2 * Copyright (C) 2011 ST-Ericsson SA
3 * Written on behalf of Linaro for ST-Ericsson
5 * Author: Linus Walleij <linus.walleij@linaro.org>
7 * License terms: GNU General Public License (GPL) version 2
10 #define MFD_TPS6105X_H
12 #include <linux/i2c.h>
13 #include <linux/regmap.h>
14 #include <linux/regulator/machine.h>
17 * Register definitions to all subdrivers
19 #define TPS6105X_REG_0 0x00
20 #define TPS6105X_REG0_MODE_SHIFT 6
21 #define TPS6105X_REG0_MODE_MASK (0x03<<6)
22 /* These defines for both reg0 and reg1 */
23 #define TPS6105X_REG0_MODE_SHUTDOWN 0x00
24 #define TPS6105X_REG0_MODE_TORCH 0x01
25 #define TPS6105X_REG0_MODE_TORCH_FLASH 0x02
26 #define TPS6105X_REG0_MODE_VOLTAGE 0x03
27 #define TPS6105X_REG0_VOLTAGE_SHIFT 4
28 #define TPS6105X_REG0_VOLTAGE_MASK (3<<4)
29 #define TPS6105X_REG0_VOLTAGE_450 0
30 #define TPS6105X_REG0_VOLTAGE_500 1
31 #define TPS6105X_REG0_VOLTAGE_525 2
32 #define TPS6105X_REG0_VOLTAGE_500_2 3
33 #define TPS6105X_REG0_DIMMING_SHIFT 3
34 #define TPS6105X_REG0_TORCHC_SHIFT 0
35 #define TPS6105X_REG0_TORCHC_MASK (7<<0)
36 #define TPS6105X_REG0_TORCHC_0 0x00
37 #define TPS6105X_REG0_TORCHC_50 0x01
38 #define TPS6105X_REG0_TORCHC_75 0x02
39 #define TPS6105X_REG0_TORCHC_100 0x03
40 #define TPS6105X_REG0_TORCHC_150 0x04
41 #define TPS6105X_REG0_TORCHC_200 0x05
42 #define TPS6105X_REG0_TORCHC_250_400 0x06
43 #define TPS6105X_REG0_TORCHC_250_500 0x07
44 #define TPS6105X_REG_1 0x01
45 #define TPS6105X_REG1_MODE_SHIFT 6
46 #define TPS6105X_REG1_MODE_MASK (0x03<<6)
47 #define TPS6105X_REG1_MODE_SHUTDOWN 0x00
48 #define TPS6105X_REG1_MODE_TORCH 0x01
49 #define TPS6105X_REG1_MODE_TORCH_FLASH 0x02
50 #define TPS6105X_REG1_MODE_VOLTAGE 0x03
51 #define TPS6105X_REG_2 0x02
52 #define TPS6105X_REG_3 0x03
55 * enum tps6105x_mode - desired mode for the TPS6105x
56 * @TPS6105X_MODE_SHUTDOWN: this instance is inactive, not used for anything
57 * @TPS61905X_MODE_TORCH: this instance is used as a LED, usually a while
58 * LED, for example as backlight or flashlight. If this is set, the
59 * TPS6105X will register to the LED framework
60 * @TPS6105X_MODE_TORCH_FLASH: this instance is used as a flashgun, usually
62 * @TPS6105X_MODE_VOLTAGE: this instance is used as a voltage regulator and
63 * will register to the regulator framework
66 TPS6105X_MODE_SHUTDOWN,
68 TPS6105X_MODE_TORCH_FLASH,
69 TPS6105X_MODE_VOLTAGE,
73 * struct tps6105x_platform_data - TPS61905x platform data
74 * @mode: what mode this instance shall be operated in,
75 * this is not selectable at runtime
76 * @regulator_data: initialization data for the voltage
77 * regulator if used as a voltage source
79 struct tps6105x_platform_data {
80 enum tps6105x_mode mode;
81 struct regulator_init_data *regulator_data;
85 * struct tps6105x - state holder for the TPS6105x drivers
86 * @i2c_client: corresponding I2C client
87 * @regulator: regulator device if used in voltage mode
88 * @regmap: used for i2c communcation on accessing registers
91 struct tps6105x_platform_data *pdata;
92 struct i2c_client *client;
93 struct regulator_dev *regulator;
94 struct regmap *regmap;