1*f8ea79c2SMark Brown /* 2*f8ea79c2SMark Brown * supply.h -- Power Supply Driver for Wolfson WM8350 PMIC 3*f8ea79c2SMark Brown * 4*f8ea79c2SMark Brown * Copyright 2007 Wolfson Microelectronics PLC 5*f8ea79c2SMark Brown * 6*f8ea79c2SMark Brown * This program is free software; you can redistribute it and/or modify it 7*f8ea79c2SMark Brown * under the terms of the GNU General Public License as published by the 8*f8ea79c2SMark Brown * Free Software Foundation; either version 2 of the License, or (at your 9*f8ea79c2SMark Brown * option) any later version. 10*f8ea79c2SMark Brown * 11*f8ea79c2SMark Brown */ 12*f8ea79c2SMark Brown 13*f8ea79c2SMark Brown #ifndef __LINUX_MFD_WM8350_SUPPLY_H_ 14*f8ea79c2SMark Brown #define __LINUX_MFD_WM8350_SUPPLY_H_ 15*f8ea79c2SMark Brown 16*f8ea79c2SMark Brown /* 17*f8ea79c2SMark Brown * Charger registers 18*f8ea79c2SMark Brown */ 19*f8ea79c2SMark Brown #define WM8350_BATTERY_CHARGER_CONTROL_1 0xA8 20*f8ea79c2SMark Brown #define WM8350_BATTERY_CHARGER_CONTROL_2 0xA9 21*f8ea79c2SMark Brown #define WM8350_BATTERY_CHARGER_CONTROL_3 0xAA 22*f8ea79c2SMark Brown 23*f8ea79c2SMark Brown /* 24*f8ea79c2SMark Brown * R168 (0xA8) - Battery Charger Control 1 25*f8ea79c2SMark Brown */ 26*f8ea79c2SMark Brown #define WM8350_CHG_ENA_R168 0x8000 27*f8ea79c2SMark Brown #define WM8350_CHG_THR 0x2000 28*f8ea79c2SMark Brown #define WM8350_CHG_EOC_SEL_MASK 0x1C00 29*f8ea79c2SMark Brown #define WM8350_CHG_TRICKLE_TEMP_CHOKE 0x0200 30*f8ea79c2SMark Brown #define WM8350_CHG_TRICKLE_USB_CHOKE 0x0100 31*f8ea79c2SMark Brown #define WM8350_CHG_RECOVER_T 0x0080 32*f8ea79c2SMark Brown #define WM8350_CHG_END_ACT 0x0040 33*f8ea79c2SMark Brown #define WM8350_CHG_FAST 0x0020 34*f8ea79c2SMark Brown #define WM8350_CHG_FAST_USB_THROTTLE 0x0010 35*f8ea79c2SMark Brown #define WM8350_CHG_NTC_MON 0x0008 36*f8ea79c2SMark Brown #define WM8350_CHG_BATT_HOT_MON 0x0004 37*f8ea79c2SMark Brown #define WM8350_CHG_BATT_COLD_MON 0x0002 38*f8ea79c2SMark Brown #define WM8350_CHG_CHIP_TEMP_MON 0x0001 39*f8ea79c2SMark Brown 40*f8ea79c2SMark Brown /* 41*f8ea79c2SMark Brown * R169 (0xA9) - Battery Charger Control 2 42*f8ea79c2SMark Brown */ 43*f8ea79c2SMark Brown #define WM8350_CHG_ACTIVE 0x8000 44*f8ea79c2SMark Brown #define WM8350_CHG_PAUSE 0x4000 45*f8ea79c2SMark Brown #define WM8350_CHG_STS_MASK 0x3000 46*f8ea79c2SMark Brown #define WM8350_CHG_TIME_MASK 0x0F00 47*f8ea79c2SMark Brown #define WM8350_CHG_MASK_WALL_FB 0x0080 48*f8ea79c2SMark Brown #define WM8350_CHG_TRICKLE_SEL 0x0040 49*f8ea79c2SMark Brown #define WM8350_CHG_VSEL_MASK 0x0030 50*f8ea79c2SMark Brown #define WM8350_CHG_ISEL_MASK 0x000F 51*f8ea79c2SMark Brown #define WM8350_CHG_STS_OFF 0x0000 52*f8ea79c2SMark