diff options
Diffstat (limited to 'drivers/power')
| -rw-r--r-- | drivers/power/Kconfig | 518 | ||||
| -rw-r--r-- | drivers/power/Makefile | 75 | ||||
| -rw-r--r-- | drivers/power/act8945a_charger.c | 359 | ||||
| -rw-r--r-- | drivers/power/avs/smartreflex.c | 115 | ||||
| -rw-r--r-- | drivers/power/reset/keystone-reset.c | 2 | ||||
| -rw-r--r-- | drivers/power/reset/reboot-mode.c | 59 | ||||
| -rw-r--r-- | drivers/power/reset/reboot-mode.h | 4 | ||||
| -rw-r--r-- | drivers/power/reset/st-poweroff.c | 41 | ||||
| -rw-r--r-- | drivers/power/reset/syscon-reboot-mode.c | 12 | ||||
| -rw-r--r-- | drivers/power/reset/xgene-reboot.c | 4 | ||||
| -rw-r--r-- | drivers/power/reset/zx-reboot.c | 5 | ||||
| -rw-r--r-- | drivers/power/supply/88pm860x_battery.c (renamed from drivers/power/88pm860x_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/88pm860x_charger.c (renamed from drivers/power/88pm860x_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/Kconfig | 514 | ||||
| -rw-r--r-- | drivers/power/supply/Makefile | 74 | ||||
| -rw-r--r-- | drivers/power/supply/ab8500_bmdata.c (renamed from drivers/power/ab8500_bmdata.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/ab8500_btemp.c (renamed from drivers/power/ab8500_btemp.c) | 2 | ||||
| -rw-r--r-- | drivers/power/supply/ab8500_charger.c (renamed from drivers/power/ab8500_charger.c) | 4 | ||||
| -rw-r--r-- | drivers/power/supply/ab8500_fg.c (renamed from drivers/power/ab8500_fg.c) | 11 | ||||
| -rw-r--r-- | drivers/power/supply/abx500_chargalg.c (renamed from drivers/power/abx500_chargalg.c) | 4 | ||||
| -rw-r--r-- | drivers/power/supply/act8945a_charger.c | 666 | ||||
| -rw-r--r-- | drivers/power/supply/apm_power.c (renamed from drivers/power/apm_power.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/axp20x_usb_power.c (renamed from drivers/power/axp20x_usb_power.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/axp288_charger.c (renamed from drivers/power/axp288_charger.c) | 1 | ||||
| -rw-r--r-- | drivers/power/supply/axp288_fuel_gauge.c (renamed from drivers/power/axp288_fuel_gauge.c) | 1 | ||||
| -rw-r--r-- | drivers/power/supply/bq2415x_charger.c (renamed from drivers/power/bq2415x_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/bq24190_charger.c (renamed from drivers/power/bq24190_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/bq24257_charger.c (renamed from drivers/power/bq24257_charger.c) | 12 | ||||
| -rw-r--r-- | drivers/power/supply/bq24735-charger.c (renamed from drivers/power/bq24735-charger.c) | 45 | ||||
| -rw-r--r-- | drivers/power/supply/bq25890_charger.c (renamed from drivers/power/bq25890_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/bq27xxx_battery.c (renamed from drivers/power/bq27xxx_battery.c) | 43 | ||||
| -rw-r--r-- | drivers/power/supply/bq27xxx_battery_i2c.c (renamed from drivers/power/bq27xxx_battery_i2c.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/charger-manager.c (renamed from drivers/power/charger-manager.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/collie_battery.c (renamed from drivers/power/collie_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/da9030_battery.c (renamed from drivers/power/da9030_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/da9052-battery.c (renamed from drivers/power/da9052-battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/da9150-charger.c (renamed from drivers/power/da9150-charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/da9150-fg.c (renamed from drivers/power/da9150-fg.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/ds2760_battery.c (renamed from drivers/power/ds2760_battery.c) | 7 | ||||
| -rw-r--r-- | drivers/power/supply/ds2780_battery.c (renamed from drivers/power/ds2780_battery.c) | 4 | ||||
| -rw-r--r-- | drivers/power/supply/ds2781_battery.c (renamed from drivers/power/ds2781_battery.c) | 4 | ||||
| -rw-r--r-- | drivers/power/supply/ds2782_battery.c (renamed from drivers/power/ds2782_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/generic-adc-battery.c (renamed from drivers/power/generic-adc-battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/goldfish_battery.c (renamed from drivers/power/goldfish_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/gpio-charger.c (renamed from drivers/power/gpio-charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/intel_mid_battery.c (renamed from drivers/power/intel_mid_battery.c) | 3 | ||||
| -rw-r--r-- | drivers/power/supply/ipaq_micro_battery.c (renamed from drivers/power/ipaq_micro_battery.c) | 2 | ||||
| -rw-r--r-- | drivers/power/supply/isp1704_charger.c (renamed from drivers/power/isp1704_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/jz4740-battery.c (renamed from drivers/power/jz4740-battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/lp8727_charger.c (renamed from drivers/power/lp8727_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/lp8788-charger.c (renamed from drivers/power/lp8788-charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/ltc2941-battery-gauge.c (renamed from drivers/power/ltc2941-battery-gauge.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/max14577_charger.c (renamed from drivers/power/max14577_charger.c) | 4 | ||||
| -rw-r--r-- | drivers/power/supply/max17040_battery.c (renamed from drivers/power/max17040_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/max17042_battery.c (renamed from drivers/power/max17042_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/max77693_charger.c (renamed from drivers/power/max77693_charger.c) | 4 | ||||
| -rw-r--r-- | drivers/power/supply/max8903_charger.c (renamed from drivers/power/max8903_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/max8925_power.c (renamed from drivers/power/max8925_power.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/max8997_charger.c (renamed from drivers/power/max8997_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/max8998_charger.c (renamed from drivers/power/max8998_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/olpc_battery.c (renamed from drivers/power/olpc_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/pcf50633-charger.c (renamed from drivers/power/pcf50633-charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/pda_power.c (renamed from drivers/power/pda_power.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/pm2301_charger.c (renamed from drivers/power/pm2301_charger.c) | 3 | ||||
| -rw-r--r-- | drivers/power/supply/pm2301_charger.h (renamed from drivers/power/pm2301_charger.h) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/pmu_battery.c (renamed from drivers/power/pmu_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/power_supply.h (renamed from drivers/power/power_supply.h) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/power_supply_core.c (renamed from drivers/power/power_supply_core.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/power_supply_leds.c (renamed from drivers/power/power_supply_leds.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/power_supply_sysfs.c (renamed from drivers/power/power_supply_sysfs.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/qcom_smbb.c (renamed from drivers/power/qcom_smbb.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/rt5033_battery.c (renamed from drivers/power/rt5033_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/rt9455_charger.c (renamed from drivers/power/rt9455_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/rx51_battery.c (renamed from drivers/power/rx51_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/s3c_adc_battery.c (renamed from drivers/power/s3c_adc_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/sbs-battery.c (renamed from drivers/power/sbs-battery.c) | 254 | ||||
| -rw-r--r-- | drivers/power/supply/smb347-charger.c (renamed from drivers/power/smb347-charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/test_power.c (renamed from drivers/power/test_power.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/tosa_battery.c (renamed from drivers/power/tosa_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/tps65090-charger.c (renamed from drivers/power/tps65090-charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/tps65217_charger.c (renamed from drivers/power/tps65217_charger.c) | 40 | ||||
| -rw-r--r-- | drivers/power/supply/twl4030_charger.c (renamed from drivers/power/twl4030_charger.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/twl4030_madc_battery.c (renamed from drivers/power/twl4030_madc_battery.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/wm831x_backup.c (renamed from drivers/power/wm831x_backup.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/wm831x_power.c (renamed from drivers/power/wm831x_power.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/wm8350_power.c (renamed from drivers/power/wm8350_power.c) | 0 | ||||
| -rw-r--r-- | drivers/power/supply/wm97xx_battery.c (renamed from drivers/power/wm97xx_battery.c) | 2 | ||||
| -rw-r--r-- | drivers/power/supply/z2_battery.c (renamed from drivers/power/z2_battery.c) | 1 |
88 files changed, 1598 insertions, 1301 deletions
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig index acd4a1524a1e..63454b5cac27 100644 --- a/drivers/power/Kconfig +++ b/drivers/power/Kconfig @@ -1,517 +1,3 @@ -menuconfig POWER_SUPPLY - bool "Power supply class support" - help - Say Y here to enable power supply class support. This allows - power supply (batteries, AC, USB) monitoring by userspace - via sysfs and uevent (if available) and/or APM kernel interface - (if selected below). - -if POWER_SUPPLY - -config POWER_SUPPLY_DEBUG - bool "Power supply debug" - help - Say Y here to enable debugging messages for power supply class - and drivers. - -config PDA_POWER - tristate "Generic PDA/phone power driver" - depends on !S390 - help - Say Y here to enable generic power driver for PDAs and phones with - one or two external power supplies (AC/USB) connected to main and - backup batteries, and optional builtin charger. - -config APM_POWER - tristate "APM emulation for class batteries" - depends on APM_EMULATION - help - Say Y here to enable support APM status emulation using - battery class devices. - -config GENERIC_ADC_BATTERY - tristate "Generic battery support using IIO" - depends on IIO - help - Say Y here to enable support for the generic battery driver - which uses IIO framework to read adc. - -config MAX8925_POWER - tristate "MAX8925 battery charger support" - depends on MFD_MAX8925 - help - Say Y here to enable support for the battery charger in the Maxim - MAX8925 PMIC. - -config WM831X_BACKUP - tristate "WM831X backup battery charger support" - depends on MFD_WM831X - help - Say Y here to enable support for the backup battery charger - in the Wolfson Microelectronics WM831x PMICs. - -config WM831X_POWER - tristate "WM831X PMU support" - depends on MFD_WM831X - help - Say Y here to enable support for the power management unit - provided by Wolfson Microelectronics WM831x PMICs. - -config WM8350_POWER - tristate "WM8350 PMU support" - depends on MFD_WM8350 - help - Say Y here to enable support for the power management unit - provided by the Wolfson Microelectronics WM8350 PMIC. - -config TEST_POWER - tristate "Test power driver" - help - This driver is used for testing. It's safe to say M here. - -config BATTERY_88PM860X - tristate "Marvell 88PM860x battery driver" - depends on MFD_88PM860X - help - Say Y here to enable battery monitor for Marvell 88PM860x chip. - -config BATTERY_ACT8945A - tristate "Active-semi ACT8945A charger driver" - depends on MFD_ACT8945A || COMPILE_TEST - help - Say Y here to enable support for power supply provided by - Active-semi ActivePath ACT8945A charger. - -config BATTERY_DS2760 - tristate "DS2760 battery driver (HP iPAQ & others)" - depends on W1 && W1_SLAVE_DS2760 - help - Say Y here to enable support for batteries with ds2760 chip. - -config BATTERY_DS2780 - tristate "DS2780 battery driver" - depends on HAS_IOMEM - select W1 - select W1_SLAVE_DS2780 - help - Say Y here to enable support for batteries with ds2780 chip. - -config BATTERY_DS2781 - tristate "DS2781 battery driver" - depends on HAS_IOMEM - select W1 - select W1_SLAVE_DS2781 - help - If you enable this you will have the DS2781 battery driver support. - - The battery monitor chip is used in many batteries/devices - as the one who is responsible for charging/discharging/monitoring - Li+ batteries. - - If you are unsure, say N. - -config BATTERY_DS2782 - tristate "DS2782/DS2786 standalone gas-gauge" - depends on I2C - help - Say Y here to enable support for the DS2782/DS2786 standalone battery - gas-gauge. - -config BATTERY_PMU - tristate "Apple PMU battery" - depends on PPC32 && ADB_PMU - help - Say Y here to expose battery information on Apple machines - through the generic battery class. - -config BATTERY_OLPC - tristate "One Laptop Per Child battery" - depends on X86_32 && OLPC - help - Say Y to enable support for the battery on the OLPC laptop. - -config BATTERY_TOSA - tristate "Sharp SL-6000 (tosa) battery" - depends on MACH_TOSA && MFD_TC6393XB && TOUCHSCREEN_WM97XX - help - Say Y to enable support for the battery on the Sharp Zaurus - SL-6000 (tosa) models. - -config BATTERY_COLLIE - tristate "Sharp SL-5500 (collie) battery" - depends on SA1100_COLLIE && MCP_UCB1200 - help - Say Y to enable support for the battery on the Sharp Zaurus - SL-5500 (collie) models. - -config BATTERY_IPAQ_MICRO - tristate "iPAQ Atmel Micro ASIC battery driver" - depends on MFD_IPAQ_MICRO - help - Choose this option if you want to monitor battery status on - Compaq/HP iPAQ h3100 and h3600. - -config BATTERY_WM97XX - bool "WM97xx generic battery driver" - depends on TOUCHSCREEN_WM97XX=y - help - Say Y to enable support for battery measured by WM97xx aux port. - -config BATTERY_SBS - tristate "SBS Compliant gas gauge" - depends on I2C - help - Say Y to include support for SBS battery driver for SBS-compliant - gas gauges. - -config BATTERY_BQ27XXX - tristate "BQ27xxx battery driver" - help - Say Y here to enable support for batteries with BQ27xxx chips. - -config BATTERY_BQ27XXX_I2C - tristate "BQ27xxx I2C support" - depends on BATTERY_BQ27XXX - depends on I2C - default y - help - Say Y here to enable support for batteries with BQ27xxx chips - connected over an I2C bus. - -config BATTERY_DA9030 - tristate "DA9030 battery driver" - depends on PMIC_DA903X - help - Say Y here to enable support for batteries charger integrated into - DA9030 PMIC. - -config BATTERY_DA9052 - tristate "Dialog DA9052 Battery" - depends on PMIC_DA9052 - help - Say Y here to enable support for batteries charger integrated into - DA9052 PMIC. - -config CHARGER_DA9150 - tristate "Dialog Semiconductor DA9150 Charger support" - depends on MFD_DA9150 - depends on DA9150_GPADC - depends on IIO - help - Say Y here to enable support for charger unit of the DA9150 - Integrated Charger & Fuel-Gauge IC. - - This driver can also be built as a module. If so, the module will be - called da9150-charger. - -config BATTERY_DA9150 - tristate "Dialog Semiconductor DA9150 Fuel Gauge support" - depends on MFD_DA9150 - help - Say Y here to enable support for the Fuel-Gauge unit of the DA9150 - Integrated Charger & Fuel-Gauge IC - - This driver can also be built as a module. If so, the module will be - called da9150-fg. - -config AXP288_CHARGER - tristate "X-Powers AXP288 Charger" - depends on MFD_AXP20X && EXTCON_AXP288 - help - Say yes here to have support X-Power AXP288 power management IC (PMIC) - integrated charger. - -config AXP288_FUEL_GAUGE - tristate "X-Powers AXP288 Fuel Gauge" - depends on MFD_AXP20X && IIO - help - Say yes here to have support for X-Power power management IC (PMIC) - Fuel Gauge. The device provides battery statistics and status - monitoring as well as alerts for battery over/under voltage and - over/under temperature. - -config BATTERY_MAX17040 - tristate "Maxim MAX17040 Fuel Gauge" - depends on I2C - help - MAX17040 is fuel-gauge systems for lithium-ion (Li+) batteries - in handheld and portable equipment. The MAX17040 is configured - to operate with a single lithium cell - -config BATTERY_MAX17042 - tristate "Maxim MAX17042/17047/17050/8997/8966 Fuel Gauge" - depends on I2C - select REGMAP_I2C - help - MAX17042 is fuel-gauge systems for lithium-ion (Li+) batteries - in handheld and portable equipment. The MAX17042 is configured - to operate with a single lithium cell. MAX8997 and MAX8966 are - multi-function devices that include fuel gauages that are compatible - with MAX17042. This driver also supports max17047/50 chips which are - improved version of max17042. - -config BATTERY_Z2 - tristate "Z2 battery driver" - depends on I2C && MACH_ZIPIT2 - help - Say Y to include support for the battery on the Zipit Z2. - -config BATTERY_S3C_ADC - tristate "Battery driver for Samsung ADC based monitoring" - depends on S3C_ADC - help - Say Y here to enable support for iPAQ h1930/h1940/rx1950 battery - -config BATTERY_TWL4030_MADC - tristate "TWL4030 MADC battery driver" - depends on TWL4030_MADC - help - Say Y here to enable this dumb driver for batteries managed - through the TWL4030 MADC. - -config CHARGER_88PM860X - tristate "Marvell 88PM860x Charger driver" - depends on MFD_88PM860X && BATTERY_88PM860X - help - Say Y here to enable charger for Marvell 88PM860x chip. - -config CHARGER_PCF50633 - tristate "NXP PCF50633 MBC" - depends on MFD_PCF50633 - help - Say Y to include support for NXP PCF50633 Main Battery Charger. - -config BATTERY_JZ4740 - tristate "Ingenic JZ4740 battery" - depends on MACH_JZ4740 - depends on MFD_JZ4740_ADC - help - Say Y to enable support for the battery on Ingenic JZ4740 based - boards. - - This driver can be build as a module. If so, the module will be - called jz4740-battery. - -config BATTERY_INTEL_MID - tristate "Battery driver for Intel MID platforms" - depends on INTEL_SCU_IPC && SPI - help - Say Y here to enable the battery driver on Intel MID - platforms. - -config BATTERY_RX51 - tristate "Nokia RX-51 (N900) battery driver" - depends on TWL4030_MADC - help - Say Y here to enable support for battery information on Nokia - RX-51, also known as N900 tablet. - -config CHARGER_ISP1704 - tristate "ISP1704 USB Charger Detection" - depends on USB_PHY - depends on USB_GADGET || !USB_GADGET # if USB_GADGET=m, this can't be 'y' - help - Say Y to enable support for USB Charger Detection with - ISP1707/ISP1704 USB transceivers. - -config CHARGER_MAX8903 - tristate "MAX8903 Battery DC-DC Charger for USB and Adapter Power" - help - Say Y to enable support for the MAX8903 DC-DC charger and sysfs. - The driver supports controlling charger-enable and current-limit - pins based on the status of charger connections with interrupt - handlers. - -config CHARGER_TWL4030 - tristate "OMAP TWL4030 BCI charger driver" - depends on IIO && TWL4030_CORE - help - Say Y here to enable support for TWL4030 Battery Charge Interface. - -config CHARGER_LP8727 - tristate "TI/National Semiconductor LP8727 charger driver" - depends on I2C - help - Say Y here to enable support for LP8727 Charger Driver. - -config CHARGER_LP8788 - tristate "TI LP8788 charger driver" - depends on MFD_LP8788 - depends on LP8788_ADC - depends on IIO - help - Say Y to enable support for the LP8788 linear charger. - -config CHARGER_GPIO - tristate "GPIO charger" - depends on GPIOLIB || COMPILE_TEST - help - Say Y to include support for chargers which report their online status - through a GPIO pin. - - This driver can be build as a module. If so, the module will be - called gpio-charger. - -config CHARGER_MANAGER - bool "Battery charger manager for multiple chargers" - depends on REGULATOR - select EXTCON - help - Say Y to enable charger-manager support, which allows multiple - chargers attached to a battery and multiple batteries attached to a - system. The charger-manager also can monitor charging status in - runtime and in suspend-to-RAM by waking up the system periodically - with help of suspend_again support. - -config CHARGER_MAX14577 - tristate "Maxim MAX14577/77836 battery charger driver" - depends on MFD_MAX14577 - help - Say Y to enable support for the battery charger control sysfs and - platform data of MAX14577/77836 MUICs. - -config CHARGER_MAX77693 - tristate "Maxim MAX77693 battery charger driver" - depends on MFD_MAX77693 - help - Say Y to enable support for the Maxim MAX77693 battery charger. - -config CHARGER_MAX8997 - tristate "Maxim MAX8997/MAX8966 PMIC battery charger driver" - depends on MFD_MAX8997 && REGULATOR_MAX8997 - help - Say Y to enable support for the battery charger control sysfs and - platform data of MAX8997/LP3974 PMICs. - -config CHARGER_MAX8998 - tristate "Maxim MAX8998/LP3974 PMIC battery charger driver" - depends on MFD_MAX8998 && REGULATOR_MAX8998 - help - Say Y to enable support for the battery charger control sysfs and - platform data of MAX8998/LP3974 PMICs. - -config CHARGER_QCOM_SMBB - tristate "Qualcomm Switch-Mode Battery Charger and Boost" - depends on MFD_SPMI_PMIC || COMPILE_TEST - depends on OF - depends on EXTCON - help - Say Y to include support for the Switch-Mode Battery Charger and - Boost (SMBB) hardware found in Qualcomm PM8941 PMICs. The charger - is an integrated, single-cell lithium-ion battery charger. DT - configuration is required for loading, see the devicetree - documentation for more detail. The base name for this driver is - 'pm8941_charger'. - -config CHARGER_BQ2415X - tristate "TI BQ2415x battery charger driver" - depends on I2C - help - Say Y to enable support for the TI BQ2415x battery charger - PMICs. - - You'll need this driver to charge batteries on e.g. Nokia - RX-51/N900. - -config CHARGER_BQ24190 - tristate "TI BQ24190 battery charger driver" - depends on I2C - depends on GPIOLIB || COMPILE_TEST - help - Say Y to enable support for the TI BQ24190 battery charger. - -config CHARGER_BQ24257 - tristate "TI BQ24250/24251/24257 battery charger driver" - depends on I2C - depends on GPIOLIB || COMPILE_TEST - depends on REGMAP_I2C - help - Say Y to enable support for the TI BQ24250, BQ24251, and BQ24257 battery - chargers. - -config CHARGER_BQ24735 - tristate "TI BQ24735 battery charger support" - depends on I2C - depends on GPIOLIB || COMPILE_TEST - help - Say Y to enable support for the TI BQ24735 battery charger. - -config CHARGER_BQ25890 - tristate "TI BQ25890 battery charger driver" - depends on I2C - depends on GPIOLIB || COMPILE_TEST - select REGMAP_I2C - help - Say Y to enable support for the TI BQ25890 battery charger. - -config CHARGER_SMB347 - tristate "Summit Microelectronics SMB347 Battery Charger" - depends on I2C - select REGMAP_I2C - help - Say Y to include support for Summit Microelectronics SMB347 - Battery Charger. - -config CHARGER_TPS65090 - tristate "TPS65090 battery charger driver" - depends on MFD_TPS65090 - help - Say Y here to enable support for battery charging with TPS65090 - PMIC chips. - -config CHARGER_TPS65217 - tristate "TPS65217 battery charger driver" - depends on MFD_TPS65217 - help - Say Y here to enable support for battery charging with TPS65217 - PMIC chips. - -config BATTERY_GAUGE_LTC2941 - tristate "LTC2941/LTC2943 Battery Gauge Driver" - depends on I2C - help - Say Y here to include support for LTC2941 and LTC2943 Battery - Gauge IC. The driver reports the charge count continuously, and - measures the voltage and temperature every 10 seconds. - -config AB8500_BM - bool "AB8500 Battery Management Driver" - depends on AB8500_CORE && AB8500_GPADC - help - Say Y to include support for AB8500 battery management. - -config BATTERY_GOLDFISH - tristate "Goldfish battery driver" - depends on GOLDFISH || COMPILE_TEST - depends on HAS_IOMEM - help - Say Y to enable support for the battery and AC power in the - Goldfish emulator. - -config BATTERY_RT5033 - tristate "RT5033 fuel gauge support" - depends on MFD_RT5033 - help - This adds support for battery fuel gauge in Richtek RT5033 PMIC. - The fuelgauge calculates and determines the battery state of charge - according to battery open circuit voltage. - -config CHARGER_RT9455 - tristate "Richtek RT9455 battery charger driver" - depends on I2C - depends on GPIOLIB || COMPILE_TEST - select REGMAP_I2C - help - Say Y to enable support for Richtek RT9455 battery charger. - -config AXP20X_POWER - tristate "AXP20x power supply driver" - depends on MFD_AXP20X - help - This driver provides support for the power supply features of - AXP20x PMIC. - -endif # POWER_SUPPLY - -source "drivers/power/reset/Kconfig" source "drivers/power/avs/Kconfig" +source "drivers/power/reset/Kconfig" +source "drivers/power/supply/Kconfig" diff --git a/drivers/power/Makefile b/drivers/power/Makefile index e46b75d448a5..ff35c712d824 100644 --- a/drivers/power/Makefile +++ b/drivers/power/Makefile @@ -1,76 +1,3 @@ -subdir-ccflags-$(CONFIG_POWER_SUPPLY_DEBUG) := -DDEBUG - -power_supply-y := power_supply_core.o -power_supply-$(CONFIG_SYSFS) += power_supply_sysfs.o -power_supply-$(CONFIG_LEDS_TRIGGERS) += power_supply_leds.o - -obj-$(CONFIG_POWER_SUPPLY) += power_supply.o -obj-$(CONFIG_GENERIC_ADC_BATTERY) += generic-adc-battery.o - -obj-$(CONFIG_PDA_POWER) += pda_power.o -obj-$(CONFIG_APM_POWER) += apm_power.o -obj-$(CONFIG_AXP20X_POWER) += axp20x_usb_power.o -obj-$(CONFIG_MAX8925_POWER) += max8925_power.o -obj-$(CONFIG_WM831X_BACKUP) += wm831x_backup.o -obj-$(CONFIG_WM831X_POWER) += wm831x_power.o -obj-$(CONFIG_WM8350_POWER) += wm8350_power.o -obj-$(CONFIG_TEST_POWER) += test_power.o - -obj-$(CONFIG_BATTERY_88PM860X) += 88pm860x_battery.o -obj-$(CONFIG_BATTERY_ACT8945A) += act8945a_charger.o -obj-$(CONFIG_BATTERY_DS2760) += ds2760_battery.o -obj-$(CONFIG_BATTERY_DS2780) += ds2780_battery.o -obj-$(CONFIG_BATTERY_DS2781) += ds2781_battery.o -obj-$(CONFIG_BATTERY_DS2782) += ds2782_battery.o -obj-$(CONFIG_BATTERY_GAUGE_LTC2941) += ltc2941-battery-gauge.o -obj-$(CONFIG_BATTERY_GOLDFISH) += goldfish_battery.o -obj-$(CONFIG_BATTERY_PMU) += pmu_battery.o -obj-$(CONFIG_BATTERY_OLPC) += olpc_battery.o -obj-$(CONFIG_BATTERY_TOSA) += tosa_battery.o -obj-$(CONFIG_BATTERY_COLLIE) += collie_battery.o -obj-$(CONFIG_BATTERY_IPAQ_MICRO) += ipaq_micro_battery.o -obj-$(CONFIG_BATTERY_WM97XX) += wm97xx_battery.o -obj-$(CONFIG_BATTERY_SBS) += sbs-battery.o -obj-$(CONFIG_BATTERY_BQ27XXX) += bq27xxx_battery.o -obj-$(CONFIG_BATTERY_BQ27XXX_I2C) += bq27xxx_battery_i2c.o -obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o -obj-$(CONFIG_BATTERY_DA9052) += da9052-battery.o -obj-$(CONFIG_CHARGER_DA9150) += da9150-charger.o -obj-$(CONFIG_BATTERY_DA9150) += da9150-fg.o -obj-$(CONFIG_BATTERY_MAX17040) += max17040_battery.o -obj-$(CONFIG_BATTERY_MAX17042) += max17042_battery.o -obj-$(CONFIG_BATTERY_Z2) += z2_battery.o -obj-$(CONFIG_BATTERY_RT5033) += rt5033_battery.o -obj-$(CONFIG_CHARGER_RT9455) += rt9455_charger.o -obj-$(CONFIG_BATTERY_S3C_ADC) += s3c_adc_battery.o -obj-$(CONFIG_BATTERY_TWL4030_MADC) += twl4030_madc_battery.o -obj-$(CONFIG_CHARGER_88PM860X) += 88pm860x_charger.o -obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o -obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o -obj-$(CONFIG_BATTERY_INTEL_MID) += intel_mid_battery.o -obj-$(CONFIG_BATTERY_RX51) += rx51_battery.o -obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_fg.o ab8500_btemp.o abx500_chargalg.o pm2301_charger.o -obj-$(CONFIG_CHARGER_ISP1704) += isp1704_charger.o -obj-$(CONFIG_CHARGER_MAX8903) += max8903_charger.o -obj-$(CONFIG_CHARGER_TWL4030) += twl4030_charger.o -obj-$(CONFIG_CHARGER_LP8727) += lp8727_charger.o -obj-$(CONFIG_CHARGER_LP8788) += lp8788-charger.o -obj-$(CONFIG_CHARGER_GPIO) += gpio-charger.o -obj-$(CONFIG_CHARGER_MANAGER) += charger-manager.o -obj-$(CONFIG_CHARGER_MAX14577) += max14577_charger.o -obj-$(CONFIG_CHARGER_MAX77693) += max77693_charger.o -obj-$(CONFIG_CHARGER_MAX8997) += max8997_charger.o -obj-$(CONFIG_CHARGER_MAX8998) += max8998_charger.o -obj-$(CONFIG_CHARGER_QCOM_SMBB) += qcom_smbb.o -obj-$(CONFIG_CHARGER_BQ2415X) += bq2415x_charger.o -obj-$(CONFIG_CHARGER_BQ24190) += bq24190_charger.o -obj-$(CONFIG_CHARGER_BQ24257) += bq24257_charger.o -obj-$(CONFIG_CHARGER_BQ24735) += bq24735-charger.o -obj-$(CONFIG_CHARGER_BQ25890) += bq25890_charger.o obj-$(CONFIG_POWER_AVS) += avs/ -obj-$(CONFIG_CHARGER_SMB347) += smb347-charger.o -obj-$(CONFIG_CHARGER_TPS65090) += tps65090-charger.o -obj-$(CONFIG_CHARGER_TPS65217) += tps65217_charger.o obj-$(CONFIG_POWER_RESET) += reset/ -obj-$(CONFIG_AXP288_FUEL_GAUGE) += axp288_fuel_gauge.o -obj-$(CONFIG_AXP288_CHARGER) += axp288_charger.o +obj-$(CONFIG_POWER_SUPPLY) += supply/ diff --git a/drivers/power/act8945a_charger.c b/drivers/power/act8945a_charger.c deleted file mode 100644 index b5c00e45741e..000000000000 --- a/drivers/power/act8945a_charger.c +++ /dev/null @@ -1,359 +0,0 @@ -/* - * Power supply driver for the Active-semi ACT8945A PMIC - * - * Copyright (C) 2015 Atmel Corporation - * - * Author: Wenyou Yang <wenyou.yang@atmel.com> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ -#include <linux/module.h> -#include <linux/of.h> -#include <linux/of_gpio.h> -#include <linux/platform_device.h> -#include <linux/power_supply.h> -#include <linux/regmap.h> - -static const char *act8945a_charger_model = "ACT8945A"; -static const char *act8945a_charger_manufacturer = "Active-semi"; - -/** - * ACT8945A Charger Register Map - */ - -/* 0x70: Reserved */ -#define ACT8945A_APCH_CFG 0x71 -#define ACT8945A_APCH_STATUS 0x78 -#define ACT8945A_APCH_CTRL 0x79 -#define ACT8945A_APCH_STATE 0x7A - -/* ACT8945A_APCH_CFG */ -#define APCH_CFG_OVPSET (0x3 << 0) -#define APCH_CFG_OVPSET_6V6 (0x0 << 0) -#define APCH_CFG_OVPSET_7V (0x1 << 0) -#define APCH_CFG_OVPSET_7V5 (0x2 << 0) -#define APCH_CFG_OVPSET_8V (0x3 << 0) -#define APCH_CFG_PRETIMO (0x3 << 2) -#define APCH_CFG_PRETIMO_40_MIN (0x0 << 2) -#define APCH_CFG_PRETIMO_60_MIN (0x1 << 2) -#define APCH_CFG_PRETIMO_80_MIN (0x2 << 2) -#define APCH_CFG_PRETIMO_DISABLED (0x3 << 2) -#define APCH_CFG_TOTTIMO (0x3 << 4) -#define APCH_CFG_TOTTIMO_3_HOUR (0x0 << 4) -#define APCH_CFG_TOTTIMO_4_HOUR (0x1 << 4) -#define APCH_CFG_TOTTIMO_5_HOUR (0x2 << 4) -#define APCH_CFG_TOTTIMO_DISABLED (0x3 << 4) -#define APCH_CFG_SUSCHG (0x1 << 7) - -#define APCH_STATUS_CHGDAT BIT(0) -#define APCH_STATUS_INDAT BIT(1) -#define APCH_STATUS_TEMPDAT BIT(2) -#define APCH_STATUS_TIMRDAT BIT(3) -#define APCH_STATUS_CHGSTAT BIT(4) -#define APCH_STATUS_INSTAT BIT(5) -#define APCH_STATUS_TEMPSTAT BIT(6) -#define APCH_STATUS_TIMRSTAT BIT(7) - -#define APCH_CTRL_CHGEOCOUT BIT(0) -#define APCH_CTRL_INDIS BIT(1) -#define APCH_CTRL_TEMPOUT BIT(2) -#define APCH_CTRL_TIMRPRE BIT(3) -#define APCH_CTRL_CHGEOCIN BIT(4) -#define APCH_CTRL_INCON BIT(5) -#define APCH_CTRL_TEMPIN BIT(6) -#define APCH_CTRL_TIMRTOT BIT(7) - -#define APCH_STATE_ACINSTAT (0x1 << 1) -#define APCH_STATE_CSTATE (0x3 << 4) -#define APCH_STATE_CSTATE_SHIFT 4 -#define APCH_STATE_CSTATE_DISABLED 0x00 -#define APCH_STATE_CSTATE_EOC 0x01 -#define APCH_STATE_CSTATE_FAST 0x02 -#define APCH_STATE_CSTATE_PRE 0x03 - -struct act8945a_charger { - struct regmap *regmap; - bool battery_temperature; -}; - -static int act8945a_get_charger_state(struct regmap *regmap, int *val) -{ - int ret; - unsigned int status, state; - - ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status); - if (ret < 0) - return ret; - - ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state); - if (ret < 0) - return ret; - - state &= APCH_STATE_CSTATE; - state >>= APCH_STATE_CSTATE_SHIFT; - - if (state == APCH_STATE_CSTATE_EOC) { - if (status & APCH_STATUS_CHGDAT) - *val = POWER_SUPPLY_STATUS_FULL; - else - *val = POWER_SUPPLY_STATUS_NOT_CHARGING; - } else if ((state == APCH_STATE_CSTATE_FAST) || - (state == APCH_STATE_CSTATE_PRE)) { - *val = POWER_SUPPLY_STATUS_CHARGING; - } else { - *val = POWER_SUPPLY_STATUS_NOT_CHARGING; - } - - return 0; -} - -static int act8945a_get_charge_type(struct regmap *regmap, int *val) -{ - int ret; - unsigned int state; - - ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state); - if (ret < 0) - return ret; - - state &= APCH_STATE_CSTATE; - state >>= APCH_STATE_CSTATE_SHIFT; - - switch (state) { - case APCH_STATE_CSTATE_PRE: - *val = POWER_SUPPLY_CHARGE_TYPE_TRICKLE; - break; - case APCH_STATE_CSTATE_FAST: - *val = POWER_SUPPLY_CHARGE_TYPE_FAST; - break; - case APCH_STATE_CSTATE_EOC: - case APCH_STATE_CSTATE_DISABLED: - default: - *val = POWER_SUPPLY_CHARGE_TYPE_NONE; - } - - return 0; -} - -static int act8945a_get_battery_health(struct act8945a_charger *charger, - struct regmap *regmap, int *val) -{ - int ret; - unsigned int status; - - ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status); - if (ret < 0) - return ret; - - if (charger->battery_temperature && !(status & APCH_STATUS_TEMPDAT)) - *val = POWER_SUPPLY_HEALTH_OVERHEAT; - else if (!