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power: supply: Support ROHM bd99954 charger

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The ROHM BD99954 is a Battery Management LSI for 1-4 cell Lithium-Ion
secondary battery intended to be used in space-constraint equipment such
as Low profile Notebook PC, Tablets and other applications. BD99954
provides a Dual-source Battery Charger, two port BC1.2 detection and a
Battery Monitor.

Support ROHM BD99954 Charger IC.

Signed-off-by: Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Matti Vaittinen 2020-05-08 18:49:26 +03:00 • committed by Sebastian Reichel
parent 2a75c8a4e4
commit 0902f83664
4 changed files with 2227 additions and 0 deletions
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9
drivers/power/supply/Kconfig
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@ -713,6 +713,15 @@ config CHARGER_BD70528
information and altering charger configurations from charger information and altering charger configurations from charger
block of the ROHM BD70528 Power Management IC. block of the ROHM BD70528 Power Management IC.
config CHARGER_BD99954
tristate "ROHM bd99954 charger driver"
depends on I2C
select LINEAR_RANGES
help
Say Y here to enable support for getting battery and charger
information and altering charger configurations from the ROHM
BD99954 charger IC.
config CHARGER_WILCO config CHARGER_WILCO
tristate "Wilco EC based charger for ChromeOS" tristate "Wilco EC based charger for ChromeOS"
depends on WILCO_EC depends on WILCO_EC

1
drivers/power/supply/Makefile
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@ -92,4 +92,5 @@ obj-$(CONFIG_CHARGER_SC2731) += sc2731_charger.o
obj-$(CONFIG_FUEL_GAUGE_SC27XX) += sc27xx_fuel_gauge.o obj-$(CONFIG_FUEL_GAUGE_SC27XX) += sc27xx_fuel_gauge.o
obj-$(CONFIG_CHARGER_UCS1002) += ucs1002_power.o obj-$(CONFIG_CHARGER_UCS1002) += ucs1002_power.o
obj-$(CONFIG_CHARGER_BD70528) += bd70528-charger.o obj-$(CONFIG_CHARGER_BD70528) += bd70528-charger.o
obj-$(CONFIG_CHARGER_BD99954) += bd99954-charger.o
obj-$(CONFIG_CHARGER_WILCO) += wilco-charger.o obj-$(CONFIG_CHARGER_WILCO) += wilco-charger.o

1142
drivers/power/supply/bd99954-charger.c Normal file
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1075
drivers/power/supply/bd99954-charger.h Normal file
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