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Commit d1cf4f65 authored by Axel Lin's avatar Axel Lin Committed by Mark Brown
Browse files

regulator: Add support for tps62362 and tps62363 in tps62360-regulator driver 

According to the datasheet[1], tps62360 is register compatible with tps62362.
tps62361B is register compatible with tps62363.
Thus this patch adds support for tps62362 and tps62363.

[1] http://www.ti.com/litv/pdf/slvsau9b



Signed-off-by: default avatarAxel Lin <axel.lin@gmail.com>
Acked-by: default avatarLaxman Dewangan <ldewangan@nvidia.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 7f52ba77

drivers/regulator/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -268,11 +268,11 @@ config REGULATOR_TPS6105X 
	  audio amplifiers.



config REGULATOR_TPS62360

	tristate "TI TPS62360 Power Regulator"

	tristate "TI TPS6236x Power Regulator"

	depends on I2C

	select REGMAP_I2C

	help

	  This driver supports TPS62360 voltage regulator chip. This

	  This driver supports TPS6236x voltage regulator chip. This

	  regulator is meant for processor core supply. This chip is

	  high-frequency synchronous step down dc-dc converter optimized

	  for battery-powered portable applications.

drivers/regulator/tps62360-regulator.c

+22 −8
Original line number Diff line number Diff line 
/*

 * tps62360.c -- TI tps62360

 *

 * Driver for processor core supply tps62360 and tps62361B

 * Driver for processor core supply tps62360, tps62361B, tps62362 and tps62363.

 *

 * Copyright (c) 2012, NVIDIA Corporation.

 *
@@ -46,7 +46,7 @@ 
#define REG_RAMPCTRL		6

#define REG_CHIPID		8



enum chips {TPS62360, TPS62361};

enum chips {TPS62360, TPS62361, TPS62362, TPS62363};



#define TPS62360_BASE_VOLTAGE	770

#define TPS62360_N_VOLTAGES	64
@@ -296,14 +296,26 @@ static int __devinit tps62360_probe(struct i2c_client *client, 
	tps->vsel0_gpio = pdata->vsel0_gpio;

	tps->vsel1_gpio = pdata->vsel1_gpio;

	tps->dev = &client->dev;

	tps->voltage_base = (id->driver_data == TPS62360) ?

				TPS62360_BASE_VOLTAGE : TPS62361_BASE_VOLTAGE;

	tps->voltage_reg_mask = (id->driver_data == TPS62360) ? 0x3F : 0x7F;



	switch (id->driver_data) {

	case TPS62360:

	case TPS62362:

		tps->voltage_base = TPS62360_BASE_VOLTAGE;

		tps->voltage_reg_mask = 0x3F;

		tps->desc.n_voltages = TPS62360_N_VOLTAGES;

		break;

	case TPS62361:

	case TPS62363:

		tps->voltage_base = TPS62361_BASE_VOLTAGE;

		tps->voltage_reg_mask = 0x7F;

		tps->desc.n_voltages = TPS62361_N_VOLTAGES;

		break;

	default:

		return -ENODEV;

	}



	tps->desc.name = id->name;

	tps->desc.id = 0;

	tps->desc.n_voltages = (id->driver_data == TPS62360) ?

				TPS62360_N_VOLTAGES : TPS62361_N_VOLTAGES;

	tps->desc.ops = &tps62360_dcdc_ops;

	tps->desc.type = REGULATOR_VOLTAGE;

	tps->desc.owner = THIS_MODULE;
@@ -435,6 +447,8 @@ static void tps62360_shutdown(struct i2c_client *client) 
static const struct i2c_device_id tps62360_id[] = {

	{.name = "tps62360", .driver_data = TPS62360},

	{.name = "tps62361", .driver_data = TPS62361},

	{.name = "tps62362", .driver_data = TPS62362},

	{.name = "tps62363", .driver_data = TPS62363},

	{},

};
@@ -464,5 +478,5 @@ static void __exit tps62360_cleanup(void) 
module_exit(tps62360_cleanup);



MODULE_AUTHOR("Laxman Dewangan <ldewangan@nvidia.com>");

MODULE_DESCRIPTION("TPS62360 voltage regulator driver");

MODULE_DESCRIPTION("TPS6236x voltage regulator driver");

MODULE_LICENSE("GPL v2");