(status & APCH_STATUS_INDAT)) - *val = POWER_SUPPLY_HEALTH_OVERVOLTAGE; - else if (status & APCH_STATUS_TIMRDAT) - *val = POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE; - else - *val = POWER_SUPPLY_HEALTH_GOOD; - - return 0; -} - -static enum power_supply_property act8945a_charger_props[] = { - POWER_SUPPLY_PROP_STATUS, - POWER_SUPPLY_PROP_CHARGE_TYPE, - POWER_SUPPLY_PROP_TECHNOLOGY, - POWER_SUPPLY_PROP_HEALTH, - POWER_SUPPLY_PROP_MODEL_NAME, - POWER_SUPPLY_PROP_MANUFACTURER -}; - -static int act8945a_charger_get_property(struct power_supply *psy, - enum power_supply_property prop, - union power_supply_propval *val) -{ - struct act8945a_charger *charger = power_supply_get_drvdata(psy); - struct regmap *regmap = charger->regmap; - int ret = 0; - - switch (prop) { - case POWER_SUPPLY_PROP_STATUS: - ret = act8945a_get_charger_state(regmap, &val->intval); - break; - case POWER_SUPPLY_PROP_CHARGE_TYPE: - ret = act8945a_get_charge_type(regmap, &val->intval); - break; - case POWER_SUPPLY_PROP_TECHNOLOGY: - val->intval = POWER_SUPPLY_TECHNOLOGY_LION; - break; - case POWER_SUPPLY_PROP_HEALTH: - ret = act8945a_get_battery_health(charger, - regmap, &val->intval); - break; - case POWER_SUPPLY_PROP_MODEL_NAME: - val->strval = act8945a_charger_model; - break; - case POWER_SUPPLY_PROP_MANUFACTURER: - val->strval = act8945a_charger_manufacturer; - break; - default: - return -EINVAL; - } - - return ret; -} - -static const struct power_supply_desc act8945a_charger_desc = { - .name = "act8945a-charger", - .type = POWER_SUPPLY_TYPE_BATTERY, - .get_property = act8945a_charger_get_property, - .properties = act8945a_charger_props, - .num_properties = ARRAY_SIZE(act8945a_charger_props), -}; - -#define DEFAULT_TOTAL_TIME_OUT 3 -#define DEFAULT_PRE_TIME_OUT 40 -#define DEFAULT_INPUT_OVP_THRESHOLD 6600 - -static int act8945a_charger_config(struct device *dev, - struct act8945a_charger *charger) -{ - struct device_node *np = dev->of_node; - enum of_gpio_flags flags; - struct regmap *regmap = charger->regmap; - - u32 total_time_out; - u32 pre_time_out; - u32 input_voltage_threshold; - int chglev_pin; - - unsigned int value = 0; - - if (!np) { - dev_err(dev, "no charger of node\n"); - return -EINVAL; - } - - charger->battery_temperature = of_property_read_bool(np, - "active-semi,check-battery-temperature"); - - chglev_pin = of_get_named_gpio_flags(np, - "active-semi,chglev-gpios", 0, &flags); - - if (gpio_is_valid(chglev_pin)) { - gpio_set_value(chglev_pin, - ((flags == OF_GPIO_ACTIVE_LOW) ? 0 : 1)); - } - - if (of_property_read_u32(np, - "active-semi,input-voltage-threshold-microvolt", - &input_voltage_threshold)) - input_voltage_threshold = DEFAULT_INPUT_OVP_THRESHOLD; - - if (of_property_read_u32(np, - "active-semi,precondition-timeout", - &pre_time_out)) - pre_time_out = DEFAULT_PRE_TIME_OUT; - - if (of_property_read_u32(np, "active-semi,total-timeout", - &total_time_out)) - total_time_out = DEFAULT_TOTAL_TIME_OUT; - - switch (input_voltage_threshold) { - case 8000: - value |= APCH_CFG_OVPSET_8V; - break; - case 7500: - value |= APCH_CFG_OVPSET_7V5; - break; - case 7000: - value |= APCH_CFG_OVPSET_7V; - break; - case 6600: - default: - value |= APCH_CFG_OVPSET_6V6; - break; - } - - switch (pre_time_out) { - case 60: - value |= APCH_CFG_PRETIMO_60_MIN; - break; - case 80: - value |= APCH_CFG_PRETIMO_80_MIN; - break; - case 0: - value |= APCH_CFG_PRETIMO_DISABLED; - break; - case 40: - default: - value |= APCH_CFG_PRETIMO_40_MIN; - break; - } - - switch (total_time_out) { - case 4: - value |= APCH_CFG_TOTTIMO_4_HOUR; - break; - case 5: - value |= APCH_CFG_TOTTIMO_5_HOUR; - break; - case 0: - value |= APCH_CFG_TOTTIMO_DISABLED; - break; - case 3: - default: - value |= APCH_CFG_TOTTIMO_3_HOUR; - break; - } - - return regmap_write(regmap, ACT8945A_APCH_CFG, value); -} - -static int act8945a_charger_probe(struct platform_device *pdev) -{ - struct act8945a_charger *charger; - struct power_supply *psy; - struct power_supply_config psy_cfg = {}; - int ret; - - charger = devm_kzalloc(&pdev->dev, sizeof(*charger), GFP_KERNEL); - if (!charger) - return -ENOMEM; - - charger->regmap = dev_get_regmap(pdev->dev.parent, NULL); - if (!charger->regmap) { - dev_err(&pdev->dev, "Parent did not provide regmap\n"); - return -EINVAL; - } - - ret = act8945a_charger_config(pdev->dev.parent, charger); - if (ret) - return ret; - - psy_cfg.of_node = pdev->dev.parent->of_node; - psy_cfg.drv_data = charger; - - psy = devm_power_supply_register(&pdev->dev, - &act8945a_charger_desc, - &psy_cfg); - if (IS_ERR(psy)) { - dev_err(&pdev->dev, "failed to register power supply\n"); - return PTR_ERR(psy); - } - - return 0; -} - -static struct platform_driver act8945a_charger_driver = { - .driver = { - .name = "act8945a-charger", - }, - .probe = act8945a_charger_probe, -}; -module_platform_driver(act8945a_charger_driver); - -MODULE_DESCRIPTION("Active-semi ACT8945A ActivePath charger driver"); -MODULE_AUTHOR("Wenyou Yang <wenyou.yang@atmel.com>"); -MODULE_LICENSE("GPL"); diff --git a/drivers/power/avs/smartreflex.c b/drivers/power/avs/smartreflex.c index db9973bb53f1..fa0f19b975a6 100644 --- a/drivers/power/avs/smartreflex.c +++ b/drivers/power/avs/smartreflex.c @@ -136,7 +136,7 @@ static void sr_set_clk_length(struct omap_sr *sr) if (IS_ERR(fck)) { dev_err(&sr->pdev->dev, "%s: unable to get fck for device %s\n", - __func__, dev_name(&sr->pdev->dev)); + __func__, dev_name(&sr->pdev->dev)); return; } @@ -170,8 +170,8 @@ static void sr_start_vddautocomp(struct omap_sr *sr) { if (!sr_class || !(sr_class->enable) || !(sr_class->configure)) { dev_warn(&sr->pdev->dev, - "%s: smartreflex class driver not registered\n", - __func__); + "%s: smartreflex class driver not registered\n", + __func__); return; } @@ -183,8 +183,8 @@ static void sr_stop_vddautocomp(struct omap_sr *sr) { if (!sr_class || !(sr_class->disable)) { dev_warn(&sr->pdev->dev, - "%s: smartreflex class driver not registered\n", - __func__); + "%s: smartreflex class driver not registered\n", + __func__); return; } @@ -225,9 +225,8 @@ static int sr_late_init(struct omap_sr *sr_info) error: list_del(&sr_info->node); - dev_err(&sr_info->pdev->dev, "%s: ERROR in registering" - "interrupt handler. Smartreflex will" - "not function as desired\n", __func__); + dev_err(&sr_info->pdev->dev, "%s: ERROR in registering interrupt handler. Smartreflex will not function as desired\n", + __func__); return ret; } @@ -263,7 +262,7 @@ static void sr_v1_disable(struct omap_sr *sr) if (timeout >= SR_DISABLE_TIMEOUT) dev_warn(&sr->pdev->dev, "%s: Smartreflex disable timedout\n", - __func__); + __func__); /* Disable MCUDisableAcknowledge interrupt & clear pending interrupt */ sr_modify_reg(sr, ERRCONFIG_V1, ERRCONFIG_MCUDISACKINTEN, @@ -308,7 +307,7 @@ static void sr_v2_disable(struct omap_sr *sr) if (timeout >= SR_DISABLE_TIMEOUT) dev_warn(&sr->pdev->dev, "%s: Smartreflex disable timedout\n", - __func__); + __func__); /* Disable MCUDisableAcknowledge interrupt & clear pending interrupt */ sr_write_reg(sr, IRQENABLE_CLR, IRQENABLE_MCUDISABLEACKINT); @@ -322,7 +321,7 @@ static struct omap_sr_nvalue_table *sr_retrieve_nvalue_row( if (!sr->nvalue_table) { dev_warn(&sr->pdev->dev, "%s: Missing ntarget value table\n", - __func__); + __func__); return NULL; } @@ -356,8 +355,8 @@ int sr_configure_errgen(struct omap_sr *sr) u8 senp_shift, senn_shift; if (!sr) { - pr_warn("%s: NULL omap_sr from %pF\n", __func__, - (void *)_RET_IP_); + pr_warn("%s: NULL omap_sr from %pF\n", + __func__, (void *)_RET_IP_); return -EINVAL; } @@ -387,8 +386,8 @@ int sr_configure_errgen(struct omap_sr *sr) vpboundint_st = ERRCONFIG_VPBOUNDINTST_V2; break; default: - dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex" - "module without specifying the ip\n", __func__); + dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n", + __func__); return -EINVAL; } @@ -423,8 +422,8 @@ int sr_disable_errgen(struct omap_sr *sr) u32 vpboundint_en, vpboundint_st; if (!sr) { - pr_warn("%s: NULL omap_sr from %pF\n", __func__, - (void *)_RET_IP_); + pr_warn("%s: NULL omap_sr from %pF\n", + __func__, (void *)_RET_IP_); return -EINVAL; } @@ -440,8 +439,8 @@ int sr_disable_errgen(struct omap_sr *sr) vpboundint_st = ERRCONFIG_VPBOUNDINTST_V2; break; default: - dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex" - "module without specifying the ip\n", __func__); + dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n", + __func__); return -EINVAL; } @@ -478,8 +477,8 @@ int sr_configure_minmax(struct omap_sr *sr) u8 senp_shift, senn_shift; if (!sr) { - pr_warn("%s: NULL omap_sr from %pF\n", __func__, - (void *)_RET_IP_); + pr_warn("%s: NULL omap_sr from %pF\n", + __func__, (void *)_RET_IP_); return -EINVAL; } @@ -504,8 +503,8 @@ int sr_configure_minmax(struct omap_sr *sr) senp_shift = SRCONFIG_SENPENABLE_V2_SHIFT; break; default: - dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex" - "module without specifying the ip\n", __func__); + dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n", + __func__); return -EINVAL; } @@ -537,8 +536,8 @@ int sr_configure_minmax(struct omap_sr *sr) IRQENABLE_MCUBOUNDSINT | IRQENABLE_MCUDISABLEACKINT); break; default: - dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex" - "module without specifying the ip\n", __func__); + dev_err(&sr->pdev->dev, "%s: Trying to Configure smartreflex module without specifying the ip\n", + __func__); return -EINVAL; } @@ -563,16 +562,16 @@ int sr_enable(struct omap_sr *sr, unsigned long volt) int ret; if (!sr) { - pr_warn("%s: NULL omap_sr from %pF\n", __func__, - (void *)_RET_IP_); + pr_warn("%s: NULL omap_sr from %pF\n", + __func__, (void *)_RET_IP_); return -EINVAL; } volt_data = omap_voltage_get_voltdata(sr->voltdm, volt); if (IS_ERR(volt_data)) { - dev_warn(&sr->pdev->dev, "%s: Unable to get voltage table" - "for nominal voltage %ld\n", __func__, volt); + dev_warn(&sr->pdev->dev, "%s: Unable to get voltage table for nominal voltage %ld\n", + __func__, volt); return PTR_ERR(volt_data); } @@ -615,8 +614,8 @@ int sr_enable(struct omap_sr *sr, unsigned long volt) void sr_disable(struct omap_sr *sr) { if (!sr) { - pr_warn("%s: NULL omap_sr from %pF\n", __func__, - (void *)_RET_IP_); + pr_warn("%s: NULL omap_sr from %pF\n", + __func__, (void *)_RET_IP_); return; } @@ -658,13 +657,13 @@ int sr_register_class(struct omap_sr_class_data *class_data) struct omap_sr *sr_info; if (!class_data) { - pr_warning("%s:, Smartreflex class data passed is NULL\n", + pr_warn("%s:, Smartreflex class data passed is NULL\n", __func__); return -EINVAL; } if (sr_class) { - pr_warning("%s: Smartreflex class driver already registered\n", + pr_warn("%s: Smartreflex class driver already registered\n", __func__); return -EBUSY; } @@ -696,7 +695,7 @@ void omap_sr_enable(struct voltagedomain *voltdm) struct omap_sr *sr = _sr_lookup(voltdm); if (IS_ERR(sr)) { - pr_warning("%s: omap_sr struct for voltdm not found\n", __func__); + pr_warn("%s: omap_sr struct for voltdm not found\n", __func__); return; } @@ -704,8 +703,8 @@ void omap_sr_enable(struct voltagedomain *voltdm) return; if (!sr_class || !(sr_class->enable) || !(sr_class->configure)) { - dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not" - "registered\n", __func__); + dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not registered\n", + __func__); return; } @@ -728,7 +727,7 @@ void omap_sr_disable(struct voltagedomain *voltdm) struct omap_sr *sr = _sr_lookup(voltdm); if (IS_ERR(sr)) { - pr_warning("%s: omap_sr struct for voltdm not found\n", __func__); + pr_warn("%s: omap_sr struct for voltdm not found\n", __func__); return; } @@ -736,8 +735,8 @@ void omap_sr_disable(struct voltagedomain *voltdm) return; if (!sr_class || !(sr_class->disable)) { - dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not" - "registered\n", __func__); + dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not registered\n", + __func__); return; } @@ -760,7 +759,7 @@ void omap_sr_disable_reset_volt(struct voltagedomain *voltdm) struct omap_sr *sr = _sr_lookup(voltdm); if (IS_ERR(sr)) { - pr_warning("%s: omap_sr struct for voltdm not found\n", __func__); + pr_warn("%s: omap_sr struct for voltdm not found\n", __func__); return; } @@ -768,8 +767,8 @@ void omap_sr_disable_reset_volt(struct voltagedomain *voltdm) return; if (!sr_class || !(sr_class->disable)) { - dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not" - "registered\n", __func__); + dev_warn(&sr->pdev->dev, "%s: smartreflex class driver not registered\n", + __func__); return; } @@ -787,8 +786,8 @@ void omap_sr_disable_reset_volt(struct voltagedomain *voltdm) void omap_sr_register_pmic(struct omap_sr_pmic_data *pmic_data) { if (!pmic_data) { - pr_warning("%s: Trying to register NULL PMIC data structure" - "with smartreflex\n", __func__); + pr_warn("%s: Trying to register NULL PMIC data structure with smartreflex\n", + __func__); return; } @@ -801,7 +800,7 @@ static int omap_sr_autocomp_show(void *data, u64 *val) struct omap_sr *sr_info = data; if (!sr_info) { - pr_warning("%s: omap_sr struct not found\n", __func__); + pr_warn("%s: omap_sr struct not found\n", __func__); return -EINVAL; } @@ -815,13 +814,13 @@ static int omap_sr_autocomp_store(void *data, u64 val) struct omap_sr *sr_info = data; if (!sr_info) { - pr_warning("%s: omap_sr struct not found\n", __func__); + pr_warn("%s: omap_sr struct not found\n", __func__); return -EINVAL; } /* Sanity check */ if (val > 1) { - pr_warning("%s: Invalid argument %lld\n", __func__, val); + pr_warn("%s: Invalid argument %lld\n", __func__, val); return -EINVAL; } @@ -848,19 +847,13 @@ static int __init omap_sr_probe(struct platform_device *pdev) int i, ret = 0; sr_info = devm_kzalloc(&pdev->dev, sizeof(struct omap_sr), GFP_KERNEL); - if (!sr_info) { - dev_err(&pdev->dev, "%s: unable to allocate sr_info\n", - __func__); + if (!sr_info) return -ENOMEM; - } sr_info->name = devm_kzalloc(&pdev->dev, SMARTREFLEX_NAME_LEN, GFP_KERNEL); - if (!sr_info->name) { - dev_err(&pdev->dev, "%s: unable to allocate SR instance name\n", - __func__); + if (!sr_info->name) return -ENOMEM; - } platform_set_drvdata(pdev, sr_info); @@ -912,7 +905,7 @@ static int __init omap_sr_probe(struct platform_device *pdev) if (sr_class) { ret = sr_late_init(sr_info); if (ret) { - pr_warning("%s: Error in SR late init\n", __func__); + pr_warn("%s: Error in SR late init\n", __func__); goto err_list_del; } } @@ -923,7 +916,7 @@ static int __init omap_sr_probe(struct platform_device *pdev) if (IS_ERR_OR_NULL(sr_dbg_dir)) { ret = PTR_ERR(sr_dbg_dir); pr_err("%s:sr debugfs dir creation failed(%d)\n", - __func__, ret); + __func__, ret); goto err_list_del; } } @@ -945,8 +938,8 @@ static int __init omap_sr_probe(struct platform_device *pdev) nvalue_dir = debugfs_create_dir("nvalue", sr_info->dbg_dir); if (IS_ERR_OR_NULL(nvalue_dir)) { - dev_err(&pdev->dev, "%s: Unable to create debugfs directory" - "for n-values\n", __func__); + dev_err(&pdev->dev, "%s: Unable to create debugfs directory for n-values\n", + __func__); ret = PTR_ERR(nvalue_dir); goto err_debugfs; } @@ -1053,12 +1046,12 @@ static int __init sr_init(void) if (sr_pmic_data && sr_pmic_data->sr_pmic_init) sr_pmic_data->sr_pmic_init(); else - pr_warning("%s: No PMIC hook to init smartreflex\n", __func__); + pr_warn("%s: No PMIC hook to init smartreflex\n", __func__); ret = platform_driver_probe(&smartreflex_driver, omap_sr_probe); if (ret) { pr_err("%s: platform driver register failed for SR\n", - __func__); + __func__); return ret; } diff --git a/drivers/power/reset/keystone-reset.c b/drivers/power/reset/keystone-reset.c index c70f1bffe038..09380857a1c5 100644 --- a/drivers/power/reset/keystone-reset.c +++ b/drivers/power/reset/keystone-reset.c @@ -139,7 +139,7 @@ static int rsctrl_probe(struct platform_device *pdev) } if (val >= WDT_MUX_NUMBER) { - dev_err(dev, "ti,wdt-list property can contain" + dev_err(dev, "ti,wdt-list property can contain " "only numbers < 4\n"); return -EINVAL; } diff --git a/drivers/power/reset/reboot-mode.c b/drivers/power/reset/reboot-mode.c index 2dfbbce0f817..fb512183ace3 100644 --- a/drivers/power/reset/reboot-mode.c +++ b/drivers/power/reset/reboot-mode.c @@ -135,6 +135,65 @@ int reboot_mode_unregister(struct reboot_mode_driver *reboot) } EXPORT_SYMBOL_GPL(reboot_mode_unregister); +static void devm_reboot_mode_release(struct device *dev, void *res) +{ + reboot_mode_unregister(*(struct reboot_mode_driver **)res); +} + +/** + * devm_reboot_mode_register() - resource managed reboot_mode_register() + * @dev: device to associate this resource with + * @reboot: reboot mode driver + * + * Returns: 0 on success or a negative error code on failure. + */ +int devm_reboot_mode_register(struct device *dev, + struct reboot_mode_driver *reboot) +{ + struct reboot_mode_driver **dr; + int rc; + + dr = devres_alloc(devm_reboot_mode_release, sizeof(*dr), GFP_KERNEL); + if (!dr) + return -ENOMEM; + + rc = reboot_mode_register(reboot); + if (rc) { + devres_free(dr); + return rc; + } + + *dr = reboot; + devres_add(dev, dr); + + return 0; +} +EXPORT_SYMBOL_GPL(devm_reboot_mode_register); + +static int devm_reboot_mode_match(struct device *dev, void *res, void *data) +{ + struct reboot_mode_driver **p = res; + + if (WARN_ON(!p || !