97 lines
3.0 KiB
C
97 lines
3.0 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0-only */
|
||
|
|
/*
|
||
|
|
* Copyright (C) 2011 ST-Ericsson SA
|
||
|
|
* Written on behalf of Linaro for ST-Ericsson
|
||
|
|
*
|
||
|
|
* Author: Linus Walleij <linus.walleij@linaro.org>
|
||
|
|
*/
|
||
|
|
#ifndef MFD_TPS6105X_H
|
||
|
|
#define MFD_TPS6105X_H
|
||
|
|
|
||
|
|
#include <linux/i2c.h>
|
||
|
|
#include <linux/regmap.h>
|
||
|
|
#include <linux/regulator/machine.h>
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Register definitions to all subdrivers
|
||
|
|
*/
|
||
|
|
#define TPS6105X_REG_0 0x00
|
||
|
|
#define TPS6105X_REG0_MODE_SHIFT 6
|
||
|
|
#define TPS6105X_REG0_MODE_MASK (0x03<<6)
|
||
|
|
/* These defines for both reg0 and reg1 */
|
||
|
|
#define TPS6105X_REG0_MODE_SHUTDOWN 0x00
|
||
|
|
#define TPS6105X_REG0_MODE_TORCH 0x01
|
||
|
|
#define TPS6105X_REG0_MODE_TORCH_FLASH 0x02
|
||
|
|
#define TPS6105X_REG0_MODE_VOLTAGE 0x03
|
||
|
|
#define TPS6105X_REG0_VOLTAGE_SHIFT 4
|
||
|
|
#define TPS6105X_REG0_VOLTAGE_MASK (3<<4)
|
||
|
|
#define TPS6105X_REG0_VOLTAGE_450 0
|
||
|
|
#define TPS6105X_REG0_VOLTAGE_500 1
|
||
|
|
#define TPS6105X_REG0_VOLTAGE_525 2
|
||
|
|
#define TPS6105X_REG0_VOLTAGE_500_2 3
|
||
|
|
#define TPS6105X_REG0_DIMMING_SHIFT 3
|
||
|
|
#define TPS6105X_REG0_TORCHC_SHIFT 0
|
||
|
|
#define TPS6105X_REG0_TORCHC_MASK (7<<0)
|
||
|
|
#define TPS6105X_REG0_TORCHC_0 0x00
|
||
|
|
#define TPS6105X_REG0_TORCHC_50 0x01
|
||
|
|
#define TPS6105X_REG0_TORCHC_75 0x02
|
||
|
|
#define TPS6105X_REG0_TORCHC_100 0x03
|
||
|
|
#define TPS6105X_REG0_TORCHC_150 0x04
|
||
|
|
#define TPS6105X_REG0_TORCHC_200 0x05
|
||
|
|
#define TPS6105X_REG0_TORCHC_250_400 0x06
|
||
|
|
#define TPS6105X_REG0_TORCHC_250_500 0x07
|
||
|
|
#define TPS6105X_REG_1 0x01
|
||
|
|
#define TPS6105X_REG1_MODE_SHIFT 6
|
||
|
|
#define TPS6105X_REG1_MODE_MASK (0x03<<6)
|
||
|
|
#define TPS6105X_REG1_MODE_SHUTDOWN 0x00
|
||
|
|
#define TPS6105X_REG1_MODE_TORCH 0x01
|
||
|
|
#define TPS6105X_REG1_MODE_TORCH_FLASH 0x02
|
||
|
|
#define TPS6105X_REG1_MODE_VOLTAGE 0x03
|
||
|
|
#define TPS6105X_REG_2 0x02
|
||
|
|
#define TPS6105X_REG_3 0x03
|
||
|
|
|
||
|
|
/**
|
||
|
|
* enum tps6105x_mode - desired mode for the TPS6105x
|
||
|
|
* @TPS6105X_MODE_SHUTDOWN: this instance is inactive, not used for anything
|
||
|
|
* @TPS61905X_MODE_TORCH: this instance is used as a LED, usually a while
|
||
|
|
* LED, for example as backlight or flashlight. If this is set, the
|
||
|
|
* TPS6105X will register to the LED framework
|
||
|
|
* @TPS6105X_MODE_TORCH_FLASH: this instance is used as a flashgun, usually
|
||
|
|
* in a camera
|
||
|
|
* @TPS6105X_MODE_VOLTAGE: this instance is used as a voltage regulator and
|
||
|
|
* will register to the regulator framework
|
||
|
|
*/
|
||
|
|
enum tps6105x_mode {
|
||
|
|
TPS6105X_MODE_SHUTDOWN,
|
||
|
|
TPS6105X_MODE_TORCH,
|
||
|
|
TPS6105X_MODE_TORCH_FLASH,
|
||
|
|
TPS6105X_MODE_VOLTAGE,
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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
|
||
|
|
* @i2c_client: corresponding I2C client
|
||
|
|
* @regulator: regulator device if used in voltage mode
|
||
|
|
* @regmap: used for i2c communcation on accessing registers
|
||
|
|
*/
|
||
|
|
struct tps6105x {
|
||
|
|
struct tps6105x_platform_data *pdata;
|
||
|
|
struct i2c_client *client;
|
||
|
|
struct regulator_dev *regulator;
|
||
|
|
struct regmap *regmap;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif
|