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regulator: Add a subdriver for TI TPS6105x regulator portions v2

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This adds a subdriver for the regulator found inside the TPS61050
and TPS61052 chips.

Cc: Samuel Ortiz <samuel.ortiz@intel.com>
Cc: Ola Lilja <ola.o.lilja@stericsson.com>
Cc: Jonas Aberg <jonas.aberg@stericsson.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Linus Walleij 2011-03-09 12:02:55 +00:00 • committed by Samuel Ortiz
parent 798a8eee44
commit 2edd3b6924
5 changed files with 214 additions and 1 deletions
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6
include/linux/mfd/tps6105x.h
View file

@ -10,6 +10,7 @@
#define MFD_TPS6105X_H
#include <linux/i2c.h>
#include <linux/regulator/machine.h>
/*
* Register definitions to all subdrivers
@ -71,20 +72,25 @@ enum tps6105x_mode {
* struct tps6105x_platform_data - TPS61905x platform data
* @mode: what mode this instance shall be operated in,
* this is not selectable at runtime
* @regulator_data: initialization data for the voltage
* regulator if used as a voltage source
*/
struct tps6105x_platform_data {
enum tps6105x_mode mode;
struct regulator_init_data *regulator_data;
};
/**
* struct tps6105x - state holder for the TPS6105x drivers
* @mutex: mutex to serialize I2C accesses
* @i2c_client: corresponding I2C client
* @regulator: regulator device if used in voltage mode
*/
struct tps6105x {
struct tps6105x_platform_data *pdata;
struct mutex lock;
struct i2c_client *client;
struct regulator_dev *regulator;
};
extern int tps6105x_set(struct tps6105x *tps6105x, u8 reg, u8 value);