*p)) + return 0; + + return *p == data; +} + +/** + * devm_reboot_mode_unregister() - resource managed reboot_mode_unregister() + * @dev: device to associate this resource with + * @reboot: reboot mode driver + */ +void devm_reboot_mode_unregister(struct device *dev, + struct reboot_mode_driver *reboot) +{ + WARN_ON(devres_release(dev, + devm_reboot_mode_release, + devm_reboot_mode_match, reboot)); +} +EXPORT_SYMBOL_GPL(devm_reboot_mode_unregister); + MODULE_AUTHOR("Andy Yan <andy.yan@rock-chips.com"); MODULE_DESCRIPTION("System reboot mode core library"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/power/reset/reboot-mode.h b/drivers/power/reset/reboot-mode.h index 2491bb71f591..75f7fe5c881f 100644 --- a/drivers/power/reset/reboot-mode.h +++ b/drivers/power/reset/reboot-mode.h @@ -10,5 +10,9 @@ struct reboot_mode_driver { int reboot_mode_register(struct reboot_mode_driver *reboot); int reboot_mode_unregister(struct reboot_mode_driver *reboot); +int devm_reboot_mode_register(struct device *dev, + struct reboot_mode_driver *reboot); +void devm_reboot_mode_unregister(struct device *dev, + struct reboot_mode_driver *reboot); #endif diff --git a/drivers/power/reset/st-poweroff.c b/drivers/power/reset/st-poweroff.c index a488877a3538..2046b31232f7 100644 --- a/drivers/power/reset/st-poweroff.c +++ b/drivers/power/reset/st-poweroff.c @@ -28,28 +28,6 @@ struct reset_syscfg { unsigned int mask_rst_msk; }; -/* STiH415 */ -#define STIH415_SYSCFG_11 0x2c -#define STIH415_SYSCFG_15 0x3c - -static struct reset_syscfg stih415_reset = { - .offset_rst = STIH415_SYSCFG_11, - .mask_rst = BIT(0), - .offset_rst_msk = STIH415_SYSCFG_15, - .mask_rst_msk = BIT(0) -}; - -/* STiH416 */ -#define STIH416_SYSCFG_500 0x7d0 -#define STIH416_SYSCFG_504 0x7e0 - -static struct reset_syscfg stih416_reset = { - .offset_rst = STIH416_SYSCFG_500, - .mask_rst = BIT(0), - .offset_rst_msk = STIH416_SYSCFG_504, - .mask_rst_msk = BIT(0) -}; - /* STiH407 */ #define STIH407_SYSCFG_4000 0x0 #define STIH407_SYSCFG_4008 0x20 @@ -61,16 +39,6 @@ static struct reset_syscfg stih407_reset = { .mask_rst_msk = BIT(0) }; -/* STiD127 */ -#define STID127_SYSCFG_700 0x0 -#define STID127_SYSCFG_773 0x124 - -static struct reset_syscfg stid127_reset = { - .offset_rst = STID127_SYSCFG_773, - .mask_rst = BIT(0), - .offset_rst_msk = STID127_SYSCFG_700, - .mask_rst_msk = BIT(8) -}; static struct reset_syscfg *st_restart_syscfg; @@ -99,17 +67,8 @@ static struct notifier_block st_restart_nb = { static const struct of_device_id st_reset_of_match[] = { { - .compatible = "st,stih415-restart", - .data = (void *)&stih415_reset, - }, { - .compatible = "st,stih416-restart", - .data = (void *)&stih416_reset, - }, { .compatible = "st,stih407-restart", .data = (void *)&stih407_reset, - }, { - .compatible = "st,stid127-restart", - .data = (void *)&stid127_reset, }, {} }; diff --git a/drivers/power/reset/syscon-reboot-mode.c b/drivers/power/reset/syscon-reboot-mode.c index 9e1cba5dd58e..1ecb51d67149 100644 --- a/drivers/power/reset/syscon-reboot-mode.c +++ b/drivers/power/reset/syscon-reboot-mode.c @@ -53,8 +53,6 @@ static int syscon_reboot_mode_probe(struct platform_device *pdev) syscon_rbm->reboot.write = syscon_reboot_mode_write; syscon_rbm->mask = 0xffffffff; - dev_set_drvdata(&pdev->dev, syscon_rbm); - syscon_rbm->map = syscon_node_to_regmap(pdev->dev.parent->of_node); if (IS_ERR(syscon_rbm->map)) return PTR_ERR(syscon_rbm->map); @@ -65,20 +63,13 @@ static int syscon_reboot_mode_probe(struct platform_device *pdev) of_property_read_u32(pdev->dev.of_node, "mask", &syscon_rbm->mask); - ret = reboot_mode_register(&syscon_rbm->reboot); + ret = devm_reboot_mode_register(&pdev->dev, &syscon_rbm->reboot); if (ret) dev_err(&pdev->dev, "can't register reboot mode\n"); return ret; } -static int syscon_reboot_mode_remove(struct platform_device *pdev) -{ - struct syscon_reboot_mode *syscon_rbm = dev_get_drvdata(&pdev->dev); - - return reboot_mode_unregister(&syscon_rbm->reboot); -} - static const struct of_device_id syscon_reboot_mode_of_match[] = { { .compatible = "syscon-reboot-mode" }, {} @@ -86,7 +77,6 @@ static const struct of_device_id syscon_reboot_mode_of_match[] = { static struct platform_driver syscon_reboot_mode_driver = { .probe = syscon_reboot_mode_probe, - .remove = syscon_reboot_mode_remove, .driver = { .name = "syscon-reboot-mode", .of_match_table = syscon_reboot_mode_of_match, diff --git a/drivers/power/reset/xgene-reboot.c b/drivers/power/reset/xgene-reboot.c index f07e93c97ba3..73c3d93e5318 100644 --- a/drivers/power/reset/xgene-reboot.c +++ b/drivers/power/reset/xgene-reboot.c @@ -81,8 +81,10 @@ static int xgene_reboot_probe(struct platform_device *pdev) ctx->restart_handler.notifier_call = xgene_restart_handler; ctx->restart_handler.priority = 128; err = register_restart_handler(&ctx->restart_handler); - if (err) + if (err) { + iounmap(ctx->csr); dev_err(dev, "cannot register restart handler (err=%d)\n", err); + } return err; } diff --git a/drivers/power/reset/zx-reboot.c b/drivers/power/reset/zx-reboot.c index a5b009673d0e..b0b1eb3a78c2 100644 --- a/drivers/power/reset/zx-reboot.c +++ b/drivers/power/reset/zx-reboot.c @@ -58,9 +58,12 @@ static int zx_reboot_probe(struct platform_device *pdev) } err = register_restart_handler(&zx_restart_nb); - if (err) + if (err) { + iounmap(base); + iounmap(pcu_base); dev_err(&pdev->dev, "Register restart handler failed(err=%d)\n", err); + } return err; } diff --git a/drivers/power/88pm860x_battery.c b/drivers/power/supply/88pm860x_battery.c index 63c57dc82ac1..63c57dc82ac1 100644 --- a/drivers/power/88pm860x_battery.c +++ b/drivers/power/supply/88pm860x_battery.c diff --git a/drivers/power/88pm860x_charger.c b/drivers/power/supply/88pm860x_charger.c index 2b82e44d9027..2b82e44d9027 100644 --- a/drivers/power/88pm860x_charger.c +++ b/drivers/power/supply/88pm860x_charger.c diff --git a/drivers/power/supply/Kconfig b/drivers/power/supply/Kconfig new file mode 100644 index 000000000000..76806a0be820 --- /dev/null +++ b/drivers/power/supply/Kconfig @@ -0,0 +1,514 @@ +menuconfig POWER_SUPPLY + bool "Power supply class support" + help + Say Y here to enable power supply class support. This allows + power supply (batteries, AC, USB) monitoring by userspace + via sysfs and uevent (if available) and/or APM kernel interface + (if selected below). + +if POWER_SUPPLY + +config POWER_SUPPLY_DEBUG + bool "Power supply debug" + help + Say Y here to enable debugging messages for power supply class + and drivers. + +config PDA_POWER + tristate "Generic PDA/phone power driver" + depends on !S390 + help + Say Y here to enable generic power driver for PDAs and phones with + one or two external power supplies (AC/USB) connected to main and + backup batteries, and optional builtin charger. + +config APM_POWER + tristate "APM emulation for class batteries" + depends on APM_EMULATION + help + Say Y here to enable support APM status emulation using + battery class devices. + +config GENERIC_ADC_BATTERY + tristate "Generic battery support using IIO" + depends on IIO + help + Say Y here to enable support for the generic battery driver + which uses IIO framework to read adc. + +config MAX8925_POWER + tristate "MAX8925 battery charger support" + depends on MFD_MAX8925 + help + Say Y here to enable support for the battery charger in the Maxim + MAX8925 PMIC. + +config WM831X_BACKUP + tristate "WM831X backup battery charger support" + depends on MFD_WM831X + help + Say Y here to enable support for the backup battery charger + in the Wolfson Microelectronics WM831x PMICs. + +config WM831X_POWER + tristate "WM831X PMU support" + depends on MFD_WM831X + help + Say Y here to enable support for the power management unit + provided by Wolfson Microelectronics WM831x PMICs. + +config WM8350_POWER + tristate "WM8350 PMU support" + depends on MFD_WM8350 + help + Say Y here to enable support for the power management unit + provided by the Wolfson Microelectronics WM8350 PMIC. + +config TEST_POWER + tristate "Test power driver" + help + This driver is used for testing. It's safe to say M here. + +config BATTERY_88PM860X + tristate "Marvell 88PM860x battery driver" + depends on MFD_88PM860X + help + Say Y here to enable battery monitor for Marvell 88PM860x chip. + +config BATTERY_ACT8945A + tristate "Active-semi ACT8945A charger driver" + depends on MFD_ACT8945A || COMPILE_TEST + help + Say Y here to enable support for power supply provided by + Active-semi ActivePath ACT8945A charger. + +config BATTERY_DS2760 + tristate "DS2760 battery driver (HP iPAQ & others)" + depends on W1 && W1_SLAVE_DS2760 + help + Say Y here to enable support for batteries with ds2760 chip. + +config BATTERY_DS2780 + tristate "DS2780 battery driver" + depends on HAS_IOMEM + select W1 + select W1_SLAVE_DS2780 + help + Say Y here to enable support for batteries with ds2780 chip. + +config BATTERY_DS2781 + tristate "DS2781 battery driver" + depends on HAS_IOMEM + select W1 + select W1_SLAVE_DS2781 + help + If you enable this you will have the DS2781 battery driver support. + + The battery monitor chip is used in many batteries/devices + as the one who is responsible for charging/discharging/monitoring + Li+ batteries. + + If you are unsure, say N. + +config BATTERY_DS2782 + tristate "DS2782/DS2786 standalone gas-gauge" + depends on I2C + help + Say Y here to enable support for the DS2782/DS2786 standalone battery + gas-gauge. + +config BATTERY_PMU + tristate "Apple PMU battery" + depends on PPC32 && ADB_PMU + help + Say Y here to expose battery information on Apple machines + through the generic battery class. + +config BATTERY_OLPC + tristate "One Laptop Per Child battery" + depends on X86_32 && OLPC + help + Say Y to enable support for the battery on the OLPC laptop. + +config BATTERY_TOSA + tristate "Sharp SL-6000 (tosa) battery" + depends on MACH_TOSA && MFD_TC6393XB && TOUCHSCREEN_WM97XX + help + Say Y to enable support for the battery on the Sharp Zaurus + SL-6000 (tosa) models. + +config BATTERY_COLLIE + tristate "Sharp SL-5500 (collie) battery" + depends on SA1100_COLLIE && MCP_UCB1200 + help + Say Y to enable support for the battery on the Sharp Zaurus + SL-5500 (collie) models. + +config BATTERY_IPAQ_MICRO + tristate "iPAQ Atmel Micro ASIC battery driver" + depends on MFD_IPAQ_MICRO + help + Choose this option if you want to monitor battery status on + Compaq/HP iPAQ h3100 and h3600. + +config BATTERY_WM97XX + bool "WM97xx generic battery driver" + depends on TOUCHSCREEN_WM97XX=y + help + Say Y to enable support for battery measured by WM97xx aux port. + +config BATTERY_SBS + tristate "SBS Compliant gas gauge" + depends on I2C + help + Say Y to include support for SBS battery driver for SBS-compliant + gas gauges. + +config BATTERY_BQ27XXX + tristate "BQ27xxx battery driver" + help + Say Y here to enable support for batteries with BQ27xxx chips. + +config BATTERY_BQ27XXX_I2C + tristate "BQ27xxx I2C support" + depends on BATTERY_BQ27XXX + depends on I2C + default y + help + Say Y here to enable support for batteries with BQ27xxx chips + connected over an I2C bus. + +config BATTERY_DA9030 + tristate "DA9030 battery driver" + depends on PMIC_DA903X + help + Say Y here to enable support for batteries charger integrated into + DA9030 PMIC. + +config BATTERY_DA9052 + tristate "Dialog DA9052 Battery" + depends on PMIC_DA9052 + help + Say Y here to enable support for batteries charger integrated into + DA9052 PMIC. + +config CHARGER_DA9150 + tristate "Dialog Semiconductor DA9150 Charger support" + depends on MFD_DA9150 + depends on DA9150_GPADC + depends on IIO + help + Say Y here to enable support for charger unit of the DA9150 + Integrated Charger & Fuel-Gauge IC. + + This driver can also be built as a module. If so, the module will be + called da9150-charger. + +config BATTERY_DA9150 + tristate "Dialog Semiconductor DA9150 Fuel Gauge support" + depends on MFD_DA9150 + help + Say Y here to enable support for the Fuel-Gauge unit of the DA9150 + Integrated Charger & Fuel-Gauge IC + + This driver can also be built as a module. If so, the module will be + called da9150-fg. + +config AXP288_CHARGER + tristate "X-Powers AXP288 Charger" + depends on MFD_AXP20X && EXTCON_AXP288 + help + Say yes here to have support X-Power AXP288 power management IC (PMIC) + integrated charger. + +config AXP288_FUEL_GAUGE + tristate "X-Powers AXP288 Fuel Gauge" + depends on MFD_AXP20X && IIO + help + Say yes here to have support for X-Power power management IC (PMIC) + Fuel Gauge. The device provides battery statistics and status + monitoring as well as alerts for battery over/under voltage and + over/under temperature. + +config BATTERY_MAX17040 + tristate "Maxim MAX17040 Fuel Gauge" + depends on I2C + help + MAX17040 is fuel-gauge systems for lithium-ion (Li+) batteries + in handheld and portable equipment. The MAX17040 is configured + to operate with a single lithium cell + +config BATTERY_MAX17042 + tristate "Maxim MAX17042/17047/17050/8997/8966 Fuel Gauge" + depends on I2C + select REGMAP_I2C + help + MAX17042 is fuel-gauge systems for lithium-ion (Li+) batteries + in handheld and portable equipment. The MAX17042 is configured + to operate with a single lithium cell. MAX8997 and MAX8966 are + multi-function devices that include fuel gauages that are compatible + with MAX17042. This driver also supports max17047/50 chips which are + improved version of max17042. + +config BATTERY_Z2 + tristate "Z2 battery driver" + depends on I2C && MACH_ZIPIT2 + help + Say Y to include support for the battery on the Zipit Z2. + +config BATTERY_S3C_ADC + tristate "Battery driver for Samsung ADC based monitoring" + depends on S3C_ADC + help + Say Y here to enable support for iPAQ h1930/h1940/rx1950 battery + +config BATTERY_TWL4030_MADC + tristate "TWL4030 MADC battery driver" + depends on TWL4030_MADC + help + Say Y here to enable this dumb driver for batteries managed + through the TWL4030 MADC. + +config CHARGER_88PM860X + tristate "Marvell 88PM860x Charger driver" + depends on MFD_88PM860X && BATTERY_88PM860X + help + Say Y here to enable charger for Marvell 88PM860x chip. + +config CHARGER_PCF50633 + tristate "NXP PCF50633 MBC" + depends on MFD_PCF50633 + help + Say Y to include support for NXP PCF50633 Main Battery Charger. + +config BATTERY_JZ4740 + tristate "Ingenic JZ4740 battery" + depends on MACH_JZ4740 + depends on MFD_JZ4740_ADC + help + Say Y to enable support for the battery on Ingenic JZ4740 based + boards. + + This driver can be build as a module. If so, the module will be + called jz4740-battery. + +config BATTERY_INTEL_MID + tristate "Battery driver for Intel MID platforms" + depends on INTEL_SCU_IPC && SPI + help + Say Y here to enable the battery driver on Intel MID + platforms. + +config BATTERY_RX51 + tristate "Nokia RX-51 (N900) battery driver" + depends on TWL4030_MADC + help + Say Y here to enable support for battery information on Nokia + RX-51, also known as N900 tablet. + +config CHARGER_ISP1704 + tristate "ISP1704 USB Charger Detection" + depends on USB_PHY + depends on USB_GADGET || !USB_GADGET # if USB_GADGET=m, this can't be 'y' + help + Say Y to enable support for USB Charger Detection with + ISP1707/ISP1704 USB transceivers. + +config CHARGER_MAX8903 + tristate "MAX8903 Battery DC-DC Charger for USB and Adapter Power" + help + Say Y to enable support for the MAX8903 DC-DC charger and sysfs. + The driver supports controlling charger-enable and current-limit + pins based on the status of charger connections with interrupt + handlers. + +config CHARGER_TWL4030 + tristate "OMAP TWL4030 BCI charger driver" + depends on IIO && TWL4030_CORE + help + Say Y here to enable support for TWL4030 Battery Charge Interface. + +config CHARGER_LP8727 + tristate "TI/National Semiconductor LP8727 charger driver" + depends on I2C + help + Say Y here to enable support for LP8727 Charger Driver. + +config CHARGER_LP8788 + tristate "TI LP8788 charger driver" + depends on MFD_LP8788 + depends on LP8788_ADC + depends on IIO + help + Say Y to enable support for the LP8788 linear charger. + +config CHARGER_GPIO + tristate "GPIO charger" + depends on GPIOLIB || COMPILE_TEST + help + Say Y to include support for chargers which report their online status + through a GPIO pin. + + This driver can be build as a module. If so, the module will be + called gpio-charger. + +config CHARGER_MANAGER + bool "Battery charger manager for multiple chargers" + depends on REGULATOR + select EXTCON + help + Say Y to enable charger-manager support, which allows multiple + chargers attached to a battery and multiple batteries attached to a + system. The charger-manager also can monitor charging status in + runtime and in suspend-to-RAM by waking up the system periodically + with help of suspend_again support. + +config CHARGER_MAX14577 + tristate "Maxim MAX14577/77836 battery charger