| /* | |
| * comparator.h -- Comparator Aux ADC for Wolfson WM8350 PMIC | |
| * | |
| * Copyright 2007 Wolfson Microelectronics PLC | |
| * | |
| * 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 __LINUX_MFD_WM8350_COMPARATOR_H_ | |
| #define __LINUX_MFD_WM8350_COMPARATOR_H_ | |
| /* | |
| * Registers | |
| */ | |
| #define WM8350_DIGITISER_CONTROL_1 0x90 | |
| #define WM8350_DIGITISER_CONTROL_2 0x91 | |
| #define WM8350_AUX1_READBACK 0x98 | |
| #define WM8350_AUX2_READBACK 0x99 | |
| #define WM8350_AUX3_READBACK 0x9A | |
| #define WM8350_AUX4_READBACK 0x9B | |
| #define WM8350_CHIP_TEMP_READBACK 0x9F | |
| #define WM8350_GENERIC_COMPARATOR_CONTROL 0xA3 | |
| #define WM8350_GENERIC_COMPARATOR_1 0xA4 | |
| #define WM8350_GENERIC_COMPARATOR_2 0xA5 | |
| #define WM8350_GENERIC_COMPARATOR_3 0xA6 | |
| #define WM8350_GENERIC_COMPARATOR_4 0xA7 | |
| /* | |
| * R144 (0x90) - Digitiser Control (1) | |
| */ | |
| #define WM8350_AUXADC_CTC 0x4000 | |
| #define WM8350_AUXADC_POLL 0x2000 | |
| #define WM8350_AUXADC_HIB_MODE 0x1000 | |
| #define WM8350_AUXADC_SEL8 0x0080 | |
| #define WM8350_AUXADC_SEL7 0x0040 | |
| #define WM8350_AUXADC_SEL6 0x0020 | |
| #define WM8350_AUXADC_SEL5 0x0010 | |
| #define WM8350_AUXADC_SEL4 0x0008 | |
| #define WM8350_AUXADC_SEL3 0x0004 | |
| #define WM8350_AUXADC_SEL2 0x0002 | |
| #define WM8350_AUXADC_SEL1 0x0001 | |
| /* | |
| * R145 (0x91) - Digitiser Control (2) | |
| */ | |
| #define WM8350_AUXADC_MASKMODE_MASK 0x3000 | |
| #define WM8350_AUXADC_CRATE_MASK 0x0700 | |
| #define WM8350_AUXADC_CAL 0x0004 | |
| #define WM8350_AUX_RBMODE 0x0002 | |
| #define WM8350_AUXADC_WAIT 0x0001 | |
| /* | |
| * R152 (0x98) - AUX1 Readback | |
| */ | |
| #define WM8350_AUXADC_SCALE1_MASK 0x6000 | |
| #define WM8350_AUXADC_REF1 0x1000 | |
| #define WM8350_AUXADC_DATA1_MASK 0x0FFF | |
| /* | |
| * R153 (0x99) - AUX2 Readback | |
| */ | |
| #define WM8350_AUXADC_SCALE2_MASK 0x6000 | |
| #define WM8350_AUXADC_REF2 0x1000 | |
| #define WM8350_AUXADC_DATA2_MASK 0x0FFF | |
| /* | |
| * R154 (0x9A) - AUX3 Readback | |
| */ | |
| #define WM8350_AUXADC_SCALE3_MASK 0x6000 | |
| #define WM8350_AUXADC_REF3 0x1000 | |
| #define WM8350_AUXADC_DATA3_MASK 0x0FFF | |
| /* | |
| * R155 (0x9B) - AUX4 Readback | |
| */ | |
| #define WM8350_AUXADC_SCALE4_MASK 0x6000 | |
| #define WM8350_AUXADC_REF4 0x1000 | |
| #define WM8350_AUXADC_DATA4_MASK 0x0FFF | |
| /* | |
| * R156 (0x9C) - USB Voltage Readback | |
| */ | |
| #define WM8350_AUXADC_DATA_USB_MASK 0x0FFF | |
| /* | |
| * R157 (0x9D) - LINE Voltage Readback | |
| */ | |
| #define WM8350_AUXADC_DATA_LINE_MASK 0x0FFF | |
| /* | |
| * R158 (0x9E) - BATT Voltage Readback | |
| */ | |
| #define WM8350_AUXADC_DATA_BATT_MASK 0x0FFF | |
| /* | |
| * R159 (0x9F) - Chip Temp Readback | |
| */ | |
| #define WM8350_AUXADC_DATA_CHIPTEMP_MASK 0x0FFF | |
| /* | |
| * R163 (0xA3) - Generic Comparator Control | |
| */ | |
| #define WM8350_DCMP4_ENA 0x0008 | |
| #define WM8350_DCMP3_ENA 0x0004 | |
| #define WM8350_DCMP2_ENA 0x0002 | |
| #define WM8350_DCMP1_ENA 0x0001 | |
| /* | |
| * R164 (0xA4) - Generic comparator 1 | |
| */ | |
| #define WM8350_DCMP1_SRCSEL_MASK 0xE000 | |
| #define WM8350_DCMP1_GT 0x1000 | |
| #define WM8350_DCMP1_THR_MASK 0x0FFF | |
| /* | |
| * R165 (0xA5) - Generic comparator 2 | |
| */ | |
| #define WM8350_DCMP2_SRCSEL_MASK 0xE000 | |
| #define WM8350_DCMP2_GT 0x1000 | |
| #define WM8350_DCMP2_THR_MASK 0x0FFF | |
| /* | |
| * R166 (0xA6) - Generic comparator 3 | |
| */ | |
| #define WM8350_DCMP3_SRCSEL_MASK 0xE000 | |
| #define WM8350_DCMP3_GT 0x1000 | |
| #define WM8350_DCMP3_THR_MASK 0x0FFF | |
| /* | |
| * R167 (0xA7) - Generic comparator 4 | |
| */ | |
| #define WM8350_DCMP4_SRCSEL_MASK 0xE000 | |
| #define WM8350_DCMP4_GT 0x1000 | |
| #define WM8350_DCMP4_THR_MASK 0x0FFF | |
| /* | |
| * Interrupts. | |
| */ | |
| #define WM8350_IRQ_AUXADC_DATARDY 16 | |
| #define WM8350_IRQ_AUXADC_DCOMP4 17 | |
| #define WM8350_IRQ_AUXADC_DCOMP3 18 | |
| #define WM8350_IRQ_AUXADC_DCOMP2 19 | |
| #define WM8350_IRQ_AUXADC_DCOMP1 20 | |
| #define WM8350_IRQ_SYS_HYST_COMP_FAIL 21 | |
| #define WM8350_IRQ_SYS_CHIP_GT115 22 | |
| #define WM8350_IRQ_SYS_CHIP_GT140 23 | |
| /* | |
| * USB/2, LINE & BATT = ((VRTC * 2) / 4095)) * 10e6 uV | |
| * Where VRTC = 2.7 V | |
| */ | |
| #define WM8350_AUX_COEFF 1319 | |
| #define WM8350_AUXADC_AUX1 0 | |
| #define WM8350_AUXADC_AUX2 1 | |
| #define WM8350_AUXADC_AUX3 2 | |
| #define WM8350_AUXADC_AUX4 3 | |
| #define WM8350_AUXADC_USB 4 | |
| #define WM8350_AUXADC_LINE 5 | |
| #define WM8350_AUXADC_BATT 6 | |
| #define WM8350_AUXADC_TEMP 7 | |
| #endif |