/* * supply.h -- Power Supply Driver 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_SUPPLY_H_ #define __LINUX_MFD_WM8350_SUPPLY_H_ #include <linux/mutex.h> #include <linux/power_supply.h> /* * Charger registers */ #define WM8350_BATTERY_CHARGER_CONTROL_1 0xA8 #define WM8350_BATTERY_CHARGER_CONTROL_2 0xA9 #define WM8350_BATTERY_CHARGER_CONTROL_3 0xAA /* * R168 (0xA8) - Battery Charger Control 1 */ #define WM8350_CHG_ENA_R168 0x8000 #define WM8350_CHG_THR 0x2000 #define WM8350_CHG_EOC_SEL_MASK 0x1C00 #define WM8350_CHG_TRICKLE_TEMP_CHOKE 0x0200 #define WM8350_CHG_TRICKLE_USB_CHOKE 0x0100 #define WM8350_CHG_RECOVER_T 0x0080 #define WM8350_CHG_END_ACT 0x0040 #define WM8350_CHG_FAST 0x0020 #define WM8350_CHG_FAST_USB_THROTTLE 0x0010 #define WM8350_CHG_NTC_MON 0x0008 #define WM8350_CHG_BATT_HOT_MON 0x0004 #define WM8350_CHG_BATT_COLD_MON 0x0002 #define WM8350_CHG_CHIP_TEMP_MON 0x0001 /* * R169 (0xA9) - Battery Charger Control 2 */ #define WM8350_CHG_ACTIVE 0x8000 #define WM8350_CHG_PAUSE 0x4000 #define WM8350_CHG_STS_MASK 0x3000 #define WM8350_CHG_TIME_MASK 0x0F00 #define WM8350_CHG_MASK_WALL_FB 0x0080 #define WM8350_CHG_TRICKLE_SEL 0x0040 #define WM8350_CHG_VSEL_MASK 0x0030 #define WM8350_CHG_ISEL_MASK 0x000F #define WM8350_CHG_STS_OFF 0x0000 #define WM8350_CHG_STS_TRICKLE 0x1000 #define WM8350_CHG_STS_FAST 0x2000 /* * R170 (0xAA) - Battery Charger Control 3 */ #define WM8350_CHG_THROTTLE_T_MASK 0x0060 #define WM8350_CHG_SMART 0x0010 #define WM8350_CHG_TIMER_ADJT_MASK 0x000F /* * Charger Interrupts */ #define WM8350_IRQ_CHG_BAT_HOT 0 #define WM8350_IRQ_CHG_BAT_COLD 1 #define WM8350_IRQ_CHG_BAT_FAIL 2 #define WM8350_IRQ_CHG_TO 3 #define WM8350_IRQ_CHG_END 4 #define WM8350_IRQ_CHG_START 5 #define WM8350_IRQ_CHG_FAST_RDY 6 #define WM8350_IRQ_CHG_VBATT_LT_3P9 10 #define WM8350_IRQ_CHG_VBATT_LT_3P1 11 #define WM8350_IRQ_CHG_VBATT_LT_2P85 12 /* * Charger Policy */ #define WM8350_CHG_TRICKLE_50mA (0 << 6) #define WM8350_CHG_TRICKLE_100mA (1 << 6) #define WM8350_CHG_4_05V (0 << 4) #define WM8350_CHG_4_10V (1 << 4) #define WM8350_CHG_4_15V (2 << 4) #define WM8350_CHG_4_20V (3 << 4) #define WM8350_CHG_FAST_LIMIT_mA(x) ((x / 50) & 0xf) #define WM8350_CHG_EOC_mA(x) (((x - 10) & 0x7) << 10) #define WM8350_CHG_TRICKLE_3_1V (0 << 13) #define WM8350_CHG_TRICKLE_3_9V (1 << 13) /* * Supply Registers. */ #define WM8350_USB_VOLTAGE_READBACK 0x9C #define WM8350_LINE_VOLTAGE_READBACK 0x9D #define WM8350_BATT_VOLTAGE_READBACK 0x9E /* * Supply Interrupts. */ #define WM8350_IRQ_USB_LIMIT 15 #define WM8350_IRQ_EXT_USB_FB 36 #define WM8350_IRQ_EXT_WALL_FB 37 #define WM8350_IRQ_EXT_BAT_FB 38 /* * Policy to control charger state machine. */ struct wm8350_charger_policy { /* charger state machine policy - set in machine driver */ int eoc_mA; /* end of charge current (mA) */ int charge_mV; /* charge voltage */ int fast_limit_mA; /* fast charge current limit */ int fast_limit_USB_mA; /* USB fast charge current limit */ int charge_timeout; /* charge timeout (mins) */ int trickle_start_mV; /* trickle charge starts at mV */ int trickle_charge_mA; /* trickle charge current */ int trickle_charge_USB_mA; /* USB trickle charge current */ }; struct wm8350_power { struct platform_device *pdev; struct power_supply *battery; struct power_supply *usb; struct power_supply *ac; struct wm8350_charger_policy *policy; int rev_g_coeff; }; #endifOverall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Mark Brown | 326 | 99.09% | 4 | 80.00% |
| Krzysztof Kozlowski | 3 | 0.91% | 1 | 20.00% |
| Total | 329 | 100.00% | 5 | 100.00% |