driver" + depends on MFD_MAX14577 + help + Say Y to enable support for the battery charger control sysfs and + platform data of MAX14577/77836 MUICs. + +config CHARGER_MAX77693 + tristate "Maxim MAX77693 battery charger driver" + depends on MFD_MAX77693 + help + Say Y to enable support for the Maxim MAX77693 battery charger. + +config CHARGER_MAX8997 + tristate "Maxim MAX8997/MAX8966 PMIC battery charger driver" + depends on MFD_MAX8997 && REGULATOR_MAX8997 + help + Say Y to enable support for the battery charger control sysfs and + platform data of MAX8997/LP3974 PMICs. + +config CHARGER_MAX8998 + tristate "Maxim MAX8998/LP3974 PMIC battery charger driver" + depends on MFD_MAX8998 && REGULATOR_MAX8998 + help + Say Y to enable support for the battery charger control sysfs and + platform data of MAX8998/LP3974 PMICs. + +config CHARGER_QCOM_SMBB + tristate "Qualcomm Switch-Mode Battery Charger and Boost" + depends on MFD_SPMI_PMIC || COMPILE_TEST + depends on OF + depends on EXTCON + help + Say Y to include support for the Switch-Mode Battery Charger and + Boost (SMBB) hardware found in Qualcomm PM8941 PMICs. The charger + is an integrated, single-cell lithium-ion battery charger. DT + configuration is required for loading, see the devicetree + documentation for more detail. The base name for this driver is + 'pm8941_charger'. + +config CHARGER_BQ2415X + tristate "TI BQ2415x battery charger driver" + depends on I2C + help + Say Y to enable support for the TI BQ2415x battery charger + PMICs. + + You'll need this driver to charge batteries on e.g. Nokia + RX-51/N900. + +config CHARGER_BQ24190 + tristate "TI BQ24190 battery charger driver" + depends on I2C + depends on GPIOLIB || COMPILE_TEST + help + Say Y to enable support for the TI BQ24190 battery charger. + +config CHARGER_BQ24257 + tristate "TI BQ24250/24251/24257 battery charger driver" + depends on I2C + depends on GPIOLIB || COMPILE_TEST + depends on REGMAP_I2C + help + Say Y to enable support for the TI BQ24250, BQ24251, and BQ24257 battery + chargers. + +config CHARGER_BQ24735 + tristate "TI BQ24735 battery charger support" + depends on I2C + depends on GPIOLIB || COMPILE_TEST + help + Say Y to enable support for the TI BQ24735 battery charger. + +config CHARGER_BQ25890 + tristate "TI BQ25890 battery charger driver" + depends on I2C + depends on GPIOLIB || COMPILE_TEST + select REGMAP_I2C + help + Say Y to enable support for the TI BQ25890 battery charger. + +config CHARGER_SMB347 + tristate "Summit Microelectronics SMB347 Battery Charger" + depends on I2C + select REGMAP_I2C + help + Say Y to include support for Summit Microelectronics SMB347 + Battery Charger. + +config CHARGER_TPS65090 + tristate "TPS65090 battery charger driver" + depends on MFD_TPS65090 + help + Say Y here to enable support for battery charging with TPS65090 + PMIC chips. + +config CHARGER_TPS65217 + tristate "TPS65217 battery charger driver" + depends on MFD_TPS65217 + help + Say Y here to enable support for battery charging with TPS65217 + PMIC chips. + +config BATTERY_GAUGE_LTC2941 + tristate "LTC2941/LTC2943 Battery Gauge Driver" + depends on I2C + help + Say Y here to include support for LTC2941 and LTC2943 Battery + Gauge IC. The driver reports the charge count continuously, and + measures the voltage and temperature every 10 seconds. + +config AB8500_BM + bool "AB8500 Battery Management Driver" + depends on AB8500_CORE && AB8500_GPADC + help + Say Y to include support for AB8500 battery management. + +config BATTERY_GOLDFISH + tristate "Goldfish battery driver" + depends on GOLDFISH || COMPILE_TEST + depends on HAS_IOMEM + help + Say Y to enable support for the battery and AC power in the + Goldfish emulator. + +config BATTERY_RT5033 + tristate "RT5033 fuel gauge support" + depends on MFD_RT5033 + help + This adds support for battery fuel gauge in Richtek RT5033 PMIC. + The fuelgauge calculates and determines the battery state of charge + according to battery open circuit voltage. + +config CHARGER_RT9455 + tristate "Richtek RT9455 battery charger driver" + depends on I2C + depends on GPIOLIB || COMPILE_TEST + select REGMAP_I2C + help + Say Y to enable support for Richtek RT9455 battery charger. + +config AXP20X_POWER + tristate "AXP20x power supply driver" + depends on MFD_AXP20X + help + This driver provides support for the power supply features of + AXP20x PMIC. + +endif # POWER_SUPPLY diff --git a/drivers/power/supply/Makefile b/drivers/power/supply/Makefile new file mode 100644 index 000000000000..36c599d9a495 --- /dev/null +++ b/drivers/power/supply/Makefile @@ -0,0 +1,74 @@ +subdir-ccflags-$(CONFIG_POWER_SUPPLY_DEBUG) := -DDEBUG + +power_supply-y := power_supply_core.o +power_supply-$(CONFIG_SYSFS) += power_supply_sysfs.o +power_supply-$(CONFIG_LEDS_TRIGGERS) += power_supply_leds.o + +obj-$(CONFIG_POWER_SUPPLY) += power_supply.o +obj-$(CONFIG_GENERIC_ADC_BATTERY) += generic-adc-battery.o + +obj-$(CONFIG_PDA_POWER) += pda_power.o +obj-$(CONFIG_APM_POWER) += apm_power.o +obj-$(CONFIG_AXP20X_POWER) += axp20x_usb_power.o +obj-$(CONFIG_MAX8925_POWER) += max8925_power.o +obj-$(CONFIG_WM831X_BACKUP) += wm831x_backup.o +obj-$(CONFIG_WM831X_POWER) += wm831x_power.o +obj-$(CONFIG_WM8350_POWER) += wm8350_power.o +obj-$(CONFIG_TEST_POWER) += test_power.o + +obj-$(CONFIG_BATTERY_88PM860X) += 88pm860x_battery.o +obj-$(CONFIG_BATTERY_ACT8945A) += act8945a_charger.o +obj-$(CONFIG_BATTERY_DS2760) += ds2760_battery.o +obj-$(CONFIG_BATTERY_DS2780) += ds2780_battery.o +obj-$(CONFIG_BATTERY_DS2781) += ds2781_battery.o +obj-$(CONFIG_BATTERY_DS2782) += ds2782_battery.o +obj-$(CONFIG_BATTERY_GAUGE_LTC2941) += ltc2941-battery-gauge.o +obj-$(CONFIG_BATTERY_GOLDFISH) += goldfish_battery.o +obj-$(CONFIG_BATTERY_PMU) += pmu_battery.o +obj-$(CONFIG_BATTERY_OLPC) += olpc_battery.o +obj-$(CONFIG_BATTERY_TOSA) += tosa_battery.o +obj-$(CONFIG_BATTERY_COLLIE) += collie_battery.o +obj-$(CONFIG_BATTERY_IPAQ_MICRO) += ipaq_micro_battery.o +obj-$(CONFIG_BATTERY_WM97XX) += wm97xx_battery.o +obj-$(CONFIG_BATTERY_SBS) += sbs-battery.o +obj-$(CONFIG_BATTERY_BQ27XXX) += bq27xxx_battery.o +obj-$(CONFIG_BATTERY_BQ27XXX_I2C) += bq27xxx_battery_i2c.o +obj-$(CONFIG_BATTERY_DA9030) += da9030_battery.o +obj-$(CONFIG_BATTERY_DA9052) += da9052-battery.o +obj-$(CONFIG_CHARGER_DA9150) += da9150-charger.o +obj-$(CONFIG_BATTERY_DA9150) += da9150-fg.o +obj-$(CONFIG_BATTERY_MAX17040) += max17040_battery.o +obj-$(CONFIG_BATTERY_MAX17042) += max17042_battery.o +obj-$(CONFIG_BATTERY_Z2) += z2_battery.o +obj-$(CONFIG_BATTERY_RT5033) += rt5033_battery.o +obj-$(CONFIG_CHARGER_RT9455) += rt9455_charger.o +obj-$(CONFIG_BATTERY_S3C_ADC) += s3c_adc_battery.o +obj-$(CONFIG_BATTERY_TWL4030_MADC) += twl4030_madc_battery.o +obj-$(CONFIG_CHARGER_88PM860X) += 88pm860x_charger.o +obj-$(CONFIG_CHARGER_PCF50633) += pcf50633-charger.o +obj-$(CONFIG_BATTERY_JZ4740) += jz4740-battery.o +obj-$(CONFIG_BATTERY_INTEL_MID) += intel_mid_battery.o +obj-$(CONFIG_BATTERY_RX51) += rx51_battery.o +obj-$(CONFIG_AB8500_BM) += ab8500_bmdata.o ab8500_charger.o ab8500_fg.o ab8500_btemp.o abx500_chargalg.o pm2301_charger.o +obj-$(CONFIG_CHARGER_ISP1704) += isp1704_charger.o +obj-$(CONFIG_CHARGER_MAX8903) += max8903_charger.o +obj-$(CONFIG_CHARGER_TWL4030) += twl4030_charger.o +obj-$(CONFIG_CHARGER_LP8727) += lp8727_charger.o +obj-$(CONFIG_CHARGER_LP8788) += lp8788-charger.o +obj-$(CONFIG_CHARGER_GPIO) += gpio-charger.o +obj-$(CONFIG_CHARGER_MANAGER) += charger-manager.o +obj-$(CONFIG_CHARGER_MAX14577) += max14577_charger.o +obj-$(CONFIG_CHARGER_MAX77693) += max77693_charger.o +obj-$(CONFIG_CHARGER_MAX8997) += max8997_charger.o +obj-$(CONFIG_CHARGER_MAX8998) += max8998_charger.o +obj-$(CONFIG_CHARGER_QCOM_SMBB) += qcom_smbb.o +obj-$(CONFIG_CHARGER_BQ2415X) += bq2415x_charger.o +obj-$(CONFIG_CHARGER_BQ24190) += bq24190_charger.o +obj-$(CONFIG_CHARGER_BQ24257) += bq24257_charger.o +obj-$(CONFIG_CHARGER_BQ24735) += bq24735-charger.o +obj-$(CONFIG_CHARGER_BQ25890) += bq25890_charger.o +obj-$(CONFIG_CHARGER_SMB347) += smb347-charger.o +obj-$(CONFIG_CHARGER_TPS65090) += tps65090-charger.o +obj-$(CONFIG_CHARGER_TPS65217) += tps65217_charger.o +obj-$(CONFIG_AXP288_FUEL_GAUGE) += axp288_fuel_gauge.o +obj-$(CONFIG_AXP288_CHARGER) += axp288_charger.o diff --git a/drivers/power/ab8500_bmdata.c b/drivers/power/supply/ab8500_bmdata.c index d29864533093..d29864533093 100644 --- a/drivers/power/ab8500_bmdata.c +++ b/drivers/power/supply/ab8500_bmdata.c diff --git a/drivers/power/ab8500_btemp.c b/drivers/power/supply/ab8500_btemp.c index bf2e5dd301e7..6ffdc18f2599 100644 --- a/drivers/power/ab8500_btemp.c +++ b/drivers/power/supply/ab8500_btemp.c @@ -1095,7 +1095,7 @@ static int ab8500_btemp_probe(struct platform_device *pdev) /* Create a work queue for the btemp */ di->btemp_wq = - create_singlethread_workqueue("ab8500_btemp_wq"); + alloc_workqueue("ab8500_btemp_wq", WQ_MEM_RECLAIM, 0); if (di->btemp_wq == NULL) { dev_err(di->dev, "failed to create work queue\n"); return -ENOMEM; diff --git a/drivers/power/ab8500_charger.c b/drivers/power/supply/ab8500_charger.c index 30de5d42b26a..5cee9aa87aa3 100644 --- a/drivers/power/ab8500_charger.c +++ b/drivers/power/supply/ab8500_charger.c @@ -3540,8 +3540,8 @@ static int ab8500_charger_probe(struct platform_device *pdev) di->usb_state.usb_current = -1; /* Create a work queue for the charger */ - di->charger_wq = - create_singlethread_workqueue("ab8500_charger_wq"); + di->charger_wq = alloc_ordered_workqueue("ab8500_charger_wq", + WQ_MEM_RECLAIM); if (di->charger_wq == NULL) { dev_err(di->dev, "failed to create work queue\n"); return -ENOMEM; diff --git a/drivers/power/ab8500_fg.c b/drivers/power/supply/ab8500_fg.c index 5a36cf88578a..2199f673118c 100644 --- a/drivers/power/ab8500_fg.c +++ b/drivers/power/supply/ab8500_fg.c @@ -245,13 +245,8 @@ static LIST_HEAD(ab8500_fg_list); */ struct ab8500_fg *ab8500_fg_get(void) { - struct ab8500_fg *fg; - - if (list_empty(&ab8500_fg_list)) - return NULL; - - fg = list_first_entry(&ab8500_fg_list, struct ab8500_fg, node); - return fg; + return list_first_entry_or_null(&ab8500_fg_list, struct ab8500_fg, + node); } /* Main battery properties */ @@ -3096,7 +3091,7 @@ static int ab8500_fg_probe(struct platform_device *pdev) ab8500_fg_discharge_state_to(di, AB8500_FG_DISCHARGE_INIT); /* Create a work queue for running the FG algorithm */ - di->fg_wq = create_singlethread_workqueue("ab8500_fg_wq"); + di->fg_wq = alloc_ordered_workqueue("ab8500_fg_wq", WQ_MEM_RECLAIM); if (di->fg_wq == NULL) { dev_err(di->dev, "failed to create work queue\n"); return -ENOMEM; diff --git a/drivers/power/abx500_chargalg.c b/drivers/power/supply/abx500_chargalg.c index d9104b1ab7cf..a4411d6bbc96 100644 --- a/drivers/power/abx500_chargalg.c +++ b/drivers/power/supply/abx500_chargalg.c @@ -2091,8 +2091,8 @@ static int abx500_chargalg_probe(struct platform_device *pdev) abx500_chargalg_maintenance_timer_expired; /* Create a work queue for the chargalg */ - di->chargalg_wq = - create_singlethread_workqueue("abx500_chargalg_wq"); + di->chargalg_wq = alloc_ordered_workqueue("abx500_chargalg_wq", + WQ_MEM_RECLAIM); if (di->chargalg_wq == NULL) { dev_err(di->dev, "failed to create work queue\n"); return -ENOMEM; diff --git a/drivers/power/supply/act8945a_charger.c b/drivers/power/supply/act8945a_charger.c new file mode 100644 index 000000000000..d1eb2e359532 --- /dev/null +++ b/drivers/power/supply/act8945a_charger.c @@ -0,0 +1,666 @@ +/* + * Power supply driver for the Active-semi ACT8945A PMIC + * + * Copyright (C) 2015 Atmel Corporation + * + * Author: Wenyou Yang <wenyou.yang@atmel.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_irq.h> +#include <linux/platform_device.h> +#include <linux/power_supply.h> +#include <linux/regmap.h> +#include <linux/gpio/consumer.h> + +static const char *act8945a_charger_model = "ACT8945A"; +static const char *act8945a_charger_manufacturer = "Active-semi"; + +/** + * ACT8945A Charger Register Map + */ + +/* 0x70: Reserved */ +#define ACT8945A_APCH_CFG 0x71 +#define ACT8945A_APCH_STATUS 0x78 +#define ACT8945A_APCH_CTRL 0x79 +#define ACT8945A_APCH_STATE 0x7A + +/* ACT8945A_APCH_CFG */ +#define APCH_CFG_OVPSET (0x3 << 0) +#define APCH_CFG_OVPSET_6V6 (0x0 << 0) +#define APCH_CFG_OVPSET_7V (0x1 << 0) +#define APCH_CFG_OVPSET_7V5 (0x2 << 0) +#define APCH_CFG_OVPSET_8V (0x3 << 0) +#define APCH_CFG_PRETIMO (0x3 << 2) +#define APCH_CFG_PRETIMO_40_MIN (0x0 << 2) +#define APCH_CFG_PRETIMO_60_MIN (0x1 << 2) +#define APCH_CFG_PRETIMO_80_MIN (0x2 << 2) +#define APCH_CFG_PRETIMO_DISABLED (0x3 << 2) +#define APCH_CFG_TOTTIMO (0x3 << 4) +#define APCH_CFG_TOTTIMO_3_HOUR (0x0 << 4) +#define APCH_CFG_TOTTIMO_4_HOUR (0x1 << 4) +#define APCH_CFG_TOTTIMO_5_HOUR (0x2 << 4) +#define APCH_CFG_TOTTIMO_DISABLED (0x3 << 4) +#define APCH_CFG_SUSCHG (0x1 << 7) + +#define APCH_STATUS_CHGDAT BIT(0) +#define APCH_STATUS_INDAT BIT(1) +#define APCH_STATUS_TEMPDAT BIT(2) +#define APCH_STATUS_TIMRDAT BIT(3) +#define APCH_STATUS_CHGSTAT BIT(4) +#define APCH_STATUS_INSTAT BIT(5) +#define APCH_STATUS_TEMPSTAT BIT(6) +#define APCH_STATUS_TIMRSTAT BIT(7) + +#define APCH_CTRL_CHGEOCOUT BIT(0) +#define APCH_CTRL_INDIS BIT(1) +#define APCH_CTRL_TEMPOUT BIT(2) +#define APCH_CTRL_TIMRPRE BIT(3) +#define APCH_CTRL_CHGEOCIN BIT(4) +#define APCH_CTRL_INCON BIT(5) +#define APCH_CTRL_TEMPIN BIT(6) +#define APCH_CTRL_TIMRTOT BIT(7) + +#define APCH_STATE_ACINSTAT (0x1 << 1) +#define APCH_STATE_CSTATE (0x3 << 4) +#define APCH_STATE_CSTATE_SHIFT 4 +#define APCH_STATE_CSTATE_DISABLED 0x00 +#define APCH_STATE_CSTATE_EOC 0x01 +#define APCH_STATE_CSTATE_FAST 0x02 +#define APCH_STATE_CSTATE_PRE 0x03 + +struct act8945a_charger { + struct power_supply *psy; + struct power_supply_desc desc; + struct regmap *regmap; + struct work_struct work; + + bool init_done; + struct gpio_desc *lbo_gpio; + struct gpio_desc *chglev_gpio; +}; + +static int act8945a_get_charger_state(struct regmap *regmap, int *val) +{ + int ret; + unsigned int status, state; + + ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status); + if (ret < 0) + return ret; + + ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state); + if (ret < 0) + return ret; + + state &= APCH_STATE_CSTATE; + state >>= APCH_STATE_CSTATE_SHIFT; + + switch (state) { + case APCH_STATE_CSTATE_PRE: + case APCH_STATE_CSTATE_FAST: + *val = POWER_SUPPLY_STATUS_CHARGING; + break; + case APCH_STATE_CSTATE_EOC: + if (status & APCH_STATUS_CHGDAT) + *val = POWER_SUPPLY_STATUS_FULL; + else + *val = POWER_SUPPLY_STATUS_CHARGING; + break; + case APCH_STATE_CSTATE_DISABLED: + default: + if (!(status & APCH_STATUS_INDAT)) + *val = POWER_SUPPLY_STATUS_DISCHARGING; + else + *val = POWER_SUPPLY_STATUS_NOT_CHARGING; + break; + } + + return 0; +} + +static int act8945a_get_charge_type(struct regmap *regmap, int *val) +{ + int ret; + unsigned int status, state; + + ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status); + if (ret < 0) + return ret; + + ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state); + if (ret < 0) + return ret; + + state &= APCH_STATE_CSTATE; + state >>= APCH_STATE_CSTATE_SHIFT; + + switch (state) { + case APCH_STATE_CSTATE_PRE: + *val = POWER_SUPPLY_CHARGE_TYPE_TRICKLE; + break; + case APCH_STATE_CSTATE_FAST: + *val = POWER_SUPPLY_CHARGE_TYPE_FAST; + break; + case APCH_STATE_CSTATE_EOC: + *val = POWER_SUPPLY_CHARGE_TYPE_NONE; + break; + case APCH_STATE_CSTATE_DISABLED: + default: + if (!(status & APCH_STATUS_INDAT)) + *val = POWER_SUPPLY_CHARGE_TYPE_NONE; + else + *val = POWER_SUPPLY_CHARGE_TYPE_UNKNOWN; + break; + } + + return 0; +} + +static int act8945a_get_battery_health(struct regmap *regmap, int *val) +{ + int ret; + unsigned int status, state, config; + + ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status); + if (ret < 0) + return ret; + + ret = regmap_read(regmap, ACT8945A_APCH_CFG, &config); + if (ret < 0) + return ret; + + ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state); + if (ret < 0) + return ret; + + state &= APCH_STATE_CSTATE; + state >>= APCH_STATE_CSTATE_SHIFT; + + switch (state) { + case APCH_STATE_CSTATE_DISABLED: + if (config & APCH_CFG_SUSCHG) { + *val = POWER_SUPPLY_HEALTH_UNKNOWN; + } else if (status & APCH_STATUS_INDAT) { + if (!