Commit 5ef6a160 authored by Andrew F. Davis's avatar Andrew F. Davis Committed by Sebastian Reichel
Browse files

power: supply: bq27xxx: Add support for BQ27426 



This device is software similar to the BQ27426 except it has
different data memory offsets. Add support here.

Signed-off-by: default avatarAndrew F. Davis <afd@ti.com>
Acked-by: default avatarPali Rohár <pali.rohar@gmail.com>
Signed-off-by: default avatarSebastian Reichel <sebastian.reichel@collabora.co.uk>
parent 77142a61

Documentation/devicetree/bindings/power/supply/bq27xxx.txt

+1 −0
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ Required properties: 
 * "ti,bq27545" - BQ27545

 * "ti,bq27421" - BQ27421

 * "ti,bq27425" - BQ27425

 * "ti,bq27426" - BQ27426

 * "ti,bq27441" - BQ27441

 * "ti,bq27621" - BQ27621

- reg: integer, I2C address of the fuel gauge.

drivers/power/supply/bq27xxx_battery.c

+9 −0
Original line number Diff line number Diff line
@@ -432,6 +432,7 @@ static u8 
		BQ27XXX_DM_REG_ROWS,

	};

#define bq27425_regs bq27421_regs

#define bq27426_regs bq27421_regs

#define bq27441_regs bq27421_regs

#define bq27621_regs bq27421_regs
@@ -664,6 +665,7 @@ static enum power_supply_property bq27421_props[] = { 
	POWER_SUPPLY_PROP_MANUFACTURER,

};

#define bq27425_props bq27421_props

#define bq27426_props bq27421_props

#define bq27441_props bq27421_props

#define bq27621_props bq27421_props
@@ -734,6 +736,12 @@ static struct bq27xxx_dm_reg bq27425_dm_regs[] = { 
	[BQ27XXX_DM_TERMINATE_VOLTAGE] = { 82, 18, 2, 2800,  3700 },

};



static struct bq27xxx_dm_reg bq27426_dm_regs[] = {

	[BQ27XXX_DM_DESIGN_CAPACITY]   = { 82,  6, 2,    0,  8000 },

	[BQ27XXX_DM_DESIGN_ENERGY]     = { 82,  8, 2,    0, 32767 },

	[BQ27XXX_DM_TERMINATE_VOLTAGE] = { 82, 10, 2, 2500,  3700 },

};



#if 0 /* not yet tested */

#define bq27441_dm_regs bq27421_dm_regs

#else
@@ -795,6 +803,7 @@ static struct { 
	[BQ27545]   = BQ27XXX_DATA(bq27545,   0x04143672, BQ27XXX_O_OTDC),

	[BQ27421]   = BQ27XXX_DATA(bq27421,   0x80008000, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP | BQ27XXX_O_RAM),

	[BQ27425]   = BQ27XXX_DATA(bq27425,   0x04143672, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP),

	[BQ27426]   = BQ27XXX_DATA(bq27426,   0x80008000, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP | BQ27XXX_O_RAM),

	[BQ27441]   = BQ27XXX_DATA(bq27441,   0x80008000, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP | BQ27XXX_O_RAM),

	[BQ27621]   = BQ27XXX_DATA(bq27621,   0x80008000, BQ27XXX_O_UTOT | BQ27XXX_O_CFGUP | BQ27XXX_O_RAM),

};

drivers/power/supply/bq27xxx_battery_i2c.c

+2 −0
Original line number Diff line number Diff line
@@ -249,6 +249,7 @@ static const struct i2c_device_id bq27xxx_i2c_id_table[] = { 
	{ "bq27545", BQ27545 },

	{ "bq27421", BQ27421 },

	{ "bq27425", BQ27425 },

	{ "bq27426", BQ27426 },

	{ "bq27441", BQ27441 },

	{ "bq27621", BQ27621 },

	{},
@@ -280,6 +281,7 @@ static const struct of_device_id bq27xxx_battery_i2c_of_match_table[] = { 
	{ .compatible = "ti,bq27545" },

	{ .compatible = "ti,bq27421" },

	{ .compatible = "ti,bq27425" },

	{ .compatible = "ti,bq27426" },

	{ .compatible = "ti,bq27441" },

	{ .compatible = "ti,bq27621" },

	{},

include/linux/power/bq27xxx_battery.h

+2 −1
Original line number Diff line number Diff line
@@ -24,8 +24,9 @@ enum bq27xxx_chip { 
	BQ27546,

	BQ27742,

	BQ27545, /* bq27545 */

	BQ27421, /* bq27421, bq27425, bq27441, bq27621 */

	BQ27421, /* bq27421, bq27441, bq27621 */

	BQ27425,

	BQ27426,

	BQ27441,

	BQ27621,

};

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