| /* 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 |