(status & APCH_STATUS_TEMPDAT)) + *val = POWER_SUPPLY_HEALTH_OVERHEAT; + else if (status & APCH_STATUS_TIMRDAT) + *val = POWER_SUPPLY_HEALTH_SAFETY_TIMER_EXPIRE; + else + *val = POWER_SUPPLY_HEALTH_OVERVOLTAGE; + } else { + *val = POWER_SUPPLY_HEALTH_GOOD; + } + break; + case APCH_STATE_CSTATE_PRE: + case APCH_STATE_CSTATE_FAST: + case APCH_STATE_CSTATE_EOC: + default: + *val = POWER_SUPPLY_HEALTH_GOOD; + break; + } + + return 0; +} + +static int act8945a_get_capacity_level(struct act8945a_charger *charger, + struct regmap *regmap, int *val) +{ + int ret; + unsigned int status, state, config; + int lbo_level = gpiod_get_value(charger->lbo_gpio); + + ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status); + if (ret < 0) + return ret; + + ret = regmap_read(regmap, ACT8945A_APCH_CFG, &config); + if (ret < 0) + return ret; + + ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state); + if (ret < 0) + return ret; + + state &= APCH_STATE_CSTATE; + state >>= APCH_STATE_CSTATE_SHIFT; + + switch (state) { + case APCH_STATE_CSTATE_PRE: + *val = POWER_SUPPLY_CAPACITY_LEVEL_LOW; + break; + case APCH_STATE_CSTATE_FAST: + if (lbo_level) + *val = POWER_SUPPLY_CAPACITY_LEVEL_HIGH; + else + *val = POWER_SUPPLY_CAPACITY_LEVEL_LOW; + break; + case APCH_STATE_CSTATE_EOC: + if (status & APCH_STATUS_CHGDAT) + *val = POWER_SUPPLY_CAPACITY_LEVEL_FULL; + else + *val = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; + break; + case APCH_STATE_CSTATE_DISABLED: + default: + if (config & APCH_CFG_SUSCHG) { + *val = POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN; + } else { + *val = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; + if (!(status & APCH_STATUS_INDAT)) { + if (!lbo_level) + *val = POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL; + } + } + break; + } + + return 0; +} + +#define MAX_CURRENT_USB_HIGH 450000 +#define MAX_CURRENT_USB_LOW 90000 +#define MAX_CURRENT_USB_PRE 45000 +/* + * Riset(K) = 2336 * (1V/Ichg(mA)) - 0.205 + * Riset = 2.43K + */ +#define MAX_CURRENT_AC_HIGH 886527 +#define MAX_CURRENT_AC_LOW 117305 +#define MAX_CURRENT_AC_HIGH_PRE 88653 +#define MAX_CURRENT_AC_LOW_PRE 11731 + +static int act8945a_get_current_max(struct act8945a_charger *charger, + struct regmap *regmap, int *val) +{ + int ret; + unsigned int status, state; + unsigned int acin_state; + int chgin_level = gpiod_get_value(charger->chglev_gpio); + + ret = regmap_read(regmap, ACT8945A_APCH_STATUS, &status); + if (ret < 0) + return ret; + + ret = regmap_read(regmap, ACT8945A_APCH_STATE, &state); + if (ret < 0) + return ret; + + acin_state = (state & APCH_STATE_ACINSTAT) >> 1; + + state &= APCH_STATE_CSTATE; + state >>= APCH_STATE_CSTATE_SHIFT; + + switch (state) { + case APCH_STATE_CSTATE_PRE: + if (acin_state) { + if (chgin_level) + *val = MAX_CURRENT_AC_HIGH_PRE; + else + *val = MAX_CURRENT_AC_LOW_PRE; + } else { + *val = MAX_CURRENT_USB_PRE; + } + break; + case APCH_STATE_CSTATE_FAST: + if (acin_state) { + if (chgin_level) + *val = MAX_CURRENT_AC_HIGH; + else + *val = MAX_CURRENT_AC_LOW; + } else { + if (chgin_level) + *val = MAX_CURRENT_USB_HIGH; + else + *val = MAX_CURRENT_USB_LOW; + } + break; + case APCH_STATE_CSTATE_EOC: + case APCH_STATE_CSTATE_DISABLED: + default: + *val = 0; + break; + } + + return 0; +} + +static enum power_supply_property act8945a_charger_props[] = { + POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_CHARGE_TYPE, + POWER_SUPPLY_PROP_TECHNOLOGY, + POWER_SUPPLY_PROP_HEALTH, + POWER_SUPPLY_PROP_CAPACITY_LEVEL, + POWER_SUPPLY_PROP_CURRENT_MAX, + POWER_SUPPLY_PROP_MODEL_NAME, + POWER_SUPPLY_PROP_MANUFACTURER +}; + +static int act8945a_charger_get_property(struct power_supply *psy, + enum power_supply_property prop, + union power_supply_propval *val) +{ + struct act8945a_charger *charger = power_supply_get_drvdata(psy); + struct regmap *regmap = charger->regmap; + int ret = 0; + + switch (prop) { + case POWER_SUPPLY_PROP_STATUS: + ret = act8945a_get_charger_state(regmap, &val->intval); + break; + case POWER_SUPPLY_PROP_CHARGE_TYPE: + ret = act8945a_get_charge_type(regmap, &val->intval); + break; + case POWER_SUPPLY_PROP_TECHNOLOGY: + val->intval = POWER_SUPPLY_TECHNOLOGY_LION; + break; + case POWER_SUPPLY_PROP_HEALTH: + ret = act8945a_get_battery_health(regmap, &val->intval); + break; + case POWER_SUPPLY_PROP_CAPACITY_LEVEL: + ret = act8945a_get_capacity_level(charger, + regmap, &val->intval); + break; + case POWER_SUPPLY_PROP_CURRENT_MAX: + ret = act8945a_get_current_max(charger, + regmap, &val->intval); + break; + case POWER_SUPPLY_PROP_MODEL_NAME: + val->strval = act8945a_charger_model; + break; + case POWER_SUPPLY_PROP_MANUFACTURER: + val->strval = act8945a_charger_manufacturer; + break; + default: + return -EINVAL; + } + + return ret; +} + +static int act8945a_enable_interrupt(struct act8945a_charger *charger) +{ + struct regmap *regmap = charger->regmap; + unsigned char ctrl; + int ret; + + ctrl = APCH_CTRL_CHGEOCOUT | APCH_CTRL_CHGEOCIN | + APCH_CTRL_INDIS | APCH_CTRL_INCON | + APCH_CTRL_TEMPOUT | APCH_CTRL_TEMPIN | + APCH_CTRL_TIMRPRE | APCH_CTRL_TIMRTOT; + ret = regmap_write(regmap, ACT8945A_APCH_CTRL, ctrl); + if (ret) + return ret; + + ctrl = APCH_STATUS_CHGSTAT | APCH_STATUS_INSTAT | + APCH_STATUS_TEMPSTAT | APCH_STATUS_TIMRSTAT; + ret = regmap_write(regmap, ACT8945A_APCH_STATUS, ctrl); + if (ret) + return ret; + + return 0; +} + +static unsigned int act8945a_set_supply_type(struct act8945a_charger *charger, + unsigned int *type) +{ + unsigned int status, state; + int ret; + + ret = regmap_read(charger->regmap, ACT8945A_APCH_STATUS, &status); + if (ret < 0) + return ret; + + ret = regmap_read(charger->regmap, ACT8945A_APCH_STATE, &state); + if (ret < 0) + return ret; + + if (status & APCH_STATUS_INDAT) { + if (state & APCH_STATE_ACINSTAT) + *type = POWER_SUPPLY_TYPE_MAINS; + else + *type = POWER_SUPPLY_TYPE_USB; + } else { + *type = POWER_SUPPLY_TYPE_BATTERY; + } + + return 0; +} + +static void act8945a_work(struct work_struct *work) +{ + struct act8945a_charger *charger = + container_of(work, struct act8945a_charger, work); + + act8945a_set_supply_type(charger, &charger->desc.type); + + power_supply_changed(charger->psy); +} + +static irqreturn_t act8945a_status_changed(int irq, void *dev_id) +{ + struct act8945a_charger *charger = dev_id; + + if (charger->init_done) + schedule_work(&charger->work); + + return IRQ_HANDLED; +} + +#define DEFAULT_TOTAL_TIME_OUT 3 +#define DEFAULT_PRE_TIME_OUT 40 +#define DEFAULT_INPUT_OVP_THRESHOLD 6600 + +static int act8945a_charger_config(struct device *dev, + struct act8945a_charger *charger) +{ + struct device_node *np = dev->of_node; + struct regmap *regmap = charger->regmap; + + u32 total_time_out; + u32 pre_time_out; + u32 input_voltage_threshold; + int err, ret; + + unsigned int tmp; + unsigned int value = 0; + + if (!np) { + dev_err(dev, "no charger of node\n"); + return -EINVAL; + } + + ret = regmap_read(regmap, ACT8945A_APCH_CFG, &tmp); + if (ret) + return ret; + + if (tmp & APCH_CFG_SUSCHG) { + value |= APCH_CFG_SUSCHG; + dev_info(dev, "have been suspended\n"); + } + + charger->lbo_gpio = devm_gpiod_get_optional(dev, "active-semi,lbo", + GPIOD_IN); + if (IS_ERR(charger->lbo_gpio)) { + err = PTR_ERR(charger->lbo_gpio); + dev_err(dev, "unable to claim gpio \"lbo\": %d\n", err); + return err; + } + + ret = devm_request_irq(dev, gpiod_to_irq(charger->lbo_gpio), + act8945a_status_changed, + (IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING), + "act8945a_lbo_detect", charger); + if (ret) + dev_info(dev, "failed to request gpio \"lbo\" IRQ\n"); + + charger->chglev_gpio = devm_gpiod_get_optional(dev, + "active-semi,chglev", + GPIOD_IN); + if (IS_ERR(charger->chglev_gpio)) { + err = PTR_ERR(charger->chglev_gpio); + dev_err(dev, "unable to claim gpio \"chglev\": %d\n", err); + return err; + } + + if (of_property_read_u32(np, + "active-semi,input-voltage-threshold-microvolt", + &input_voltage_threshold)) + input_voltage_threshold = DEFAULT_INPUT_OVP_THRESHOLD; + + if (of_property_read_u32(np, + "active-semi,precondition-timeout", + &pre_time_out)) + pre_time_out = DEFAULT_PRE_TIME_OUT; + + if (of_property_read_u32(np, "active-semi,total-timeout", + &total_time_out)) + total_time_out = DEFAULT_TOTAL_TIME_OUT; + + switch (input_voltage_threshold) { + case 8000: + value |= APCH_CFG_OVPSET_8V; + break; + case 7500: + value |= APCH_CFG_OVPSET_7V5; + break; + case 7000: + value |= APCH_CFG_OVPSET_7V; + break; + case 6600: + default: + value |= APCH_CFG_OVPSET_6V6; + break; + } + + switch (pre_time_out) { + case 60: + value |= APCH_CFG_PRETIMO_60_MIN; + break; + case 80: + value |= APCH_CFG_PRETIMO_80_MIN; + break; + case 0: + value |= APCH_CFG_PRETIMO_DISABLED; + break; + case 40: + default: + value |= APCH_CFG_PRETIMO_40_MIN; + break; + } + + switch (total_time_out) { + case 4: + value |= APCH_CFG_TOTTIMO_4_HOUR; + break; + case 5: + value |= APCH_CFG_TOTTIMO_5_HOUR; + break; + case 0: + value |= APCH_CFG_TOTTIMO_DISABLED; + break; + case 3: + default: + value |= APCH_CFG_TOTTIMO_3_HOUR; + break; + } + + return regmap_write(regmap, ACT8945A_APCH_CFG, value); +} + +static int act8945a_charger_probe(struct platform_device *pdev) +{ + struct act8945a_charger *charger; + struct power_supply_config psy_cfg = {}; + int irq, ret; + + charger = devm_kzalloc(&pdev->dev, sizeof(*charger), GFP_KERNEL); + if (!charger) + return -ENOMEM; + + charger->regmap = dev_get_regmap(pdev->dev.parent, NULL); + if (!charger->regmap) { + dev_err(&pdev->dev, "Parent did not provide regmap\n"); + return -EINVAL; + } + + ret = act8945a_charger_config(&pdev->dev, charger); + if (ret) + return ret; + + irq = of_irq_get(pdev->dev.of_node, 0); + if (irq == -EPROBE_DEFER) { + dev_err(&pdev->dev, "failed to find IRQ number\n"); + return -EPROBE_DEFER; + } + + ret = devm_request_irq(&pdev->dev, irq, act8945a_status_changed, + IRQF_TRIGGER_FALLING, "act8945a_interrupt", + charger); + if (ret) { + dev_err(&pdev->dev, "failed to request nIRQ pin IRQ\n"); + return ret; + } + + charger->desc.name = "act8945a-charger"; + charger->desc.get_property = act8945a_charger_get_property; + charger->desc.properties = act8945a_charger_props; + charger->desc.num_properties = ARRAY_SIZE(act8945a_charger_props); + + ret = act8945a_set_supply_type(charger, &charger->desc.type); + if (ret) + return -EINVAL; + + psy_cfg.of_node = pdev->dev.of_node; + psy_cfg.drv_data = charger; + + charger->psy = devm_power_supply_register(&pdev->dev, + &charger->desc, + &psy_cfg); + if (IS_ERR(charger->psy)) { + dev_err(&pdev->dev, "failed to register power supply\n"); + return PTR_ERR(charger->psy); + } + + platform_set_drvdata(pdev, charger); + + INIT_WORK(&charger->work, act8945a_work); + + ret = act8945a_enable_interrupt(charger); + if (ret) + return -EIO; + + charger->init_done = true; + + return 0; +} + +static int act8945a_charger_remove(struct platform_device *pdev) +{ + struct act8945a_charger *charger = platform_get_drvdata(pdev); + + charger->init_done = false; + cancel_work_sync(&charger->work); + + return 0; +} + +static struct platform_driver act8945a_charger_driver = { + .driver = { + .name = "act8945a-charger", + }, + .probe = act8945a_charger_probe, + .remove = act8945a_charger_remove, +}; +module_platform_driver(act8945a_charger_driver); + +MODULE_DESCRIPTION("Active-semi ACT8945A ActivePath charger driver"); +MODULE_AUTHOR("Wenyou Yang <wenyou.yang@atmel.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/power/apm_power.c b/drivers/power/supply/apm_power.c index 9d1a7fbcaed4..9d1a7fbcaed4 100644 --- a/drivers/power/apm_power.c +++ b/drivers/power/supply/apm_power.c diff --git a/drivers/power/axp20x_usb_power.c b/drivers/power/supply/axp20x_usb_power.c index 6af6feb7058d..6af6feb7058d 100644 --- a/drivers/power/axp20x_usb_power.c +++ b/drivers/power/supply/axp20x_usb_power.c diff --git a/drivers/power/axp288_charger.c b/drivers/power/supply/axp288_charger.c index 4030eeb7cf65..75b8e0c7402b 100644 --- a/drivers/power/axp288_charger.c +++ b/drivers/power/supply/axp288_charger.c @@ -23,7 +23,6 @@ #include <linux/usb/otg.h> #include <linux/notifier.h> #include <linux/power_supply.h> -#include <linux/notifier.h> #include <linux/property.h> #include <linux/mfd/axp20x.h> #include <linux/extcon.h> diff --git a/drivers/power/axp288_fuel_gauge.c b/drivers/power/supply/axp288_fuel_gauge.c index 50c0110d6b58..5bdde692f724 100644 --- a/drivers/power/axp288_fuel_gauge.c +++ b/drivers/power/supply/axp288_fuel_gauge.c @@ -22,7 +22,6 @@ #include <linux/regmap.h> #include <linux/jiffies.h> #include <linux/interrupt.h> -#include <linux/device.h> #include <linux/workqueue.h> #include <linux/mfd/axp20x.h> #include <linux/platform_device.h> diff --git a/drivers/power/bq2415x_charger.c b/drivers/power/supply/bq2415x_charger.c index 73e2f0b79dd4..73e2f0b79dd4 100644 --- a/drivers/power/bq2415x_charger.c +++ b/drivers/power/supply/bq2415x_charger.c diff --git a/drivers/power/bq24190_charger.c b/drivers/power/supply/bq24190_charger.c index f5746b9f4e83..f5746b9f4e83 100644 --- a/drivers/power/bq24190_charger.c +++ b/drivers/power/supply/bq24190_charger.c diff --git a/drivers/power/bq24257_charger.c b/drivers/power/supply/bq24257_charger.c index 1fea2c7ef97f..6fc31bdc639b 100644 --- a/drivers/power/bq24257_charger.c +++ b/drivers/power/supply/bq24257_charger.c @@ -1068,6 +1068,12 @@ static int bq24257_probe(struct i2c_client *client, return ret; } + ret = bq24257_power_supply_init(bq); + if (ret < 0) { + dev_err(dev, "Failed to register power supply\n"); + return ret; + } + ret = devm_request_threaded_irq(dev, client->irq, NULL, bq24257_irq_handler_thread, IRQF_TRIGGER_FALLING | @@ -1078,12 +1084,6 @@ static int bq24257_probe(struct i2c_client *client, return ret; } - ret = bq24257_power_supply_init(bq); - if (ret < 0) { - dev_err(dev, "Failed to register power supply\n"); - return ret; - } - ret = sysfs_create_group(&bq->charger->dev.kobj, &bq24257_attr_group); if (ret < 0) { dev_err(dev, "Can't create sysfs entries\n"); diff --git a/drivers/power/bq24735-charger.c b/drivers/power/supply/bq24735-charger.c index fa454c19ce17..eb7783b42e0a 100644 --- a/drivers/power/bq24735-charger.c +++ b/drivers/power/supply/bq24735-charger.c @@ -25,7 +25,7 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/of.h> -#include <linux/of_gpio.h> +#include <linux/gpio/consumer.h> #include <linux/power_supply.h> #include <linux/slab.h> @@ -49,6 +49,7 @@ struct bq24735 { struct i2c_client *client; struct bq24735_platform *pdata; struct mutex lock; + struct gpio_desc *status_gpio; bool charging; }; @@ -177,12 +178,8 @@ static int bq24735_config_charger(struct bq24735 *charger) static bool bq24735_charger_is_present(struct bq24735 *charger) { - struct bq24735_platform *pdata = charger->pdata; - int ret; - - if (pdata->status_gpio_valid) { - ret = gpio_get_value_cansleep(pdata->status_gpio); - return ret ^= pdata->status_gpio_active_low == 0; + if (charger->status_gpio) { + return !gpiod_get_value_cansleep(charger->status_gpio); } else { int ac = 0; @@ -201,8 +198,12 @@ static bool bq24735_charger_is_present(struct bq24735 *charger) static int bq24735_charger_is_charging(struct bq24735 *charger) { - int ret = bq24735_read_word(charger->client, BQ24735_CHG_OPT); + int ret; + if (!bq24735_charger_is_present(charger)) + return 0; + + ret = bq24735_read_word(charger->client, BQ24735_CHG_OPT); if (ret < 0) return ret; @@ -304,7 +305,6 @@ static struct bq24735_platform *bq24735_parse_dt_data(struct i2c_client *client) struct device_node *np = client->dev.of_node; u32 val; int ret; - enum of_gpio_flags flags; pdata = devm_kzalloc(&client->dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) { @@ -313,12 +313,6 @@ static struct bq24735_platform *bq24735_parse_dt_data(struct i2c_client *client) return NULL; } - pdata->status_gpio = of_get_named_gpio_flags(np, "ti,ac-detect-gpios", - 0, &flags); - - if (flags & OF_GPIO_ACTIVE_LOW) - pdata->status_gpio_active_low = 1; - ret = of_property_read_u32(np, "ti,charge-current", &val); if (!ret) pdata->charge_current = val; @@ -392,21 +386,16 @@ static int bq24735_charger_probe(struct i2c_client *client, i2c_set_clientdata(client, charger); - if (gpio_is_valid(charger->pdata->status_gpio)) { - ret = devm_gpio_request(&client->dev, - charger->pdata->status_gpio, - name); - if (ret) { - dev_err(&client->dev, - "Failed GPIO request for GPIO %d: %d\n", - charger->pdata->status_gpio, ret); - } - - charger->pdata->status_gpio_valid = !ret; + charger->status_gpio = devm_gpiod_get_optional(&client->dev, + "ti,ac-detect", + GPIOD_IN); + if (IS_ERR(charger->status_gpio)) { + ret = PTR_ERR(charger->status_gpio); + dev_err(&client->dev, "Getting gpio failed: %d\n", ret); + return ret; } - if (!charger->pdata->status_gpio_valid - || bq24735_charger_is_present(charger)) { + if (!charger->status_gpio || bq24735_charger_is_present(charger)) { ret = bq24735_read_word(client, BQ24735_MANUFACTURER_ID); if (ret < 0) { dev_err(&client->dev, "Failed to read manufacturer id : %d\n", diff --git a/drivers/power/bq25890_charger.c b/drivers/power/supply/bq25890_charger.c index f993a55cde20..f993a55cde20 100644 --- a/drivers/power/bq25890_charger.c +++ b/drivers/power/supply/bq25890_charger.c diff --git a/drivers/power/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c index 323d05a12f9b..3b0dbc689d72 100644 --- a/drivers/power/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -39,6 +39,7 @@ #include <linux/device.h> #include <linux/module.h> +#include <linux/mutex.h> #include <linux/param.h> #include <linux/jiffies.h> #include <linux/workqueue.h> @@ -390,8 +391,35 @@ static struct { BQ27XXX_PROP(BQ27421, bq27421_battery_props), }; +static DEFINE_MUTEX(bq27xxx_list_lock); +static LIST_HEAD(bq27xxx_battery_devices); + +static int poll_interval_param_set(const char *val, const struct kernel_param *kp) +{ + struct bq27xxx_device_info *di; + int ret; + + ret = param_set_uint(val, kp); + if (ret < 0) + return ret; + + mutex_lock(&bq27xxx_list_lock); + list_for_each_entry(di, &bq27xxx_battery_devices, list) { + cancel_delayed_work_sync(&di->work); + schedule_delayed_work(&di->work, 0); + } + mutex_unlock(&bq27xxx_list_lock); + + return ret; +} + +static const struct kernel_param_ops param_ops_poll_interval = { + .get = param_get_uint, + .set = poll_interval_param_set, +}; + static unsigned int poll_interval = 360; -module_param(poll_interval, uint, 0644); +module_param_cb(poll_interval, ¶m_ops_poll_interval, &poll_interval, 0644); MODULE_PARM_DESC(poll_interval, "battery poll interval in seconds - 0 disables polling"); @@ -644,8 +672,9 @@ static bool bq27xxx_battery_dead(struct bq27xxx_device_info *di, u16 flags) static int bq27xxx_battery_read_health(struct bq27xxx_device_info *di) { int flags; + bool has_singe_flag = di->chip == BQ27000 || di->chip == BQ27010; - flags = bq27xxx_read(di, BQ27XXX_REG_FLAGS, false); + flags = bq27xxx_read(di, BQ27XXX_REG_FLAGS, has_singe_flag); if (flags < 0) { dev_err(di->dev, "error reading flag register:%d\n", flags); return flags; @@ -745,7 +774,7 @@ static int bq27xxx_battery_current(struct bq27xxx_device_info *di, } if (di->chip == BQ27000 || di->chip == BQ27010) { - flags = bq27xxx_read(di, BQ27XXX_REG_FLAGS, false); + flags = bq27xxx_read(di, BQ27XXX_REG_FLAGS, true); if (flags & BQ27000_FLAG_CHGS) { dev_dbg(di->dev, "negative current!