| /* |
| * 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/platform_device.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 |
| |
| struct wm8350_power { |
| struct platform_device *pdev; |
| }; |
| |
| #endif |