WM8350_AUXADC_DATA_USB_MASK 0x0FFF
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/*
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* R157 (0x9D) - LINE Voltage Readback
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*/
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#define WM8350_AUXADC_DATA_LINE_MASK 0x0FFF
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/*
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* R158 (0x9E) - BATT Voltage Readback
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*/
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#define WM8350_AUXADC_DATA_BATT_MASK 0x0FFF
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/*
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* R159 (0x9F) - Chip Temp Readback
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*/
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#define WM8350_AUXADC_DATA_CHIPTEMP_MASK 0x0FFF
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/*
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* R163 (0xA3) - Generic Comparator Control
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*/
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#define WM8350_DCMP4_ENA 0x0008
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#define WM8350_DCMP3_ENA 0x0004
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#define WM8350_DCMP2_ENA 0x0002
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#define WM8350_DCMP1_ENA 0x0001
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/*
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* R164 (0xA4) - Generic comparator 1
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*/
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#define WM8350_DCMP1_SRCSEL_MASK 0xE000
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#define WM8350_DCMP1_GT 0x1000
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#define WM8350_DCMP1_THR_MASK 0x0FFF
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/*
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* R165 (0xA5) - Generic comparator 2
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*/
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#define WM8350_DCMP2_SRCSEL_MASK 0xE000
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#define WM8350_DCMP2_GT 0x1000
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#define WM8350_DCMP2_THR_MASK 0x0FFF
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/*
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* R166 (0xA6) - Generic comparator 3
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*/
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#define WM8350_DCMP3_SRCSEL_MASK 0xE000
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#define WM8350_DCMP3_GT 0x1000
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#define WM8350_DCMP3_THR_MASK 0x0FFF
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/*
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* R167 (0xA7) - Generic comparator 4
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*/
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#define WM8350_DCMP4_SRCSEL_MASK 0xE000
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#define WM8350_DCMP4_GT 0x1000
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#define WM8350_DCMP4_THR_MASK 0x0FFF
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/*
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* Interrupts.
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*/
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#define WM8350_IRQ_AUXADC_DATARDY 16
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#define WM8350_IRQ_AUXADC_DCOMP4 17
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#define WM8350_IRQ_AUXADC_DCOMP3 18
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#define WM8350_IRQ_AUXADC_DCOMP2 19
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#define WM8350_IRQ_AUXADC_DCOMP1 20
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#define WM8350_IRQ_SYS_HYST_COMP_FAIL 21
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#define WM8350_IRQ_SYS_CHIP_GT115 22
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#define WM8350_IRQ_SYS_CHIP_GT140 23
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/*
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* USB/2, LINE & BATT = ((VRTC * 2) / 4095)) * 10e6 uV
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* Where VRTC = 2.7 V
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*/
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#define WM8350_AUX_COEFF 1319
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#define WM8350_AUXADC_AUX1 0
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#define WM8350_AUXADC_AUX2 1
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#define WM8350_AUXADC_AUX3 2
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#define WM8350_AUXADC_AUX4 3
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#define WM8350_AUXADC_USB 4
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#define WM8350_AUXADC_LINE 5
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#define WM8350_AUXADC_BATT 6
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#define WM8350_AUXADC_TEMP 7
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#endif
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