\n"); curr = -curr; @@ -971,6 +1000,10 @@ int bq27xxx_battery_setup(struct bq27xxx_device_info *di) bq27xxx_battery_update(di); + mutex_lock(&bq27xxx_list_lock); + list_add(&di->list, &bq27xxx_battery_devices); + mutex_unlock(&bq27xxx_list_lock); + return 0; } EXPORT_SYMBOL_GPL(bq27xxx_battery_setup); @@ -989,6 +1022,10 @@ void bq27xxx_battery_teardown(struct bq27xxx_device_info *di) power_supply_unregister(di->bat); + mutex_lock(&bq27xxx_list_lock); + list_del(&di->list); + mutex_unlock(&bq27xxx_list_lock); + mutex_destroy(&di->lock); } EXPORT_SYMBOL_GPL(bq27xxx_battery_teardown); diff --git a/drivers/power/bq27xxx_battery_i2c.c b/drivers/power/supply/bq27xxx_battery_i2c.c index 85d4ea2a9c20..85d4ea2a9c20 100644 --- a/drivers/power/bq27xxx_battery_i2c.c +++ b/drivers/power/supply/bq27xxx_battery_i2c.c diff --git a/drivers/power/charger-manager.c b/drivers/power/supply/charger-manager.c index e664ca7c0afd..e664ca7c0afd 100644 --- a/drivers/power/charger-manager.c +++ b/drivers/power/supply/charger-manager.c diff --git a/drivers/power/collie_battery.c b/drivers/power/supply/collie_battery.c index 3a0bc608d4b5..3a0bc608d4b5 100644 --- a/drivers/power/collie_battery.c +++ b/drivers/power/supply/collie_battery.c diff --git a/drivers/power/da9030_battery.c b/drivers/power/supply/da9030_battery.c index 5ca0f4d90792..5ca0f4d90792 100644 --- a/drivers/power/da9030_battery.c +++ b/drivers/power/supply/da9030_battery.c diff --git a/drivers/power/da9052-battery.c b/drivers/power/supply/da9052-battery.c index 830ec46fe7d0..830ec46fe7d0 100644 --- a/drivers/power/da9052-battery.c +++ b/drivers/power/supply/da9052-battery.c diff --git a/drivers/power/da9150-charger.c b/drivers/power/supply/da9150-charger.c index 60099815296e..60099815296e 100644 --- a/drivers/power/da9150-charger.c +++ b/drivers/power/supply/da9150-charger.c diff --git a/drivers/power/da9150-fg.c b/drivers/power/supply/da9150-fg.c index 8b8ce978656a..8b8ce978656a 100644 --- a/drivers/power/da9150-fg.c +++ b/drivers/power/supply/da9150-fg.c diff --git a/drivers/power/ds2760_battery.c b/drivers/power/supply/ds2760_battery.c index 80f73ccb77ab..17225689e3f6 100644 --- a/drivers/power/ds2760_battery.c +++ b/drivers/power/supply/ds2760_battery.c @@ -28,8 +28,8 @@ #include <linux/platform_device.h> #include <linux/power_supply.h> -#include "../w1/w1.h" -#include "../w1/slaves/w1_ds2760.h" +#include "../../w1/w1.h" +#include "../../w1/slaves/w1_ds2760.h" struct ds2760_device_info { struct device *dev; @@ -566,7 +566,8 @@ static int ds2760_battery_probe(struct platform_device *pdev) INIT_DELAYED_WORK(&di->monitor_work, ds2760_battery_work); INIT_DELAYED_WORK(&di->set_charged_work, ds2760_battery_set_charged_work); - di->monitor_wqueue = create_singlethread_workqueue(dev_name(&pdev->dev)); + di->monitor_wqueue = alloc_ordered_workqueue(dev_name(&pdev->dev), + WQ_MEM_RECLAIM); if (!di->monitor_wqueue) { retval = -ESRCH; goto workqueue_failed; diff --git a/drivers/power/ds2780_battery.c b/drivers/power/supply/ds2780_battery.c index d3743d0ad55b..1b3b6fa89c28 100644 --- a/drivers/power/ds2780_battery.c +++ b/drivers/power/supply/ds2780_battery.c @@ -21,8 +21,8 @@ #include <linux/power_supply.h> #include <linux/idr.h> -#include "../w1/w1.h" -#include "../w1/slaves/w1_ds2780.h" +#include "../../w1/w1.h" +#include "../../w1/slaves/w1_ds2780.h" /* Current unit measurement in uA for a 1 milli-ohm sense resistor */ #define DS2780_CURRENT_UNITS 1563 diff --git a/drivers/power/ds2781_battery.c b/drivers/power/supply/ds2781_battery.c index c3680024f399..cc0149131f89 100644 --- a/drivers/power/ds2781_battery.c +++ b/drivers/power/supply/ds2781_battery.c @@ -19,8 +19,8 @@ #include <linux/power_supply.h> #include <linux/idr.h> -#include "../w1/w1.h" -#include "../w1/slaves/w1_ds2781.h" +#include "../../w1/w1.h" +#include "../../w1/slaves/w1_ds2781.h" /* Current unit measurement in uA for a 1 milli-ohm sense resistor */ #define DS2781_CURRENT_UNITS 1563 diff --git a/drivers/power/ds2782_battery.c b/drivers/power/supply/ds2782_battery.c index a1b7e0592245..a1b7e0592245 100644 --- a/drivers/power/ds2782_battery.c +++ b/drivers/power/supply/ds2782_battery.c diff --git a/drivers/power/generic-adc-battery.c b/drivers/power/supply/generic-adc-battery.c index edb36bf781b0..edb36bf781b0 100644 --- a/drivers/power/generic-adc-battery.c +++ b/drivers/power/supply/generic-adc-battery.c diff --git a/drivers/power/goldfish_battery.c b/drivers/power/supply/goldfish_battery.c index f5c525e4482a..f5c525e4482a 100644 --- a/drivers/power/goldfish_battery.c +++ b/drivers/power/supply/goldfish_battery.c diff --git a/drivers/power/gpio-charger.c b/drivers/power/supply/gpio-charger.c index c5869b1941ac..c5869b1941ac 100644 --- a/drivers/power/gpio-charger.c +++ b/drivers/power/supply/gpio-charger.c diff --git a/drivers/power/intel_mid_battery.c b/drivers/power/supply/intel_mid_battery.c index 9fa4acc107ca..dc7feef1bea4 100644 --- a/drivers/power/intel_mid_battery.c +++ b/drivers/power/supply/intel_mid_battery.c @@ -689,8 +689,7 @@ static int probe(int irq, struct device *dev) /* initialize all required framework before enabling interrupts */ INIT_WORK(&pbi->handler, pmic_battery_handle_intrpt); INIT_DELAYED_WORK(&pbi->monitor_battery, pmic_battery_monitor); - pbi->monitor_wqueue = - create_singlethread_workqueue(dev_name(dev)); + pbi->monitor_wqueue = alloc_workqueue(dev_name(dev), WQ_MEM_RECLAIM, 0); if (!pbi->monitor_wqueue) { dev_err(dev, "%s(): wqueue init failed\n", __func__); retval = -ESRCH; diff --git a/drivers/power/ipaq_micro_battery.c b/drivers/power/supply/ipaq_micro_battery.c index 35b01c7d775b..4af7b770f293 100644 --- a/drivers/power/ipaq_micro_battery.c +++ b/drivers/power/supply/ipaq_micro_battery.c @@ -235,7 +235,7 @@ static int micro_batt_probe(struct platform_device *pdev) return -ENOMEM; mb->micro = dev_get_drvdata(pdev->dev.parent); - mb->wq = create_singlethread_workqueue("ipaq-battery-wq"); + mb->wq = alloc_workqueue("ipaq-battery-wq", WQ_MEM_RECLAIM, 0); if (!mb->wq) return -ENOMEM; diff --git a/drivers/power/isp1704_charger.c b/drivers/power/supply/isp1704_charger.c index 4cd6899b961e..4cd6899b961e 100644 --- a/drivers/power/isp1704_charger.c +++ b/drivers/power/supply/isp1704_charger.c diff --git a/drivers/power/jz4740-battery.c b/drivers/power/supply/jz4740-battery.c index 88f04f4d1a70..88f04f4d1a70 100644 --- a/drivers/power/jz4740-battery.c +++ b/drivers/power/supply/jz4740-battery.c diff --git a/drivers/power/lp8727_charger.c b/drivers/power/supply/lp8727_charger.c index 042fb3dacb46..042fb3dacb46 100644 --- a/drivers/power/lp8727_charger.c +++ b/drivers/power/supply/lp8727_charger.c diff --git a/drivers/power/lp8788-charger.c b/drivers/power/supply/lp8788-charger.c index 7321b727d484..7321b727d484 100644 --- a/drivers/power/lp8788-charger.c +++ b/drivers/power/supply/lp8788-charger.c diff --git a/drivers/power/ltc2941-battery-gauge.c b/drivers/power/supply/ltc2941-battery-gauge.c index 4adf2ba021ce..4adf2ba021ce 100644 --- a/drivers/power/ltc2941-battery-gauge.c +++ b/drivers/power/supply/ltc2941-battery-gauge.c diff --git a/drivers/power/max14577_charger.c b/drivers/power/supply/max14577_charger.c index a36bcaf62dd4..449fc56f09eb 100644 --- a/drivers/power/max14577_charger.c +++ b/drivers/power/supply/max14577_charger.c @@ -2,7 +2,7 @@ * max14577_charger.c - Battery charger driver for the Maxim 14577/77836 * * Copyright (C) 2013,2014 Samsung Electronics - * Krzysztof Kozlowski <k.kozlowski@samsung.com> + * Krzysztof Kozlowski <krzk@kernel.org> * * 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 @@ -643,6 +643,6 @@ static struct platform_driver max14577_charger_driver = { }; module_platform_driver(max14577_charger_driver); -MODULE_AUTHOR("Krzysztof Kozlowski <k.kozlowski@samsung.com>"); +MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>"); MODULE_DESCRIPTION("Maxim 14577/77836 charger driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/power/max17040_battery.c b/drivers/power/supply/max17040_battery.c index 8689c80202b5..8689c80202b5 100644 --- a/drivers/power/max17040_battery.c +++ b/drivers/power/supply/max17040_battery.c diff --git a/drivers/power/max17042_battery.c b/drivers/power/supply/max17042_battery.c index da7a75f82489..da7a75f82489 100644 --- a/drivers/power/max17042_battery.c +++ b/drivers/power/supply/max17042_battery.c diff --git a/drivers/power/max77693_charger.c b/drivers/power/supply/max77693_charger.c index 060cab5ae3aa..6c78884bad5e 100644 --- a/drivers/power/max77693_charger.c +++ b/drivers/power/supply/max77693_charger.c @@ -2,7 +2,7 @@ * max77693_charger.c - Battery charger driver for the Maxim 77693 * * Copyright (C) 2014 Samsung Electronics - * Krzysztof Kozlowski <k.kozlowski@samsung.com> + * Krzysztof Kozlowski <krzk@kernel.org> * * 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 @@ -766,6 +766,6 @@ static struct platform_driver max77693_charger_driver = { }; module_platform_driver(max77693_charger_driver); -MODULE_AUTHOR("Krzysztof Kozlowski <k.kozlowski@samsung.com>"); +MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>"); MODULE_DESCRIPTION("Maxim 77693 charger driver"); MODULE_LICENSE("GPL"); diff --git a/drivers/power/max8903_charger.c b/drivers/power/supply/max8903_charger.c index fdc73d686153..fdc73d686153 100644 --- a/drivers/power/max8903_charger.c +++ b/drivers/power/supply/max8903_charger.c diff --git a/drivers/power/max8925_power.c b/drivers/power/supply/max8925_power.c index 3b94620ce5c1..3b94620ce5c1 100644 --- a/drivers/power/max8925_power.c +++ b/drivers/power/supply/max8925_power.c diff --git a/drivers/power/max8997_charger.c b/drivers/power/supply/max8997_charger.c index 0b2eab571528..0b2eab571528 100644 --- a/drivers/power/max8997_charger.c +++ b/drivers/power/supply/max8997_charger.c diff --git a/drivers/power/max8998_charger.c b/drivers/power/supply/max8998_charger.c index b64cf0f14142..b64cf0f14142 100644 --- a/drivers/power/max8998_charger.c +++ b/drivers/power/supply/max8998_charger.c diff --git a/drivers/power/olpc_battery.c b/drivers/power/supply/olpc_battery.c index 9e29b1321648..9e29b1321648 100644 --- a/drivers/power/olpc_battery.c +++ b/drivers/power/supply/olpc_battery.c diff --git a/drivers/power/pcf50633-charger.c b/drivers/power/supply/pcf50633-charger.c index d05597b4e40f..d05597b4e40f 100644 --- a/drivers/power/pcf50633-charger.c +++ b/drivers/power/supply/pcf50633-charger.c diff --git a/drivers/power/pda_power.c b/drivers/power/supply/pda_power.c index dfe1ee89f7c7..dfe1ee89f7c7 100644 --- a/drivers/power/pda_power.c +++ b/drivers/power/supply/pda_power.c diff --git a/drivers/power/pm2301_charger.c b/drivers/power/supply/pm2301_charger.c index fb62ed3fc38c..78561b6884fc 100644 --- a/drivers/power/pm2301_charger.c +++ b/drivers/power/supply/pm2301_charger.c @@ -1054,7 +1054,8 @@ static int pm2xxx_wall_charger_probe(struct i2c_client *i2c_client, pm2->ac_chg.external = true; /* Create a work queue for the charger */ - pm2->charger_wq = create_singlethread_workqueue("pm2xxx_charger_wq"); + pm2->charger_wq = alloc_ordered_workqueue("pm2xxx_charger_wq", + WQ_MEM_RECLAIM); if (pm2->charger_wq == NULL) { ret = -ENOMEM; dev_err(pm2->dev, "failed to create work queue\n"); diff --git a/drivers/power/pm2301_charger.h b/drivers/power/supply/pm2301_charger.h index 24181cf9717b..24181cf9717b 100644 --- a/drivers/power/pm2301_charger.h +++ b/drivers/power/supply/pm2301_charger.h diff --git a/drivers/power/pmu_battery.c b/drivers/power/supply/pmu_battery.c index 9c8d5253812c..9c8d5253812c 100644 --- a/drivers/power/pmu_battery.c +++ b/drivers/power/supply/pmu_battery.c diff --git a/drivers/power/power_supply.h b/drivers/power/supply/power_supply.h index cc439fd89d8d..cc439fd89d8d 100644 --- a/drivers/power/power_supply.h +++ b/drivers/power/supply/power_supply.h diff --git a/drivers/power/power_supply_core.c b/drivers/power/supply/power_supply_core.c index a74d8ca383a1..a74d8ca383a1 100644 --- a/drivers/power/power_supply_core.c +++ b/drivers/power/supply/power_supply_core.c diff --git a/drivers/power/power_supply_leds.c b/drivers/power/supply/power_supply_leds.c index 2277ad9c2f68..2277ad9c2f68 100644 --- a/drivers/power/power_supply_leds.c +++ b/drivers/power/supply/power_supply_leds.c diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c index bcde8d13476a..bcde8d13476a 100644 --- a/drivers/power/power_supply_sysfs.c +++ b/drivers/power/supply/power_supply_sysfs.c diff --git a/drivers/power/qcom_smbb.c b/drivers/power/supply/qcom_smbb.c index b5896ba2a602..b5896ba2a602 100644 --- a/drivers/power/qcom_smbb.c +++ b/drivers/power/supply/qcom_smbb.c diff --git a/drivers/power/rt5033_battery.c b/drivers/power/supply/rt5033_battery.c index bcdd83048492..bcdd83048492 100644 --- a/drivers/power/rt5033_battery.c +++ b/drivers/power/supply/rt5033_battery.c diff --git a/drivers/power/rt9455_charger.c b/drivers/power/supply/rt9455_charger.c index cfdbde9daf94..cfdbde9daf94 100644 --- a/drivers/power/rt9455_charger.c +++ b/drivers/power/supply/rt9455_charger.c diff --git a/drivers/power/rx51_battery.c b/drivers/power/supply/rx51_battery.c index af9383d23d12..af9383d23d12 100644 --- a/drivers/power/rx51_battery.c +++ b/drivers/power/supply/rx51_battery.c diff --git a/drivers/power/s3c_adc_battery.c b/drivers/power/supply/s3c_adc_battery.c index 0ffe5cd3abf6..0ffe5cd3abf6 100644 --- a/drivers/power/s3c_adc_battery.c +++ b/drivers/power/supply/s3c_adc_battery.c diff --git a/drivers/power/sbs-battery.c b/drivers/power/supply/sbs-battery.c index 768b9fcb58ea..8bb2eb38eb1c 100644 --- a/drivers/power/sbs-battery.c +++ b/drivers/power/supply/sbs-battery.c @@ -26,7 +26,7 @@ #include <linux/i2c.h> #include <linux/slab.h> #include <linux/interrupt.h> -#include <linux/gpio.h> +#include <linux/gpio/consumer.h> #include <linux/of.h> #include <linux/stat.h> @@ -41,6 +41,7 @@ enum { REG_TIME_TO_EMPTY, REG_TIME_TO_FULL, REG_STATUS, + REG_CAPACITY_LEVEL, REG_CYCLE_COUNT, REG_SERIAL_NUMBER, REG_REMAINING_CAPACITY, @@ -68,6 +69,7 @@ enum sbs_battery_mode { #define MANUFACTURER_ACCESS_SLEEP 0x0011 /* battery status value bits */ +#define BATTERY_INITIALIZED 0x80 #define BATTERY_DISCHARGING 0x40 #define BATTERY_FULL_CHARGED 0x20 #define BATTERY_FULL_DISCHARGED 0x10 @@ -110,6 +112,8 @@ static const struct chip_data { SBS_DATA(POWER_SUPPLY_PROP_TIME_TO_FULL_AVG, 0x13, 0, 65535), [REG_STATUS] = SBS_DATA(POWER_SUPPLY_PROP_STATUS, 0x16, 0, 65535), + [REG_CAPACITY_LEVEL] = + SBS_DATA(POWER_SUPPLY_PROP_CAPACITY_LEVEL, 0x16, 0, 65535), [REG_CYCLE_COUNT] = SBS_DATA(POWER_SUPPLY_PROP_CYCLE_COUNT, 0x17, 0, 65535), [REG_DESIGN_CAPACITY] = @@ -131,6 +135,7 @@ static const struct chip_data { static