Brown #define WM8350_CHG_STS_TRICKLE 0x1000 53*f8ea79c2SMark Brown #define WM8350_CHG_STS_FAST 0x2000 54*f8ea79c2SMark Brown 55*f8ea79c2SMark Brown /* 56*f8ea79c2SMark Brown * R170 (0xAA) - Battery Charger Control 3 57*f8ea79c2SMark Brown */ 58*f8ea79c2SMark Brown #define WM8350_CHG_THROTTLE_T_MASK 0x0060 59*f8ea79c2SMark Brown #define WM8350_CHG_SMART 0x0010 60*f8ea79c2SMark Brown #define WM8350_CHG_TIMER_ADJT_MASK 0x000F 61*f8ea79c2SMark Brown 62*f8ea79c2SMark Brown /* 63*f8ea79c2SMark Brown * Charger Interrupts 64*f8ea79c2SMark Brown */ 65*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_BAT_HOT 0 66*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_BAT_COLD 1 67*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_BAT_FAIL 2 68*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_TO 3 69*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_END 4 70*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_START 5 71*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_FAST_RDY 6 72*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_VBATT_LT_3P9 10 73*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_VBATT_LT_3P1 11 74*f8ea79c2SMark Brown #define WM8350_IRQ_CHG_VBATT_LT_2P85 12 75*f8ea79c2SMark Brown 76*f8ea79c2SMark Brown /* 77*f8ea79c2SMark Brown * Charger Policy 78*f8ea79c2SMark Brown */ 79*f8ea79c2SMark Brown #define WM8350_CHG_TRICKLE_50mA (0 << 6) 80*f8ea79c2SMark Brown #define WM8350_CHG_TRICKLE_100mA (1 << 6) 81*f8ea79c2SMark Brown #define WM8350_CHG_4_05V (0 << 4) 82*f8ea79c2SMark Brown #define WM8350_CHG_4_10V (1 << 4) 83*f8ea79c2SMark Brown #define WM8350_CHG_4_15V (2 << 4) 84*f8ea79c2SMark Brown #define WM8350_CHG_4_20V (3 << 4) 85*f8ea79c2SMark Brown #define WM8350_CHG_FAST_LIMIT_mA(x) ((x / 50) & 0xf) 86*f8ea79c2SMark Brown #define WM8350_CHG_EOC_mA(x) (((x - 10) & 0x7) << 10) 87*f8ea79c2SMark Brown #define WM8350_CHG_TRICKLE_3_1V (0 << 13) 88*f8ea79c2SMark Brown #define WM8350_CHG_TRICKLE_3_9V (1 << 13) 89*f8ea79c2SMark Brown 90*f8ea79c2SMark Brown /* 91*f8ea79c2SMark Brown * Supply Registers. 92*f8ea79c2SMark Brown */ 93*f8ea79c2SMark Brown #define WM8350_USB_VOLTAGE_READBACK 0x9C 94*f8ea79c2SMark Brown #define WM8350_LINE_VOLTAGE_READBACK 0x9D 95*f8ea79c2SMark Brown #define WM8350_BATT_VOLTAGE_READBACK 0x9E 96*f8ea79c2SMark Brown 97*f8ea79c2SMark Brown /* 98*f8ea79c2SMark Brown * Supply Interrupts. 99*f8ea79c2SMark Brown */ 100*f8ea79c2SMark Brown #define WM8350_IRQ_USB_LIMIT 15 101*f8ea79c2SMark Brown #define WM8350_IRQ_EXT_USB_FB 36 102*f8ea79c2SMark Brown #define WM8350_IRQ_EXT_WALL_FB 37 103*f8ea79c2SMark Brown #define WM8350_IRQ_EXT_BAT_FB 38 104*f8ea79c2SMark Brown 105*f8ea79c2SMark Brown #endif 106