enum power_supply_property sbs_properties[] = { POWER_SUPPLY_PROP_STATUS, + POWER_SUPPLY_PROP_CAPACITY_LEVEL, POWER_SUPPLY_PROP_HEALTH, POWER_SUPPLY_PROP_PRESENT, POWER_SUPPLY_PROP_TECHNOLOGY, @@ -158,13 +163,13 @@ static enum power_supply_property sbs_properties[] = { struct sbs_info { struct i2c_client *client; struct power_supply *power_supply; - struct sbs_platform_data *pdata; bool is_present; - bool gpio_detect; + struct gpio_desc *gpio_detect; bool enable_detection; - int irq; int last_state; int poll_time; + u32 i2c_retry_count; + u32 poll_retry_count; struct delayed_work work; int ignore_changes; }; @@ -179,8 +184,7 @@ static int sbs_read_word_data(struct i2c_client *client, u8 address) s32 ret = 0; int retries = 1; - if (chip->pdata) - retries = max(chip->pdata->i2c_retry_count + 1, 1); + retries = chip->i2c_retry_count; while (retries > 0) { ret = i2c_smbus_read_word_data(client, address); @@ -207,10 +211,8 @@ static int sbs_read_string_data(struct i2c_client *client, u8 address, int retries_length = 1, retries_block = 1; u8 block_buffer[I2C_SMBUS_BLOCK_MAX + 1]; - if (chip->pdata) { - retries_length = max(chip->pdata->i2c_retry_count + 1, 1); - retries_block = max(chip->pdata->i2c_retry_count + 1, 1); - } + retries_length = chip->i2c_retry_count; + retries_block = chip->i2c_retry_count; /* Adapter needs to support these two functions */ if (!i2c_check_functionality(client->adapter, @@ -274,8 +276,7 @@ static int sbs_write_word_data(struct i2c_client *client, u8 address, s32 ret = 0; int retries = 1; - if (chip->pdata) - retries = max(chip->pdata->i2c_retry_count + 1, 1); + retries = chip->i2c_retry_count; while (retries > 0) { ret = i2c_smbus_write_word_data(client, address, @@ -302,32 +303,31 @@ static int sbs_get_battery_presence_and_health( s32 ret; struct sbs_info *chip = i2c_get_clientdata(client); - if (psp == POWER_SUPPLY_PROP_PRESENT && - chip->gpio_detect) { - ret = gpio_get_value(chip->pdata->battery_detect); - if (ret == chip->pdata->battery_detect_present) - val->intval = 1; - else - val->intval = 0; + if (psp == POWER_SUPPLY_PROP_PRESENT && chip->gpio_detect) { + ret = gpiod_get_value_cansleep(chip->gpio_detect); + if (ret < 0) + return ret; + val->intval = ret; chip->is_present = val->intval; return ret; } - /* Write to ManufacturerAccess with - * ManufacturerAccess command and then - * read the status */ - ret = sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr, - MANUFACTURER_ACCESS_STATUS); + /* + * Write to ManufacturerAccess with ManufacturerAccess command + * and then read the status. Do not check for error on the write + * since not all batteries implement write access to this command, + * while others mandate it. + */ + sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr, + MANUFACTURER_ACCESS_STATUS); + + ret = sbs_read_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr); if (ret < 0) { if (psp == POWER_SUPPLY_PROP_PRESENT) val->intval = 0; /* battery removed */ return ret; } - ret = sbs_read_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr); - if (ret < 0) - return ret; - if (ret < sbs_data[REG_MANUFACTURER_DATA].min_value || ret > sbs_data[REG_MANUFACTURER_DATA].max_value) { val->intval = 0; @@ -377,8 +377,23 @@ static int sbs_get_battery_property(struct i2c_client *client, if (ret >= sbs_data[reg_offset].min_value && ret <= sbs_data[reg_offset].max_value) { val->intval = ret; - if (psp != POWER_SUPPLY_PROP_STATUS) + if (psp == POWER_SUPPLY_PROP_CAPACITY_LEVEL) { + if (!(ret & BATTERY_INITIALIZED)) + val->intval = + POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN; + else if (ret & BATTERY_FULL_CHARGED) + val->intval = + POWER_SUPPLY_CAPACITY_LEVEL_FULL; + else if (ret & BATTERY_FULL_DISCHARGED) + val->intval = + POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL; + else + val->intval = + POWER_SUPPLY_CAPACITY_LEVEL_NORMAL; + return 0; + } else if (psp != POWER_SUPPLY_PROP_STATUS) { return 0; + } if (ret & BATTERY_FULL_CHARGED) val->intval = POWER_SUPPLY_STATUS_FULL; @@ -590,6 +605,7 @@ static int sbs_get_property(struct power_supply *psy, break; case POWER_SUPPLY_PROP_STATUS: + case POWER_SUPPLY_PROP_CAPACITY_LEVEL: case POWER_SUPPLY_PROP_CYCLE_COUNT: case POWER_SUPPLY_PROP_VOLTAGE_NOW: case POWER_SUPPLY_PROP_CURRENT_NOW: @@ -661,8 +677,14 @@ done: static irqreturn_t sbs_irq(int irq, void *devid) { - struct power_supply *battery = devid; + struct sbs_info *chip = devid; + struct power_supply *battery = chip->power_supply; + int ret; + ret = gpiod_get_value_cansleep(chip->gpio_detect); + if (ret < 0) + return ret; + chip->is_present = ret; power_supply_changed(battery); return IRQ_HANDLED; @@ -681,7 +703,7 @@ static void sbs_external_power_changed(struct power_supply *psy) cancel_delayed_work_sync(&chip->work); schedule_delayed_work(&chip->work, HZ); - chip->poll_time = chip->pdata->poll_retry_count; + chip->poll_time = chip->poll_retry_count; } static void sbs_delayed_work(struct work_struct *work) @@ -717,80 +739,6 @@ static void sbs_delayed_work(struct work_struct *work) } } -#if defined(CONFIG_OF) - -#include <linux/of_device.h> -#include <linux/of_gpio.h> - -static const struct of_device_id sbs_dt_ids[] = { - { .compatible = "sbs,sbs-battery" }, - { .compatible = "ti,bq20z75" }, - { } -}; -MODULE_DEVICE_TABLE(of, sbs_dt_ids); - -static struct sbs_platform_data *sbs_of_populate_pdata( - struct i2c_client *client) -{ - struct device_node *of_node = client->dev.of_node; - struct sbs_platform_data *pdata = client->dev.platform_data; - enum of_gpio_flags gpio_flags; - int rc; - u32 prop; - - /* verify this driver matches this device */ - if (!of_node) - return NULL; - - /* if platform data is set, honor it */ - if (pdata) - return pdata; - - /* first make sure at least one property is set, otherwise - * it won't change behavior from running without pdata. - */ - if (!of_get_property(of_node, "sbs,i2c-retry-count", NULL) && - !of_get_property(of_node, "sbs,poll-retry-count", NULL) && - !of_get_property(of_node, "sbs,battery-detect-gpios", NULL)) - goto of_out; - - pdata = devm_kzalloc(&client->dev, sizeof(struct sbs_platform_data), - GFP_KERNEL); - if (!pdata) - goto of_out; - - rc = of_property_read_u32(of_node, "sbs,i2c-retry-count", &prop); - if (!rc) - pdata->i2c_retry_count = prop; - - rc = of_property_read_u32(of_node, "sbs,poll-retry-count", &prop); - if (!rc) - pdata->poll_retry_count = prop; - - if (!of_get_property(of_node, "sbs,battery-detect-gpios", NULL)) { - pdata->battery_detect = -1; - goto of_out; - } - - pdata->battery_detect = of_get_named_gpio_flags(of_node, - "sbs,battery-detect-gpios", 0, &gpio_flags); - - if (gpio_flags & OF_GPIO_ACTIVE_LOW) - pdata->battery_detect_present = 0; - else - pdata->battery_detect_present = 1; - -of_out: - return pdata; -} -#else -static struct sbs_platform_data *sbs_of_populate_pdata( - struct i2c_client *client) -{ - return client->dev.platform_data; -} -#endif - static const struct power_supply_desc sbs_default_desc = { .type = POWER_SUPPLY_TYPE_BATTERY, .properties = sbs_properties, @@ -819,13 +767,12 @@ static int sbs_probe(struct i2c_client *client, if (!sbs_desc->name) return -ENOMEM; - chip = kzalloc(sizeof(struct sbs_info), GFP_KERNEL); + chip = devm_kzalloc(&client->dev, sizeof(struct sbs_info), GFP_KERNEL); if (!chip) return -ENOMEM; chip->client = client; chip->enable_detection = false; - chip->gpio_detect = false; psy_cfg.of_node = client->dev.of_node; psy_cfg.drv_data = chip; /* ignore first notification of external change, it is generated @@ -834,11 +781,31 @@ static int sbs_probe(struct i2c_client *client, chip->ignore_changes = 1; chip->last_state = POWER_SUPPLY_STATUS_UNKNOWN; - pdata = sbs_of_populate_pdata(client); + /* use pdata if available, fall back to DT properties, + * or hardcoded defaults if not + */ + rc = of_property_read_u32(client->dev.of_node, "sbs,i2c-retry-count", + &chip->i2c_retry_count); + if (rc) + chip->i2c_retry_count = 0; + + rc = of_property_read_u32(client->dev.of_node, "sbs,poll-retry-count", + &chip->poll_retry_count); + if (rc) + chip->poll_retry_count = 0; if (pdata) { - chip->gpio_detect = gpio_is_valid(pdata->battery_detect); - chip->pdata = pdata; + chip->poll_retry_count = pdata->poll_retry_count; + chip->i2c_retry_count = pdata->i2c_retry_count; + } + chip->i2c_retry_count = chip->i2c_retry_count + 1; + + chip->gpio_detect = devm_gpiod_get_optional(&client->dev, + "sbs,battery-detect", GPIOD_IN); + if (IS_ERR(chip->gpio_detect)) { + dev_err(&client->dev, "Failed to get gpio: %ld\n", + PTR_ERR(chip->gpio_detect)); + return PTR_ERR(chip->gpio_detect); } i2c_set_clientdata(client, chip); @@ -846,47 +813,26 @@ static int sbs_probe(struct i2c_client *client, if (!chip->gpio_detect) goto skip_gpio; - rc = gpio_request(pdata->battery_detect, dev_name(&client->dev)); - if (rc) { - dev_warn(&client->dev, "Failed to request gpio: %d\n", rc); - chip->gpio_detect = false; - goto skip_gpio; - } - - rc = gpio_direction_input(pdata->battery_detect); - if (rc) { - dev_warn(&client->dev, "Failed to get gpio as input: %d\n", rc); - gpio_free(pdata->battery_detect); - chip->gpio_detect = false; - goto skip_gpio; - } - - irq = gpio_to_irq(pdata->battery_detect); + irq = gpiod_to_irq(chip->gpio_detect); if (irq <= 0) { dev_warn(&client->dev, "Failed to get gpio as irq: %d\n", irq); - gpio_free(pdata->battery_detect); - chip->gpio_detect = false; goto skip_gpio; } - rc = request_irq(irq, sbs_irq, + rc = devm_request_threaded_irq(&client->dev, irq, NULL, sbs_irq, IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING, - dev_name(&client->dev), chip->power_supply); + dev_name(&client->dev), chip); if (rc) { dev_warn(&client->dev, "Failed to request irq: %d\n", rc); - gpio_free(pdata->battery_detect); - chip->gpio_detect = false; goto skip_gpio; } - chip->irq = irq; - skip_gpio: /* * Before we register, we might need to make sure we can actually talk * to the battery. */ - if (!force_load) { + if (!(force_load || chip->gpio_detect)) { rc = sbs_read_word_data(client, sbs_data[REG_STATUS].addr); if (rc < 0) { @@ -896,7 +842,7 @@ skip_gpio: } } - chip->power_supply = power_supply_register(&client->dev, sbs_desc, + chip->power_supply = devm_power_supply_register(&client->dev, sbs_desc, &psy_cfg); if (IS_ERR(chip->power_supply)) { dev_err(&client->dev, @@ -915,13 +861,6 @@ skip_gpio: return 0; exit_psupply: - if (chip->irq) - free_irq(chip->irq, chip->power_supply); - if (chip->gpio_detect) - gpio_free(pdata->battery_detect); - - kfree(chip); - return rc; } @@ -929,18 +868,8 @@ static int sbs_remove(struct i2c_client *client) { struct sbs_info *chip = i2c_get_clientdata(client); - if (chip->irq) - free_irq(chip->irq, chip->power_supply); - if (chip->gpio_detect) - gpio_free(chip->pdata->battery_detect); - - power_supply_unregister(chip->power_supply); - cancel_delayed_work_sync(&chip->work); - kfree(chip); - chip = NULL; - return 0; } @@ -950,16 +879,16 @@ static int sbs_suspend(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); struct sbs_info *chip = i2c_get_clientdata(client); - s32 ret; if (chip->poll_time > 0) cancel_delayed_work_sync(&chip->work); - /* write to manufacturer access with sleep command */ - ret = sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr, + /* + * Write to manufacturer access with sleep command. + * Support is manufacturer dependend, so ignore errors. + */ + sbs_write_word_data(client, sbs_data[REG_MANUFACTURER_DATA].addr, MANUFACTURER_ACCESS_SLEEP); - if (chip->is_present && ret < 0) - return ret; return 0; } @@ -978,13 +907,20 @@ static const struct i2c_device_id sbs_id[] = { }; MODULE_DEVICE_TABLE(i2c, sbs_id); +static const struct of_device_id sbs_dt_ids[] = { + { .compatible = "sbs,sbs-battery" }, + { .compatible = "ti,bq20z75" }, + { } +}; +MODULE_DEVICE_TABLE(of, sbs_dt_ids); + static struct i2c_driver sbs_battery_driver = { .probe = sbs_probe, .remove = sbs_remove, .id_table = sbs_id, .driver = { .name = "sbs-battery", - .of_match_table = of_match_ptr(sbs_dt_ids), + .of_match_table = sbs_dt_ids, .pm = SBS_PM_OPS, }, }; diff --git a/drivers/power/smb347-charger.c b/drivers/power/supply/smb347-charger.c index 072c5189bd6d..072c5189bd6d 100644 --- a/drivers/power/smb347-charger.c +++ b/drivers/power/supply/smb347-charger.c diff --git a/drivers/power/test_power.c b/drivers/power/supply/test_power.c index 57246cdbd042..57246cdbd042 100644 --- a/drivers/power/test_power.c +++ b/drivers/power/supply/test_power.c diff --git a/drivers/power/tosa_battery.c b/drivers/power/supply/tosa_battery.c index 6e88c1b37945..6e88c1b37945 100644 --- a/drivers/power/tosa_battery.c +++ b/drivers/power/supply/tosa_battery.c diff --git a/drivers/power/tps65090-charger.c b/drivers/power/supply/tps65090-charger.c index 1b4b5e09538e..1b4b5e09538e 100644 --- a/drivers/power/tps65090-charger.c +++ b/drivers/power/supply/tps65090-charger.c diff --git a/drivers/power/tps65217_charger.c b/drivers/power/supply/tps65217_charger.c index 4c56e54af6ac..9fd019f9b88c 100644 --- a/drivers/power/tps65217_charger.c +++ b/drivers/power/supply/tps65217_charger.c @@ -46,6 +46,8 @@ struct tps65217_charger { int prev_ac_online; struct task_struct *poll_task; + + int irq; }; static enum power_supply_property tps65217_ac_props[] = { @@ -198,6 +200,7 @@ static int tps65217_charger_probe(struct platform_device *pdev) struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent); struct tps65217_charger *charger; struct power_supply_config cfg = {}; + int irq; int ret; dev_dbg(&pdev->dev, "%s\n", __func__); @@ -221,18 +224,40 @@ static int tps65217_charger_probe(struct platform_device *pdev) return PTR_ERR(charger->ac); } + irq = platform_get_irq_byname(pdev, "AC"); + if (irq < 0) + irq = -ENXIO; + charger->irq = irq; + ret = tps65217_config_charger(charger); if (ret < 0) { dev_err(charger->dev, "charger config failed, err %d\n", ret); return ret; } - charger->poll_task = kthread_run(tps65217_charger_poll_task, - charger, "ktps65217charger"); - if (IS_ERR(charger->poll_task)) { - ret = PTR_ERR(charger->poll_task); - dev_err(charger->dev, "Unable to run kthread err %d\n", ret); - return ret; + if (irq != -ENXIO) { + ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, + tps65217_charger_irq, + 0, "tps65217-charger", + charger); + if (ret) { + dev_err(charger->dev, + "Unable to register irq %d err %d\n", irq, + ret); + return ret; + } + + /* Check current state */ + tps65217_charger_irq(irq, charger); + } else { + charger->poll_task = kthread_run(tps65217_charger_poll_task, + charger, "ktps65217charger"); + if (IS_ERR(charger->poll_task)) { + ret = PTR_ERR(charger->poll_task); + dev_err(charger->dev, + "Unable to run kthread err %d\n", ret); + return ret; + } } return 0; @@ -242,7 +267,8 @@ static int tps65217_charger_remove(struct platform_device *pdev) { struct tps65217_charger *charger = platform_get_drvdata(pdev); - kthread_stop(charger->poll_task); + if (charger->irq == -ENXIO) + kthread_stop(charger->poll_task); return 0; } diff --git a/drivers/power/twl4030_charger.c b/drivers/power/supply/twl4030_charger.c index bcd4dc304f27..bcd4dc304f27 100644 --- a/drivers/power/twl4030_charger.c +++ b/drivers/power/supply/twl4030_charger.c diff --git a/drivers/power/twl4030_madc_battery.c b/drivers/power/supply/twl4030_madc_battery.c index f5817e422d64..f5817e422d64 100644 --- a/drivers/power/twl4030_madc_battery.c +++ b/drivers/power/supply/twl4030_madc_battery.c diff --git a/drivers/power/wm831x_backup.c b/drivers/power/supply/wm831x_backup.c index 2e33109ca8c7..2e33109ca8c7 100644 --- a/drivers/power/wm831x_backup.c +++ b/drivers/power/supply/wm831x_backup.c diff --git a/drivers/power/wm831x_power.c b/drivers/power/supply/wm831x_power.c index 7082301da945..7082301da945 100644 --- a/drivers/power/wm831x_power.c +++ b/drivers/power/supply/wm831x_power.c diff --git a/drivers/power/wm8350_power.c b/drivers/power/supply/wm8350_power.c index 5c5880664e09..5c5880664e09 100644 --- a/drivers/power/wm8350_power.c +++ b/drivers/power/supply/wm8350_power.c diff --git a/drivers/power/wm97xx_battery.c b/drivers/power/supply/wm97xx_battery.c index c2f09ed35050..6285626d142a 100644 --- a/drivers/power/wm97xx_battery.c +++ b/drivers/power/supply/wm97xx_battery.c @@ -1,6 +1,4 @@ /* - * linux/drivers/power/wm97xx_battery.c - * * Battery measurement code for WM97xx * * based on tosa_battery.c diff --git a/drivers/power/z2_battery.c b/drivers/power/supply/z2_battery.c index b201e3facf73..8a43b49cfd35 100644 --- a/drivers/power/z2_battery.c +++ b/drivers/power/supply/z2_battery.c @@ -317,7 +317,6 @@ MODULE_DEVICE_TABLE(i2c, z2_batt_id); static struct i2c_driver z2_batt_driver = { .driver = { .name = "z2-battery", - .owner = THIS_MODULE, .pm = Z2_BATTERY_PM_OPS }, .probe = z2_batt_probe, |